CN202954072U - Special cooling device for closed internal circulation gas shield copper wire vacuum annealing furnace - Google Patents
Special cooling device for closed internal circulation gas shield copper wire vacuum annealing furnace Download PDFInfo
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- CN202954072U CN202954072U CN2012206916323U CN201220691632U CN202954072U CN 202954072 U CN202954072 U CN 202954072U CN 2012206916323 U CN2012206916323 U CN 2012206916323U CN 201220691632 U CN201220691632 U CN 201220691632U CN 202954072 U CN202954072 U CN 202954072U
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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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P10/00—Technologies related to metal processing
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Abstract
The utility model provides a special cooling device for a closed internal circulation gas shield copper wire vacuum annealing furnace. The special cooling device comprises a gas cooling heat exchanger and a high-temperature circulating fan; the gas cooling heat exchanger is arranged in a gas buffer tank; one end of the gas cooling heat exchanger is connected with the output end of a water pump, and the other end of the gas cooling heat exchanger is connected with a water outlet valve of a cooler; one end of the gas buffer tank is provided with a gas input pipeline on which a flow regulating valve and an atmospheric valve are arranged; the flow regulating valve is located between the atmospheric valve and the gas buffer tank; the output end of the high-temperature circulating fan is connected to the gas input pipeline after being sequentially connected with a fan outlet valve and a gas circulation regulation valve, and the input end of the high-temperature circulating fan is connected to the gas input pipeline after being sequentially connected with the fan inlet valve and a new shield gas replenishing valve; and the input end of the water pump is communicated with a water inlet valve. The special cooling device has the advantages of energy conservation, convenience for operation and high production efficiency.
Description
Technical field
The utility model relates to the refrigerating unit that a kind of copper wire annealing stove is used, particularly a kind of closed circulation gas shield copper cash vacuum annealing furnace Special cooling device.
Background technology
Bare copper wire conductor (comprising round copper wire, flat type copper wire, copper bar, copper pipe, copper busbar etc.) after insulated wire manufacturers generally adopts vacuum well type (or horizontal) annealing furnace to cold working (rolling, drawing, extruding etc.) both at home and abroad at present carries out anneal, its objective is in order to eliminate cold hardening and stress, obtain soft state bare copper wire conductor, reduce the conductor resistance rate and be convenient to the carrying out of follow-up producing process (as coiling, wrapping insulation layer, moulding etc.).There is following technical problem in existing annealing device:
1) inefficiency, and be not easy to produce in enormous quantities.The annealing total time of a common tank copper cash from feeding → seal → vacuumize that to process → be filled with the whole process that goes out to fill with below shielding gas → heat temperature raising → insulation → air-cooled → water-cooled to 50 ℃ consuming time approximately about 25 hours, annealing whole process overlong time.
2) annealing process is controlled weak effect, and labor strength is large, and the copper conductors after anneal does not reach desirable mechanical property and requirement on electric performance.Often occur causing the phenomenons such as the surface blackening (oxidation) of product in annealing process, open bubble because of seal leakage, and, because the flexibility of conductor causes the follow-up producing process difficulty not, have a strong impact on quality product.
3) energy consumption is high, easily causes envrionment temperature local between annealed zone to raise.Because the long and air-cooled process of annealing time and Cooling Process all carry out indoor, a large amount of heat energy need be undertaken cooling by the air between annealed zone and water coolant absorption, easily cause envrionment temperature local between annealed zone to raise too fast, and because cooling basin need take very large place and space, production site is refrigeration cycle water pipe and ponding everywhere, production environment is poor, is not easy to effectively organize lean production.
The utility model content
In order to solve the problems of the technologies described above, the utility model provides a kind of save energy, closed circulation gas shield copper cash vacuum annealing furnace Special cooling device that production efficiency is high.
The technical solution adopted in the utility model is: comprise gas buffer tank, gas cooling heat exchanger, water pump and high temperature circulation blower fan, the outer tube of described gas cooling heat exchanger one end is connected with the outlet of gas buffer tank, inner tube is connected with outlet valve, the outer tube of the other end of gas cooling heat exchanger is connected with the input terminus of high temperature circulation blower fan after connecting successively new shielding gas replenishment valve, blower fan inlet valve, and inner tube is connected with the output terminal of water pump, one end of described gas buffer tank is provided with a gas inlet pipe road, this gas inlet pipe road is provided with gas circulation variable valve and exhaust-valve, the gas circulation variable valve is between exhaust-valve and gas buffer tank, the output terminal of described high temperature circulation blower fan is the connecting fan outlet valve successively, after the second gas circulation variable valve and gas dispense flow rate meter, be connected on the gas inlet pipe road between gas circulation variable valve and gas buffer tank, on the pipeline that described high temperature circulation blower fan is communicated with the gas inlet pipe road, be provided with a gas output tube road between the second gas circulation variable valve and fan outlet valve, the input terminus of described water pump is communicated with water intaking valve.
In above-mentioned closed circulation gas shield copper cash vacuum annealing furnace Special cooling device, on the gas output tube road between described the second gas circulation variable valve and fan outlet valve, the 3rd gas circulation variable valve and second emptying valve is housed.
The beneficial effects of the utility model are: 1) the utility model utilizes shielding gas in the gas buffer tank annealed copper wire conductor to be carried out directly cooling by the gas cooling heat exchanger; the cooling efficiency of comparing with traditional air-cooled indirect type of cooling that adds water-cooled is enhanced about more than once; one tank copper cash (well formula tank 2500kg left and right; about horizontal tank 5000kg) can be controlled in annealing total time in 8 hours; and traditional conventional type of cooling annealing total time needs about 25 hours; improve utilization ratio and the working efficiency of equipment, saved the energy.2) flexibility of cooling effective raising conductor fast of the present utility model and unit elongation etc., obtain desirable conductor mechanical property, be convenient to subsequent handling as moulding shaping of wrapped, the coil of coil winding, insulation layer etc., reduce the conductor resistance rate simultaneously, guarantee the electrical property of copper conductors, integral body has improved the quality product of copper conductors.3) the supporting employing automatic control mode of the utility model and annealing furnace control system is controlled the cooling whole process of the annealing of copper cash product, easy to operate practicality; Do not need directly to be placed in cooling basin and carry out coolingly because adopting after the utility model stainless steel to fill with body, avoided tank body rapid heat cycle repeatedly, can effectively improve the work-ing life that stainless steel is filled with body.4) and production scene do not need to arrange cooling basin and complicated refrigeration cycle water pipe, cooling basin can be placed in to the outdoor overall cooling that carries out, guarantee that a large amount of heat energy distributes outdoor, thereby can effectively improve Working environment.
The accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
Embodiment
Below in conjunction with accompanying drawing, the utility model is further described.
As shown in Figure 1, the utility model comprises gas buffer tank 1, gas cooling heat exchanger 2, water pump 3 and high temperature circulation blower fan 4, and the outer tube of described gas cooling heat exchanger 2 one ends is connected with 1 outlet of gas buffer tank, and inner tube is connected with outlet valve 21; The outer tube of the other end of gas cooling heat exchanger 2 is connected with the input terminus of high temperature circulation blower fan 4 after connecting successively new shielding gas replenishment valve 8, blower fan inlet valve 42, and inner tube is connected with the output terminal of water pump 3.One end of described gas buffer tank 1 is provided with a gas inlet pipe road 11, and this gas inlet pipe road 11 is provided with gas circulation variable valve 5 and exhaust-valve 6, and gas circulation variable valve 5 is between exhaust-valve 6 and gas buffer tank 1.The output terminal of described high temperature circulation blower fan 4 is connected on the gas inlet pipe road 11 between gas circulation variable valve 5 and gas buffer tank 1 after connecting fan outlet valve 41, the second gas circulation variable valve 12 and gas dispense flow rate meter 7 successively.The input terminus of described water pump 3 is communicated with water intaking valve 31.On the pipeline that described high temperature circulation blower fan 4 is communicated with gas inlet pipe road 11, be provided with a gas output tube road 10 between the second gas circulation variable valve 12 and fan outlet valve 41, the 3rd gas circulation variable valve 13 and second emptying valve 14 are housed on this gas output tube road 10.
Principle of work of the present utility model is: during use, bottom is filled with to by high temperature conjunction flexible pipe and annealing in gas inlet pipe road 11 to be communicated with, utilize in air heat exchange water cooler 2 that cooling circulating water is cooling fast is incorporated into the interior high temperature protection gas of gas buffer tank 1 in annealing is filled with, then by high temperature circulation blower fan 4, cooled shielding gas is pressurizeed, by the high temperature conjunction flexible pipe, the cooled shielding gas of a part is forced to send into the annealing pot bottom again and mixed with the high temperature protection gas in tank the temperature that reduces shielding gas in annealing pot, shielding gas circulation in annealing pot after the reduction temperature is the cooling product be annealed directly, the cooled shielding gas of another part enters that gas buffer tank 1 mixes with the interior high temperature protection gas of gas buffer tank 1 and the temperature that reduces gas buffer tank 1 interior gas, realize the cooling purpose that is annealed product fast after refrigeration cycle repeatedly.
Use the copper cash of the utility model processing and the copper cash performance of conventional annealing processing to be compared as follows table:
Claims (2)
1. a closed circulation gas shield copper cash vacuum annealing furnace Special cooling device, it is characterized in that: comprise gas buffer tank, gas cooling heat exchanger, water pump and high temperature circulation blower fan, the outer tube of described gas cooling heat exchanger one end is connected with the outlet of gas buffer tank, inner tube is connected with outlet valve, the outer tube of the other end of gas cooling heat exchanger is connected with the input terminus of high temperature circulation blower fan after connecting successively new shielding gas replenishment valve, blower fan inlet valve, and inner tube is connected with the output terminal of water pump, one end of described gas buffer tank is provided with a gas inlet pipe road, this gas inlet pipe road is provided with gas circulation variable valve and exhaust-valve, the gas circulation variable valve is between exhaust-valve and gas buffer tank, the output terminal of described high temperature circulation blower fan is the connecting fan outlet valve successively, after the second gas circulation variable valve and gas dispense flow rate meter, be connected on the gas inlet pipe road between gas circulation variable valve and gas buffer tank, on the pipeline that described high temperature circulation blower fan is communicated with the gas inlet pipe road, be provided with a gas output tube road between the second gas circulation variable valve and fan outlet valve, the input terminus of described water pump is communicated with water intaking valve.
2. closed circulation gas shield copper cash vacuum annealing furnace Special cooling device as claimed in claim 1, be equipped with the 3rd gas circulation variable valve and second emptying valve on the gas output tube road between described the second gas circulation variable valve and fan outlet valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012206916323U CN202954072U (en) | 2012-12-14 | 2012-12-14 | Special cooling device for closed internal circulation gas shield copper wire vacuum annealing furnace |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012206916323U CN202954072U (en) | 2012-12-14 | 2012-12-14 | Special cooling device for closed internal circulation gas shield copper wire vacuum annealing furnace |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202954072U true CN202954072U (en) | 2013-05-29 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012206916323U Withdrawn - After Issue CN202954072U (en) | 2012-12-14 | 2012-12-14 | Special cooling device for closed internal circulation gas shield copper wire vacuum annealing furnace |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202954072U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103045813A (en) * | 2012-12-14 | 2013-04-17 | 湘潭高耐合金制造有限公司 | Cooling device for gas shielded copper wire vacuum annealing furnace and cooling method |
| CN107058687A (en) * | 2017-04-10 | 2017-08-18 | 遵义顺峰汽车零部件制造有限公司 | Heat-treatment part cooling device |
| CN108285969A (en) * | 2018-01-30 | 2018-07-17 | 重庆市天宇电线电缆制造有限公司 | A kind of copper wire circulating-heating annealing furnace |
-
2012
- 2012-12-14 CN CN2012206916323U patent/CN202954072U/en not_active Withdrawn - After Issue
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103045813A (en) * | 2012-12-14 | 2013-04-17 | 湘潭高耐合金制造有限公司 | Cooling device for gas shielded copper wire vacuum annealing furnace and cooling method |
| CN103045813B (en) * | 2012-12-14 | 2015-01-07 | 湘潭高耐合金制造有限公司 | Cooling device for gas shielded copper wire vacuum annealing furnace and cooling method |
| CN107058687A (en) * | 2017-04-10 | 2017-08-18 | 遵义顺峰汽车零部件制造有限公司 | Heat-treatment part cooling device |
| CN108285969A (en) * | 2018-01-30 | 2018-07-17 | 重庆市天宇电线电缆制造有限公司 | A kind of copper wire circulating-heating annealing furnace |
| CN108285969B (en) * | 2018-01-30 | 2019-04-30 | 重庆市天宇电线电缆制造有限公司 | A kind of copper wire circulating-heating annealing furnace |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20130529 Effective date of abandoning: 20150107 |
|
| RGAV | Abandon patent right to avoid regrant |