CN201672822U - Nitrogen heat exchange system for sintering vanadium-nitrogen alloy - Google Patents
Nitrogen heat exchange system for sintering vanadium-nitrogen alloy Download PDFInfo
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- CN201672822U CN201672822U CN2010201779886U CN201020177988U CN201672822U CN 201672822 U CN201672822 U CN 201672822U CN 2010201779886 U CN2010201779886 U CN 2010201779886U CN 201020177988 U CN201020177988 U CN 201020177988U CN 201672822 U CN201672822 U CN 201672822U
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- nitrogen
- circulating water
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- exchange system
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Abstract
The utility model relates to a nitrogen heat exchange system for sintering vanadium-nitrogen alloy, which comprises a liquid nitrogen storage tank (1), a nitrogen buffer tank (3) and a tunnel kiln (4) and is characterized in that the nitrogen heat exchange system additionally comprises a heat exchange system (2), the heat exchange system (2) comprises a water tank (2-1), a heat exchanger (2-2), a circulating water inlet (2-3) and a circulating water outlet (2-4), the heat exchanger (2-2) is immersed in the water tank (2-1), the circulating water inlet (2-3) is arranged above the water tank (2-1), the circulating water outlet (2-4) is arranged at an opening at the lower end of the water tank (2-1), and the circulating water inlet (2-3) is connected with the circulating water outlet (2-4). The utility model has the advantages that the nitrogen delivery is ensured, the cleaning is convenient and the energy and the production cost are saved.
Description
(1) technical field
The utility model relates to a kind of nitrogen heat-exchange system that is used for the sintering VN alloy.
(2) background technology
VN alloy need be imported nitrogen during sintering continuously in tunnel cave in tunnel cave, yet the temperature of liquid nitrogen is extremely low, and the surface of the heat exchanger that links to each other with liquid nitrogen storage tank often has long-pending frost to produce.These long-pending frosts have not only influenced the conveying of nitrogen, and also very inconvenience of cleaning.
(3) utility model content
In order to overcome above-mentioned deficiency, the utility model provides a kind of nitrogen heat-exchange system that is used for the sintering VN alloy.This nitrogen heat-exchange system that is used for the sintering VN alloy has guaranteed the conveying of nitrogen, and cleaning is convenient, has also saved the energy and production cost.
A kind of nitrogen heat-exchange system that is used for the sintering VN alloy, it includes liquid nitrogen storage tank, nitrogen buffer tank and tunnel cave, it is characterized in that: it also comprises heat-exchanger rig, the gas vent of described liquid nitrogen storage tank links to each other with the gas access of heat-exchanger rig, the gas vent of described heat-exchanger rig links to each other with the gas access of nitrogen buffer tank, the gas vent of described nitrogen buffer tank links to each other with the gas access of tunnel cave, and gas feed place of described nitrogen buffer tank is provided with gas valve;
Described heat-exchanger rig comprises water tank, heat exchanger, circulating water intake and circulating water outlet, described heat exchanger is dipped in the water tank, described water tank top is provided with circulating water intake, and described water tank lower ending opening is provided with circulating water outlet, and described circulating water intake links to each other with circulating water outlet.
The beneficial effects of the utility model are:
This nitrogen heat-exchange system that is used for the sintering VN alloy makes heat exchanger surface not at the formation product frost, has made things convenient for the cleaning of heat exchanger, guaranteed the stable conveying of nitrogen, and recycling water resource has also been saved cost.
(4) description of drawings
Fig. 1 is used for the structural representation of the nitrogen heat-exchange system of sintering VN alloy for the utility model.
Fig. 2 is the enlarged drawing of heat-exchanger rig of the present utility model.
Wherein: liquid nitrogen storage tank 1, heat-exchanger rig 2, water tank 2-1, heat exchanger 2-2, circulating water intake 2-3, circulating water outlet 2-4, nitrogen buffer tank 3, gas valve 3-1, tunnel cave 4.
(5) specific embodiment
As figure, the utility model relates to a kind of nitrogen heat-exchange system that is used for the sintering VN alloy, it includes liquid nitrogen storage tank 1, heat-exchanger rig 2, nitrogen buffer tank 3 and tunnel cave 4, the gas vent of described liquid nitrogen storage tank 1 links to each other with the gas access of heat-exchanger rig 2, the gas vent of described heat-exchanger rig 2 links to each other with the gas access of nitrogen buffer tank 3, the gas vent of described nitrogen buffer tank 3 links to each other with the gas access of tunnel cave 4, and gas feed place of described nitrogen buffer tank 3 is provided with gas valve 3-1;
Described heat-exchanger rig 2 comprises water tank 2-1, heat exchanger 2-2, circulating water intake 2-3 and circulating water outlet 2-4, described heat exchanger 2-2 is dipped among the water tank 2-1, described water tank 2-1 top is provided with circulating water intake 2-3, described water tank 2-1 lower ending opening is provided with circulating water outlet 2-4, and described circulating water intake 2-3 links to each other with circulating water outlet 2-4.
The utility model relates to a kind of nitrogen heat-exchange system that is used for the sintering VN alloy, at first in water tank 2-1, inject water by circulating water intake 2-3, when the low temperature nitrogen in the liquid nitrogen storage tank 1 can make heat exchanger 2-2 surface temperature extremely low during by heat exchanger 2-2, make the water for cooling among the water tank 2-1 also discharge as cooling water by circulating water outlet 2-4, it is recycling to return the back again from circulating water intake 2-3.
Claims (1)
1. nitrogen heat-exchange system that is used for the sintering VN alloy, it includes liquid nitrogen storage tank (1), nitrogen buffer tank (3) and tunnel cave (4), it is characterized in that: it also comprises heat-exchanger rig (2), the gas vent of described liquid nitrogen storage tank (1) links to each other with the gas access of heat-exchanger rig (2), the gas vent of described heat-exchanger rig (2) links to each other with the gas access of nitrogen buffer tank (3), the gas vent of described nitrogen buffer tank (3) links to each other with the gas access of tunnel cave (4), and gas feed place of described nitrogen buffer tank (3) is provided with gas valve (3-1);
Described heat-exchanger rig (2) comprises water tank (2-1), heat exchanger (2-2), circulating water intake (2-3) and circulating water outlet (2-4), described heat exchanger (2-2) is dipped in the water tank (2-1), described water tank (2-1) top is provided with circulating water intake (2-3), described water tank (2-1) lower ending opening is provided with circulating water outlet (2-4), and described circulating water intake (2-3) links to each other with circulating water outlet (2-4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201779886U CN201672822U (en) | 2010-04-26 | 2010-04-26 | Nitrogen heat exchange system for sintering vanadium-nitrogen alloy |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201779886U CN201672822U (en) | 2010-04-26 | 2010-04-26 | Nitrogen heat exchange system for sintering vanadium-nitrogen alloy |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201672822U true CN201672822U (en) | 2010-12-15 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010201779886U Expired - Fee Related CN201672822U (en) | 2010-04-26 | 2010-04-26 | Nitrogen heat exchange system for sintering vanadium-nitrogen alloy |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201672822U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109383321A (en) * | 2018-11-13 | 2019-02-26 | 武汉银桥南海光电有限公司 | A kind of charging pile with internal-circulation type radiator structure |
-
2010
- 2010-04-26 CN CN2010201779886U patent/CN201672822U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109383321A (en) * | 2018-11-13 | 2019-02-26 | 武汉银桥南海光电有限公司 | A kind of charging pile with internal-circulation type radiator structure |
| CN109383321B (en) * | 2018-11-13 | 2024-02-13 | 武汉银桥南海光电有限公司 | Fill electric pile with inner loop formula heat radiation structure |
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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: 20101215 Termination date: 20180426 |