CN219861526U - Liquid nitrogen gasification structure for nitriding furnace - Google Patents
Liquid nitrogen gasification structure for nitriding furnace Download PDFInfo
- Publication number
- CN219861526U CN219861526U CN202321260287.2U CN202321260287U CN219861526U CN 219861526 U CN219861526 U CN 219861526U CN 202321260287 U CN202321260287 U CN 202321260287U CN 219861526 U CN219861526 U CN 219861526U
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- CN
- China
- Prior art keywords
- nitriding furnace
- pipe
- water tank
- liquid nitrogen
- water
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 title claims abstract description 56
- 238000005121 nitriding Methods 0.000 title claims abstract description 36
- 229910052757 nitrogen Inorganic materials 0.000 title claims abstract description 27
- 239000007788 liquid Substances 0.000 title claims abstract description 23
- 238000002309 gasification Methods 0.000 title claims abstract description 17
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 86
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims abstract description 15
- 229910052802 copper Inorganic materials 0.000 claims abstract description 15
- 239000010949 copper Substances 0.000 claims abstract description 15
- 239000002184 metal Substances 0.000 claims abstract description 10
- 229910052751 metal Inorganic materials 0.000 claims abstract description 10
- 238000010438 heat treatment Methods 0.000 claims abstract description 9
- 238000009413 insulation Methods 0.000 claims description 16
- 238000004321 preservation Methods 0.000 claims description 13
- 238000005192 partition Methods 0.000 claims description 6
- 238000010276 construction Methods 0.000 claims 4
- 208000001034 Frostbite Diseases 0.000 abstract description 4
- 238000001816 cooling Methods 0.000 abstract description 3
- 238000005984 hydrogenation reaction Methods 0.000 description 6
- 238000000746 purification Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 239000007769 metal material Substances 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 229910001873 dinitrogen Inorganic materials 0.000 description 2
- 239000010419 fine particle Substances 0.000 description 2
- 238000002955 isolation Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 239000000498 cooling water Substances 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 239000004503 fine granule Substances 0.000 description 1
- 238000010304 firing Methods 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 239000011261 inert gas Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 235000019645 odor Nutrition 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000009834 vaporization Methods 0.000 description 1
- 230000008016 vaporization Effects 0.000 description 1
Classifications
-
- 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
- Y02P10/25—Process efficiency
Landscapes
- Filling Or Discharging Of Gas Storage Vessels (AREA)
Abstract
The utility model relates to the technical field of nitriding furnaces, in particular to a liquid nitrogen gasification structure for a nitriding furnace. Including nitriding furnace equipment, nitriding furnace equipment's top intercommunication has first tubular metal resonator, the right side intercommunication of first tubular metal resonator has the low temperature pipe, the right side intercommunication of low temperature pipe has the second bellows, the fixed surface of low temperature pipe is connected with the copper billet, the inside fixed mounting of copper billet has annular water pipe, and this application is through setting up heating equipment, can be continuous to the inside water of water tank heat, carries hot water through immersible pump and annular water pipe simultaneously, through the heat transfer phenomenon of copper billet, can rise the inside temperature of low temperature pipe, reduces the risk, can absorb a large amount of heat cooling in solving current liquid nitrogen and can lead to the temperature of conveyer pipe to drop sharply, and operating personnel touches the conveyer pipe by mistake, can appear frostbite's phenomenon, exists the problem of certain risk.
Description
Technical Field
The utility model relates to the technical field of nitriding furnaces, in particular to a liquid nitrogen gasification structure for a nitriding furnace.
Background
The nitriding furnace is equipment with nitriding treatment, has the characteristics of low treatment temperature, short time and small deformation of a workpiece, and has high fatigue limit and good wear resistance.
When the metal material is processed, the inert gas protection is needed by utilizing nitrogen, and the nitrogen is generally stored in a metal tank by liquid nitrogen, such as the Chinese patent application number in the prior art: CN213629883U discloses a liquid nitrogen gasification cold energy recycling device for hydrogenation stove, including liquid nitrogen jar, gasifier, nitrogen jar and hydrogenation stove, still include the fin, the fin set firmly on the coil pipe of gasifier, the both ends of hydrogenation stove are connected with raceway and wet return respectively, the hydrogenation stove with the raceway passes through the water pump and is connected, the water outlet of raceway is located the top of fin, the water outlet of raceway is equipped with the shower nozzle, be equipped with a plurality of runners in the shower nozzle, the runner slope set up just the export orientation of runner the fin, the export of runner is equipped with atomizing silk screen, the below of fin is equipped with the collecting vat, the wet return with the bottom intercommunication of collecting vat, the wet return with the hydrogenation stove passes through the booster pump and links to each other. By adopting the structure, the cold energy on the gasifier can be used for cooling the cooling water required by the hydrogenation furnace, thereby improving the utilization of the cold energy.
In the metal material treatment, the nitriding furnace is needed to be used for vaporization treatment, but a large amount of heat is absorbed in liquid nitrogen delivery to cool down, so that the temperature of a delivery pipe is rapidly reduced, an operator touches the delivery pipe by mistake, a frostbite phenomenon can occur, a certain danger exists, and the use of the metal material treatment device is inconvenient for the user.
Disclosure of Invention
The utility model aims to solve the problems that a great amount of heat is absorbed and the temperature of a conveying pipe is reduced rapidly in the conventional liquid nitrogen conveying process, an operator touches the conveying pipe by mistake, frostbite occurs, and a certain danger exists.
In order to achieve the above purpose, the present utility model adopts the following technical scheme:
the utility model provides a liquid nitrogen gasification structure for nitriding furnace, includes nitriding furnace equipment, nitriding furnace equipment's top intercommunication has first tubular metal resonator, first tubular metal resonator's right side intercommunication has the low temperature pipe, the right side intercommunication of low temperature pipe has the second bellows, the fixed surface of low temperature pipe is connected with the copper billet, the inside fixed mounting of copper billet has annular water pipe, nitriding furnace equipment's right side is through fixed block fixedly connected with water tank, the inside to the water tank is all run through at annular water pipe's both ends, the bottom fixed mounting of water tank inner wall has the immersible pump, the output and the one end intercommunication of annular water pipe of immersible pump, the right side fixed mounting of water tank inner wall has firing equipment, the top intercommunication of water tank has the inlet tube, the inside of inlet tube is provided with filtering component.
Further, the filter component comprises a filter plate, a purifying plate is arranged at the bottom of the filter plate, supporting blocks are arranged at the bottoms of the filter plate and the purifying plate, and the outer sides of the supporting blocks are fixedly connected to the inside of the water inlet pipe.
Through adopting above-mentioned technical scheme, through setting up filter unit, can filter the inside water of entering water tank, through the filter, can get rid of the debris in the water, through the purification plate, can filter the peculiar smell in the water to and fine granule, convenient to use person uses.
Further, a filter cover is arranged on the outer side of the submersible pump, and the filter cover is located on the outer side of the submersible pump.
Through adopting above-mentioned technical scheme, through the setting of filter mantle, can protect the immersible pump, improve the security of immersible pump, avoid the immersible pump to appear blocking up the phenomenon.
Further, the inside vertical fixedly connected with baffle of water tank, the baffle is located the left side of immersible pump.
Through adopting above-mentioned technical scheme, through the setting of baffle, can carry out certain isolation to the water level, avoid backward flow low temperature water to be absorbed away by the immersible pump, convenient to use person uses.
Further, the outside fixedly connected with heat preservation of water tank, heat preservation and water tank cooperation use.
Through adopting above-mentioned technical scheme, through the setting of heat preservation, can keep warm the water tank, avoid the temperature to run off too soon, have the better effect of heat preservation.
Further, the surface of the heat preservation layer is fixedly connected with a heat insulation layer, and the heat insulation layer is matched with the heat preservation layer.
Through adopting above-mentioned technical scheme, through the setting of thermal insulation layer, can strengthen keeping warm the water tank, have good heat preservation performance, improved the heat preservation of water tank.
The liquid nitrogen gasification structure for the nitriding furnace has the beneficial effects that:
1. according to the utility model, the heating equipment is arranged, so that the water in the water tank can be continuously heated, meanwhile, the submerged pump and the annular water pipe are used for conveying the hot water, and the temperature in the low-temperature pipe can be raised through the heat transfer phenomenon of the copper block, so that the risk is reduced, and the water tank is convenient for a user to use.
2. According to the utility model, the filter assembly is arranged, so that water entering the water tank can be filtered, sundries in the water can be removed through the filter plate, peculiar smell and fine particles in the water can be filtered through the purifying plate, and the filter is convenient for a user to use.
Drawings
FIG. 1 is a schematic diagram of a liquid nitrogen gasification structure for a nitriding furnace according to the present utility model;
FIG. 2 is a schematic diagram showing a three-dimensional cross-sectional structure of a liquid nitrogen gasification structure for a nitriding furnace according to the present utility model;
FIG. 3 is a schematic diagram showing a three-dimensional structure of a filter housing of a liquid nitrogen gasification structure for a nitriding furnace according to the present utility model;
fig. 4 is a schematic perspective view of a liquid nitrogen gasifying structure for a nitriding furnace.
In the figure: 1. nitriding furnace equipment; 2. a first metal pipe; 3. a low temperature tube; 4. a second bellows; 5. copper blocks; 6. an annular water pipe; 7. a water tank; 8. submersible pump; 9. a heating device; 10. a water inlet pipe; 11. a filter assembly; 111. a filter plate; 112. a purification plate; 113. a support block; 12. a filter cover; 13. a partition plate; 14. a heat preservation layer; 15. and a heat insulation layer.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.
Referring to fig. 1 to 4, a liquid nitrogen gasification structure for a nitriding furnace comprises nitriding furnace equipment 1, a first metal pipe 2 is communicated with the top of the nitriding furnace equipment 1, a low-temperature pipe 3 is communicated with the right side of the first metal pipe 2, a second corrugated pipe 4 is communicated with the right side of the low-temperature pipe 3, a copper block 5 is fixedly connected with the surface of the low-temperature pipe 3, an annular water pipe 6 is fixedly installed in the copper block 5, a water tank 7 is fixedly connected with the right side of the nitriding furnace equipment 1 through a fixing block, two ends of the annular water pipe 6 penetrate through the inside of the water tank 7, a submersible pump 8 is fixedly installed at the bottom of the inner wall of the water tank 7, the output end of the submersible pump 8 is communicated with one end of the annular water pipe 6, a heating device 9 is fixedly installed at the right side of the inner wall of the water tank 7, a water inlet pipe 10 is communicated with the top of the water inlet pipe 10, a filter assembly 11 is arranged in the water inlet pipe 10, water inside the water tank 7 can be continuously heated through the heating device 9, meanwhile, the water inside the water is transmitted through the submersible pump 8 and the annular water pipe 6, the temperature inside the low-temperature pipe 3 can be increased through the heat transfer phenomenon of the copper block 5, and dangerous users can be reduced.
Referring to fig. 4, the filter assembly 11 includes a filter plate 111, a purification plate 112 is disposed at the bottom of the filter plate 111, support blocks 113 are disposed at the bottoms of the filter plate 111 and the purification plate 112, and the outside of the support blocks 113 is fixedly connected to the inside of the water inlet pipe 10, more specifically, the filter assembly 11 is disposed so as to filter water entering the water tank 7, impurities in the water can be removed through the filter plate 111, and the purification plate 112 is disposed so as to filter foreign odors and fine particles in the water, thereby being convenient for a user to use.
Referring to fig. 3, the outside of the submersible pump 8 is provided with a filter cover 12, and the filter cover 12 is located at the outside of the submersible pump 8, more specifically, through the arrangement of the filter cover 12, the submersible pump 8 can be protected, so that the safety of the submersible pump 8 is improved, and the phenomenon of blockage of the submersible pump 8 is avoided.
Referring to fig. 2, the partition 13 is vertically and fixedly connected to the inside of the water tank 7, and the partition 13 is located at the left side of the submersible pump 8, more specifically, through the arrangement of the partition 13, certain isolation can be performed on the water level, low-temperature water which is prevented from flowing back is sucked away by the submersible pump 8, and the use is convenient for a user.
Referring to fig. 2, the heat-insulating layer 14 is fixedly connected to the outer side of the water tank 7, and the heat-insulating layer 14 is matched with the water tank 7 for use, more specifically, through the arrangement of the heat-insulating layer 14, the water tank 7 can be insulated, so that the temperature loss is avoided from being too fast, and the effect of better heat insulation is achieved.
Referring to fig. 2, the thermal insulation layer 15 is fixedly connected to the surface of the thermal insulation layer 14, and the thermal insulation layer 15 is matched with the thermal insulation layer 14, more specifically, the thermal insulation of the water tank 7 can be enhanced through the arrangement of the thermal insulation layer 15, so that the thermal insulation device has excellent thermal insulation performance, and the thermal insulation performance of the water tank 7 is improved.
The working mode is as follows: during operation, when needing to heat in the low temperature nitrogen gas transmission, the user starts heating equipment 9, heating equipment 9 heats the inside water of water tank 7, afterwards the user starts immersible pump 8, immersible pump 8 carries out the transmission hot water to the inside of annular water pipe 6, the hot water leads the temperature to copper billet 5, afterwards copper billet 5 heats cryotube 3, cryotube 3 abundant carries out the heat replacement with copper billet 5, can heat nitrogen gas, thereby reach the effect of initiative heating, can absorb a large amount of heat cooling in having solved current liquid nitrogen and carry, can lead to the temperature of conveyer pipe to drop sharply, operating personnel touches the conveyer pipe by mistake, the phenomenon of frostbite can appear, there is the problem of certain danger.
The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.
Claims (6)
1. The utility model provides a nitrogen gasification structure for nitriding furnace, includes nitriding furnace equipment (1), its characterized in that: the utility model discloses a nitriding furnace equipment, including nitriding furnace equipment, bottom, outer wall, inner wall, outer wall, first tubular metal resonator (2) are linked together at the top of nitriding furnace equipment (1), right side intercommunication of first tubular metal resonator (2) has cryogenicity pipe (3), the right side intercommunication of cryogenicity pipe (3) has second bellows (4), the fixed surface of cryogenicity pipe (3) is connected with copper block (5), the inside fixed mounting of copper block (5) has annular water pipe (6), the right side of nitriding furnace equipment (1) is through fixed block fixedly connected with water tank (7), the inside to water tank (7) is all run through at the both ends of annular water pipe (6), the bottom fixed mounting of water tank (7) inner wall has immersible pump (8), the output of immersible pump (8) communicates with the one end of annular water pipe (6), the right side fixed mounting of water tank (7) inner wall has heating equipment (9), the top intercommunication of water tank (7) has inlet tube (10), the inside of inlet tube (10) is provided with filter assembly (11).
2. A liquid nitrogen gasification construction for a nitriding furnace according to claim 1, wherein: the filter assembly (11) comprises a filter plate (111), a purifying plate (112) is arranged at the bottom of the filter plate (111), supporting blocks (113) are arranged at the bottoms of the filter plate (111) and the purifying plate (112), and the outer sides of the supporting blocks (113) are fixedly connected to the inside of the water inlet pipe (10).
3. A liquid nitrogen gasification construction for a nitriding furnace according to claim 1, wherein: the outside of immersible pump (8) is provided with filter mantle (12), filter mantle (12) are located the outside of immersible pump (8).
4. A liquid nitrogen gasification construction for a nitriding furnace according to claim 1, wherein: the inside of the water tank (7) is vertically and fixedly connected with a partition plate (13), and the partition plate (13) is positioned on the left side of the submersible pump (8).
5. A liquid nitrogen gasification construction for a nitriding furnace according to claim 1, wherein: the outside fixedly connected with heat preservation (14) of water tank (7), heat preservation (14) are used with water tank (7) cooperation.
6. The liquid nitrogen gasification structure for nitriding furnace according to claim 5, wherein: the surface of the heat preservation layer (14) is fixedly connected with a heat insulation layer (15), and the heat insulation layer (15) is matched with the heat preservation layer (14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321260287.2U CN219861526U (en) | 2023-05-23 | 2023-05-23 | Liquid nitrogen gasification structure for nitriding furnace |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321260287.2U CN219861526U (en) | 2023-05-23 | 2023-05-23 | Liquid nitrogen gasification structure for nitriding furnace |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219861526U true CN219861526U (en) | 2023-10-20 |
Family
ID=88348001
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321260287.2U Active CN219861526U (en) | 2023-05-23 | 2023-05-23 | Liquid nitrogen gasification structure for nitriding furnace |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219861526U (en) |
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2023
- 2023-05-23 CN CN202321260287.2U patent/CN219861526U/en active Active
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| GR01 | Patent grant |