CN214736038U - Nitriding furnace is used in production of high strength and high toughness aluminum alloy ex-trusions - Google Patents
Nitriding furnace is used in production of high strength and high toughness aluminum alloy ex-trusions Download PDFInfo
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- CN214736038U CN214736038U CN202121291993.4U CN202121291993U CN214736038U CN 214736038 U CN214736038 U CN 214736038U CN 202121291993 U CN202121291993 U CN 202121291993U CN 214736038 U CN214736038 U CN 214736038U
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- nitriding furnace
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- water
- conducting strip
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- 238000005121 nitriding Methods 0.000 title claims abstract description 80
- 229910000838 Al alloy Inorganic materials 0.000 title claims abstract description 15
- 238000004519 manufacturing process Methods 0.000 title claims description 6
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 112
- 238000001816 cooling Methods 0.000 claims abstract description 83
- 230000017525 heat dissipation Effects 0.000 claims abstract description 30
- 239000007788 liquid Substances 0.000 claims abstract description 12
- 239000000498 cooling water Substances 0.000 claims description 4
- 230000005611 electricity Effects 0.000 claims description 4
- 239000000463 material Substances 0.000 abstract description 8
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 abstract description 7
- 239000010949 copper Substances 0.000 abstract description 7
- 229910052802 copper Inorganic materials 0.000 abstract description 7
- 230000000694 effects Effects 0.000 abstract description 5
- 239000010410 layer Substances 0.000 description 24
- 239000000047 product Substances 0.000 description 5
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 3
- 229910052782 aluminium Inorganic materials 0.000 description 3
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000010935 stainless steel Substances 0.000 description 2
- 229910001220 stainless steel Inorganic materials 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 229910001199 N alloy Inorganic materials 0.000 description 1
- 229910021529 ammonia Inorganic materials 0.000 description 1
- YYXHRUSBEPGBCD-UHFFFAOYSA-N azanylidyneiron Chemical compound [N].[Fe] YYXHRUSBEPGBCD-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000009795 derivation Methods 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 125000004433 nitrogen atom Chemical group N* 0.000 description 1
- 239000012466 permeate Substances 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000002344 surface layer Substances 0.000 description 1
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Abstract
The utility model discloses a nitriding furnace for producing high-strength high-toughness aluminum alloy profiles, which comprises a nitriding furnace, a liquid cooling unit and an air cooling unit; the bottom of the nitriding furnace is provided with an air cooling unit; the liquid cooling unit contains cold water subassembly, cooling layer, conducting strip and heat dissipation water pipe, nitriding furnace internally mounted has the cooling layer, the one side at the cooling layer and be no less than ten at angles such as conducting strip, the one end of conducting strip is located nitriding furnace's inside, and the other end of conducting strip is located the inside of cooling layer, heat dissipation water pipe passes the conducting strip and is the screw thread form around the inside at the cooling layer, the both ends of heat dissipation water pipe are installed on the cold water subassembly, and the cold water subassembly provides cold water for the heat dissipation water pipe, and after nitriding furnace work is accomplished, exports the inside steam of nitriding furnace through the conducting strip, and leading-in cooling layer, the conducting strip of copper product material is flowed through to the cold water of heat dissipation water pipe, and the cooling effect is good, and two kinds of cooling function cooperation are cooled, and cooling efficiency is high.
Description
Technical Field
The utility model relates to a nitriding furnace technical field specifically is a nitriding furnace is used in production of high strength and toughness aluminum alloy ex-trusions.
Background
The nitriding treatment is to utilize active nitrogen atoms decomposed by ammonia at a certain temperature (500-600 ℃) to permeate and diffuse to the surface layer of the steel to form iron-nitrogen alloy, thereby changing the mechanical properties (enhancing the wear resistance, increasing the hardness, improving the corrosion resistance and the like) and the physical and chemical properties of the surface of the steel part.
Application number 201120398633.4 in the prior art provides a rapid cooling type nitriding furnace, which comprises a furnace container, a furnace shell, a furnace cover and a furnace bottom; the furnace liner is positioned in the furnace shell, the furnace bottom is positioned at the bottom of the furnace shell, and the furnace cover is positioned at the upper part of the furnace shell and used for sealing the furnace liner; the furnace pipe is internally provided with a stainless steel pipe made of 1Cr18Ni9Ti, and the stainless steel pipe is spirally and uniformly wound along the inner wall of the furnace pipe.
The cooling effect is poor, the cooling function is single, and the cooling efficiency is low.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is to overcome current defect, provide a nitriding furnace is used in production of high strength and high toughness aluminium alloy ex-trusions, the cooling effect is good, two kinds of cooling function cooperation cooling, and cooling efficiency is high, can effectively solve the problem in the background art.
In order to achieve the above object, the utility model provides a following technical scheme: a nitriding furnace for producing high-strength and high-toughness aluminum alloy sections comprises a nitriding furnace, a liquid cooling unit and an air cooling unit;
nitriding furnace: the bottom of the air cooling unit is provided with an air cooling unit;
liquid cooling unit: contain cold water subassembly, cooling layer, conducting strip and heat dissipation water pipe, nitriding furnace internally mounted has the cooling layer, the one side at the cooling layer and be no less than ten at angles such as conducting strip, the one end of conducting strip is located the inside of nitriding furnace, and the other end of conducting strip is located the inside of cooling layer, the heat dissipation water pipe passes the conducting strip and is the screw thread form around the inside at the cooling layer, the both ends of heat dissipation water pipe are installed on the cold water subassembly.
The cooling water subassembly provides cold water for the heat dissipation water pipe, and after nitriding furnace work was accomplished, through the steam derivation of conducting strip with nitriding furnace inside, leading-in cooling layer, the cooling water of heat dissipation water pipe flows through the conducting strip of copper product material, siphons away the heat of conducting strip, cools down to the nitriding furnace.
Further, the cooling water subassembly in the liquid cooling unit contains water pump and water tank, the delivery port of water pump is connected to the end of intaking that the heat dissipation water pipe passed the bottom of nitriding furnace, and the one end of water tank is connected to the mouth that draws water of water receiving pump, the other end of water receiving tank is connected to the upper end that the water end of heat dissipation water pipe passed the nitriding furnace, and the input of water pump is connected with external power source's output electricity through external control switch group.
The water tank adopts the aluminum product preparation, buries the water tank underground and refrigerates the water of water tank through secret low temperature, and the water pump takes the cold water of water tank out and gets into the heat dissipation water pipe, and the cold water of heat dissipation water pipe flows through the conducting strip of copper product material, siphons away the heat of conducting strip, flows into the water tank again at last and refrigerates, so circulation is cooled down to the nitriding furnace.
Furthermore, the device also comprises three support legs which are uniformly arranged at the bottom of the nitriding furnace. The support legs support the nitriding furnace.
Furthermore, the air cooling unit comprises an air suction assembly, a conical air guide pipe and three air inlet pipes, the three air inlet pipes are uniformly arranged at the bottom end of the nitriding furnace, the upper end of each air inlet pipe penetrates through the bottom end of the nitriding furnace to enter the cooling layer, the bottom end of each air inlet pipe is connected with the top of the conical air guide pipe, and the bottom of each conical air guide pipe is arranged on the air suction assembly.
The air suction assembly sucks air into the conical air guide pipe, the strength of the air can be enhanced through the conical air pipe, the wind strength entering the air inlet pipe is large, and the heat conducting fins in the cooling layer are cooled.
Furthermore, the subassembly that induced drafts among the air-cooled unit contains aspiration channel, aspiration fan and dead lever, the bottom at toper guide duct is installed at the top of aspiration channel, the aspiration fan passes through the dead lever to be fixed in the inside of aspiration channel, and the input of aspiration fan is connected with external power source's output electricity through external control switch group.
The induced-draft fan sucks the wind into the conical air guide pipe, and the induced-draft fan is fixed in the induced-draft pipe through the fixed link.
Further, the air cooling unit also comprises a filter screen, and the filter screen is installed at the bottom of the air suction pipe.
The filter screen prevents the suction fan from sucking the air into the conical air guide pipe and simultaneously sucking sundries, and reduces the cooling effect of the cooling layer.
Further, the air cooling unit still contains the exhaust vent, the upper end of nitriding furnace is installed to the exhaust vent equidistance, and the exhaust vent is no less than two rows.
The hot gas of the cooling layer is discharged from an air outlet hole at the upper end of the nitriding furnace.
Compared with the prior art, the beneficial effects of the utility model are that: this nitriding furnace has following benefit:
1. the water tank is made of aluminum materials, the water tank is buried underground, and water in the water tank is refrigerated through underground low temperature, so that a large amount of energy is effectively saved.
2. The water pump takes out the cold water of water tank and gets into the heat dissipation water pipe, and the cold water of heat dissipation water pipe flows through the conducting strip of copper product material, siphons away the heat of conducting strip, flows into the water tank again at last and refrigerates, so circulation carries out rapid cooling to the nitriding furnace.
3. The air suction assembly sucks air into the conical air guide pipe, the strength of the air can be enhanced through the conical air pipe, the wind strength entering the air inlet pipe is large, and the heat conducting fins in the cooling layer are cooled.
Drawings
FIG. 1 is a front view of the present invention;
FIG. 2 is a schematic view of the present invention in a partial cross-sectional view;
fig. 3 is a schematic view of a part a of fig. 2 according to the present invention.
In the figure: the device comprises a nitriding furnace 1, supporting legs 2, a liquid cooling unit 3, a water tank 31, a cooling layer 32, a water pump 33, a heat conducting fin 34, a heat radiating water pipe 35, an air cooling unit 4, a conical air guide pipe 41, an air suction pipe 42, an air suction fan 43, a fixing rod 44, an air inlet pipe 45, an air outlet 46 and a filter screen 5.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-3, the present embodiment provides a technical solution: a nitriding furnace for producing high-strength and high-toughness aluminum alloy sections comprises a nitriding furnace 1, a liquid cooling unit 3 and an air cooling unit 4;
nitriding furnace 1: the bottom of the air cooling unit 4 is installed;
the device also comprises three support legs 2, and the support legs 2 are uniformly arranged at the bottom of the nitriding furnace 1. The legs 2 support the nitriding furnace 1.
Liquid cooling unit 3: contain the cold water subassembly, the cooling layer 32, conducting strip 34 and heat dissipation water pipe 35, 1 internally mounted of nitriding furnace has the cooling layer 32, one side at the cooling layer 32 and be no less than ten are installed to angles such as conducting strip 34, the one end of conducting strip 34 is located the inside of nitriding furnace 1, the other end of conducting strip 34 is located the inside of cooling layer 32, heat dissipation water pipe 35 passes conducting strip 34 and is the screw thread form around the inside at the cooling layer 32, the both ends of heat dissipation water pipe 35 are installed on the cold water subassembly.
The cold water subassembly provides cold water for heat dissipation water pipe 35, and after nitriding furnace 1 work was accomplished, derive nitriding furnace 1 inside steam through conducting strip 34, leading-in cooling layer 32, the cold water of heat dissipation water pipe 35 flows through the conducting strip 34 of copper product material, siphons away the heat of conducting strip 34, cools down nitriding furnace 1.
The cold water subassembly in the liquid cooling unit 3 contains water pump 33 and water tank 31, and the delivery port of water pump 33 is connected to the bottom that the nitriding furnace 1 was passed to the end of intaking of heat dissipation water pipe 35, and the one end of water tank 31 is connected to the mouth that draws water of water receiving pump 33, and the delivery port of heat dissipation water pipe 35 passes the upper end of nitriding furnace 1 and connects the other end of water receiving tank 31, and the input of water pump 33 is connected with external power supply's output electricity through external control switch group.
The water tank 31 is made of aluminum, the water tank 31 is buried underground, water in the water tank 31 is refrigerated through underground low temperature, the water pump 33 pumps cold water in the water tank 31 out to enter the heat dissipation water pipe 35, the cold water in the heat dissipation water pipe 35 flows through the heat conducting fins 34 made of copper materials, heat of the heat conducting fins 34 is absorbed, finally the cold water flows into the water tank 31 to be refrigerated, and the nitriding furnace 1 is cooled in the circulation mode.
The air cooling unit 4 comprises an air suction assembly, a conical air guide pipe 41 and three air inlet pipes 45, wherein the three air inlet pipes 45 are uniformly arranged at the bottom end of the nitriding furnace 1, the upper end of each air inlet pipe 45 penetrates through the bottom end of the nitriding furnace 1 to enter the cooling layer 32, the bottom end of each air inlet pipe 45 is connected with the top of the conical air guide pipe 41, and the bottom of each conical air guide pipe 41 is arranged on the air suction assembly.
The air suction assembly sucks air into the conical air guide pipe 41, the strength of the air can be enhanced through the conical air pipe, the wind strength entering the air inlet pipe 45 is high, and the heat conducting fins 34 in the cooling layer 32 are cooled.
The air suction assembly in the air cooling unit 4 comprises an air suction pipe 42, an air suction fan 43 and a fixing rod 44, the top of the air suction pipe 42 is installed at the bottom of the conical air guide pipe 41, the air suction fan 43 is fixed inside the air suction pipe 42 through the fixing rod 44, and the input end of the air suction fan 43 is electrically connected with the output end of an external power supply through an external control switch group.
The suction fan 43 sucks air into the conical air guide pipe 41, and the suction fan 43 is fixed inside the suction pipe 42 through a fixing rod 44.
The air cooling unit 4 further comprises a filter screen 5, and the filter screen 5 is arranged at the bottom of the air suction pipe 42.
The filter screen 5 prevents the suction fan 43 from sucking air into the tapered air guide pipe 41 and also from sucking foreign matters, thereby reducing the cooling effect of the cooling layer 32.
The air cooling unit 4 further comprises air outlet holes 46, the upper ends of the nitriding furnaces 1 are arranged at equal intervals on the air outlet holes 46, and the number of the air outlet holes 46 is not less than two.
The hot air of the cooling layer 32 is discharged from an air outlet 46 at the upper end of the nitriding furnace 1.
The utility model provides a pair of nitriding furnace is used in production of high strength and high toughness aluminum alloy ex-trusions's theory of operation as follows: after the nitriding furnace 1 finishes working, the hot air in the nitriding furnace 1 is guided out through the heat conducting fins 34 and guided into the cooling layer 32, the water pump 33 pumps the cold water in the water tank 31 out to enter the heat radiating water pipe 35, the cold water in the heat radiating water pipe 35 flows through the heat conducting fins 34 made of copper materials to suck away the heat of the heat conducting fins 34, and finally flows into the water tank 31 to refrigerate, so that the nitriding furnace 1 is cooled circularly, then the air suction fan 43 sucks the air into the conical air guide pipe 41, the strength of the air can be enhanced through the conical air pipe, the wind power strength entering the air inlet pipe 45 is high, the heat conducting fins 34 in the cooling layer 32 are cooled, and the nitriding furnace 1 is cooled rapidly through air cooling.
It should be noted that the model of the water pump 33 disclosed in the above embodiments is ULEMA550-8, the model of the suction fan 43 is DHBFG, and the control switch set controls the water pump 33 and the suction fan 43 to operate by a method commonly used in the prior art.
The above is only the embodiment of the present invention, not limiting the scope of the present invention, all the equivalent structures or equivalent processes of the present invention can be used in other related technical fields, directly or indirectly, or in the same way as the present invention.
Claims (7)
1. The utility model provides a nitriding furnace is used in production of high strength and high toughness aluminum alloy ex-trusions which characterized in that: comprises a nitriding furnace (1), a liquid cooling unit (3) and an air cooling unit (4);
nitriding furnace (1): the bottom of the air cooling unit (4) is provided with an air cooling unit;
liquid cooling unit (3): contain cold water subassembly, cooling layer (32), conducting strip (34) and heat dissipation water pipe (35), nitriding furnace (1) internally mounted has cooling layer (32), the one side at cooling layer (32) and be no less than ten are installed to angles such as conducting strip (34), and the one end of conducting strip (34) is located the inside of nitriding furnace (1), and the other end of conducting strip (34) is located the inside of cooling layer (32), heat dissipation water pipe (35) are passed conducting strip (34) and are the inside around cooling layer (32) of screw thread form, install on the cold water subassembly at the both ends of heat dissipation water pipe (35).
2. The nitriding furnace for producing the high-strength high-toughness aluminum alloy profile according to claim 1, wherein the nitriding furnace comprises: the cooling water assembly in liquid cooling unit (3) contains water pump (33) and water tank (31), the delivery port of water pump (33) is connected to the bottom that the end of intaking of heat dissipation water pipe (35) passed nitriding furnace (1), and the one end of water tank (31) is connected to the mouth that draws water of water receiving pump (33), the other end of water receiving tank (31) is connected to the upper end that the end of the play water of heat dissipation water pipe (35) passed nitriding furnace (1), and the input of water pump (33) is connected with external power source's output electricity through external control switch group.
3. The nitriding furnace for producing the high-strength high-toughness aluminum alloy profile according to claim 1, wherein the nitriding furnace comprises: the three-leg nitriding furnace further comprises three supporting legs (2), and the supporting legs (2) are uniformly arranged at the bottom of the nitriding furnace (1).
4. The nitriding furnace for producing the high-strength high-toughness aluminum alloy profile according to claim 1, wherein the nitriding furnace comprises: the air cooling unit (4) comprises an air suction assembly, a conical air guide pipe (41) and three air inlet pipes (45), the three air inlet pipes (45) are uniformly arranged at the bottom end of the nitriding furnace (1), the upper end of each air inlet pipe (45) penetrates through the bottom end of the nitriding furnace (1) to enter the cooling layer (32), the bottom end of each air inlet pipe (45) is connected with the top of the conical air guide pipe (41), and the bottom of each conical air guide pipe (41) is arranged on the air suction assembly.
5. The nitriding furnace for producing the high-strength high-toughness aluminum alloy profile according to claim 4, wherein the nitriding furnace comprises: the air suction assembly in the air cooling unit (4) comprises an air suction pipe (42), an air suction fan (43) and a fixing rod (44), the top of the air suction pipe (42) is installed at the bottom of the conical air guide pipe (41), the air suction fan (43) is fixed in the air suction pipe (42) through the fixing rod (44), and the input end of the air suction fan (43) is electrically connected with the output end of an external power supply through an external control switch group.
6. The nitriding furnace for producing the high-strength high-toughness aluminum alloy profile according to claim 5, wherein the nitriding furnace comprises: air-cooled unit (4) still contain filter screen (5), filter screen (5) are installed to the bottom of aspiration channel (42).
7. The nitriding furnace for producing the high-strength high-toughness aluminum alloy profile according to claim 6, wherein the nitriding furnace comprises: air-cooled unit (4) still contain exhaust vent (46), the upper end of nitriding furnace (1) is installed to exhaust vent (46) equidistance, and exhaust vent (46) are no less than two rows.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121291993.4U CN214736038U (en) | 2021-06-10 | 2021-06-10 | Nitriding furnace is used in production of high strength and high toughness aluminum alloy ex-trusions |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121291993.4U CN214736038U (en) | 2021-06-10 | 2021-06-10 | Nitriding furnace is used in production of high strength and high toughness aluminum alloy ex-trusions |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214736038U true CN214736038U (en) | 2021-11-16 |
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ID=78629141
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121291993.4U Active CN214736038U (en) | 2021-06-10 | 2021-06-10 | Nitriding furnace is used in production of high strength and high toughness aluminum alloy ex-trusions |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214736038U (en) |
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2021
- 2021-06-10 CN CN202121291993.4U patent/CN214736038U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A Nitriding Furnace for the Production of High Strength and Toughness Aluminum Alloy Shapes Effective date of registration: 20231030 Granted publication date: 20211116 Pledgee: Huishang Bank Co.,Ltd. Huaibei Xiangyang sub branch Pledgor: HUAIBEI JINAO ALUMINUM Co.,Ltd. Registration number: Y2023980063315 |
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| PE01 | Entry into force of the registration of the contract for pledge of patent right |