CN105896788A - Low-temperature-resistant electric machinery shell - Google Patents
Low-temperature-resistant electric machinery shell Download PDFInfo
- Publication number
- CN105896788A CN105896788A CN201610330426.2A CN201610330426A CN105896788A CN 105896788 A CN105896788 A CN 105896788A CN 201610330426 A CN201610330426 A CN 201610330426A CN 105896788 A CN105896788 A CN 105896788A
- Authority
- CN
- China
- Prior art keywords
- nickel
- low
- temperature
- steel
- molybdenum steel
- 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.)
- Pending
Links
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K5/00—Casings; Enclosures; Supports
- H02K5/02—Casings or enclosures characterised by the material thereof
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- C21D1/00—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
- C21D1/18—Hardening; Quenching with or without subsequent tempering
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C38/00—Ferrous alloys, e.g. steel alloys
- C22C38/04—Ferrous alloys, e.g. steel alloys containing manganese
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C38/00—Ferrous alloys, e.g. steel alloys
- C22C38/08—Ferrous alloys, e.g. steel alloys containing nickel
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C38/00—Ferrous alloys, e.g. steel alloys
- C22C38/12—Ferrous alloys, e.g. steel alloys containing tungsten, tantalum, molybdenum, vanadium, or niobium
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C38/00—Ferrous alloys, e.g. steel alloys
- C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C49/00—Alloys containing metallic or non-metallic fibres or filaments
- C22C49/02—Alloys containing metallic or non-metallic fibres or filaments characterised by the matrix material
- C22C49/08—Iron group metals
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C49/00—Alloys containing metallic or non-metallic fibres or filaments
- C22C49/14—Alloys containing metallic or non-metallic fibres or filaments characterised by the fibres or filaments
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K2213/00—Specific aspects, not otherwise provided for and not covered by codes H02K2201/00 - H02K2211/00
- H02K2213/03—Machines characterised by numerical values, ranges, mathematical expressions or similar information
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Power Engineering (AREA)
- Motor Or Generator Frames (AREA)
Abstract
The invention relates to the field of electric machinery, and specifically a low-temperature-resistant electric machinery shell. The low-temperature-resistant electric machinery shell comprises the following components: low-nickel steel (2-4% of ni), manganese-nickel-molybdenum steel (0.6-1.5% of Mn, 0.2-1.0% of Ni, 0.4-0.6% of Mo, and C is less than or equal to 0.25%), nickel-chromium-molybdenum steel (0.7-3.0% of Ni, 0.4-2.0% of Cr, 0.2-0.6% of Mo, and C is less than or equal to 0.25%) and carbon fiber; the quenching process for the low-temperature-resistant electric machinery shell comprises the steps of (1) putting the components into a heating furnace based on the weight percentage, heating to 600-650 DEG C along with the temperature of the furnace, keeping the temperature for 3-4h, and then heating to 820-960 DEG C and keeping the temperature for 3-5h; (2) putting the workpieces which are taken out of the furnace into water instantly for quenching in a spraying or wetting manner; and keeping the workpieces in water for 60-90s; and (3) keeping the temperature at 300-350 DEG C for 2h, and taking the workpieces out of the furnace, and cooling in the air. The low-temperature-resistant electric machinery shell provided by the invention is simple to manufacture, controllable in cost, excellent in low-temperature resistance, and capable of effectively prolonging the service life of the electric machinery.
Description
Technical field
The present invention relates to machine field, a kind of low temperature resistant motor casing.
Background technology
Motor (English: Electric machinery, to be commonly called as " motor ") refers to that realizing electric energy according to the law of electromagnetic induction turns
A kind of calutron changing or transmitting.Represent with letter M (old plant D) in circuit.Its Main Function is to produce to drive
Torque, as electrical appliance or the power source of various machinery.Generator represents with letter G in circuit.Its Main Function is profit
It is converted into mechanical energy with electric energy.
Motor is inseparable in life now so that motor is usually in normal temperature, high temperature, low temperature, mill high and cold, high
In the working environment of damage, high pressure, high degree of corrosion, high vibrations degree or electromagnetic pollution.
Therefore, a kind of low temperature resistant motor casing is designed more and more important.
Summary of the invention
For the problems of the prior art, present invention is primarily targeted at, overcome the defect that existing motor casing exists, and carry
For a kind of novel low temperature resistant motor casing, to be solved technical problem is that heat-insulating property is good, improve service life, thus more
Be suitable to practicality, and there is the value in industry.
The object of the invention to solve the technical problems realizes by the following technical solutions.The one proposed according to the present invention
Low temperature resistant motor casing, its component include low nickel steel (Ni2～4%), manganese nickel-molybdenum steel (Mn0.6～1.5%, Ni0.2～1.0%,
Mo0.4～0.6%, C≤0.25%), nickel chromium molybdenum steel (Ni0.7～3.0%, Cr0.4～2.0%, Mo0.2～0.6%, C
≤ 0.25%) and carbon fiber；
The percentage by weight of above-mentioned each component be the low nickel steel of 10%-20%, percentage by weight be the manganese nickel-molybdenum steel of 5%-10%, weight
Percentage is that the nickel chromium molybdenum steel of 10%-20%, percentage by weight are the iron of 1%-10% and percentage by weight is the carbon fiber of 40%-60%.
Preferably, each weight percentages of components is the low nickel steel of 12%-18%, the manganese nickel-molybdenum steel of 5%-8%, the Ni-Cr-Mo of 15%-20%
Steel, the iron of 2%-8% and the carbon fiber of 50%-60%.
Preferably, each constituent atoms percentage composition is the low nickel steel of 15%, the manganese nickel-molybdenum steel of 5%, the nickel chromium molybdenum steel of 20%, the iron of 5%
With 55% carbon fiber.
Above-mentioned low temperature resistant motor casing, its quenching technical step is:
(1) each component being placed in heating furnace according to above-mentioned percentage by weight, be warming up to 600-650 DEG C with stove, 3-4 is little in insulation
Time, then it is warming up to 820-960 DEG C, it is incubated 3-5 hour；
(2) workpiece after coming out of the stove is immediately placed in water and quenches, and quenching mode is spray or infiltration, workpiece stopping in water
Staying the time is 60-90s；
(3), when temperature is 300-350 DEG C, it is incubated 2 hours, air cooling of coming out of the stove.
By technique scheme, the low temperature resistant motor casing of the present invention at least has the advantage that
The low temperature resistant motor casing of the present invention is simple to manufacture, and cost is controlled, and resistance to low temperature is excellent, is effectively improved making of motor
Use the life-span.
Detailed description of the invention
For the technological means making the present invention realize, creation characteristic, reach purpose and be easy to understand with effect, below in conjunction with tool
Body embodiment, is expanded on further the present invention.
The low temperature resistant motor casing of one of the present invention, its component include low nickel steel (Ni2～4%), manganese nickel-molybdenum steel (Mn0.6～
1.5%, Ni0.2～1.0%, Mo0.4～0.6%, C≤0.25%), nickel chromium molybdenum steel (Ni0.7～3.0%, Cr0.4～2.0%,
Mo0.2～0.6%, C≤0.25%) and carbon fiber；
The percentage by weight of above-mentioned each component be the low nickel steel of 10%-20%, percentage by weight be the manganese nickel-molybdenum steel of 5%-10%, weight
Percentage is that the nickel chromium molybdenum steel of 10%-20%, percentage by weight are the iron of 1%-10% and percentage by weight is the carbon fiber of 40%-60%.
Preferably, each weight percentages of components is the low nickel steel of 12%-18%, the manganese nickel-molybdenum steel of 5%-8%, the Ni-Cr-Mo of 15%-20%
Steel, the iron of 2%-8% and the carbon fiber of 50%-60%.
Preferably, each constituent atoms percentage composition is the low nickel steel of 15%, the manganese nickel-molybdenum steel of 5%, the nickel chromium molybdenum steel of 20%, the iron of 5%
With 55% carbon fiber.
Above-mentioned low temperature resistant motor casing, its quenching technical step is:
(1) each component being placed in heating furnace according to above-mentioned percentage by weight, be warming up to 600-650 DEG C with stove, 3-4 is little in insulation
Time, then it is warming up to 820-960 DEG C, it is incubated 3-5 hour；
(2) workpiece after coming out of the stove is immediately placed in water and quenches, and quenching mode is spray or infiltration, workpiece stopping in water
Staying the time is 60-90s；
(3), when temperature is 300-350 DEG C, it is incubated 2 hours, air cooling of coming out of the stove.
The general principle of the present invention, principal character and advantage have more than been shown and described.Skilled person will appreciate that of the industry,
The present invention is not restricted to the described embodiments, the principle that the present invention is simply described of the description in above-mentioned embodiment and specification,
Without departing from the spirit and scope of the present invention, the present invention also has various changes and modifications, and these changes and improvements all fall
Enter in the scope of protection of present invention.Claimed scope is defined by appending claims and equivalent thereof.
Claims (4)
1. a low temperature resistant motor casing, it is characterised in that: its component include low nickel steel (Ni2～4%), manganese nickel-molybdenum steel (Mn0.6～
1.5%, Ni0.2～1.0%, Mo0.4～0.6%, C≤0.25%), nickel chromium molybdenum steel (Ni0.7～3.0%, Cr0.4～2.0%, Mo0.2～0.6%,
C≤0.25%) and carbon fiber；
The percentage by weight of above-mentioned each component be the low nickel steel of 10%-20%, percentage by weight be the manganese nickel-molybdenum steel of 5%-10%, weight percent
Than being that the nickel chromium molybdenum steel of 10%-20%, percentage by weight are the iron of 1%-10% and percentage by weight is the carbon fiber of 40%-60%.
The low temperature resistant motor casing of one the most according to claim 1, it is characterised in that: each weight percentages of components is 12%-18%
Low nickel steel, the manganese nickel-molybdenum steel of 5%-8%, the nickel chromium molybdenum steel of 15%-20%, the iron of 2%-8% and the carbon fiber of 50%-60%.
The low temperature resistant motor casing of one the most according to claim 1 and 2, it is characterised in that: each constituent atoms percentage composition is
The low nickel steel of 15%, the manganese nickel-molybdenum steel of 5%, the nickel chromium molybdenum steel of 20%, the iron of 5% and the carbon fiber of 55%.
4. according to the low temperature resistant motor casing of one described in claim 1,2 or 3, it is characterised in that: its quenching technical step is:
(1) each component being placed in heating furnace according to above-mentioned percentage by weight, be warming up to 600-650 DEG C with stove, 3-4 is little in insulation
Time, then it is warming up to 820-960 DEG C, it is incubated 3-5 hour；
(2) workpiece after coming out of the stove is immediately placed in water and quenches, and quenching mode is spray or infiltration, workpiece stopping in water
Staying the time is 60-90s；
(3), when temperature is 300-350 DEG C, it is incubated 2 hours, air cooling of coming out of the stove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610330426.2A CN105896788A (en) | 2016-05-17 | 2016-05-17 | Low-temperature-resistant electric machinery shell |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610330426.2A CN105896788A (en) | 2016-05-17 | 2016-05-17 | Low-temperature-resistant electric machinery shell |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105896788A true CN105896788A (en) | 2016-08-24 |
Family
ID=56716569
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610330426.2A Pending CN105896788A (en) | 2016-05-17 | 2016-05-17 | Low-temperature-resistant electric machinery shell |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105896788A (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101906557A (en) * | 2010-09-15 | 2010-12-08 | 江苏天业合金材料有限公司 | Ultralow-temperature welded alloy steel and production method thereof |
| CN102268614A (en) * | 2011-03-21 | 2011-12-07 | 天津钢管集团股份有限公司 | 165 ksi steel-level drill pipe capable of resisting minus 20 DEG C low temperature and manufacturing method thereof |
| CN103498032A (en) * | 2013-09-23 | 2014-01-08 | 无锡阳工机械制造有限公司 | Quenching process of medium carbon alloy steel |
| CN104453516A (en) * | 2014-12-04 | 2015-03-25 | 常熟宝成五金制品有限公司 | Low-temperature-resistant hinge |
-
2016
- 2016-05-17 CN CN201610330426.2A patent/CN105896788A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101906557A (en) * | 2010-09-15 | 2010-12-08 | 江苏天业合金材料有限公司 | Ultralow-temperature welded alloy steel and production method thereof |
| CN102268614A (en) * | 2011-03-21 | 2011-12-07 | 天津钢管集团股份有限公司 | 165 ksi steel-level drill pipe capable of resisting minus 20 DEG C low temperature and manufacturing method thereof |
| CN103498032A (en) * | 2013-09-23 | 2014-01-08 | 无锡阳工机械制造有限公司 | Quenching process of medium carbon alloy steel |
| CN104453516A (en) * | 2014-12-04 | 2015-03-25 | 常熟宝成五金制品有限公司 | Low-temperature-resistant hinge |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WD01 | Invention patent application deemed withdrawn after publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20160824 |