CN105387329A - Oil cooler - Google Patents
Oil cooler Download PDFInfo
- Publication number
- CN105387329A CN105387329A CN201510970166.0A CN201510970166A CN105387329A CN 105387329 A CN105387329 A CN 105387329A CN 201510970166 A CN201510970166 A CN 201510970166A CN 105387329 A CN105387329 A CN 105387329A
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- titanium alloy
- cold liquid
- plate
- liquid passage
- oil cooler
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- 239000007788 liquid Substances 0.000 claims abstract description 100
- 238000001816 cooling Methods 0.000 claims abstract description 24
- 229910001069 Ti alloy Inorganic materials 0.000 claims description 140
- 238000010438 heat treatment Methods 0.000 claims description 66
- 238000000034 method Methods 0.000 claims description 32
- 238000005242 forging Methods 0.000 claims description 30
- 230000008569 process Effects 0.000 claims description 26
- 239000000463 material Substances 0.000 claims description 25
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 claims description 14
- 238000005275 alloying Methods 0.000 claims description 13
- 230000008878 coupling Effects 0.000 claims description 13
- 238000010168 coupling process Methods 0.000 claims description 13
- 238000005859 coupling reaction Methods 0.000 claims description 13
- 230000008676 import Effects 0.000 claims description 13
- 238000009413 insulation Methods 0.000 claims description 12
- 229910052727 yttrium Inorganic materials 0.000 claims description 11
- VWQVUPCCIRVNHF-UHFFFAOYSA-N yttrium atom Chemical compound [Y] VWQVUPCCIRVNHF-UHFFFAOYSA-N 0.000 claims description 11
- 239000004411 aluminium Substances 0.000 claims description 10
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 10
- 229910052782 aluminium Inorganic materials 0.000 claims description 10
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 claims description 9
- PWHULOQIROXLJO-UHFFFAOYSA-N Manganese Chemical compound [Mn] PWHULOQIROXLJO-UHFFFAOYSA-N 0.000 claims description 9
- 229910052804 chromium Inorganic materials 0.000 claims description 9
- 239000011651 chromium Substances 0.000 claims description 9
- 229910052748 manganese Inorganic materials 0.000 claims description 9
- 239000011572 manganese Substances 0.000 claims description 9
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 claims description 8
- 229910052758 niobium Inorganic materials 0.000 claims description 8
- 239000010955 niobium Substances 0.000 claims description 8
- GUCVJGMIXFAOAE-UHFFFAOYSA-N niobium atom Chemical compound [Nb] GUCVJGMIXFAOAE-UHFFFAOYSA-N 0.000 claims description 8
- 239000010936 titanium Substances 0.000 claims description 8
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 claims description 7
- QCWXUUIWCKQGHC-UHFFFAOYSA-N Zirconium Chemical compound [Zr] QCWXUUIWCKQGHC-UHFFFAOYSA-N 0.000 claims description 7
- 229910052759 nickel Inorganic materials 0.000 claims description 7
- 229910052719 titanium Inorganic materials 0.000 claims description 7
- 229910052720 vanadium Inorganic materials 0.000 claims description 7
- LEONUFNNVUYDNQ-UHFFFAOYSA-N vanadium atom Chemical compound [V] LEONUFNNVUYDNQ-UHFFFAOYSA-N 0.000 claims description 7
- 229910052726 zirconium Inorganic materials 0.000 claims description 7
- 238000003723 Smelting Methods 0.000 claims description 6
- 238000005266 casting Methods 0.000 claims description 6
- 238000005097 cold rolling Methods 0.000 claims description 6
- 239000000470 constituent Substances 0.000 claims description 6
- 238000005520 cutting process Methods 0.000 claims description 6
- 238000005098 hot rolling Methods 0.000 claims description 6
- 239000012535 impurity Substances 0.000 claims description 6
- 238000002844 melting Methods 0.000 claims description 6
- 230000008018 melting Effects 0.000 claims description 6
- 238000005554 pickling Methods 0.000 claims description 6
- 238000005498 polishing Methods 0.000 claims description 6
- 238000002360 preparation method Methods 0.000 claims description 6
- 238000010791 quenching Methods 0.000 claims description 6
- 230000000171 quenching effect Effects 0.000 claims description 6
- 238000005096 rolling process Methods 0.000 claims description 6
- 238000003466 welding Methods 0.000 claims description 6
- 238000012546 transfer Methods 0.000 abstract description 3
- 238000007789 sealing Methods 0.000 abstract 6
- 230000000694 effects Effects 0.000 description 9
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 4
- 229910045601 alloy Inorganic materials 0.000 description 3
- 239000000956 alloy Substances 0.000 description 3
- 238000005260 corrosion Methods 0.000 description 3
- 230000007797 corrosion Effects 0.000 description 3
- 238000005728 strengthening Methods 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 238000009835 boiling Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000008187 granular material Substances 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 229910000734 martensite Inorganic materials 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- 241000353097 Molva molva Species 0.000 description 1
- 208000037656 Respiratory Sounds Diseases 0.000 description 1
- 238000009825 accumulation Methods 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 239000000110 cooling liquid Substances 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 239000000314 lubricant Substances 0.000 description 1
- 238000005461 lubrication Methods 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000005065 mining Methods 0.000 description 1
- 230000007935 neutral effect Effects 0.000 description 1
- SIWVEOZUMHYXCS-UHFFFAOYSA-N oxo(oxoyttriooxy)yttrium Chemical compound O=[Y]O[Y]=O SIWVEOZUMHYXCS-UHFFFAOYSA-N 0.000 description 1
- RUDFQVOCFDJEEF-UHFFFAOYSA-N oxygen(2-);yttrium(3+) Chemical group [O-2].[O-2].[O-2].[Y+3].[Y+3] RUDFQVOCFDJEEF-UHFFFAOYSA-N 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 238000001556 precipitation Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 239000003507 refrigerant Substances 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 239000003381 stabilizer Substances 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16N—LUBRICATING
- F16N39/00—Arrangements for conditioning of lubricants in the lubricating system
- F16N39/02—Arrangements for conditioning of lubricants in the lubricating system by cooling
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B21/00—Common features of fluid actuator systems; Fluid-pressure actuator systems or details thereof, not covered by any other group of this subclass
- F15B21/04—Special measures taken in connection with the properties of the fluid
- F15B21/042—Controlling the temperature of the fluid
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Forging (AREA)
Abstract
The invention discloses an oil cooler. The oil cooler comprises a tank body, wherein an upper sealing head is arranged at the upper part of the tank body; a lower sealing head is arranged at the lower part of the tank body; a cold liquid outlet is formed in one side of the middle part of the tank body; a cold liquid inlet is formed in the other side of the middle part of the tank body; a cold liquid channel is formed in the tank body; a hot oil inlet is formed in each of two sides of the upper part of the upper sealing head; two dredging plates which are symmetrical about the center of the cold liquid channel are arranged on the inner wall of the upper sealing head; a machine base is arranged at the lower part of the lower sealing head; a cold oil outlet is formed in the middle of the lower part of the upper sealing head; a gear groove is formed in the neck part of the cold liquid inlet and is meshed with a gear shaft rod; one end of the gear shaft rod is connected with a power device. Through the oil cooler, the heat transfer quantity is improved by changing the heat exchange manner of the hot oil and the cold liquid, so that the heat exchange efficiency is improved; the oil cooler has an excellent cooling function. Meanwhile, the oil cooler is simple and compact in structure, stable and reliable to operate and convenient to disassemble and maintain, and can fully meet the requirement of the modern industry.
Description
Technical field
The present invention relates to machinery manufacturing technology field, particularly a kind of oil cooler.
Background technique
Oil cooler can be divided into wind cooling oil cooler and water-cooled oil cooling machine according to the medium difference of heat exchange, is mainly used to cooling liquid force feed and lubricant oil; Oil cooler is widely used in the every profession and trades such as plastics machinery, engineering machinery, mining machinery, automobile, iron and steel, wind-powered electricity generation, space flight.Oil cooler is a kind of oil cooling apparatus generally used in hydraulic system and lubrication system, utilizes this equipment that two kinds of flowing mediums with a fixed difference difference can be made to realize heat exchange, thus reaches reduction oil temperature, the object that guarantee system is normally run.
Water-cooled oil cooling machine adopts water to carry out heat exchange as medium and oil, and advantage is that cooling effect is relatively good, can meet the requirement that oil temperature is lower.Existing water-cooled oil cooling machine is mainly divided into tube type oil cooler and plate-type oil cooler, what these two kinds of water-cooled oil cooling machines adopted is that deep fat enters main stem, the mode in Leng Yejinfu road carries out heat exchange, its heat exchange efficiency more and more can not meet needed for industry, therefore, how providing the oil cooler that a kind of heat exchange efficiency is higher, is the problem of professional and technical personnel in the field's joint research.
Summary of the invention
Goal of the invention of the present invention is: for above-mentioned Problems existing, the oil cooler that a kind of heat exchange efficiency is higher being provided, by changing the heat exchange method of deep fat and cold liquid, increasing amount of heat transfer, and then improve its heat exchange efficiency, make oil cooler possess excellent refrigerating function.Meanwhile, oil cooler structure of the present invention is simply compact, and working stability is reliable, and dismounting is easy to maintenance, can meet needed for modern industry completely.
The technical solution used in the present invention is as follows: a kind of oil cooler, comprise tank body, the top of described tank body is provided with upper cover, the bottom of described tank body is provided with lower seal head, the side, middle part of tank body is provided with the outlet of cold liquid, opposite side is provided with cold liquid import, cold liquid passage is provided with in tank body, the both sides on described upper cover top are respectively equipped with a hot oil inlet, upper cover inwall is provided with two pieces and dredges plate about Leng Ye channel center is axisymmetric, described lower seal head bottom is provided with support, the centre of bottom is provided with cold oil outlet, the neck of described cold liquid import is provided with gear grooved, and be meshed in a gear shaft rod, one end of described gear shaft rod connects power plant.
Further, described cold liquid passage is one columnar structured, and the two ends of cold liquid passage are shunk and formed coupling shaft, and described cold liquid import and cold liquid outlet port are all installed with rolling bearing, and described coupling shaft is fixedly connected with the inner ring of rolling bearing.
Further, described coupling shaft stretches out the neck forming described cold liquid import outside described tank body, and described power plant drive described gear shaft rod to rotate, and described gear shaft rod drives coupling shaft to rotate, and then drives described cold liquid passage to rotate.
Due to the setting of said structure, power plant can drive cold liquid passage to rotate in cooler, object is, when deep fat enters in cooler from the top of upper cover, heat exchange was carried out before this with the top of cold liquid passage, and contact bad with cold liquid channel upper due to the cold liquid in cold liquid passage, very fast cooling is can not get after the top of leading refrigerant fluid passage is heated, and then heat exchange efficiency is low, after cold liquid passage rotates, the bottom of unheated cold liquid passage is placed in top and continues and deep fat generation heat exchange, and the reason owing to rotating, the top of previous cold liquid passage is placed in below and fully contacts with cold liquid, and then make it cool fast, then cold liquid passage is rotated further, the cold liquid channel upper be cooled is continued and deep fat generation heat exchange, and can be cooled fast by cold liquid by the cold liquid beneath galleries heated, go round and begin again like this, deep fat and cold liquid passage are remained a larger temperature difference, heat exchange amount larger in maintaining heat exchange process, and then improve heat exchange efficiency, the temperature of deep fat can be lowered lower.Meanwhile, because deep fat is directly washed on cold liquid passage, its flowing velocity is significantly reduced, so just significantly add heat-exchange time, heat exchange efficiency is further improved.
Further, the outer wall of described cold liquid passage is evenly distributed with several U-groove bevels, and the two ends of cold liquid passage are provided with baffle plate, and the inwall of cold liquid passage is evenly distributed with several deflection plates.
The object arranging U-groove bevel is the heat exchange area increasing deep fat and cold liquid passage, make the heat of deep fat be delivered on cold liquid passage as far as possible, improve heat exchange efficiency, simultaneously, after heat exchange completes, the structure of U-groove bevel, as same radiating groove, plays the function of quick heat radiating, for cold liquid passage provides the condition of cooling fast; The baffle plate arranged mainly causes deep fat to cool in order to stop deep fat to be fed directly to tank body lower part from cold liquid passage two ends insufficient; The deflection plate arranged is mainly in order to slow down the speed of cold liquid, cold liquid can be contacted with the inwall of cold liquid passage fully, the heat of cold liquid passage is taken away by cold liquid as far as possible, ensures that cold liquid passage possesses enough low temperature, and then maintain the larger temperature difference of deep fat and cold liquid passage.
Further, the notch of described U-groove bevel has rounding structure, the degree of depth of U-groove bevel is the 1/4-1/2 of described cold liquid channel thickness, described guard seal is connected on the outer wall of described cold liquid passage, its structure is a sector structure, and the rounding structure of setting not only can make deep fat can better flow in U-groove bevel, can also avoid the generation of most advanced and sophisticated electrostatic accumulation phenomenon, eliminate electrostatic hazard, make cooler safe and reliable.
Further, described deflection plate is fixedly mounted on the inwall of described cold liquid passage, its structure is also a sector structure, and the deflection plate of internal face and the deflection plate interlaced arrangement of lower internal face on described cold liquid passage, make cold liquid contact with the inwall of cold liquid passage fully.
Further, the described free-end dredging plate is downward-sloping, and be fixedly mounted on the inwall of described upper cover, the upper-end surface of dredging plate is provided with some guiding gutters, dredge described in described guiding gutter is evenly distributed on the upper-end surface of plate, the effect of dredging plate mainly stops deep fat to flow into the side of cold liquid passage, makes deep fat be pooled to the top of cold liquid passage, and then deep fat is cooled fully.
In the present invention, dredge plate and will bear larger impact force and high temperature, therefore necessarily require to dredge plate and not only will possess good intensity, also need the performance possessing excellent corrosion-and high-temp-resistant, therefore, plate specialty titanium alloys of dredging of the present invention is made, described specialty titanium alloys is grouped into by the one-tenth of following mass percent: aluminium is 4.8-5.2%, tin is 1.8-2.3%, nickel is 0.11-0.14%, yttrium is 0.027-0.061%, chromium is 0.2-0.27%, manganese is 0.4-0.7%, vanadium is 5.4-5.8%, niobium is 0.3-0.89%, zirconium is 0.4-0.94%, surplus is titanium and inevitable impurity thereof.
Further, dredge plate described in be obtained by following step:
Step 1, adopt the preparation process of existing smelting titanium alloy, at vacuum consumable electrode arc furnace, melting casting is carried out to titanium alloy by above-mentioned alloying element proportioning, obtain the titanium alloy strand meeting alloying constituent requirement, the titanium alloy strand obtained is carried out removing surface, then be placed in batch-type furnace and be heated to 810-820 DEG C and scale removal, heating rate controls to continue to be heated to 900-920 DEG C at 130 DEG C/h and then by titanium alloy strand, utilize forge press that titanium alloy strand upsetting pull distortion forging is formed forging base, wherein, fire is 3-4, forging ratio controls at 6.0-6.5, upsetting pull process need carry out 4 times respectively,
Step 2, go to 840-850 DEG C by cold for forging base, continue to deliver to upsetting pull distortion in forge press and be forged into certain thickness titanium alloy slab, fire is 5-8, and forging ratio controls at 2.3-2.7, and upsetting pull process need carry out 4 times respectively;
Step 3, the titanium alloy slab obtained is placed in heat treatment furnace and is heated to 850-860 DEG C, heating rate controls, at 100 DEG C/h, to be then incubated 1-2h, to be then chilled to room temperature soon;
After step 4, step 3 complete, titanium alloy slab is heated and delivers in hot rolling mill and be rolled into certain thickness sheet material, then the sheet material obtained is sent in heat treatment furnace again, be heated to 780-800 DEG C, heating rate controls at 90 DEG C/h, and be then incubated 1-2h, air cooling is to room temperature;
Step 5, the sheet material obtained is carried out pickling processes, then deliver in cold rolling mill the sheet material being rolled into desired thickness, cutting to length with the titanium alloy sheet of preliminary dimension under laser beam welding, remove burr, sharpened edge, obtains titanium alloy and dredge plate blank;
Step 6, dredge plate blank at the titanium alloy obtained surface on process guiding gutter, then remove burr, polishing surplus, makes notch smooth, obtains titanium alloy and dredge plate;
Step 7, the titanium alloy obtained is dredged plate be placed in heat treatment furnace, plate to 920 DEG C dredged by heating titanium alloy, and heating rate controls at 85 DEG C/h, insulation 1h, and then shrend is to room temperature;
Step 8, the titanium alloy after quenching is dredged plate and is placed in heat treatment furnace, plate to 495 DEG C dredged by heating titanium alloy, and heating rate controls at 60 DEG C/h, and insulation 4h, then air cooling is to room temperature, finally checks warehouse-in.
In the formula of specialty titanium alloys of the present invention, aluminium is typical α stable element, aluminium can play good solution strengthening effect in titanium, thermostability and the Young's modulus of titanium alloy can be improved, reduce the rigidity of titanium alloy, improving its processibility, is alloying element important in titanium alloy, but after the mass fraction of aluminium is more than 6%, in titanium alloy, there will be ordered phase Ti
3al and becoming fragile, this is unfavorable for processibility and the mechanical property of titanium alloy very much, and therefore the content of aluminium controls at 4.8-5.2% in the present invention; Tin belongs to neutral element in titanium alloy, can strengthen α phase, and improves the creep resisting ability of titanium alloy; Nickel add the decay resistance mainly improving titanium alloy further, expand the Applicable scope of titanium alloy; Adding of yttrium can the crystalline phase of refinement titanium alloy, improves its mechanical property, along with the increase of yttrium content, thinning effect strengthens, and thinning effect no longer continues to strengthen, and reason is that yttrium adds in titanium alloy, exist with granule yttrium oxide form, when yttrium content reaches 0.12%, granule yttrium oxide is thicker, increasing number, thinning effect no longer continues to strengthen, consider, in the present invention, the content of yttrium controls at 0.027-0.061%; Chromium is beta stable element, eutectoid reaction can occur in titanium alloy, and its critical concentration is all lower than β isomorphous element, therefore its stable β is on good terms, force rate β isomorphous element is large, under general cool condition, β is on good terms and decomposes completely, makes alloy have ageing strengthening ability, improve the heat resistance of titanium alloy, produce dispersion-strengthened action, consider that the mass fraction of β phase in alpha and beta type titan alloy is generally at 4-6%, therefore, the consumption of chromium is too much unsuitable, and in the present invention, the content of chromium controls at 0.2-0.27%; Vanadium can play solution strengthening effect in titanium alloy, and can improve thermostability and the creep resistance of titanium alloy, increases the content of β phase, and makes β phase more stable; Manganese is eutectoid type beta stable element, add the room temperature ductility that a small amount of manganese can improve titanium alloy, in machining titanium alloy process, pinning effect to the imperfect dislocation of titanium alloy when manganese eliminates room temperature, adds the mobility of super-dislocation, reduces the stacking fault energy of titanium alloy, and then the plasticity of titanium alloy is improved, this is extremely important to titanium alloy product, and this makes titanium alloy work in-process there will not be obvious crackle, and then ensures quality of processing; Adding providing low Young's modulus of niobium is very helpful, because niobium isomorphism β-stabilizer is enough to assist, from β phase field formation α ' martensitic phase (hexagonal crystallographic texture), to improve the intensity of titanium alloy by the precipitation reducing beta transus temperature and the α phase that slows down in cooling procedure after cooling fast; Zirconium, as a kind of reinforced alloys element, can reduce the transition temperature of β phase, thus assists to form α ' martensitic phase, and can not reduce ductility and the bending properties of titanium alloy.
Obtained dredge plate except possessing good mechanical property by above-mentioned, also possess excellent corrosion resistance, making to dredge plate can the work of long-term stability less than 400 DEG C, extends the life cycle of dredging plate.
In sum, owing to have employed technique scheme, the invention has the beneficial effects as follows: the invention provides the oil cooler that a kind of heat exchange efficiency is higher, by changing the heat exchange method of deep fat and cold liquid, increase amount of heat transfer, and then improve its heat exchange efficiency, make oil cooler possess excellent refrigerating function.Meanwhile, oil cooler structure of the present invention is simply compact, and working stability is reliable, and dismounting is easy to maintenance, can meet needed for modern industry completely.
Accompanying drawing explanation
Fig. 1 is a kind of oil cooler structure schematic diagram of the present invention.
Fig. 2 is the part-structure schematic diagram in A-A cross section in Fig. 1.
Fig. 3 is the plan view of a kind of oil cooler of the present invention.
Mark in figure: 1 is tank body, and 2 is upper cover, and 3 is lower seal head, 4 is the outlet of cold liquid, and 5 is cold liquid import, and 6 is cold liquid passage, 7 is hot oil inlet, and 8 for dredging plate, and 9 is support, 10 is the outlet of cold liquid, and 11 is gear grooved, and 12 is gear shaft rod, 13 is power plant, and 14 is coupling shaft, and 15 is U-groove bevel, 16 is baffle plate, and 17 is deflection plate, and 18 is guiding gutter.
Embodiment
Below in conjunction with accompanying drawing, the present invention is described in detail.
In order to make the object of invention, technological scheme and advantage clearly understand, below in conjunction with drawings and Examples, the present invention is further elaborated.Should be appreciated that specific embodiment described herein only in order to explain the present invention, be not intended to limit the present invention.
embodiment one
As Fig. 1, shown in Fig. 2 and Fig. 3, a kind of oil cooler, comprise tank body 1, the top of described tank body 1 is provided with upper cover 2, the bottom of described tank body 1 is provided with lower seal head 3, the side, middle part of tank body 1 is provided with cold liquid outlet 4, opposite side is provided with cold liquid import 5, cold liquid passage 6 is provided with in tank body 1, the both sides on described upper cover 2 top are respectively equipped with a hot oil inlet 7, upper cover 2 inwall is provided with two pieces and dredges plate 8 about cold liquid passage 6 center is axisymmetric, described lower seal head 3 bottom is provided with support 9, the centre of bottom is provided with cold oil outlet 10, the neck of described cold liquid import 5 is provided with gear grooved 11, and be meshed in a gear shaft rod 12, one end of described gear shaft rod 12 connects power plant 13, described cold liquid passage 6 is one columnar structured, and the two ends of cold liquid passage 6 are shunk and formed coupling shaft 14, and described cold liquid import 5 and cold liquid export 4 places and is all installed with rolling bearing, and described coupling shaft 14 is fixedly connected with the inner ring of rolling bearing.
In the present embodiment, described coupling shaft 14 stretches out the neck forming described cold liquid import 5 outside described tank body 1, described power plant 13 drive described gear shaft rod 12 to rotate, described gear shaft rod 12 drives coupling shaft 14 to rotate, and then drive described cold liquid passage 6 to rotate, the outer wall of described cold liquid passage 6 is evenly distributed with several U-groove bevels 15, the two ends of cold liquid passage 6 are provided with baffle plate 16, the inwall of cold liquid passage 6 is evenly distributed with several deflection plates 17, the notch of described U-groove bevel 15 has rounding structure, the degree of depth of U-groove bevel 15 is the 1/4-1/2 of described cold liquid passage 6 thickness, described baffle plate 16 is sealedly connected on the outer wall of described cold liquid passage 6, its structure is a sector structure, described deflection plate 17 is fixedly mounted on the inwall of described cold liquid passage 6, its structure is also a sector structure, the deflection plate 17 of internal face and deflection plate 17 interlaced arrangement of lower internal face on described cold liquid passage 6, the described free-end dredging plate 8 is downward-sloping, and be fixedly mounted on the inwall of described upper cover 2, the upper-end surface of dredging plate 8 is provided with some guiding gutters 18, dredge on the upper-end surface of plate 8 described in described guiding gutter 18 is evenly distributed on.
When deep fat enters from hot oil inlet 7, starting power plant 13 makes cold liquid passage 6 rotate and pass into cold liquid, deep fat impacted the top of cold liquid passage 6 before this, what be then splashed to cold liquid passage 6 both sides dredges on plate 8, make deep fat again concentrate on the top of cold liquid passage 6 by the productive set effect of dredging plate 8, make deep fat cool fully; Then deep fat flow into the bottom of tank body 1 by U-groove bevel 15, then is discharged outside cooler by cold oil outlet 10.
In the present embodiment, described in dredge plate 8 and make with specialty titanium alloys, described specialty titanium alloys is grouped into by the one-tenth of following mass percent: aluminium is 5.16%, tin is 2.1%, nickel is 0.13%, and yttrium is 0.043%, and chromium is 0.24%, manganese is 0.51%, vanadium is 5.76%, and niobium is 0.76%, and zirconium is 0.4-0.94%, surplus is titanium and inevitable impurity thereof, described in dredge plate and obtained by following step:
Step 1, adopt the preparation process of existing smelting titanium alloy, at vacuum consumable electrode arc furnace, melting casting is carried out to titanium alloy by above-mentioned alloying element proportioning, obtain the titanium alloy strand meeting alloying constituent requirement, the titanium alloy strand obtained is carried out removing surface, then be placed in batch-type furnace and be heated to 815 DEG C and scale removal, heating rate controls to continue to be heated to 910 DEG C at 130 DEG C/h and then by titanium alloy strand, utilize forge press that titanium alloy strand upsetting pull distortion forging is formed forging base, wherein, fire is 3, forging ratio controls 6.2, upsetting pull process need carry out 4 times respectively,
Step 2, go to 845 DEG C by cold for forging base, continue to deliver to upsetting pull distortion in forge press and be forged into certain thickness titanium alloy slab, fire is 7, and forging ratio controls 2.6, and upsetting pull process need carry out 4 times respectively;
Step 3, the titanium alloy slab obtained is placed in heat treatment furnace and is heated to 855 DEG C, heating rate controls, at 100 DEG C/h, to be then incubated 1.5h, to be then chilled to room temperature soon;
After step 4, step 3 complete, titanium alloy slab is heated and delivers in hot rolling mill and be rolled into certain thickness sheet material, then the sheet material obtained is sent in heat treatment furnace again, be heated to 790 DEG C, heating rate controls at 90 DEG C/h, and be then incubated 1.5h, air cooling is to room temperature;
Step 5, the sheet material obtained is carried out pickling processes, then deliver in cold rolling mill the sheet material being rolled into desired thickness, cutting to length with the titanium alloy sheet of preliminary dimension under laser beam welding, remove burr, sharpened edge, obtains titanium alloy and dredge plate blank;
Step 6, dredge plate blank at the titanium alloy obtained surface on process guiding gutter, then remove burr, polishing surplus, makes notch smooth, obtains titanium alloy and dredge plate;
Step 7, the titanium alloy obtained is dredged plate be placed in heat treatment furnace, plate to 920 DEG C dredged by heating titanium alloy, and heating rate controls at 85 DEG C/h, insulation 1h, and then shrend is to room temperature;
Step 8, the titanium alloy after quenching is dredged plate and is placed in heat treatment furnace, plate to 495 DEG C dredged by heating titanium alloy, and heating rate controls at 60 DEG C/h, and insulation 4h, then air cooling is to room temperature, finally checks warehouse-in.
embodiment two
This embodiment is identical with embodiment one, and its difference is, described specialty titanium alloys is grouped into by the one-tenth of following mass percent: aluminium is 5.0%, tin is 2.0%, nickel is 0.12%, and yttrium is 0.045%, and chromium is 0.24%, manganese is 0.53%, vanadium is 5.5%, and niobium is 0.56%, and zirconium is 0.4-0.94%, surplus is titanium and inevitable impurity thereof, described in dredge plate and obtained by following step:
Step 1, adopt the preparation process of existing smelting titanium alloy, at vacuum consumable electrode arc furnace, melting casting is carried out to titanium alloy by above-mentioned alloying element proportioning, obtain the titanium alloy strand meeting alloying constituent requirement, the titanium alloy strand obtained is carried out removing surface, then be placed in batch-type furnace and be heated to 815 DEG C and scale removal, heating rate controls to continue to be heated to 900 DEG C at 130 DEG C/h and then by titanium alloy strand, utilize forge press that titanium alloy strand upsetting pull distortion forging is formed forging base, wherein, fire is 4, forging ratio controls 6.2, upsetting pull process need carry out 4 times respectively,
Step 2, go to 850 DEG C by cold for forging base, continue to deliver to upsetting pull distortion in forge press and be forged into certain thickness titanium alloy slab, fire is 7, and forging ratio controls 2.5, and upsetting pull process need carry out 4 times respectively;
Step 3, the titanium alloy slab obtained is placed in heat treatment furnace and is heated to 850 DEG C, heating rate controls, at 100 DEG C/h, to be then incubated 2h, to be then chilled to room temperature soon;
After step 4, step 3 complete, titanium alloy slab is heated and delivers in hot rolling mill and be rolled into certain thickness sheet material, then the sheet material obtained is sent in heat treatment furnace again, be heated to 790 DEG C, heating rate controls at 90 DEG C/h, and be then incubated 1.5h, air cooling is to room temperature;
Step 5, the sheet material obtained is carried out pickling processes, then deliver in cold rolling mill the sheet material being rolled into desired thickness, cutting to length with the titanium alloy sheet of preliminary dimension under laser beam welding, remove burr, sharpened edge, obtains titanium alloy and dredge plate blank;
Step 6, dredge plate blank at the titanium alloy obtained surface on process guiding gutter, then remove burr, polishing surplus, makes notch smooth, obtains titanium alloy and dredge plate;
Step 7, the titanium alloy obtained is dredged plate be placed in heat treatment furnace, plate to 920 DEG C dredged by heating titanium alloy, and heating rate controls at 85 DEG C/h, insulation 1h, and then shrend is to room temperature;
Step 8, the titanium alloy after quenching is dredged plate and is placed in heat treatment furnace, plate to 495 DEG C dredged by heating titanium alloy, and heating rate controls at 60 DEG C/h, and insulation 4h, then air cooling is to room temperature, finally checks warehouse-in.
embodiment three
This embodiment is identical with embodiment two with embodiment one, and its difference is, described specialty titanium alloys is grouped into by the one-tenth of following mass percent: aluminium is 4.8%, tin is 2.3%, nickel is 0.14%, and yttrium is 0.061%, and chromium is 0.27%, manganese is 0.7%, vanadium is 5.8%, and niobium is 0.89%, and zirconium is 0.94%, surplus is titanium and inevitable impurity thereof, described in dredge plate and obtained by following step:
Step 1, adopt the preparation process of existing smelting titanium alloy, at vacuum consumable electrode arc furnace, melting casting is carried out to titanium alloy by above-mentioned alloying element proportioning, obtain the titanium alloy strand meeting alloying constituent requirement, the titanium alloy strand obtained is carried out removing surface, then be placed in batch-type furnace and be heated to 810 DEG C and scale removal, heating rate controls to continue to be heated to 900 DEG C at 130 DEG C/h and then by titanium alloy strand, utilize forge press that titanium alloy strand upsetting pull distortion forging is formed forging base, wherein, fire is 3, forging ratio controls 6.0, upsetting pull process need carry out 4 times respectively,
Step 2, go to 840 DEG C by cold for forging base, continue to deliver to upsetting pull distortion in forge press and be forged into certain thickness titanium alloy slab, fire is 5, and forging ratio controls 2.3, and upsetting pull process need carry out 4 times respectively;
Step 3, the titanium alloy slab obtained is placed in heat treatment furnace and is heated to 860 DEG C, heating rate controls, at 100 DEG C/h, to be then incubated 1h, to be then chilled to room temperature soon;
After step 4, step 3 complete, titanium alloy slab is heated and delivers in hot rolling mill and be rolled into certain thickness sheet material, then the sheet material obtained is sent in heat treatment furnace again, be heated to 800 DEG C, heating rate controls at 90 DEG C/h, and be then incubated 1h, air cooling is to room temperature;
Step 5, the sheet material obtained is carried out pickling processes, then deliver in cold rolling mill the sheet material being rolled into desired thickness, cutting to length with the titanium alloy sheet of preliminary dimension under laser beam welding, remove burr, sharpened edge, obtains titanium alloy and dredge plate blank;
Step 6, dredge plate blank at the titanium alloy obtained surface on process guiding gutter, then remove burr, polishing surplus, makes notch smooth, obtains titanium alloy and dredge plate;
Step 7, the titanium alloy obtained is dredged plate be placed in heat treatment furnace, plate to 920 DEG C dredged by heating titanium alloy, and heating rate controls at 85 DEG C/h, insulation 1h, and then shrend is to room temperature;
Step 8, the titanium alloy after quenching is dredged plate and is placed in heat treatment furnace, plate to 495 DEG C dredged by heating titanium alloy, and heating rate controls at 60 DEG C/h, and insulation 4h, then air cooling is to room temperature, finally checks warehouse-in.
embodiment four
This embodiment and embodiment one, embodiment two are identical with embodiment three, and its difference is, described specialty titanium alloys is grouped into by the one-tenth of following mass percent: aluminium is 5.2%, tin is 1.8%, nickel is 0.11%, and yttrium is 0.027%, and chromium is 0.2%, manganese is 0.4%, vanadium is 5.4%, and niobium is 0.3%, and zirconium is 0.4%, surplus is titanium and inevitable impurity thereof, described in dredge plate and obtained by following step:
Step 1, adopt the preparation process of existing smelting titanium alloy, at vacuum consumable electrode arc furnace, melting casting is carried out to titanium alloy by above-mentioned alloying element proportioning, obtain the titanium alloy strand meeting alloying constituent requirement, the titanium alloy strand obtained is carried out removing surface, then be placed in batch-type furnace and be heated to 820 DEG C and scale removal, heating rate controls to continue to be heated to 920 DEG C at 130 DEG C/h and then by titanium alloy strand, utilize forge press that titanium alloy strand upsetting pull distortion forging is formed forging base, wherein, fire is 4, forging ratio controls 6.5, upsetting pull process need carry out 4 times respectively,
Step 2, go to 850 DEG C by cold for forging base, continue to deliver to upsetting pull distortion in forge press and be forged into certain thickness titanium alloy slab, fire is 8, and forging ratio controls 2.7, and upsetting pull process need carry out 4 times respectively;
Step 3, the titanium alloy slab obtained is placed in heat treatment furnace and is heated to 850 DEG C, heating rate controls, at 100 DEG C/h, to be then incubated 2h, to be then chilled to room temperature soon;
After step 4, step 3 complete, titanium alloy slab is heated and delivers in hot rolling mill and be rolled into certain thickness sheet material, then the sheet material obtained is sent in heat treatment furnace again, be heated to 780 DEG C, heating rate controls at 90 DEG C/h, and be then incubated 2h, air cooling is to room temperature;
Step 5, the sheet material obtained is carried out pickling processes, then deliver in cold rolling mill the sheet material being rolled into desired thickness, cutting to length with the titanium alloy sheet of preliminary dimension under laser beam welding, remove burr, sharpened edge, obtains titanium alloy and dredge plate blank;
Step 6, dredge plate blank at the titanium alloy obtained surface on process guiding gutter, then remove burr, polishing surplus, makes notch smooth, obtains titanium alloy and dredge plate;
Step 7, the titanium alloy obtained is dredged plate be placed in heat treatment furnace, plate to 920 DEG C dredged by heating titanium alloy, and heating rate controls at 85 DEG C/h, insulation 1h, and then shrend is to room temperature;
Step 8, the titanium alloy after quenching is dredged plate and is placed in heat treatment furnace, plate to 495 DEG C dredged by heating titanium alloy, and heating rate controls at 60 DEG C/h, and insulation 4h, then air cooling is to room temperature, finally checks warehouse-in.
The titanium alloy that each embodiment obtains is dredged plate and respectively get three samples, average tensile strength when then testing its 400 DEG C with electronic universal mechanics machine and average yield strength, and then the titanium alloy that each embodiment obtains dredged in plate respectively get three samples again, mass fraction sample being put into boiling is after 10% hydrochloric acid soaks 100h, the average corrosion rate of test specimens, its result is as shown in the table:
As seen from the above table, at 400 DEG C, the tensile strength of specialty titanium alloys of the present invention reaches 647MPa, and yield strength reaches 559MPa, possesses good mechanical property, can meet and dredge the requirement of plate to the mechanical property of material, meanwhile, specialty titanium alloys of the present invention is after the mass fraction of boiling is soak 100h in 10% hydrochloric acid, its rate of corrosion is lower than 1.5mm/a, the rugged environment in filter can be adapted to completely, practical, existing low-carbon (LC) steel or stainless steel system can be substituted completely and dredge plate.
The foregoing is only preferred embodiment of the present invention, not in order to limit the present invention, all any amendments done within the spirit and principles in the present invention, equivalent replacement and improvement etc., all should be included within protection scope of the present invention.
Claims (9)
1. an oil cooler, comprise tank body (1), it is characterized in that, the top of described tank body (1) is provided with upper cover (2), the bottom of described tank body (1) is provided with lower seal head (3), the side, middle part of tank body (1) is provided with cold liquid outlet (4), opposite side is provided with cold liquid import (5), cold liquid passage (6) is provided with in tank body (1), the both sides on described upper cover (2) top are respectively equipped with a hot oil inlet (7), upper cover (2) inwall is provided with two pieces and dredges plate (8) about cold liquid passage (6) center is axisymmetric, described lower seal head (3) bottom is provided with support (9), the centre of bottom is provided with cold oil outlet (10), the neck of described cold liquid import (5) is provided with gear grooved (11), and be meshed in a gear shaft rod (12), one end of described gear shaft rod (12) connects power plant (13).
2. oil cooler as claimed in claim 1, it is characterized in that, described cold liquid passage (6) is one columnar structured, the two ends of cold liquid passage (6) are shunk and are formed coupling shaft (14), described cold liquid import (5) and cold liquid outlet (4) place are all installed with rolling bearing, and described coupling shaft (14) is fixedly connected with the inner ring of rolling bearing.
3. oil cooler as claimed in claim 2, it is characterized in that, described coupling shaft (14) stretches out the neck forming described cold liquid import (5) outside described tank body (1), described power plant (13) drive described gear shaft rod (12) to rotate, described gear shaft rod (12) drives coupling shaft (14) to rotate, and then drives described cold liquid passage (6) to rotate.
4. oil cooler as claimed in claim 3, it is characterized in that, the outer wall of described cold liquid passage (6) is evenly distributed with several U-groove bevels (15), and the two ends of cold liquid passage (6) are provided with baffle plate (16), and the inwall of cold liquid passage (6) is evenly distributed with several deflection plates (17).
5. oil cooler as claimed in claim 4, it is characterized in that, the notch of described U-groove bevel (15) has rounding structure, the degree of depth of U-groove bevel (15) is the 1/4-1/2 of described cold liquid passage (6) thickness, described baffle plate (16) is sealedly connected on the outer wall of described cold liquid passage (6), and its structure is a sector structure.
6. oil cooler as claimed in claim 5, it is characterized in that, described deflection plate (17) is fixedly mounted on the inwall of described cold liquid passage (6), its structure is also a sector structure, the upper deflection plate (17) of internal face of described cold liquid passage (6) and deflection plate (17) interlaced arrangement of lower internal face.
7. the oil cooler as described in one of claim 1-6, it is characterized in that, the described free-end dredging plate (8) is downward-sloping, and be fixedly mounted on the inwall of described upper cover (2), the upper-end surface of dredging plate (8) is provided with some guiding gutters (18), dredges on the upper-end surface of plate (8) described in described guiding gutter (18) is evenly distributed on.
8. oil cooler as claimed in claim 7, is characterized in that, described in dredge plate (8) and make with specialty titanium alloys, described specialty titanium alloys is grouped into by the one-tenth of following mass percent: aluminium is 4.8-5.2%, tin is 1.8-2.3%, and nickel is 0.11-0.14%, and yttrium is 0.027-0.061%, chromium is 0.2-0.27%, manganese is 0.4-0.7%, and vanadium is 5.4-5.8%, and niobium is 0.3-0.89%, zirconium is 0.4-0.94%, and surplus is titanium and inevitable impurity thereof.
9. oil cooler as claimed in claim 8, is characterized in that, described in dredge plate and obtained by following step:
Step 1, adopt the preparation process of existing smelting titanium alloy, at vacuum consumable electrode arc furnace, melting casting is carried out to titanium alloy by above-mentioned alloying element proportioning, obtain the titanium alloy strand meeting alloying constituent requirement, the titanium alloy strand obtained is carried out removing surface, then be placed in batch-type furnace and be heated to 810-820 DEG C and scale removal, heating rate controls to continue to be heated to 900-920 DEG C at 130 DEG C/h and then by titanium alloy strand, utilize forge press that titanium alloy strand upsetting pull distortion forging is formed forging base, wherein, fire is 3-4, forging ratio controls at 6.0-6.5, upsetting pull process need carry out 4 times respectively,
Step 2, go to 840-850 DEG C by cold for forging base, continue to deliver to upsetting pull distortion in forge press and be forged into certain thickness titanium alloy slab, fire is 5-8, and forging ratio controls at 2.3-2.7, and upsetting pull process need carry out 4 times respectively;
Step 3, the titanium alloy slab obtained is placed in heat treatment furnace and is heated to 850-860 DEG C, heating rate controls, at 100 DEG C/h, to be then incubated 1-2h, to be then chilled to room temperature soon;
After step 4, step 3 complete, titanium alloy slab is heated and delivers in hot rolling mill and be rolled into certain thickness sheet material, then the sheet material obtained is sent in heat treatment furnace again, be heated to 780-800 DEG C, heating rate controls at 90 DEG C/h, and be then incubated 1-2h, air cooling is to room temperature;
Step 5, the sheet material obtained is carried out pickling processes, then deliver in cold rolling mill the sheet material being rolled into desired thickness, cutting to length with the titanium alloy sheet of preliminary dimension under laser beam welding, remove burr, sharpened edge, obtains titanium alloy and dredge plate blank;
Step 6, dredge plate blank at the titanium alloy obtained surface on process guiding gutter, then remove burr, polishing surplus, makes notch smooth, obtains titanium alloy and dredge plate;
Step 7, the titanium alloy obtained is dredged plate be placed in heat treatment furnace, plate to 920 DEG C dredged by heating titanium alloy, and heating rate controls at 85 DEG C/h, insulation 1h, and then shrend is to room temperature;
Step 8, the titanium alloy after quenching is dredged plate and is placed in heat treatment furnace, plate to 495 DEG C dredged by heating titanium alloy, and heating rate controls at 60 DEG C/h, and insulation 4h, then air cooling is to room temperature, finally checks warehouse-in.
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| CN201510970166.0A CN105387329B (en) | 2015-12-22 | 2015-12-22 | A kind of oil cooler |
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