CN203431917U - Casting plate type air preheater with baffling fins - Google Patents
Casting plate type air preheater with baffling fins Download PDFInfo
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- CN203431917U CN203431917U CN201320439811.2U CN201320439811U CN203431917U CN 203431917 U CN203431917 U CN 203431917U CN 201320439811 U CN201320439811 U CN 201320439811U CN 203431917 U CN203431917 U CN 203431917U
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- baffling
- heat exchange
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- fins
- air heater
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- 238000005266 casting Methods 0.000 title claims abstract description 38
- 239000000758 substrate Substances 0.000 claims abstract description 54
- 238000005452 bending Methods 0.000 claims abstract description 21
- 239000000779 smoke Substances 0.000 claims abstract description 11
- 230000001172 regenerating effect Effects 0.000 claims description 44
- 239000011159 matrix material Substances 0.000 claims description 24
- 238000007789 sealing Methods 0.000 claims description 23
- 238000010276 construction Methods 0.000 claims description 6
- 230000000694 effects Effects 0.000 abstract description 11
- 238000012546 transfer Methods 0.000 abstract description 6
- 238000000034 method Methods 0.000 abstract description 2
- 230000000712 assembly Effects 0.000 abstract 3
- 238000000429 assembly Methods 0.000 abstract 3
- 235000002918 Fraxinus excelsior Nutrition 0.000 description 13
- 239000002956 ash Substances 0.000 description 13
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 7
- 239000003546 flue gas Substances 0.000 description 7
- 239000007789 gas Substances 0.000 description 7
- 238000010586 diagram Methods 0.000 description 5
- 238000005516 engineering process Methods 0.000 description 5
- 230000002411 adverse Effects 0.000 description 3
- 238000013461 design Methods 0.000 description 3
- 239000012530 fluid Substances 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 239000000203 mixture Substances 0.000 description 3
- 238000012827 research and development Methods 0.000 description 3
- 230000008901 benefit Effects 0.000 description 2
- 238000004140 cleaning Methods 0.000 description 2
- 230000003094 perturbing effect Effects 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 230000007306 turnover Effects 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000008021 deposition Effects 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 239000003337 fertilizer Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000005272 metallurgy Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000010926 purge Methods 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 238000007670 refining Methods 0.000 description 1
- 238000013517 stratification Methods 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
Images
Classifications
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E20/00—Combustion technologies with mitigation potential
- Y02E20/34—Indirect CO2mitigation, i.e. by acting on non CO2directly related matters of the process, e.g. pre-heating or heat recovery
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- Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
Abstract
The utility model relates to the technique of energy-saving heat exchange equipment available for high efficiency heat exchange in the machinery engineering, in particular to a casting plate type air preheater with wave tooth fins. The air preheater structurally comprises multiple casting fin plate heat exchange units, wherein each casting fin plate heat exchange unit comprises substrates and fin assemblies; the fin assemblies are arranged on the substrates; the fin assemblies arranged on the substrates comprise baffling fins; the basal bodies of the baffling fins are arranged on the substrates in a perpendicular and/or oblique way; the basal bodies of the baffling fins of each casting fin plate heat exchange unit are at least continuously bent once to form a flow guide part and at least one section of baffling part which are connected in sequence; the bending directions of the adjacent baffling parts are opposite. In comparison with the prior art, the baffling fins of the air preheater provided by the utility model can change the direction of air flow with the bending changes of the baffling parts; when air or smoke flows through the baffling fins at a high flow rate and a high speed, strong disturbance is generated to form turbulent flow; as stable laminar flow is prevented from being formed on the fin surfaces, the heat transfer effect is better.
Description
Technical field
The utility model relates to the energy-conservation heat-exchange apparatus technology of high efficient heat exchanging in mechanized equipment engineering, particularly relates to a kind of baffling wing cast sheet regenerative air heater.
Background technology
Cast sheet regenerative air heater is because it has the characteristic of resistance to dewpoint corrosion, therefore in petrochemical industry, metallurgy, the transformation of Energy Project mechanized equipment usually for substituting tubular air preheater.
In prior art, as depicted in figs. 1 and 2, its structure includes housing 2, smoke inlet 1, exhanst gas outlet 7, air intake 6, air outlet slit 4 to common cast sheet regenerative air heater, and is arranged at heat exchange element 3 and hermetically-sealed construction 5 in housing 2.Its course of work is: flue gas enters from smoke inlet 1, from smoke inlet 1, through the backward exhanst gas outlet 7 of heat exchange element 3 heat exchange heat release, discharge, air enters from the air intake 6 of housing 2 sidewalls, from air intake 6, through the absorb heat air outlet slit 4 of backward housing 2 sidewalls of heat exchange element 3 heat exchanges, discharges.Its heat exchange element 3 has generally included a plurality of casting fin plate heat exchange units, the fin 311 that casting fin plate heat exchange unit includes substrate 31 and is arranged at substrate 31, casting fin plate heat exchange unit by 31 alignment of two substrates arrange, and respectively by the be tightly connected sealing surface 32 of its end, edge of sealing bolt 10, between sealing surface 32 for sealing better can be installed sealing gasket 9 additional.
Its operation principle is: still the flue gas with low temperature exhaust heat enters at a high speed cast sheet regenerative air heater from the smoke inlet 1 of housing 2 settings of cast sheet regenerative air heater, after casting fin plate heat exchange unit heat exchange heat release, the exhanst gas outlet 7 arranging from the housing 2 of cast sheet regenerative air heater is discharged.And the flow process of air side is divided into two journeys, from the air intake 6 of cast sheet regenerative air heater sidewall, compress at a high speed, level completes a journey after flowing to cover plate 8, then 90 ° of turnovers continue to flow along cover plate 8, after 90 ° of turnovers, level flows to the air outlet slit 4 of cast sheet regenerative air heater sidewall and flows out again, completes the second journey, in this two journey, air is from casting fin plate heat exchange unit heat exchange heat absorption, and wherein the flow direction of air and the flow direction of flue gas are mutually vertical.
As shown in Figure 2, the casting fin plate heat exchange unit of above-mentioned cast sheet regenerative air heater of the prior art, its fin is the brachypterism laminated structure setting being vertical setting with substrate, and the length of fin and highly approaching, if fin is linked to be strip, want by increasing the mode of fin area, increase heat exchange area and improve heat exchange efficiency, easily at fin surface, form stable laminar flow, be unfavorable for heat exchange, and fin surface is more coarse, make ashes easily be subject to fin supporting, and straight-through runner distance between fin is short, easily deposition flue gas ashes form dirt layer, thereby increase thermal resistance, reduce heat exchange efficiency.Thereby improve for the problems referred to above of the prior art, research and development aim at the cast sheet regenerative air heater of the large flow of large area and narrow gap under worst hot case, in field of engineering technology, have very far-reaching and great meaning.
In sum, for above-mentioned the deficiencies in the prior art part, need the large flow cast sheet regenerative air heater technology that provides a kind of high efficient heat exchanging can avoid again fin dust stratification badly.
Utility model content
The purpose of this utility model is to avoid weak point of the prior art and provides a kind of fin of can avoiding easily to accumulate ashes, avoid forming stable laminar flow at fin surface, there is high efficient heat exchanging simultaneously, meet the baffling wing cast sheet regenerative air heater that the narrow gap design of large flow requires.
The purpose of this utility model is achieved through the following technical solutions:
A kind of baffling wing cast sheet regenerative air heater is provided, include housing, smoke inlet, exhanst gas outlet, air intake, air outlet slit, and be arranged at heat exchange element and the hermetically-sealed construction in housing, described heat exchange element includes a plurality of casting fin plate heat exchange units, the fins set that described casting fin plate heat exchange unit includes substrate and is arranged at substrate, casting fin plate heat exchange unit is arranged by two substrate alignment, and respectively by the be tightly connected sealing surface of its end, edge of sealing bolt, in being arranged at the fins set of substrate, described casting fin plate heat exchange unit includes the fins set of baffling shape fin, the matrix of described baffling shape fin vertically arranges and/or is obliquely installed in described substrate, the matrix of described baffling shape fin at least continuous bending once forms the diversion division of connection successively and the baffling portion of at least one section, the wrap direction of adjacent described baffling portion is contrary,
Between described diversion division and described baffling portion and between adjacent described baffling portion, form baffling angle.
Wherein, the fins set of described substrate both sides is all set to the fins set of described baffling shape fin.
Wherein, the fins set of described substrate one side is set to the fins set of described baffling shape fin, and the fins set of described substrate opposite side is set to fins set or the non-finned of straight fins.
Wherein, in the fins set of described substrate one side or both sides, be set to the mixing fins set that formed by described baffling shape fin and straight fins.
Wherein, described baffling angle is set to 5～35 degree.
The angle at the described baffling angle wherein, forming between the adjacent described baffling portion of described baffling shape fin all equates.
Wherein, described in include in the fins set of baffling shape fin, all identical settings of the bending number of the matrix of described baffling shape fin and baffling angle.
Wherein, the matrix of described baffling shape fin is provided with perforate.
Wherein, while forming the sealing surface alignment of two substrates casting fin plate heat exchange unit, in the fins set being oppositely arranged on described two substrates, all identical settings of the bending number of the matrix of described baffling shape fin and baffling angle.
Wherein, in the fins set being oppositely arranged on described two substrates, the not identical setting in the bending number of the matrix of described baffling shape fin and baffling angle.
Summary of the invention
A kind of baffling wing cast sheet regenerative air heater of the present utility model, include housing, smoke inlet, exhanst gas outlet, air intake, air outlet slit, and be arranged at heat exchange element and the hermetically-sealed construction in housing, heat exchange element includes a plurality of casting fin plate heat exchange units, the fins set that casting fin plate heat exchange unit includes substrate and is arranged at substrate, casting fin plate heat exchange unit is arranged by two substrate alignment, and respectively by the be tightly connected sealing surface of its end, edge of sealing bolt, in being arranged at the fins set of substrate, casting fin plate heat exchange unit includes the fins set of baffling shape fin, the matrix of baffling shape fin vertically arranges and/or is obliquely installed in substrate, the matrix of baffling shape fin at least continuous bending once forms the diversion division of connection successively and the baffling portion of at least one section, the wrap direction of adjacent baffling portion is contrary, between diversion division and baffling portion and between adjacent baffling portion, form baffling angle.Compared with prior art, the cast sheet regenerative air heater that the utility model overcomes prior art because straight-through runner distance between fin is short, at fin surface, form stable laminar flow and cause that fin easily accumulates ashes, heat exchange efficiency is low and be not suitable for the problems such as the narrow interstitial structure design of large flow, the fins set that employing consists of baffling shape fin, or by baffling shape fin and straight fins, mix the mode arranging, it has the following advantages:
1) baffling shape fin is compared with straight fins, has extended the distance of air-flow, thereby has increased the heat exchange area of fin;
2) the matrix continuous bending due to baffling shape fin forms diversion division and multistage baffling portion, the wrap direction of adjacent baffling portion is contrary, when air-flow along a direction through out-of-date, often run into one section of baffling portion, airflow direction changes, be that air-flow turns back in the opposite direction and to flow, baffling so repeatedly, thereby make generation between the fluid of matrix both side surface stream and adverse current alternately, play balanced heat exchange effect, when the air of large flow or flue gas high velocity stream can produce during through baffling shape fin, perturb consumingly and form turbulent flow, thereby avoid forming stable laminar flow at fin surface, so greatly improved film coefficient of heat transfer, there is heat-transfer effect better,
3) ashes that baffling shape fin effects on surface accumulates have the automatic cleaning action of purging, special for the cast sheet regenerative air heater in the narrow gap of large flow, when air or flue gas high velocity stream are during through baffling shape fin surperficial, air-flow forms disturbance ground air-flow along with the baffling angle of baffling portion and the continuous variation of length, thereby the ashes that are deposited on fin surface are washed away, the effect of fins set supporting ashes is weakened, and then further increased on the whole heat exchange efficiency, for the research and development of the casting fin plate heat exchange unit of the large flow of large area under worst hot case and narrow gap provide technical foundation.
Accompanying drawing explanation
The utility model is described in further detail to utilize accompanying drawing, but the embodiment in accompanying drawing does not form any restriction of the present utility model, for those of ordinary skill in the art, do not paying under the prerequisite of creative work, can also obtain according to the following drawings other accompanying drawing.
Fig. 1 is the structural representation of the cast sheet regenerative air heater of prior art.
Fig. 2 is the structural representation of casting fin plate heat exchange unit of the cast sheet regenerative air heater of prior art.
Fig. 3 is the partial structurtes schematic diagram of the embodiment 1 of a kind of baffling wing cast sheet regenerative air heater of the present utility model.
Fig. 4 is the partial structurtes schematic diagram of the embodiment 2 of a kind of baffling wing cast sheet regenerative air heater of the present utility model.
Fig. 5 is the partial structurtes schematic diagram of the embodiment 3 of a kind of baffling wing cast sheet regenerative air heater of the present utility model.
Fig. 6 is the partial structurtes schematic diagram of the embodiment 4 of a kind of baffling wing cast sheet regenerative air heater of the present utility model.
Fig. 7 is the partial structurtes schematic diagram of the embodiment 7 of a kind of baffling wing cast sheet regenerative air heater of the present utility model.
In Fig. 1 to Fig. 7, include:
1---smoke inlet,
2---housing,
3---heat exchange element,
31---substrate,
311---fin,
312---straight fins,
314---baffling shape fin, 3141---diversion division, 3142---baffling portion,
315---single folding baffling shape fin, 316---two-fold baffling shape fin,
32---sealing surface,
4---air outlet slit, 5---hermetically-sealed construction, 6---air intake, 7---exhanst gas outlet, 8---cover plate,
9---sealing gasket, 10---sealing bolt,
11---perforate,
φ1---channelization angle
, φ2---baffling angle,
A---longitudinal air flow runner direction, B---crossflow runner direction.
The specific embodiment
With the following Examples the utility model is further described.
embodiment 1
One of specific embodiment of a kind of baffling wing cast sheet regenerative air heater of the present utility model, shown in figure 1 and Fig. 2, in Fig. 1, include housing 2, smoke inlet 1, exhanst gas outlet 7, air intake 6, air outlet slit 4, and be arranged at heat exchange element 3 and the hermetically-sealed construction 5 in housing 2, heat exchange element 3 includes a plurality of casting fin plate heat exchange units, in Fig. 2, cast the fins set that fin plate heat exchange unit includes substrate 31 and is arranged at substrate 31, casting fin plate heat exchange unit is arranged by 31 alignment of two substrates, and by sealing bolt 10, wear the be tightly connected sealing surface 32 of its end, edge of sealing bolt hole respectively.The material of heat exchange element 3 is casting or alloy manufacture, two substrates 31 of casting fin plate heat exchange unit form a casting fin plate heat exchange unit by the be tightly connected sealing surface 32 at its two ends of sealing bolt 10, a plurality of casting fin plate heat exchange units link together and form heat exchange element module, and several heat exchange element module assembleds become a baffling wing cast sheet regenerative air heater.
Innovative point of the present utility model is: as shown in Figure 3, in being arranged at the fins set of substrate 31, casting fin plate heat exchange unit includes the fins set of baffling shape fin 314, the matrix of baffling shape fin 314 is vertically installed in substrate, at least continuous bending is once for baffling shape fin 314 matrixes, form the diversion division 3141 of connection successively and the baffling portion 3142 of at least one section, the wrap direction of adjacent baffling portion 3142 is contrary.
Between diversion division 3141 and baffling portion 3142 and between adjacent baffling portion 3142, form baffling angle.
Concrete, the size at baffling angle is relevant with the length of baffling portion 3142, and the length of baffling portion 3142 is longer, and the angle at baffling angle is less, thereby makes replacing of generation between the fluid of matrix both side surface stream and adverse current, plays the effect of balanced heat exchange.
In the present embodiment, as preferred embodiment, baffling angle is set to 5～35 degree.
Concrete, as required, fins set that can substrate 31 1 sides is set to the fins set of baffling shape fin 314, and the fins set of substrate 31 opposite sides is set to fins set or the non-finned of straight fins; Or the fins set of substrate 31 both sides is all set to the fins set of baffling shape fin 314.
Compared with prior art, the fin that the utility model overcomes the cast sheet regenerative air heater existence of prior art easily accumulates ashes, at fin surface, easily produce stable laminar flow, heat exchange efficiency is low and be not suitable for the problems such as the narrow interstitial structure design of large flow, adopt baffling shape fin 314 to increase the heat exchange area of fin, matrix continuous bending due to baffling shape fin 314 forms multistage baffling portion 3142 simultaneously, when air-flow along a direction through out-of-date, often run into one section of baffling portion 3142, airflow direction changes, be that air-flow turns back in the opposite direction and to flow, baffling so repeatedly, thereby make generation between the fluid of matrix both side surface stream and adverse current alternately, play balanced heat exchange effect, when the air of large flow or flue gas high velocity stream can produce during through baffling shape fin 314, perturb consumingly and form turbulent flow, thereby avoid forming stable laminar flow at fin surface, so greatly improved film coefficient of heat transfer, there is heat-transfer effect better, continuous variation along with air flow path, disturbance ground air-flow can wash away the ashes that are deposited on fin surface, the effect of fins set supporting ashes is weakened, thereby further increased on the whole heat exchange efficiency, for the research and development of the casting fin plate heat exchange unit of the large flow of large area under worst hot case and narrow gap provide technical foundation.
A kind of baffling wing cast sheet regenerative air heater of the present utility model, in the smoke pre-heating recovery system of all kinds of devices that can be applicable to the newly-built of oil plant or transform, the structural principle that it is new and manufacturing technology have overcome the shortcoming of prior art casting air preheater, reduce cleaning and maintenance cost, can be widely used in being applicable in various oil refining, chemical industry, chemical fertilizer plant, and there is larger economic benefit.
Two of the specific embodiment of a kind of baffling wing cast sheet regenerative air heater of the present utility model, as shown in Figure 3 and Figure 4, the main technical schemes of the present embodiment is identical with embodiment 1, in the present embodiment unaccounted feature, adopt the explanation in embodiment 1, at this, no longer repeat.The difference of the present embodiment and embodiment 1 is, include in the fins set of baffling shape fin 314, the all identical settings of the bending number of the matrix of baffling shape fin 314 and baffling angle, and the matrix bending of baffling shape fin 314 once forms interconnective diversion division 3141 and baffling portion 3142, wherein the angle between diversion division 3141 and longitudinal air flow runner direction (A in Fig. 4 to) is channelization angle
φ1, the angle between baffling portion 3142 and diversion division 3141 is baffling angle
φ2.Arrange
φ1 > 0, arranges baffling angle 0 <
φ2 < 25 degree,
φ2 size is relevant with the length of baffling portion 3142, and the length of baffling portion 3142 is longer,
φ2 is less.Adopt the baffling shape fin 314 of this structure further to strengthen perturbing of air-flow, thereby there is heat-transfer effect better, the ashes that are deposited on fin surface are washed away.
Three of the specific embodiment of a kind of baffling wing cast sheet regenerative air heater of the present utility model, as shown in Figure 5, the main technical schemes of the present embodiment is identical with embodiment 1, in the present embodiment unaccounted feature, adopt the explanation in embodiment 1, at this, no longer repeat.The difference of the present embodiment and embodiment 1 is, the fins set that is arranged at substrate 31 1 sides or both sides consists of bending single folding baffling shape fin 315 and straight fins 312 once, and single folding baffling shape fin 315 and straight fins 312 can distinguish in a row or mix arrangement.
embodiment 4
Four of the specific embodiment of a kind of baffling wing cast sheet regenerative air heater of the present utility model, as shown in Figure 6, the main technical schemes of the present embodiment is identical with embodiment 2, in the present embodiment unaccounted feature, adopt the explanation in embodiment 1, at this, no longer repeat.The difference of the present embodiment and embodiment 1 is, the fins set that is arranged at substrate 31 1 sides or both sides consists of the two-fold baffling shape fin 316 of twice of single folding baffling shape fin 315 once of bending and continuous bending, two-fold baffling shape fin 316 comprises two sections of baffling portions 3142, above-mentioned two kinds of baffling shape fins can be distinguished in a row or mix and arrange, heat exchange efficiency is further increased, the ashes that are deposited on fin surface are washed away.
embodiment 5
Five of the specific embodiment of a kind of baffling wing cast sheet regenerative air heater of the present utility model, the main technical schemes of the present embodiment is identical with embodiment 1, and unaccounted feature, adopts the explanation in embodiment 1 in the present embodiment, at this, no longer repeats.The difference of the present embodiment and embodiment 1 is, while forming the sealing surface alignment of two substrates 31 casting fin plate heat exchange unit, in the fins set being oppositely arranged on two substrates 31, the all identical settings of the bending number of the matrix of baffling shape fin 341 and baffling angle, adopt identical structure to be conducive to manufacture.
embodiment 6
Six of the specific embodiment of a kind of baffling wing cast sheet regenerative air heater of the present utility model, the main technical schemes of the present embodiment is identical with embodiment 1, and unaccounted feature, adopts the explanation in embodiment 1 in the present embodiment, at this, no longer repeats.The difference of the present embodiment and embodiment 1 is, while forming the sealing surface alignment of two substrates 31 of casting fin plate heat exchange unit, and in the fins set being oppositely arranged on two substrates 31, the not identical setting in the bending number of the matrix of baffling shape fin 341 and baffling angle.
embodiment 7
Seven of a kind of baffling wing cast sheet regenerative air heater specific embodiment of the present utility model, as shown in Figure 7, the main technical schemes of the present embodiment is identical with embodiment 1, in the present embodiment unaccounted feature, adopt the explanation in embodiment 1, at this, no longer repeat.The difference of the present embodiment and embodiment 1 is, be arranged in the fins set of substrate 31 1 sides or both sides, on baffling shape fin 341, be provided with perforate 11, perforate 11 can increase perturbing air-flow, strengthened the heat exchange between baffling shape fin 341 airflow on surface, and the effect of fins set supporting ashes is weakened.
Finally should be noted that; above embodiment is only in order to illustrate the technical solution of the utility model; but not restriction to the utility model protection domain; although the utility model has been done to explain with reference to preferred embodiment; those of ordinary skill in the art is to be understood that; can modify or be equal to replacement the technical solution of the utility model, and not depart from essence and the scope of technical solutions of the utility model.
Claims (10)
1. a baffling wing cast sheet regenerative air heater, include housing, smoke inlet, exhanst gas outlet, air intake, air outlet slit, and be arranged at heat exchange element and the hermetically-sealed construction in housing, described heat exchange element includes a plurality of casting fin plate heat exchange units, the fins set that described casting fin plate heat exchange unit includes substrate and is arranged at substrate, casting fin plate heat exchange unit is arranged by two substrate alignment, and respectively by the be tightly connected sealing surface of its end, edge of sealing bolt, it is characterized in that: the fins set that includes baffling shape fin in described casting fin plate heat exchange unit is arranged at the fins set of substrate, the matrix of described baffling shape fin vertically arranges and/or is obliquely installed in described substrate, the matrix of described baffling shape fin at least continuous bending once forms the diversion division of connection successively and the baffling portion of at least one section, the wrap direction of adjacent described baffling portion is contrary,
Between described diversion division and described baffling portion and between adjacent described baffling portion, form baffling angle.
2. a kind of baffling wing cast sheet regenerative air heater according to claim 1, is characterized in that: the fins set of described substrate both sides is all set to the fins set of described baffling shape fin.
3. a kind of baffling wing cast sheet regenerative air heater according to claim 1, it is characterized in that: the fins set of described substrate one side is set to the fins set of described baffling shape fin, the fins set of described substrate opposite side is set to fins set or the non-finned of straight fins.
4. a kind of baffling wing cast sheet regenerative air heater according to claim 1, is characterized in that: in the fins set of described substrate one side or both sides, be set to the mixing fins set that consists of described baffling shape fin and straight fins.
5. according to a kind of baffling wing cast sheet regenerative air heater described in claim 1 to 4 any one, it is characterized in that: described baffling angle is set to 5～35 degree.
6. according to a kind of baffling wing cast sheet regenerative air heater described in claim 1 to 4 any one, it is characterized in that: the angle at the described baffling angle forming between the adjacent described baffling portion of described baffling shape fin all equates.
7. according to a kind of baffling wing cast sheet regenerative air heater described in claim 1 to 4 any one, it is characterized in that: described in include in the fins set of baffling shape fin, all identical settings of the bending number of the matrix of described baffling shape fin and baffling angle.
8. according to a kind of baffling wing cast sheet regenerative air heater described in claim 1 to 4 any one, it is characterized in that: the matrix of described baffling shape fin is provided with perforate.
9. a kind of baffling wing cast sheet regenerative air heater according to claim 1, it is characterized in that: while forming the sealing surface alignment of two substrates casting fin plate heat exchange unit, in the fins set being oppositely arranged on described two substrates, all identical settings of the bending number of the matrix of described baffling shape fin and baffling angle.
10. a kind of baffling wing cast sheet regenerative air heater according to claim 1, is characterized in that: in the fins set being oppositely arranged on described two substrates, and the not identical setting in the bending number of the matrix of described baffling shape fin and baffling angle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320439811.2U CN203431917U (en) | 2013-07-23 | 2013-07-23 | Casting plate type air preheater with baffling fins |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320439811.2U CN203431917U (en) | 2013-07-23 | 2013-07-23 | Casting plate type air preheater with baffling fins |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203431917U true CN203431917U (en) | 2014-02-12 |
Family
ID=50060952
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320439811.2U Expired - Lifetime CN203431917U (en) | 2013-07-23 | 2013-07-23 | Casting plate type air preheater with baffling fins |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203431917U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103353125A (en) * | 2013-07-23 | 2013-10-16 | 茂名重力石化机械制造有限公司 | Baffling fin casting plate-type air pre-heater |
| CN104864748A (en) * | 2015-06-17 | 2015-08-26 | 海安天润机械科技有限公司 | Heat exchanger |
-
2013
- 2013-07-23 CN CN201320439811.2U patent/CN203431917U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103353125A (en) * | 2013-07-23 | 2013-10-16 | 茂名重力石化机械制造有限公司 | Baffling fin casting plate-type air pre-heater |
| CN103353125B (en) * | 2013-07-23 | 2016-07-06 | 茂名重力石化机械制造有限公司 | A kind of baffling wing cast sheet regenerative air heater |
| CN104864748A (en) * | 2015-06-17 | 2015-08-26 | 海安天润机械科技有限公司 | Heat exchanger |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
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| CP03 | Change of name, title or address |
Address after: 525024 Guangdong City, Maoming Province Ring West Road, No. 91 Patentee after: THE CHALLENGE PETROCHEMICAL MACHINERY Corp. Address before: 525024 Maoming City, Guangdong Province West Road, Maoming City, the gravity of the Petrochemical Machinery Manufacturing Co., Ltd., Patentee before: THE CHALLENGE PETROCHEMICAL MACHINERY Corp. |
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| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140212 |