CN206787349U - A kind of spiral finned tube heat-exchanger rig utilized for Large Copacity fume afterheat - Google Patents
A kind of spiral finned tube heat-exchanger rig utilized for Large Copacity fume afterheat Download PDFInfo
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- CN206787349U CN206787349U CN201720524514.6U CN201720524514U CN206787349U CN 206787349 U CN206787349 U CN 206787349U CN 201720524514 U CN201720524514 U CN 201720524514U CN 206787349 U CN206787349 U CN 206787349U
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- 239000003517 fume Substances 0.000 title claims abstract description 29
- 239000012528 membrane Substances 0.000 claims abstract description 39
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 34
- 235000019504 cigarettes Nutrition 0.000 claims abstract description 20
- 230000008676 import Effects 0.000 claims abstract description 7
- 230000000694 effects Effects 0.000 claims description 7
- 230000007246 mechanism Effects 0.000 claims description 6
- 230000015572 biosynthetic process Effects 0.000 claims description 5
- 238000007599 discharging Methods 0.000 claims description 4
- 229910000831 Steel Inorganic materials 0.000 claims description 3
- 238000003780 insertion Methods 0.000 claims description 3
- 230000037431 insertion Effects 0.000 claims description 3
- 238000003032 molecular docking Methods 0.000 claims description 3
- 239000010959 steel Substances 0.000 claims description 3
- 239000000203 mixture Substances 0.000 claims description 2
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 30
- 239000003546 flue gas Substances 0.000 description 30
- 239000000428 dust Substances 0.000 description 8
- 239000007789 gas Substances 0.000 description 4
- 239000002699 waste material Substances 0.000 description 4
- 230000008859 change Effects 0.000 description 3
- 238000005260 corrosion Methods 0.000 description 3
- 230000007797 corrosion Effects 0.000 description 3
- 230000003009 desulfurizing effect Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- 239000002918 waste heat Substances 0.000 description 3
- 241000270295 Serpentes Species 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
- 230000003628 erosive effect Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000001556 precipitation Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 238000012546 transfer Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000011109 contamination Methods 0.000 description 1
- 238000006477 desulfuration reaction Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005367 electrostatic precipitation Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 239000008187 granular material Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000004071 soot Substances 0.000 description 1
- 238000013517 stratification Methods 0.000 description 1
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- Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
Abstract
The utility model discloses a kind of spiral finned tube heat-exchanger rig utilized for Large Copacity fume afterheat, including frame, if it is supported with dried layer heat exchange straight tube group jointly in frame, every layer of heat exchange straight tube group is made up of some spiral finned tubes, arranged per adjacent two layers between the spiral finned tube of heat exchange straight tube group in front and rear parallel misalignment, the fin of all spiral finned tubes is collectively forming some complications and cross cigarette channel, spiral finned tube in every layer of heat exchange straight tube group forms at least two-way snakelike heat exchange tube road by some heat exchange bend pipes, the import of all snakelike heat exchange tube roads communicates with square water inlet header simultaneously, the outlet on all snakelike heat exchange tube roads communicates with square water outlet header simultaneously, the straight tube group that exchanged heat at every layer, which is met, is arranged with row's membrane type abrasionproof drainage tube panel in the frame of cigarette side.The utility model has the advantages of heat exchange efficiency height and long service life.
Description
Technical field
The low temperature dust-removal and desulfurizing technical field for flue gas in power station boiler waste heat recovery is the utility model is related to, is specifically related to
A kind of and spiral finned tube heat-exchanger rig utilized for Large Copacity fume afterheat.
Background technology
Low temperature electrostatic precipitation technology is that a kind of advanced high effective flue gas Treatment process, the technology can meet low row in the world
Put, and simultaneous UTILIZATION OF VESIDUAL HEAT IN saves, efficiently traps the advantages that SO3, favourable wet desulphurization water-saving and electricity-saving.In power industry, power station pot
High-temperature flue gas caused by stove can be passed through electric cleaner by flue, and the external world is discharged into after electric cleaner dedusting.On the one hand, power station pot
Contain a large amount of waste heats in the flue gas that fire grate goes out, when flue gas is after electric cleaner dedusting discharge, a large amount of waste heats in flue gas can be in vain
Waste, cause the significant wastage of the energy;On the other hand, because the dust specific resistance of the high-temperature flue gas containing a large amount of waste heats is high,
When electric cleaner carries out dedusting to the high-temperature flue gas of high dust specific resistance, back corona phenomenon easily occurs, causes electric cleaner
Efficiency of dust collection is low.At present, for recycling of the realization to waste heat in flue gas caused by station boiler while in order to reduce flue gas
Temperature is typically installed heat-exchanger rig in the flue of electric precipitation porch, utilized to improve the dust-removal and desulfurizing efficiency of electric cleaner
Heat-exchanger rig recycles waste heat in flue in flue gas and reduces flue-gas temperature.The structure of heat-exchanger rig used at present
For:Including frame, some heat exchange straight tubes in parallel distribution are supported with from up to down between the left and right sides plate of frame, per phase
Two adjacent straight tubes form snakelike heat exchange tube all the way by the way that the bend pipe that exchanges heat is end to end.When heat-exchanger rig is applied to flue, change
The heat exchange bend pipe of thermal is normally at outside flue, and the heat exchange straight tube of heat-exchanger rig is directly arranged in inside flue.At present
Used heat-exchanger rig has the drawback that:(1)Use single pipeline arrangement and heat exchange straight tube is naked pipe, heat exchange efficiency
It is low, it is poor to the cooling-down effect of flue gas, so as to influence the efficiency of dust collection of electric cleaner;(2)During heat-exchanger rig use, it is located at
Heat inside flue changes straight tube can be by having the characteristics that the direct of the fast flue gas of soot dust granule big, complicated component, flue gas flow rate
Wash away, cause the heat exchange straight tube of heat-exchanger rig to be easily worn corrosion, cause heat-exchanger rig service life short.Thus need invention badly
A kind of heat-exchanger rig of heat exchange efficiency height and service life length.
Utility model content
The purpose of this utility model is to provide that a kind of heat exchange efficiency is high and service life length is used for Large Copacity fume afterheat
The spiral finned tube heat-exchanger rig utilized.
To achieve the above object, the utility model employs following technical scheme:Described one kind is used for Large Copacity flue gas
The spiral finned tube heat-exchanger rig of UTILIZATION OF VESIDUAL HEAT IN, including by some parallel intervals and support supporting plate, entablature, the lower horizontal stroke of column distribution
The frame of beam and oblique beam composition, if being supported with dried layer jointly on the support supporting plate of frame presents changing for lower uniform intervals arrangement
Hot straight tube group, every layer of heat exchange straight tube group are made up of some spiral finned tubes arranged in parallel in time interval, changed per adjacent two layers
Arranged between the spiral finned tube of hot straight tube group in front and rear parallel misalignment, make all spiral finned tubes fin be collectively forming it is some
It is relatively independent it is tortuous cross cigarette channel, the spiral finned tube in every layer of heat exchange straight tube group passes through some heat exchange bend pipes head and the tail two-by-two
Connect and form the snakelike heat exchange tube road of at least two-way independent parallel, the import on all snakelike heat exchange tube roads simultaneously with square water inlet
Header is connected, and the outlet on all snakelike heat exchange tube roads is connected with square water outlet header simultaneously, and the straight tube group that exchanged heat at every layer is met
A row is respectively arranged with the frame of cigarette side can just block in this layer heat exchange straight tube group positioned at first spiral fin for meeting cigarette side
The membrane type abrasionproof drainage tube panel in piece Guan Yingyan faces, often arranges membrane type abrasionproof and drains tube panel by some parallel with spiral finned tube
Abrasionproof drainage tube and band steel are welded, and all membrane type abrasionproof drainage tube panels are collectively forming the relatively independent cigarette that enters of some rows and led to
Road.
Further, foregoing a kind of spiral finned tube heat-exchanger rig utilized for Large Copacity fume afterheat, wherein:Often
Row's membrane type abrasionproof drainage tube panel is removably installed in frame by fixed mechanism respectively, and the structure of the fixed mechanism is:
Including two positioning supporting plates, it is provided with to place abrasionproof drainage tube in membrane type abrasionproof drainage tube panel on each positioning supporting plate
The locating groove of pipe end, two positioning supporting plates it is symmetrical be mounted on two be oppositely arranged support supporting plate it is relatively interior
On wall, membrane type abrasionproof drainage tube panel is correspondingly positioned on supporting plate by the way that the both sides pipe end of its abrasionproof drainage tube is respectively placed in into homonymy
Corresponding locating groove in and shelve be supported on two positioning supporting plates on, it is each positioning supporting plate at the top of rear and front end set respectively
A fixed block is equipped with, spacing hole is provided with all fixed blocks, limit is respectively arranged with the front end of each positioning supporting plate
Position neck, a L-shaped latch is also respectively provided with the both sides of membrane type abrasionproof drainage tube panel, every L-shaped latch it is long-armed successively
After through the spacing hole on all fixed blocks on homonymy positioning supporting plate, the galianconism of the L-shaped latch can just be caught in downwards pair
In the limit card slot that supporting plate front end should be positioned, the both sides pipe end that membrane type abrasionproof is drained to abrasionproof drainage tube in tube panel spacing is fixed on
Corresponding positioning supporting plate, so as to which membrane type abrasionproof be drained, tube panel is spacing to be fixedly supported upon on two positioning supporting plates.
Further, foregoing a kind of spiral finned tube heat-exchanger rig utilized for Large Copacity fume afterheat, wherein:Often
The side pipe end of root spiral finned tube is mutually welded and fixed with the support supporting plate of the leftmost side, opposite side pipe end is lived successively from left to right
Move through all support supporting plates and be not welded and fixed mutually with any support supporting plate.
Further, foregoing a kind of spiral finned tube heat-exchanger rig utilized for Large Copacity fume afterheat, wherein:
The bottom of square water inlet header is provided with the adjutage communicated therewith and with discharging valve, is set on the top of square water outlet header
There is the bleeder pipe communicated therewith and with vent valve.
Further, foregoing a kind of spiral finned tube heat-exchanger rig utilized for Large Copacity fume afterheat, wherein:Often
Spiral finned tube in floor heat exchange straight tube group passes through some bend pipes end to end snakes and three road independent parallels of formation two-by-two that exchange heat
Shape heat exchanging pipe, the import per road snakelike heat exchange tube road are connected by a water inlet straight tube with square water inlet header respectively, respectively
It is parallel to each other between water inlet straight tube.
Further, foregoing a kind of spiral finned tube heat-exchanger rig utilized for Large Copacity fume afterheat, wherein:Often
Spiral finned tube in floor heat exchange straight tube group passes through some bend pipes end to end snakes and three road independent parallels of formation two-by-two that exchange heat
Shape heat exchanging pipe, the outlet per road snakelike heat exchange tube road are connected by a water outlet straight tube with square water outlet header respectively, respectively
It is parallel to each other between water outlet straight tube.
Further, foregoing a kind of spiral finned tube heat-exchanger rig utilized for Large Copacity fume afterheat, wherein:
The top left and right ends of every entablature of frame are provided with an alignment pin, in bottom of every sill of frame or so
Both ends are provided with the positioning seat for the corresponding alignment pin docking insertion on entablature.
Further, foregoing a kind of spiral finned tube heat-exchanger rig utilized for Large Copacity fume afterheat, wherein:
The boatswain chair for lifting is additionally provided with left and right sides of frame.
Further, foregoing a kind of spiral finned tube heat-exchanger rig utilized for Large Copacity fume afterheat, wherein:
It is provided with all support supporting plates in addition to two pieces of left and right sides support supporting plate to by through the spiral fin of the support supporting plate
The spacing press strip being fixed on the support supporting plate of piece pipe.
The implementation of Pass through above-mentioned technical proposal, the beneficial effects of the utility model are:(1)Parallel using multilayer multi-pipeline
Arrangement, heat exchange efficiency is substantially increased, to the good cooling effect of flue gas, so as to substantially increase the dedusting of electric cleaner effect
Rate;(2)Tube panel is drained by membrane type abrasionproof, can effectively prevent the direct erosive wear corrosion helix fin of the flue gas in flue
Pipe, spiral finned tube is effectively protected, and then effectively extend the service life of heat-exchanger rig;(3)All spiral finned tubes
Fin be collectively forming relatively independent tortuous of several columns and cross cigarette channel, all membrane type abrasionproofs drainage tube panels are collectively forming some rows
Relatively independent fume inlet passage, so when flue gas originally unordered in flue by fume inlet passage and tortuous cigarette of crossing by leading to successively
Can become orderly behind road, and now velocity of flue gas also can step-down, not only contribute to heat exchange of the spiral finned tube to flue gas, and
The dust-removal and desulfurizing efficiency of electric cleaner can also be improved.
Brief description of the drawings
Fig. 1 is a kind of spiral finned tube heat-exchanger rig utilized for Large Copacity fume afterheat described in the utility model
Structural representation.
Fig. 2 is the enlarged diagram at the H positions shown in Fig. 1.
Fig. 3 is the structural representation of Fig. 1 right apparent direction.
Fig. 4 is the structural representation of Fig. 1 overlook direction.
Fig. 5 is the enlarged diagram at the F positions shown in Fig. 4.
Fig. 6 is the structural representation of the spiral finned tube shown in Fig. 1.
Fig. 7 is the structural representation that membrane type abrasionproof drains tube panel in Fig. 1.
Fig. 8 is the structural representation of Fig. 7 overlook direction.
Fig. 9 is intermediate supports supporting plate, press strip and the mutual alignment relation of spiral finned tube three shown in the right apparent directions of Fig. 1
Schematic diagram.
Embodiment
The utility model is described in further detail with specific embodiment below in conjunction with the accompanying drawings.
As shown in Figure 1, Figure 2, shown in Fig. 3, Fig. 4, Fig. 5, Fig. 6, Fig. 7, Fig. 8, Fig. 9, including by left support supporting plate 1, right support support
The frame that plate 2, some intermediate supports supporting plates 3, entablature 4, sill 5 and oblique beam 6 form, on the support supporting plate of frame altogether
If the same heat exchange straight tube group for being supported with dried layer and presenting lower uniform intervals arrangement, every layer of heat exchange straight tube group are put down by some in time interval
The spiral finned tube 7 of row arrangement forms, and is arranged per adjacent two layers between the spiral finned tube 7 of heat exchange straight tube group in front and rear parallel misalignment
Row, the fin of all spiral finned tubes 7 is collectively forming some relatively independent complications and cross cigarette channel 8, every layer of heat exchange straight tube group
In spiral finned tube 7 pass through it is some heat exchange bend pipes 9 two-by-two it is end to end and formed three road independent parallels snakelike heat exchange tubes
Road, the import on all snakelike heat exchange tube roads are connected with square water inlet header 10 simultaneously, and the outlet on all snakelike heat exchange tube roads is same
When be connected with square water outlet header 11, the straight tube group that exchanged heat at every layer, which is met, to be respectively arranged with a row and can just keep off in the frame of cigarette side
The membrane type abrasionproof drainage tube panel 12 in cigarette face, film are firmly met in this layer heat exchange straight tube group positioned at first spiral finned tube 7 for meeting cigarette side
Formula abrasionproof drainage tube panel 12 heat exchanging straight tube group forms first of abrasionproof protection, so can preferably protect heat exchange straight tube group,
Avoid the cigarette face of meeting of heat exchange straight tube group from being washed away by the direct of flue gas in flue, extend the service life of heat-exchanger rig, often arrange
Membrane type abrasionproof drain tube panel 12 weld by some abrasionproof drainage tubes 121 parallel with spiral finned tube 7 and band steel 122 and
Into all membrane type abrasionproof drainage tube panels 12 are collectively forming the relatively independent fume inlet passage 13 of some rows;
In the present embodiment, often arrange membrane type abrasionproof drainage tube panel 12 and frame is removably installed in by fixed mechanism respectively
In, the structure of the fixed mechanism is:Including two positioning supporting plates 15, it is provided with to place on each positioning supporting plate 15
The locating groove of the pipe end of abrasionproof drainage tube 121 in membrane type abrasionproof drainage tube panel 12, two positioning 15 symmetrical installations of supporting plate
It is fixed in the opposed inner walls in two support supporting plates being oppositely arranged, membrane type abrasionproof drains tube panel 12 by the way that its abrasionproof is drained
The both sides pipe end of pipe 121 is respectively placed in homonymy and correspondingly positions in corresponding locating groove on supporting plate 15 and shelve and be supported on two
Position on supporting plate 15, a fixed block 16 is respectively arranged with the rear and front end at each top of positioning supporting plate 15, in all fixations
Spacing hole is provided with block 16, limit card slot 17 is respectively arranged with the front end of each positioning supporting plate 15, draws in membrane type abrasionproof
The both sides of flow tube screen 12 are also respectively provided with a L-shaped latch 18, and every the long-armed of L-shaped latch 18 sequentially passes through homonymy positioning support
After the spacing hole on all fixed blocks 16 on plate 15, the galianconism of the L-shaped latch 18 can just be caught in corresponding positioning support downwards
It is spacing so as to which membrane type abrasionproof to be drained to the both sides pipe end of abrasionproof drainage tube 121 in tube panel 12 in the limit card slot 17 of the front end of plate 15
Positioning supporting plate 15 corresponding to being fixed on, so as to which membrane type abrasionproof be drained, tube panel 12 is spacing to be fixedly supported upon two positioning supporting plates 15
On, it is more convenient so to dismount membrane type abrasionproof drainage tube panel 12;
In the present embodiment, the side pipe end of every spiral finned tube 7 is welded and fixed with the phase of left support supporting plate 1, is another
Side pipe end from left to right successively activity through all intermediate supports supporting plate 3 and right support supporting plate 2 and not with intermediate supports support
Plate 3 and the phase of right support supporting plate 2 are welded and fixed, and can so prevent spiral finned tube 7 in heat transfer process because itself expands with heat and contract with cold
And be damaged, substantially increase the safety in utilization of equipment;
In the present embodiment, it is provided with the bottom of square water inlet header 10 and communicates therewith and carry discharging water for discharging valve 19
Pipe 20, the bleeder pipe 22 communicated therewith and with vent valve 21 is provided with the top of square water outlet header 11, so by putting
Water pipe 20 and bleeder pipe 22 can freely adjust the pressure in snakelike heat exchange tube road;
In the present embodiment, the import per road snakelike heat exchange tube road is collected by a water inlet straight tube 23 and square water inlet respectively
Case 10 is connected, and is parallel to each other between each straight tube 10 of intaking, and can so ensure that the flow velocity of each snakelike heat exchange tube road reclaimed water is balanced;
In the present embodiment, the outlet per road snakelike heat exchange tube road is connected by a water outlet straight tube 24 with square water outlet header 11 respectively
It is logical, it is parallel to each other between each water outlet straight tube 11, so may further ensure that the flow velocity of each snakelike heat exchange tube road reclaimed water is balanced;
In the present embodiment, an alignment pin 25 is provided with the top left and right ends of the every entablature 4 of frame,
The bottom left and right ends of the every sill 5 of frame are provided with determines for the docking insertion of corresponding alignment pin 25 on entablature 4
Position seat 26, docked by the cooperation of alignment pin 25 and positioning seat 26, it is possible to achieve the quick stacking peace of any amount heat-exchanger rig
Dress, combination installation are more convenient;In the present embodiment, the boatswain chair 27 for lifting is additionally provided with left and right sides of frame, so
Carrying and installation heat-exchanger rig is more convenient;In the present embodiment, it is provided with all intermediate supports supporting plates 3 will pass through pair
The spacing press strip 28 being fixed on the intermediate supports supporting plate of the spiral finned tube 7 of intermediate supports supporting plate is answered, can so improve and set
Standby stability and security;
In actual applications, when the membrane type abrasionproof drainage tube panel 12 of heat-exchanger rig needs to carry out more in use for some time
When changing, first by membrane type abrasionproof that the needs are changed drain tube panel both sides corresponding to L-shaped latch 18 be rotated up to galianconism leaving pair
The limit card slot 17 answered, then two L-shaped latches 18 are outwards transferred to again, can now carry out membrane type abrasionproof drainage tube panel more
Change, after to be replaced, then by the long-armed spacing hole reinserted on corresponding fixed block 16 of two L-shaped latches 18 and will be short
Arm is caught in downwards the limit card slot 17 of corresponding positioning supporting plate 15 front end, and so as to which membrane type abrasionproof be drained, tube panel is again spacing to be fixed on
On corresponding two positioning supporting plate 15, by aforesaid operations, that is, the replacing to membrane type abrasionproof drainage tube panel is completed, is changed extremely
It is convenient, substantially increase maintenance efficiency;
The utility model has the advantages that:(1)Using the parallel arrangement of multilayer multi-pipeline, heat exchange effect is substantially increased
Rate, to the good cooling effect of flue gas, so as to substantially increase the efficiency of dust collection of electric cleaner;(2)Pass through membrane type abrasionproof drainage tube
Screen, the direct erosive wear corrosion spiral finned tube of the flue gas in flue can be effectively prevented, spiral finned tube is effectively protected, enters
And effectively extend the service life of heat-exchanger rig;(3)It is relatively only that the fin of all spiral finned tubes is collectively forming several columns
It is vertical it is tortuous cross cigarette channel, all membrane type abrasionproofs drainage tube panels are collectively forming the relatively independent fume inlet passage of some rows, so when
Originally unordered flue gas after fume inlet passage and complications cross cigarette channel by that can become orderly successively in flue, and now cigarette
Gas velocity degree also can step-down, not only contribute to heat exchange of the spiral finned tube to flue gas, and the dedusting of electric cleaner can also be improved
Desulfuration efficiency;(4)The fin of each spiral finned tube can strengthen the less turbulence of flue gas, improve flow of flue gas situation, Jin Erqiang
Change heat exchange, improve heat transfer coefficient;And after the tortuous passage of the fin self-assembling formation of each spiral finned tube, not only make heat exchange
Device is not easy dust stratification and contamination, and can substantially reduce flue gas resistance, makes the space of heat-exchanger rig extremely compact, and then more significantly
Reduction exhaust gas temperature, after flue-gas temperature reduces, exhaust gas volumn accordingly declines, electric precipitation field gas velocity reduce, be advantageous to PM2.5
The trapping of fine solid particle, and can efficiently traps SO3 while the efficiency of dust collection of electric cleaner is greatly improved, and ensures coal-fired electricity
Factory meets low emission requirement, and effectively reduces SO3 discharges.
Claims (9)
- A kind of 1. spiral finned tube heat-exchanger rig utilized for Large Copacity fume afterheat, it is characterised in that:Including by some flat The frame that support supporting plate, entablature, sill and the oblique beam of between-line spacing and column distribution form, on the support supporting plate of frame altogether If the same heat exchange straight tube group for being supported with dried layer and presenting lower uniform intervals arrangement, every layer of heat exchange straight tube group are put down by some in time interval The spiral finned tube composition of row arrangement, arranged per adjacent two layers between the spiral finned tube of heat exchange straight tube group in front and rear parallel misalignment Row, make all spiral finned tubes fin be collectively forming it is some it is relatively independent it is tortuous cross cigarette channels, in every layer of heat exchange straight tube group Spiral finned tube pass through that some heat exchange bend pipes are end to end two-by-two to form the snakelike heat exchange tubes of at least two-way independent parallel Road, the import on all snakelike heat exchange tube roads are connected with square water inlet header simultaneously, and the outlet on all snakelike heat exchange tube roads is simultaneously It is connected with square water outlet header, the straight tube group that exchanged heat at every layer, which is met, to be respectively arranged with a row and can just block this in the frame of cigarette side The membrane type abrasionproof drainage tube panel in cigarette face is met in layer heat exchange straight tube group positioned at first spiral finned tube for meeting cigarette side, membrane type is often arranged and prevents Mill drainage tube panel is welded by some abrasionproof drainage tubes parallel with spiral finned tube and band steel, and all membrane type abrasionproofs draw Flow tube screen is collectively forming the relatively independent fume inlet passage of some rows.
- 2. a kind of spiral finned tube heat-exchanger rig utilized for Large Copacity fume afterheat according to claim 1, it is special Sign is:Often arrange membrane type abrasionproof drainage tube panel to be removably installed in frame by fixed mechanism respectively, the fixed mechanism Structure be:Including two positioning supporting plates, it is provided with to place in membrane type abrasionproof drainage tube panel on each positioning supporting plate The locating groove of abrasionproof drainage tube pipe end, supporting plate is symmetrical is mounted on two supporting brackets being oppositely arranged for two positioning In the opposed inner walls of plate, it is corresponding by the way that the both sides pipe end of its abrasionproof drainage tube is respectively placed in into homonymy that membrane type abrasionproof drains tube panel Shelve and be supported on two positioning supporting plates in corresponding locating groove on positioning supporting plate, before and after each position at the top of supporting plate Both ends are respectively arranged with a fixed block, and spacing hole is provided with all fixed blocks, in the front end point of each positioning supporting plate Limit card slot is not provided with, a L-shaped latch, every L-shaped latch are also respectively provided with the both sides of membrane type abrasionproof drainage tube panel The long-armed all fixed blocks sequentially passed through on homonymy positioning supporting plate on spacing hole after, the galianconism of the L-shaped latch just can be with It is caught in downwards in the limit card slot of corresponding positioning supporting plate front end, membrane type abrasionproof is drained to the both sides pipe end of abrasionproof drainage tube in tube panel Spacing to be fixed on corresponding positioning supporting plate, so as to which membrane type abrasionproof be drained, tube panel is spacing to be fixedly supported upon on two positioning supporting plates.
- 3. a kind of spiral finned tube heat-exchanger rig utilized for Large Copacity fume afterheat according to claim 1, it is special Sign is:The side pipe end of every spiral finned tube is mutually welded and fixed with the support supporting plate of the leftmost side, opposite side pipe end is by a left side It is not welded and fixed with any support supporting plate to right activity successively through all support supporting plates and mutually.
- A kind of 4. spiral finned tube heat exchange dress utilized for Large Copacity fume afterheat according to claim 1 or 2 or 3 Put, it is characterised in that:It is square water inlet header bottom be provided with communicate therewith and with discharging valve adjutage, it is square go out The top of water header is provided with the bleeder pipe communicated therewith and with vent valve.
- A kind of 5. spiral finned tube heat exchange dress utilized for Large Copacity fume afterheat according to claim 1 or 2 or 3 Put, it is characterised in that:Spiral finned tube in every layer of heat exchange straight tube group is end to end and formation two-by-two by some heat exchange bend pipes The snakelike heat exchange tube road of three road independent parallels, per road snakelike heat exchange tube road import respectively by one water inlet straight tube with it is square enter Water header is connected, and is parallel to each other between each straight tube of intaking.
- A kind of 6. spiral finned tube heat exchange dress utilized for Large Copacity fume afterheat according to claim 1 or 2 or 3 Put, it is characterised in that:Spiral finned tube in every layer of heat exchange straight tube group is end to end and formation two-by-two by some heat exchange bend pipes The snakelike heat exchange tube road of three road independent parallels, per road snakelike heat exchange tube road outlet respectively by a water outlet straight tube with it is square go out Water header is connected, and is parallel to each other between each water outlet straight tube.
- A kind of 7. spiral finned tube heat exchange dress utilized for Large Copacity fume afterheat according to claim 1 or 2 or 3 Put, it is characterised in that:An alignment pin is provided with the top left and right ends of every entablature of frame, at every of frame The bottom left and right ends of sill are provided with the positioning seat for the corresponding alignment pin docking insertion on entablature.
- A kind of 8. spiral finned tube heat exchange dress utilized for Large Copacity fume afterheat according to claim 1 or 2 or 3 Put, it is characterised in that:The boatswain chair for lifting is additionally provided with left and right sides of frame.
- A kind of 9. spiral finned tube heat exchange dress utilized for Large Copacity fume afterheat according to claim 1 or 2 or 3 Put, it is characterised in that:It is provided with all support supporting plates in addition to the support supporting plate of two blocks of the left and right sides this will be passed through Support the spacing press strip being fixed on the support supporting plate of spiral finned tube of supporting plate.
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CN201720524514.6U CN206787349U (en) | 2017-05-12 | 2017-05-12 | A kind of spiral finned tube heat-exchanger rig utilized for Large Copacity fume afterheat |
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CN201720524514.6U CN206787349U (en) | 2017-05-12 | 2017-05-12 | A kind of spiral finned tube heat-exchanger rig utilized for Large Copacity fume afterheat |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107062956A (en) * | 2017-05-12 | 2017-08-18 | 江苏龙净节能科技有限公司 | A kind of spiral finned tube heat-exchanger rig utilized for Large Copacity fume afterheat |
RU2687669C1 (en) * | 2018-05-30 | 2019-05-15 | Федеральное государственное бюджетное образовательное учреждение высшего образования "Воронежский государственный технический университет" | Spiral heat exchanger |
-
2017
- 2017-05-12 CN CN201720524514.6U patent/CN206787349U/en not_active Expired - Fee Related
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107062956A (en) * | 2017-05-12 | 2017-08-18 | 江苏龙净节能科技有限公司 | A kind of spiral finned tube heat-exchanger rig utilized for Large Copacity fume afterheat |
RU2687669C1 (en) * | 2018-05-30 | 2019-05-15 | Федеральное государственное бюджетное образовательное учреждение высшего образования "Воронежский государственный технический университет" | Spiral heat exchanger |
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