CN209558399U - A kind of plate type preheater metal and glass composite apparatus - Google Patents
A kind of plate type preheater metal and glass composite apparatus Download PDFInfo
- Publication number
- CN209558399U CN209558399U CN201920084167.9U CN201920084167U CN209558399U CN 209558399 U CN209558399 U CN 209558399U CN 201920084167 U CN201920084167 U CN 201920084167U CN 209558399 U CN209558399 U CN 209558399U
- Authority
- CN
- China
- Prior art keywords
- temperature region
- flue gas
- low
- ultra
- heat exchange
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Classifications
-
- 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
Landscapes
- Air Supply (AREA)
Abstract
A kind of plate type preheater metal and glass composite apparatus, it preheats in production process, flue gas enters after smoke inlet laterally across in the logical flue gas slot of high-temperature region heat exchange module group, simultaneously, air enters air intake and passes sequentially through high-temperature region downwards, low-temperature space, the ventilation slot of the heat exchange module group of ultra-low temperature region heat exchange module group is simultaneously to the flue gas cool-down at interval, flue gas cool-down is to 100 DEG C or less in the heat exchange module group of ultra-low temperature region, while flue gas cool-down condenses, the silicon boron glass surface of soot dust granule object attachment ultra-low temperature region heat exchange module group in flue gas, the smooth surface of the impact flow silicon boron glass of flue gas, the soot dust granule object for adhering to silicon boron glass smooth surface, which falls off, is discharged exhanst gas outlet by the flowing of flue gas.The utility model is applied in the extension heat recovery of various heating furnaces, has heat transfer property high, can reduce dew point corrosion, and structure is simple, using flexible, is suitble to popularity application.
Description
Technical field
The utility model relates to the pre-heating technique of air preheater, especially a kind of plate type preheater metal and glass are compound
Device.
Background technique
Currently, air preheater is used to recycle the thermal efficiency that waste heat of flue gas of heating furnace improves heating furnace.Air preheater can
To be divided into high-temperature region, low-temperature space and ultra-low temperature region, high-temperature region and low-temperature space according to flue gas dew point temperature and material corrosion resistant degree of corrosion
Separation is 180 DEG C to 200 DEG C, and low-temperature space and ultra-low temperature region separation are 120 DEG C to 150 DEG C.Due to high-temperature region, low-temperature space and
The heat exchange module group of ultra-low temperature region is that metal material is made, and the flue gas cool-down to circulate in the ultra-low temperature region of air preheater is cold
During solidifying, it is easy to condense liquefaction deposition on the heat exchange element surface of compact placement because of cooling condensation, plate type air is pre-
On the continuous adherency wooden partition of soot dust granule object in cycles in hot device, black dirt, which thickens, causes the flue of plate air preheater stifled
The problem of radiating condition variation temperature increases service life reduction in preheater is filled in, causes heat exchanger fin underdeposit corrosion and then cause, in view of
Above-mentioned reason proposes a kind of plate type preheater metal and glass composite apparatus.
Utility model content
The purpose of this utility model is to overcome existing air preheaters due to high-temperature region, low-temperature space and ultra-low temperature region
When for metal material, in the flue gas cool-down condensation process that circulates in the ultra-low temperature region of air preheater, it is easy to because of cooling
It condenses and condenses liquefaction deposition on the heat exchange element surface of compact placement, the soot dust granule object Zhou Erfu in plate air preheater
Begin continuous adherency wooden partition on, black dirt thicken cause the flue blockage of plate air preheater, cause heat exchanger fin underdeposit corrosion into
And cause the problem of radiating condition variation temperature increases service life reduction in preheater, by reasonably designing, propose a kind of board-like
Preheater metal and glass composite apparatus, high-temperature region, low-temperature space and the ultra-low temperature region difference of the air preheater of the utility model
Using high-temperature steel plate, metal casting, glass are combination heat transfer plate.Ultra-low temperature region using board-like silicon boron glass heat exchange module group into
The installation of row modularization, the processing is simple, low cost, good seal performance, can reduce the cigarette of dew point corrosion and plate air preheater
Road blocking, corrosion-resistant easy rinse maintenance.It can be improved production efficiency, extend preheater service life and using effect.
The utility model to achieve the goals above, adopts the following technical scheme that a kind of plate type preheater metal and glass
Set composite is by high-temperature region, low-temperature space, ultra-low temperature region, air intake, air outlet slit, smoke inlet, exhanst gas outlet, air
Row's mouth under mouth, air is arranged under exit passageway, exhaust gases passes sealing plate, side closure plate, ventilation slot, logical flue gas slot, flue gas to constitute；It is board-like
Preheater combines from top to down to be set gradually as high-temperature region, low-temperature space, ultra-low temperature region, high-temperature region, low-temperature space, ultra-low temperature region it is upper
Setting closing braced frame between lower；It is respectively equipped with heat exchange module group in the same direction in closing braced frame, the material of heat exchange module is
It examines and steps on that steel plate, carbon steel sheet, stainless steel plate are one such, the material of the heat exchange module of low-temperature space is that cast-iron alloy is pure, ultralow temperature
The material of the heat exchange module in area is silicon boron glass；Heat exchange module is set as the cavity of lateral direction penetrating, the cavity setting of lateral direction penetrating
To lead to flue gas slot, high-temperature region, low-temperature space are set as divulging information in ultra-low temperature region between adjacent two pieces of heat exchange modules of heat exchange module group
Slot, high-temperature region, low-temperature space, ultra-low temperature region heat exchange module group ventilation slot upper and lower opening be in the same direction perforation setting, ultra-low temperature region heat exchange
The lower mouth of module group is set as arranging mouth under air；Air intake, ultra-low temperature region is arranged in the closing braced frame upper oral part of high-temperature region
Closing braced frame infraoral be arranged air outlet passage, air outlet passage side be arranged air outlet slit；
High-temperature region, low-temperature space, ultra-low temperature region closing braced frame two sides be symmetrical arranged side closure plate, high-temperature region, low temperature
Area, ultra-low temperature region the symmetrical mouth in closing braced frame both ends exhaust gases passes sealing plate is respectively set；The flue gas of high-temperature region one end is logical
Smoke inlet is arranged in road sealing plate top, and exhanst gas outlet is arranged in the exhaust gases passes sealing plate lower part of the ultra-low temperature region other end；Smoke inlet
It is set as flue gas cavity with the exhaust gases passes sealing plate of corresponding one end, smoke inlet, which corresponds to, reserves cigarette in the closing braced frame of one end
Mouth is arranged under gas, the flue gas cavity of the perforation of the both ends Pai Kou high-temperature region and low-temperature space under flue gas；Mouth is arranged under flue gas corresponds to one end low-temperature space
It is reserved in the closing braced frame of lower section under flue gas and arranges mouth, the both ends Pai Kou perforation low-temperature space and the flue gas of ultra-low temperature region are empty under flue gas
Exhanst gas outlet is arranged in the exhaust gases passes sealing plate lower part of chamber, ultra-low temperature region outlet end；Smoke inlet is to the high temperature between exhanst gas outlet
Area, low-temperature space, the air-flow of flue gas is set as the flue gas cavity of S type between ultra-low temperature region.
Process flow: in preheating production process, flue gas enters after smoke inlet laterally across high-temperature region heat exchange module group
In logical flue gas slot, flue gas is by leading to behind flue gas slot outlet end the heat exchange module group for entering row's mouth under flue gas and being downwardly into low-temperature space
In logical flue gas slot, flue gas is by leading to behind flue gas slot outlet end the heat exchange module group for entering row's mouth under flue gas and being downwardly into ultra-low temperature region
Logical flue gas slot in, flue gas is discharged by leading to the exhanst gas outlet of flue gas slot outlet end, and flue gas is by smoke inlet to exhanst gas outlet
Between the airflow channel of S-shaped is formed with the logical flue gas slot of high-temperature region, low-temperature space, ultra-low temperature region heat exchange module group；
Meanwhile air enters that air intake passes sequentially through downwards high-temperature region, low-temperature space, ultra-low temperature region heat exchange module group are changed
The ventilation slot of thermal modules group, arrange under the air that air passes through the ventilation slot lower end of ultra-low temperature region enter after mouth air outlet passage by
Air outlet slit discharge；Air enter air intake pass sequentially through downwards high-temperature region, low-temperature space, ultra-low temperature region heat exchange module group it is same
When to the flue gas cool-down at interval, when flue gas enters ultra-low temperature region heat exchange module group, flue gas cool-down in the heat exchange module group of ultra-low temperature region
To 100 DEG C or less.
Flue gas cool-down is to after 100 DEG C or less in the heat exchange module group of ultra-low temperature region, while flue gas cool-down condenses, in flue gas
Soot dust granule object adheres to the silicon boron glass surface of ultra-low temperature region heat exchange module group, the smooth table of the impact flow silicon boron glass of flue gas
Face, the soot dust granule object for adhering to silicon boron glass smooth surface, which falls off, is discharged exhanst gas outlet by the flowing of flue gas.
The utility model has the advantages that the utility model is widely used in the extension waste heat recycling benefit of various heating furnaces, hot-blast stove, boiler etc.
In, has heat transfer property high, can reduce the flue blockage of dew point corrosion and plate air preheater, structure is simple, effectively
Reduction manufacturing cost, compact, equipment is small using occupied area, using flexible, can be needed or user wants according to specific
The Combination Design for carrying out various shapes is sought, popularity application is suitble to.
It can reduce heat exchange module attachment by the smooth surface of the glass plate of ultra-low temperature region, solve preheater ultralow temperature
It the problem of easy dust stratification structure of the module group in area, blocking and underdeposit corrosion, realizes preheater long-period stable operation, works just
Under normal state.Using glass plate heat exchange module, the cast-iron alloy module instead of being located at ultralow temperature section agglomerates black dirt, due to glass plate
Corrosion resistance is strong, the smooth easy cleaning black dirt in surface, be anti-sulfide in flue gas condense to be formed dew point corrosion effective material it
One, it can effectively extend service life and the applying working condition of preheater low-temperature zone, extend preheater whole service life.
Can a part of heat exchange efficiency of output again, guarantee that preheater design surplus is bigger, use is more flexible.
Frame is nonmetallic materials, has good elasticity to carry out the destructiveness that absorbed glass plate expands with heat and contract with cold, and extends condensation
The service life of device.
Air preheater is mixed structure, and high-temperature region is stepped on steel plate, carbon steel sheet or stainless steel plate and be welded to connect by examining, and formation is changed
Thermal modules；Low-temperature space is mechanically connected by cast-iron alloy slate, forms heat exchange module；Ultra-low temperature region is mechanically connected by glass plate,
Form heat exchange module.
Plate is staggeredly connected with plate, is spaced air channel and flue gas air duct staggeredly and realizes heat exchange, does not gang up mutually, flow direction
It is in 90 °, using slate structure, because spacing is larger, it can be effectively reduced preheater air duct inlet pressure, anti-ash deposit and slag buildup,
Easy to clean.In addition ultra-low temperature region is exchanged heat using glass plate module, can effectively solve the problem that dust stratification structure will lead to metal sheet
Underdeposit corrosion and cleaning problem, and can be effectively reduced exhaust gas temperature to 100 DEG C hereinafter, increasing heat exchange efficiency, reduce preheating
Device overall weight.
Detailed description of the invention
The utility model is described in further detail with reference to the accompanying drawing:
Fig. 1 is general assembly structural schematic diagram；
Fig. 2 is the partial structural diagram of Fig. 1；
Fig. 1, in 2: high-temperature region 1, low-temperature space 2, ultra-low temperature region 3, air intake 4, air outlet slit 5, smoke inlet 6, flue gas
Mouth is arranged under outlet 7, air outlet passage 8, exhaust gases passes sealing plate 9, side closure plate 10, ventilation slot 11, logical flue gas slot 12, flue gas
13, mouth 14 is arranged under air.
Specific embodiment
The utility model is described in further detail with specific embodiment with reference to the accompanying drawing:
Plate type preheater combines from top to down to be set gradually as high-temperature region 1, low-temperature space 2, ultra-low temperature region 3, high-temperature region 1, low
Braced frame is closed in the setting in-between of warm area 2, ultra-low temperature region 3；It is respectively equipped with heat exchange module in the same direction in closing braced frame
Group, the material of heat exchange module are to examine to step on that steel plate, carbon steel sheet, stainless steel plate are one such, the material of the heat exchange module of low-temperature space 2
Pure for cast-iron alloy, the material of the heat exchange module of ultra-low temperature region 3 is silicon boron glass；Heat exchange module is set as the chamber of lateral direction penetrating
Body, the cavity of lateral direction penetrating are set as logical flue gas slot 12, and high-temperature region 1, low-temperature space 2, heat exchange module group is adjacent in ultra-low temperature region 3
It is set as ventilation slot 11 between two pieces of heat exchange modules, high-temperature region 1, low-temperature space 2,3 heat exchange module group ventilation slot 11 of ultra-low temperature region
Upper and lower opening is perforation setting in the same direction, and the lower mouth of 3 heat exchange module group of ultra-low temperature region is set as arranging mouth 14 under air；The envelope of high-temperature region 1
Braced frame upper oral part setting air intake 4 is closed, air outlet passage 8 is arranged in the closing braced frame infraoral of ultra-low temperature region 3,
Air outlet slit 5 is arranged in 8 side of air outlet passage；
High-temperature region 1, low-temperature space 2, ultra-low temperature region 3 closing braced frame two sides be symmetrical arranged side closure plate 10, high-temperature region
1, low-temperature space 2, ultra-low temperature region 3 the symmetrical mouth in closing braced frame both ends exhaust gases passes sealing plate 9 is respectively set；High-temperature region 1 one
Smoke inlet 6 is arranged in 9 top of exhaust gases passes sealing plate at end, and flue gas is arranged in 9 lower part of exhaust gases passes sealing plate of 3 other end of ultra-low temperature region
Outlet 7；Smoke inlet 6 is set as flue gas cavity, the envelope of the corresponding one end of smoke inlet 6 with the exhaust gases passes sealing plate 9 of corresponding one end
It closes in braced frame to reserve and arranges mouth 13 under flue gas, the flue gas cavity of row 13 both ends of mouth perforation high-temperature region 1 and low-temperature space 2 under flue gas；
It arranges to reserve in the closing braced frame of corresponding 2 lower section of one end low-temperature space of mouth 13 under flue gas and arranges mouth 13 under flue gas, arrange mouth 13 under flue gas
Both ends penetrate through the flue gas cavity of low-temperature space 2 and ultra-low temperature region 3, and cigarette is arranged in 9 lower part of exhaust gases passes sealing plate of 3 outlet end of ultra-low temperature region
Gas outlet 7；Smoke inlet 6 between exhanst gas outlet 7 high-temperature region 1, low-temperature space 2, between ultra-low temperature region 3 flue gas air-flow setting
For the flue gas cavity of S type.
Claims (2)
1. a kind of plate type preheater metal and glass composite apparatus, be by: high-temperature region (1), low-temperature space (2), ultra-low temperature region (3),
Air intake (4), air outlet slit (5), smoke inlet (6), exhanst gas outlet (7), air outlet passage (8), exhaust gases passes sealing plate
(9), row mouth (14) under mouth (13), air is arranged under side closure plate (10), ventilation slot (11), logical flue gas slot (12), flue gas to constitute；Its
Be characterized in that: plate type preheater combines from top to down to be set gradually as high-temperature region (1), low-temperature space (2), ultra-low temperature region (3), high temperature
Braced frame is closed in the setting in-between in area (1), low-temperature space (2), ultra-low temperature region (3)；Distinguish in the same direction in closing braced frame
Equipped with heat exchange module group, the material of heat exchange module is to examine to step on that steel plate, carbon steel sheet, stainless steel plate are one such, low-temperature space (2)
The material of heat exchange module is that cast-iron alloy is pure, and the material of the heat exchange module of ultra-low temperature region (3) is silicon boron glass；Heat exchange module setting
For the cavity of lateral direction penetrating, the cavity of lateral direction penetrating is set as logical flue gas slot (12), high-temperature region (1), low-temperature space (2), ultralow temperature
It is set as ventilation slot (11) between adjacent two pieces of heat exchange modules of heat exchange module group in area (3), high-temperature region (1), low-temperature space (2),
The upper and lower opening of ultra-low temperature region (3) heat exchange module group ventilation slot (11) is perforation setting in the same direction, ultra-low temperature region (3) heat exchange module group
Lower mouth is set as arranging mouth (14) under air；Air intake (4) are arranged in the closing braced frame upper oral part of high-temperature region (1), ultralow temperature
Air outlet passage (8) are arranged in the closing braced frame infraoral in area (3), and air outlet slit is arranged in air outlet passage (8) side
(5)。
2. a kind of plate type preheater metal according to claim 1 and glass composite apparatus, it is characterised in that: high-temperature region
(1), low-temperature space (2), the closing braced frame two sides of ultra-low temperature region (3) are side closure plate (10) arranged symmetrically, high-temperature region (1), low
Warm area (2), ultra-low temperature region (3) the symmetrical mouth in closing braced frame both ends exhaust gases passes sealing plate (9) are respectively set；High-temperature region
(1) smoke inlet (6) are arranged in exhaust gases passes sealing plate (9) top of one end, the exhaust gases passes sealing plate of ultra-low temperature region (3) other end
(9) lower part setting exhanst gas outlet (7)；Smoke inlet (6) is set as flue gas cavity with the exhaust gases passes sealing plate (9) of corresponding one end,
It is reserved in the closing braced frame of the corresponding one end of smoke inlet (6) and arranges mouth (13) under flue gas, row mouth (13) both ends perforation under flue gas
The flue gas cavity of high-temperature region (1) and low-temperature space (2)；The closing support below mouth (13) corresponding one end low-temperature space (2) is arranged under flue gas
It is reserved on frame under flue gas and arranges mouth (13), the flue gas of row mouth (13) both ends perforation low-temperature space (2) and ultra-low temperature region (3) is empty under flue gas
Exhanst gas outlet (7) are arranged in exhaust gases passes sealing plate (9) lower part of chamber, ultra-low temperature region (3) outlet end；Smoke inlet (6) to flue gas goes out
The air-flow of flue gas is set as the flue gas cavity of S type between high-temperature region (1), low-temperature space (2), ultra-low temperature region (3) between mouth (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920084167.9U CN209558399U (en) | 2019-01-18 | 2019-01-18 | A kind of plate type preheater metal and glass composite apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920084167.9U CN209558399U (en) | 2019-01-18 | 2019-01-18 | A kind of plate type preheater metal and glass composite apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209558399U true CN209558399U (en) | 2019-10-29 |
Family
ID=68308215
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920084167.9U Active CN209558399U (en) | 2019-01-18 | 2019-01-18 | A kind of plate type preheater metal and glass composite apparatus |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209558399U (en) |
-
2019
- 2019-01-18 CN CN201920084167.9U patent/CN209558399U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| KR101200330B1 (en) | Evaporated Water Recovery and Plume Abatement Apparatus from the evaporated water vapor using Condensing Device and Method using the same | |
| CN201187948Y (en) | Wax-collecting apparatus arranged in a vacuum degreasing fritting furnace | |
| CN101191666B (en) | Condensing heat exchanger for gas water heater | |
| CN106979535A (en) | A kind of combined air air preheater with denitration function | |
| CN2784851Y (en) | Smoke tube type jet heat exchanger | |
| CN209558399U (en) | A kind of plate type preheater metal and glass composite apparatus | |
| CN109611883A (en) | A kind of anticorrosive drop dirt technique of plate type preheater metal and glass composite apparatus | |
| CN214172990U (en) | Waste heat utilization device of tunnel kiln | |
| CN200989662Y (en) | Condensation heat exchanger for gas water heater | |
| CN209279687U (en) | A kind of ferrosilicon mineral hot furnace waste heat exchanger | |
| CN202074556U (en) | Inserter combination type air preheater with same-temperature-difference jet flow at inlets and outlets of heat exchange tubes | |
| CN205748062U (en) | High temperature gas-gas heat exchanger | |
| CN201547958U (en) | Condensation type gas water heater with contraction section flue | |
| CN106834997A (en) | A kind of hot-dip galvanized steel strip produces residual heat using device | |
| CN103968491B (en) | One kind stays warm fresh air ventilator | |
| CN207831391U (en) | The automatic drop haze chimney of gas fired-boiler | |
| CN208124268U (en) | Novel direct contact heat exchange type normal-pressure hot-water boiler | |
| CN206974214U (en) | A kind of black reactor steam-type residual heat using device | |
| CN206919058U (en) | A kind of combined air air preheater with denitration function | |
| CN201173574Y (en) | Integral horizontal type machine burning hot-air stove | |
| CN109028542A (en) | Heat exchanger for heat pump unit and the fresh air preheating system containing the heat exchanger | |
| CN213421152U (en) | Power plant boiler heat recovery heat exchanger | |
| CN208090716U (en) | A kind of preposition accumulation of heat phase-change heat-exchange Combined air preheater | |
| CN219797979U (en) | Slag waste heat recycling mechanism | |
| CN1069125C (en) | Circulating hot-blast stove |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |