CN206974254U - A kind of heat exchanger suitable for high cloud of dust gas - Google Patents
A kind of heat exchanger suitable for high cloud of dust gas Download PDFInfo
- Publication number
- CN206974254U CN206974254U CN201720940897.5U CN201720940897U CN206974254U CN 206974254 U CN206974254 U CN 206974254U CN 201720940897 U CN201720940897 U CN 201720940897U CN 206974254 U CN206974254 U CN 206974254U
- Authority
- CN
- China
- Prior art keywords
- heat exchange
- deashing
- upper box
- ash discharge
- discharge case
- 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
Landscapes
- Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
Abstract
It the utility model is related to technical field of heat exchange equipment, more particularly to a kind of heat exchanger suitable for high cloud of dust gas, including support frame, gas approach and exhanst gas outlet, horizontal series are provided with N number of module heat exchange unit in the support frame, between gas approach and exhanst gas outlet, the module heat exchange unit includes upper box and lower box, and the upper box includes heat exchange grid and deashing device；The lower box includes cooling blower and ash discharge case, ash discharge case is located among upper box bottom, and ash discharge case inside upper box with connecting, cooling blower is symmetrically fixedly installed on the both sides of ash discharge case, and cooling air is delivered to heat exchange grid gap from upper box bottom and completes heat exchange by discharge at the top of upper box by cooling blower；Heat exchanger of the present utility model suitable for high cloud of dust gas, air resistance coefficient is low, contact deashing, no deashing dead angle, module type heat exchanger design, module can be individually replaced after damage, adaptability for working condition is more preferable according to Operating condition adjustment heat exchange area.
Description
Technical field
It the utility model is related to technical field of heat exchange equipment, and in particular to a kind of heat exchanger suitable for high cloud of dust gas.
Background technology
At present, it is domestic to be for metallurgical, the high dirt flue gas heat-exchange unit of power industry：Vertical structure；Iron chains swings back and forth
With heat exchange element crash shock deashing；Flue gas vertical downward movement, deashing mechanism horizontal motion；Equipment is integral type, rotten
It should not be changed after erosion；Cooling blower is horizontally disposed, cooling wind levels flowing；Cooling blower VFC；
Shortcoming is as follows：
1st, vertical structure-air-flow is in u fonts, and equipment resistance is higher in 500-700 pas, flue dust sedimentation rate；
2nd, deashing-block slag can only be removed is shaken, plate face sealing factor is increasing；
3rd, flue gas flow direction-deashing has dead angle and expansion trend is presented, and finally needs to shut down deashing；
4th, equipment integral type-heat exchange area is non-adjustable, and adaptability for working condition is poor；
5th, cooling blower-cooling wind levels motion is not big using hot-air rising characteristic, power consumption；
6th, fan frequency conversion controls-needed variable-frequency motor and frequency converter, increases cost.
Utility model content
The defects of goal of the invention of the present utility model is to overcome described in above-mentioned background technology, so as to realize that one kind is changed
Hot area can be adjusted flexibly, cost is relatively low, deashing is without dead angle, the small heat exchange suitable for high cloud of dust gas for saving the energy of power consumption
Device.
For achieving the above object, the technical solution of the utility model is：A kind of heat exchanger suitable for high cloud of dust gas,
Including support frame, gas approach and exhanst gas outlet, in the support frame, horizontal series between gas approach and exhanst gas outlet
N number of module heat exchange unit is provided with, N value is at least 1, and high-temperature high dust flue gas enters from gas approach, through module heat exchange unit
Flue gas flows out from exhanst gas outlet after cooling；The module heat exchange unit includes upper box and lower box, and the upper box includes changing
Hot grid and deashing device, described heat exchange grid are to leave gap between the metallic plate of one group of longitudinal arrangement and plate；Deashing device includes
Hydraulic push rod, deashing connecting rod and deashing scraper plate, the hydraulic push rod are fixedly installed at the top of upper box, the deashing scraper plate distribution
In the gap of heat exchange grid, the deashing scraper plate that deashing interlinking lever end is set directly contacts with heat exchange grid, and the hydraulic push rod passes through
Deashing connecting rod drives deashing scraper plate to do up-and-down movement along heat exchange grid gap；The lower box includes cooling blower and ash discharge
Case, ash discharge case are located among upper box bottom, and are connected inside ash discharge case and upper box, the symmetrical row of being fixedly installed on of cooling blower
Cooling air is delivered to heat exchange grid gap from upper box bottom and by having been discharged at the top of upper box by the both sides of ash bin, cooling blower
Into heat exchange；Periodic cleaning after the flue dust collecting storage that ash discharge case settles deashing drag flight descaling.
As optimal technical scheme of the present utility model, the distance between adjacent metal sheets of the heat exchange grid for 40mm ~
80mm。
As optimal technical scheme of the present utility model, the quantity at least two of the cooling blower, and on ash discharge
Case, which is divided equally, to be symmetrical arranged, and is controlled with more Fans instead of fan frequency conversion, control is simpler.
As optimal technical scheme of the present utility model, it has been arranged in series between the gas approach and module heat exchange unit
Maintenance door；Maintenance door has been arranged in series between the exhanst gas outlet and module heat exchange unit.
The beneficial effect of heat exchanger of the present utility model suitable for high cloud of dust gas：
1. the heat exchanger of the present utility model suitable for high cloud of dust gas, flue gas flow direction and sectional area do not change, windage drop
Extremely minimum, flue dust settling amount is identical with pipeline.
2. the heat exchanger of the present utility model suitable for high cloud of dust gas, contact deashing, heat-exchanging component surface smut amount pole
Low, sealing factor keeps stable with design load；Deashing device moves vertically, and dust stratification can only sink downwards under gravity, nothing
Deashing dead angle, deashing are more thorough.
3. the heat exchanger of the present utility model suitable for high cloud of dust gas, in support frame, gas approach and exhanst gas outlet it
Between horizontal series be provided with multiple module heat exchange units, module type heat exchanger design can be according to Operating condition adjustment heat exchange area, after damage
Module can be individually replaced, adaptability for working condition is more preferable.
4. the heat exchanger of the present utility model suitable for high cloud of dust gas, cooling blower is arranged with heat exchange grid through type, is utilized
Hot-air lifting principle is so that energy consumption is lower, and is controlled using more Fans instead of existing fan frequency conversion, and cost is more
Add cheap.
Brief description of the drawings
Fig. 1 is the structural representation of the heat exchanger of the present utility model suitable for high cloud of dust gas；
Fig. 2 is the structural representation of the module heat exchange unit of the heat exchanger of the present utility model suitable for high cloud of dust gas；
Fig. 3 is the structural representation inside Fig. 2 module heat exchange unit left view.
In figure：1- support frames, 2- gas approach, 3- exhanst gas outlets, 4- module heat exchange units, 411- heat exchange grid, 412-
Deashing device, 421- hydraulic push rods, 422- deashing connecting rods, 423- deashing scraper plates, 431- cooling blowers, 432- ash discharge casees, 5- inspections
Repair door.
Embodiment
Below in conjunction with the accompanying drawings and by specific embodiment to the heat exchanger of the present utility model suitable for high cloud of dust gas
Do more detailed description.
In description of the present utility model, it is to be understood that term " on ", " under ", "front", "rear", "left", "right",
The orientation or position relationship of the instruction such as " top ", " bottom ", " interior ", " outer " are based on orientation shown in the drawings or position relationship, are only
Described for the ease of description the utility model and simplifying, rather than instruction or imply signified device or element must have it is specific
Orientation, with specific azimuth configuration and operation, therefore it is not intended that to limitation of the present utility model.
Embodiment 1：
Heat exchanger of the present utility model suitable for high cloud of dust gas, including support frame 1, gas approach 2 and exhanst gas outlet
3, horizontal series are provided with 3 module heat exchange units 4, high temperature in the support frame 1, between gas approach 2 and exhanst gas outlet 3
High cloud of dust gas enters from gas approach 2, and flue gas flows out from exhanst gas outlet 3 after the cooling of module heat exchange unit 4；The module heat exchange
Unit 4 includes upper box and lower box, and the upper box includes heat exchange grid 411 and deashing device 412, described heat exchange grid 411
The distance between gap, the adjacent metal sheets of the heat exchange grid 411 is left between metallic plate and plate for one group of longitudinal arrangement is
50mm；Deashing device 412 includes hydraulic push rod 421, deashing connecting rod 422 and deashing scraper plate 423, and the hydraulic push rod 421 is fixed
It is arranged at the top of upper box, the deashing scraper plate 423 is distributed in the gap of heat exchange grid 411, the end set of deashing connecting rod 422
Deashing scraper plate 423 directly contacts with heat exchange grid 411, and the hydraulic push rod 421 drives deashing scraper plate 423 by deashing connecting rod 422
Up-and-down movement is done along heat exchange grid 411 gap；The lower box includes cooling blower 431 and ash discharge case 432, ash discharge case 432
Among upper box bottom, and ash discharge case 432, with being connected inside upper box, cooling blower 431 is symmetrically fixedly installed on ash discharge
Cooling air is delivered to the heat exchange gap of grid 411 and by upper box top by the both sides of case 432, cooling blower 431 from upper box bottom
Heat exchange is completed in portion's discharge；Ash discharge case 432 by deashing scraper plate 423 clear up sedimentation flue dust collecting storage after periodic cleaning.
The quantity of the cooling blower 431 is two, and divides equally on ash discharge case 432 and be symmetrical arranged；The gas approach 2
Maintenance door 5 has been arranged in series between module heat exchange unit 4；It is arranged in series between the exhanst gas outlet 3 and module heat exchange unit 4
There is maintenance door 5.
The schematical embodiment of the utility model is the foregoing is only, is not limited to model of the present utility model
Enclose, any those skilled in the art on the premise of the utility model design and principle is not departed from the equivalent variations made and
Modification, the scope of the utility model protection all should be belonged to.
Claims (4)
1. a kind of heat exchanger suitable for high cloud of dust gas, including support frame, gas approach and exhanst gas outlet, it is characterised in that：
Horizontal series are provided with N number of module heat exchange unit in the support frame, between gas approach and exhanst gas outlet, and N value is at least
For 1；The module heat exchange unit includes upper box and lower box, and the upper box includes heat exchange grid and deashing device, described
Heat exchange grid are to leave gap between the metallic plate of one group of longitudinal arrangement and plate；Deashing device includes hydraulic push rod, deashing connecting rod and clear
Grey scraper plate, the hydraulic push rod are fixedly installed at the top of upper box, and the deashing scraper plate is distributed in the gap of heat exchange grid, deashing
The deashing scraper plate that interlinking lever end is set directly contacts with heat exchange grid, and the hydraulic push rod drives deashing scraper plate edge by deashing connecting rod
Do up-and-down movement in heat exchange grid gap；The lower box includes cooling blower and ash discharge case, and ash discharge case is located at upper box bottom
Centre, and being connected inside ash discharge case and upper box, cooling blower are symmetrically fixedly installed on the both sides of ash discharge case, and cooling blower is from upper
Cooling air is delivered to heat exchange grid gap and completes heat exchange by discharge at the top of upper box by bottom half；Ash discharge case is by deashing scraper plate
Periodic cleaning after the flue dust collecting storage of cleaning sedimentation.
2. the heat exchanger according to claim 1 suitable for high cloud of dust gas, it is characterised in that：The adjacent gold of the heat exchange grid
It is 40mm ~ 80mm to belong to the distance between plate.
3. the heat exchanger according to claim 1 suitable for high cloud of dust gas, it is characterised in that：The quantity of the cooling blower
At least two, and divide equally on ash discharge case and be symmetrical arranged.
4. the heat exchanger suitable for high cloud of dust gas according to claim 1 ~ 3 any one claim, it is characterised in that：
Maintenance door has been arranged in series between the gas approach and module heat exchange unit；Between the exhanst gas outlet and module heat exchange unit
It has been arranged in series maintenance door.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720940897.5U CN206974254U (en) | 2017-07-31 | 2017-07-31 | A kind of heat exchanger suitable for high cloud of dust gas |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720940897.5U CN206974254U (en) | 2017-07-31 | 2017-07-31 | A kind of heat exchanger suitable for high cloud of dust gas |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206974254U true CN206974254U (en) | 2018-02-06 |
Family
ID=61397788
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720940897.5U Active CN206974254U (en) | 2017-07-31 | 2017-07-31 | A kind of heat exchanger suitable for high cloud of dust gas |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206974254U (en) |
-
2017
- 2017-07-31 CN CN201720940897.5U patent/CN206974254U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN208707162U (en) | A kind of energy-saving rain-proof power distribution cabinet | |
| CN104874234B (en) | Roasting flue gas heat recovery and dust suppression system of zinc oxide production device | |
| CN105720502A (en) | Enclosed clean and efficient cooling power cabinet | |
| CN205509319U (en) | Airtight dustless high -efficient heat dissipation power cabinet | |
| CN206974254U (en) | A kind of heat exchanger suitable for high cloud of dust gas | |
| CN113899220B (en) | Magnesium slag waste heat utilization system | |
| CN101598324B (en) | Corner tube boiler adopting uniform scouring convection tube bundle | |
| CN103090717A (en) | Multistage gas heat exchange deduster | |
| CN207050484U (en) | Multifunctional cupola gas cooler | |
| CN204699521U (en) | Zinc-oxide production apparatus baking flue gas receives hot dust falling system | |
| CN102032797B (en) | Enhanced heat exchange device for sinter of circular cooler | |
| CN107525088A (en) | A kind of deashing device and operation method for the low low-level (stack-gas) economizer of thermal power plant | |
| CN212199120U (en) | Put out a dust collector of stove futilely | |
| CN203162933U (en) | High-sulfur coal circulating fluidized bed boiler | |
| CN215261229U (en) | Waste heat recovery device for solid particles | |
| CN206408161U (en) | A kind of Semi-coke cooling device and cooling system | |
| CN101403572B (en) | Air cooling platform supporting and surroundings wind field inducing integrated apparatus | |
| CN207095339U (en) | A kind of high temperature modification powder heat exchanger | |
| CN106969630B (en) | Vertical fluidized bed of alumina roasting furnace and powder flow cooling method | |
| CN102721308A (en) | Phase-change heat exchanger with dust self-blowing function | |
| CN207815303U (en) | CFB Slag cooling structure | |
| CN201540034U (en) | High-temperature material gas ultra-fast injection cooling unit | |
| CN113819767B (en) | Device for pre-cooling crude flue gas and collecting flue gas dust | |
| CN204514075U (en) | A kind of mechanical cooler for argon oxygen decarburization refining stove dust pelletizing system | |
| CN203083069U (en) | Downslope type natural ventilator |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |