CN207395499U - Heat-exchanger rig and with its water cooling smelting furnace - Google Patents
Heat-exchanger rig and with its water cooling smelting furnace Download PDFInfo
- Publication number
- CN207395499U CN207395499U CN201721370632.2U CN201721370632U CN207395499U CN 207395499 U CN207395499 U CN 207395499U CN 201721370632 U CN201721370632 U CN 201721370632U CN 207395499 U CN207395499 U CN 207395499U
- Authority
- CN
- China
- Prior art keywords
- heat
- exchanging piece
- heat exchanging
- flue
- water
- 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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P10/00—Technologies related to metal processing
- Y02P10/25—Process efficiency
Abstract
The utility model discloses a kind of heat-exchanger rig and with its water cooling smelting furnace, wherein, heat-exchanger rig includes：Flue, heat exchanging piece, water inlet pipe and outlet pipe, flue is used to connect smelting furnace and dust collection device, discharge flue is defined in flue, the both ends of flue have the smoke inlet and exhanst gas outlet connected with discharge flue, heat exchanging piece is located in discharge flue, and each heat exchanging piece is respectively provided with inlet and outlet, and water inlet pipe connects the water inlet of heat exchanging piece, drainpipe connects the water outlet of heat exchanging piece, and cooling water is entered by water inlet pipe after heat exchanging piece is exchanged heat is discharged by drainpipe.Heat-exchanger rig according to the present utility model, the heat absorbed when current pass through heat exchanging piece in flue is embodied as flue gas cool-down, current and flue gas are spaced apart trickling, subsequent processing device normal work will not be influenced because of steam is mingled in flue gas, and the current in heat exchanging piece will not be influenced be subject to flue gas, and the current of drainpipe discharge can be continuing with.
Description
Technical field
The utility model belongs to technical field of heat exchange devices, and in particular, to a kind of heat-exchanger rig and with its water cooling
Smelting furnace.
Background technology
Dilute oxygen combustion technology is in the application process of Copper making technique, and the temperature of flue gas is higher, in order to prevent high-temperature flue gas
Subsequent process equipment is damaged, it is necessary to carry out cooling processing to flue gas, the cooling treating method in correlation technique is generally divided into spray
Mist cools down and converts two kinds of air cooling, and for misting cooling, water consumption is larger, and it is easily hardened that flue gas is mingled with current, can be to rear
Continuous processing equipment has a negative impact, and for converting air cooling, adds the flow of flue gas stream, can undoubtedly increase follow-up
The work load of processing equipment, adds energy consumption, and misting cooling and converts air cooling and can not recycle thermal energy.
Utility model content
The utility model is intended at least solve one of technical problem in the prior art.
For this purpose, the utility model proposes a kind of heat-exchanger rigs, the heat-exchanger rig good effect of heat exchange, cooling down water circulation makes
With, and will not have a negative impact to the subsequent processing device of flue gas.
The utility model also proposes a kind of water cooling smelting furnace with above-mentioned heat-exchanger rig.
According to the heat-exchanger rig of the utility model first aspect, including：Flue, heat exchanging piece, water inlet pipe and outlet pipe, it is described
Flue defines discharge flue, the both ends of the flue have and the discharge flue for connecting smelting furnace in the flue
The smoke inlet and exhanst gas outlet of connection, the heat exchanging piece are located in the discharge flue, and each heat exchanging piece is respectively provided with
Inlet and outlet, the water inlet pipe connect the water inlet of the heat exchanging piece, and the drainpipe connects going out for the heat exchanging piece
The mouth of a river, cooling water is entered by the water inlet pipe after heat exchanging piece is exchanged heat is discharged by the drainpipe.
Heat-exchanger rig according to the present utility model is heat exchanging piece by setting heat exchanging piece in flue, and using water inlet pipe
It is heat exchanging piece draining to supply water using outlet pipe, and the heat absorbed when current pass through heat exchanging piece in flue is embodied as flue gas cool-down,
During this, current and flue gas are spaced apart trickling, therefore current will not cause flue gas other adverse effects, will not be because of flue gas
In be mingled with steam and influence subsequent processing device normal work, and the current in heat exchanging piece will not be influenced be subject to flue gas, row
The current of water pipe discharge can be continuing with, and be conducive to using water wisely, furthermore, the hot water in drainpipe can also realize returning for heat
It receives, is conducive to promote energy utilization rate.
According to the heat-exchanger rig of the utility model one embodiment, each heat exchanging piece includes a heat exchanger tube or every
A heat exchanging piece includes multiple spaced apart heat exchanger tubes, and the both ends of each heat exchanger tube are respectively communicated with water inlet pipe and water outlet
Pipe is realized the cooling of flue gas using heat exchanger tube connection current, can eliminate influencing each other for current and flue gas.
Optionally, the heat exchanger tube is 09CrCuSb compo pipes, is conducive to extend the service life of heat exchanger tube.
It is equipped with according to the heat-exchanger rig of the utility model one embodiment, in the discharge flue multiple along its axially spaced-apart
The heat exchanging piece of arrangement, by setting multiple heat exchanging pieces that can promote the heat exchange efficiency of heat-exchanger rig, according to maximum flue gas heat
Capacity determines heat exchanging piece size or quantity, it is ensured that outlet smoke temperature is needed not higher than technique.
According to the heat-exchanger rig of the utility model one embodiment, the heat-exchanger rig further includes：Distribution header, described point
Be located at the water inlet end of the heat exchanging piece with header, and the distribution header connects the water inlet pipe and the heat exchanging piece, using point
It supplies water with header for the water inlet end of heat exchanging piece, simple in structure, it is convenient to supply water.
Optionally, the heat-exchanger rig further includes：Header, the header are located at the water outlet of the heat exchanging piece
End, and the header connects the heat exchanging piece and the drainpipe.
Further, the flue is externally provided with blow-off pipe, the blow-off pipe connection distribution header and/or described collects
Header, for discharging the distribution header and the dirt in the header.
According to the heat-exchanger rig of the utility model one embodiment, the heat-exchanger rig further includes：For preventing described change
The fixing rotary soot blower of accumulated soot on warmware, it is logical that the fixing rotary soot blower is rotatably installed in the smoke evacuation
In road, and the fixing rotary soot blower is arranged adjacent to the heat exchanging piece, prevents a large amount of Soot accumulations from being influenced in heat exchanging piece
The heat transfer effect of heat exchanging piece.
According to the heat-exchanger rig of the utility model one embodiment, the water inlet pipe is equipped with electric control valve, the row
Water pipe is equipped with the first temperature detector, first temperature detector and the electric control valve respectively with controller communication,
When the temperature that first temperature detector detects reaches predetermined temperature, the controller controls the electric control valve to open
Degree increase.Thus, it is possible to promote the degree of automation of heat-exchanger rig.
According to the heat-exchanger rig of the utility model one embodiment, the maximum heat exchange amount of the heat exchanging piece is not less than the smelting
The maximum flue gas heat of furnace prevents the flue-gas temperature caused by the heat-exchanger rig heat exchange amount deficiency at heat exchanger exit from rising, protects
Follow-up fume treatment auxiliary is protected to damage from high-temperature flue gas.
According to the heat-exchanger rig of the utility model one embodiment, the flue is equipped at least one fire door, the stove
Door is movable between an open position and a closed, and door opened to close flexibly, good leak tightness facilitates people that can pass in and out, thus
It can be provided for the installation and maintenance of heat exchanging piece conveniently.
According to the water cooling smelting furnace of the utility model second aspect, including the heat-exchanger rig according to above-described embodiment and
Cooling circulation water tank, the cooling circulation water tank are respectively communicated with the water inlet pipe of the heat-exchanger rig and the outlet pipe.
The additional aspect and advantage of the utility model will be set forth in part in the description, partly will be from following description
In become apparent or recognized by the practice of the utility model.
Description of the drawings
The above-mentioned and/or additional aspect and advantage of the utility model will in the description from combination accompanying drawings below to embodiment
Become apparent and be readily appreciated that, wherein：
Fig. 1 is the structure diagram according to the heat-exchanger rig of the utility model embodiment.
Reference numeral：
100：Heat-exchanger rig
10：Flue；11：Discharge flue；12：Fire door；
20：Heat exchanging piece；
30：Water inlet pipe；31：Electric control valve；
40：Drainpipe；41：First temperature detector；
50：Distribute header；51：Blow-off pipe；
60：Header；
70：Fixing rotary soot blower.
Specific embodiment
The embodiment of the utility model is described below in detail, the example of the embodiment is shown in the drawings, wherein from beginning
Same or similar element is represented to same or similar label eventually or there is same or like element.Below by ginseng
The embodiment for examining attached drawing description is exemplary, and is only used for explaining the utility model, and it is not intended that the utility model
Limitation.
In the description of the utility model, it is to be understood that term " thickness ", " on ", " under ", " top ", " bottom " " interior ",
The orientation or position relationship of the instructions such as " outer ", " axial direction ", " radial direction ", " circumferential direction " are to be closed based on orientation shown in the drawings or position
System is for only for ease of description the utility model and simplifies description rather than instruction or imply that signified device or element are necessary
With specific orientation, with specific azimuth configuration and operation, therefore it is not intended that limitation to the utility model.In addition,
Define " first ", one or more this feature can be expressed or be implicitly included to the feature of " second ".In this practicality
In new description, unless otherwise indicated, " multiple " are meant that two or more.
, it is necessary to which explanation, unless otherwise clearly defined and limited, term " are pacified in the description of the utility model
Dress ", " connected ", " connection " should be interpreted broadly, for example, it may be being fixedly connected or being detachably connected or integrally
Connection；Can be mechanical connection or electrical connection；It can be directly connected, can also be indirectly connected by intermediary,
It can be the connection inside two elements.For the ordinary skill in the art, can above-mentioned art be understood with concrete condition
Concrete meaning of the language in the utility model.
It is described below with reference to Fig. 1 according to the water cooling smelting furnace of the utility model embodiment and heat recovery smelting furnace.
According to the water cooling smelting furnace of the utility model one embodiment, including：Smelting furnace (not shown), oxygen-eliminating device (do not show
Go out), fume treatment auxiliary (not shown), heat-exchanger rig 100 and cooling circulation water tank (not shown), in smelting furnace burning smelt gold
Belong to, the flue gas that burning generates in smelting furnace enters fume treatment auxiliary by the cooling effect of heat-exchanger rig 100, and fume treatment is set
Smoke pollution air is prevented for processing is carried out to flue gas, wherein, heat-exchanger rig 100 connects cooling circulation water tank, cooling circulating water
Case provides cold water for heat-exchanger rig 100, and the hot water discharged in heat-exchanger rig enters back into cooling circulation water tank and cooled down.
According to the heat recovery smelting furnace of another embodiment of the utility model, including：Smelting furnace, oxygen-eliminating device, at flue gas
Equipment and heat-exchanger rig 100 are managed, burn metal smelting in smelting furnace, and the flue gas that burning generates in smelting furnace passes through heat-exchanger rig
100 cooling enters fume treatment auxiliary, and fume treatment auxiliary carries out flue gas to handle dust-proof denitration process, prevents smoke pollution
Air, wherein, oxygen-eliminating device has flow inlet and water export, and heat-exchanger rig 100 connects the flow inlet of oxygen-eliminating device, oxygen-eliminating device
Heat the water to 100 DEG C or more using steam, can so remove water oxygen ion, such water adds in boiler, avoid boiler by
Oxonium ion corrodes, so, into oxygen-eliminating device after the water heating of heat-exchanger rig 100, oxygen-eliminating device steam consumption can be reduced, that is, is reduced
Energy consumption, the water export of oxygen-eliminating device connect boiler, and the hot water discharged in heat-exchanger rig 100 enters oxygen-eliminating device and heated for oxygen-eliminating device,
Thus oxygen-eliminating device thermal energy consumption is reduced using the heat in flue gas..
First, the heat-exchanger rig 100 according to the utility model embodiment is described with reference to the drawings.
As shown in Figure 1, according to the heat-exchanger rig 100 of the utility model embodiment, including：Flue 10, heat exchanging piece 20, water inlet
Pipe 30 and drainpipe 40.
Discharge flue 11 is limited in flue 10,10 both ends of flue form the smoke inlet and flue gas of connection discharge flue 11
Outlet, smoke inlet connection smelting furnace, exhanst gas outlet connection fume treatment auxiliary, heat exchanging piece 20 be located in discharge flue 11 and with
The internal face connection of flue 10, wherein, heat exchanging piece 20 is either one or more, and each heat exchanging piece 20 is respectively provided with into water
Mouth and water outlet, water inlet connection water inlet pipe 30, water outlet communicated drainage pipe 40, water inlet pipe 30 supply water for heat exchanging piece 20, then
Current in heat exchanging piece 20 are discharged by drainpipe 40, and the heat in heat exchanging piece 20 is taken away in the current flow process in heat exchanging piece 20
Amount, so as to reduce the temperature of flue gas in discharge flue 11.
As a result, according to the heat-exchanger rig 100 of the utility model embodiment, by setting heat exchanging piece 20 in flue 10, and
Using water inlet pipe 30 be that heat exchanging piece 20 supplies water using drainpipe 40 it is 20 draining of heat exchanging piece, current are by absorbing cigarette during heat exchanging piece 20
Heat in road 10 is embodied as flue gas cool-down, and in the process, current and flue gas are spaced apart flowing, therefore current will not be to flue gas
Other adverse effects are caused, subsequent processing device normal work, and heat exchanging piece will not be influenced because of steam is mingled in flue gas
Current in 20 will not be influenced be subject to flue gas, and the current that drainpipe 40 is discharged can be continuing with, and be conducive to using water wisely, then
Person, the hot water in drainpipe 40 can also realize the recycling of heat, be conducive to promote energy utilization rate.
According to the water cooling smelting furnace of the utility model embodiment, by using the heat-exchanger rig 100 of above-described embodiment, not only
The temperature of flue gas is effectively reduced, fume treatment auxiliary is prevented to be damaged, and reduces the consumption of current.
According to the heat recovery smelting furnace of the utility model embodiment, by using the heat-exchanger rig 100 of above-described embodiment,
The temperature of flue gas is not only effectively reduced, fume treatment auxiliary is prevented to be damaged, and can realize the recycling of flue gas heat,
Improve energy utilization rate.
Below with reference to Fig. 1 descriptions according to some specific embodiments of the heat-exchanger rig 100 of the utility model embodiment.
As shown in Figure 1, one embodiment according to the present utility model, each heat exchanging piece 20 includes a heat exchanger tube or every
A heat exchanging piece 20 includes multiple spaced apart heat exchanger tubes, that is, each heat exchanging piece 20 can include a heat exchanger tube, also may be used
To include multiple heat exchanger tubes, multiple heat exchanger tubes are arranged spaced apart, and the both ends of each heat exchanging piece 20 connect 30 He of water inlet pipe respectively
Drainpipe 40, multiple heat exchanger tubes can also be end to end successively and be connected.
Heat when current pass through heat exchanger tube as a result, on absorption heat-exchange pipe, temperature when high-temperature flue gas contacts low-temperature heat exchange pipe
It reduces, by setting multiple heat exchanger tubes that can increase the contact area of heat exchanger tube and flue gas, and then promotes the heat exchange of heat exchanging piece 20
Amount.
Wherein, the both ends of each heat exchanger tube are respectively communicated with water inlet pipe 30 and drainpipe 40, and the hydraulic pressure at water inlet pipe 30 is higher than
Hydraulic pressure at drainpipe 40, what is entered in heat exchanger tube is the low temperature current in water inlet pipe 30 always, the high temperature water flow in heat exchanger tube
Also it can be flowed out by drainpipe 40, thus, it is possible to realize the natural flowing of current, and can farthest ensured as early as possible
Current are in relatively low state of temperature in heat exchanger tube.
Heat exchanger tube is located in discharge flue 11 and along flue gas circulating direction and the evenly distributed arrangement of horizontal direction, and flue gas is horizontal
It washes away, the heat exchange that may advantageously facilitate as a result, in 11 Section Space of discharge flue is uniform, prevents heat exchanger tube accumulation from flue gas being caused to cool down
It is uneven.
Optionally, heat exchanger tube is 09CrCuSb compo pipes, due to containing a certain amount of titanium dioxide in flue gas in smelting process
Sulphur etc. has corrosive gas, has low-temperature corrosion effect to common steel tube, flue gas can be prevented using 09CrCuSb compo pipes
Erosion damage heat exchanger tube is conducive to extend the usage time of heat exchanger tube.
As shown in Figure 1, in certain embodiments, multiple heat exchanging pieces 20, multiple heat exchanging pieces are equipped in discharge flue 11
20 is arranged spaced apart successively along the axial direction of discharge flue 11, as described in Figure 1, in the present embodiment, three is equipped in discharge flue 11
A heat exchanging piece 20 is equipped with multiple heat exchanger tubes in each heat exchanging piece 20.
On the one hand, by setting multiple heat exchanging pieces 20 that can further increase along its heat-transfer surface between heat exchanging piece 20
Product, the heat exchange amount with ensureing heat exchanging piece 20 match with flue gas thermal capacity, prevent flue-gas temperature is excessively high from high-temperature flue gas being caused to enter
Fume treatment auxiliary, on the other hand, the smoke behavior that different phase generates in smelting furnace are different, for example, copper it is concise there are three when
Phase, the i.e. heat of oxidation, reduction period and soak, wherein heat of oxidation exhaust gas volumn are maximum, temperature also highest, reduction period and soak flue gas
The smaller and temperature of amount is relatively low, and different number is worked or control according to the period control various heat exchange part 20 that smelting furnace is different
Heat exchanging piece 20 works, and the working condition of heat-exchanger rig 100 is adjusted while flue gas cool-down is realized.
As shown in Figure 1, one embodiment according to the present utility model, heat-exchanger rig 100 further includes：It distributes header 50 and converges
Collecting header 60, distribution header 50 is located at the water inlet end of heat exchanging piece 20, and distributes header 50 and connect water inlet pipe 30 and heat exchanging piece 20, into
Into the heat exchanger tube of heat exchanging piece 20, header 60 is located at heat exchanging piece 20 for distribution after current in water pipe 30 enter distribution header 50
Water outlet, and header 60 connects heat exchanging piece 20 and drainpipe 40, and the current in heat exchanger tube collect into header 60
Then discharged by drainpipe 40.
Specifically, heat exchanging piece 20 includes one or more heat exchanger tubes, and the both ends of multiple heat exchanger tubes are respectively communicated with distribution
Header 50 and header 60, on the one hand, eliminate multiple heat exchanger tubes and connect between same water inlet pipe 30 or drainpipe 40
Trouble connects heat exchanger tube and provides a convenient for water inlet pipe 30 and drainpipe 40, and on the other hand, distribution header 50 distributes current, prevents
Only temperature difference caused by various heat exchange pipe uneven water flow distribution, and can prevent because indivedual heat exchanger tube non-water flows are by lasting liter
Damage caused by temperature, and the circumferentially extending along chimney meatus transmitting smoke passage 11 of heat exchanger tube, outer peripheral edge and the flue 10 of heat exchanger tube
There is certain gap, that is to say, that the diameter of heat exchanger tube outer profile is less than the diameter of discharge flue 11, thus between internal perisporium
Flue gas can be promoted uniformly to be cooled down in the section of discharge flue 11, prevented because side wall surface of the heat exchanger tube apart from flue 10 is apart from mistake
The small cooling effect for influencing flue gas.
Wherein, the number of heat exchanger tube selects in heat exchanging piece 20, according to flue gas flow rate, heat exchange in-pipe flow in discharge flue 11
The cooperation of the area of speed and each heat exchanger tube obtains, in summary some, the reasonable composition number of definite heat exchanger tube.
As shown in Figure 1, in the present embodiment, flue 10 is externally provided with blow-off pipe 51, the connection of blow-off pipe 51 distribution header 50 and/
Or header 60, that is to say, that blow-off pipe 51 can be located in distribution header 50, can also be located on header 60,
Can a blow-off pipe 51 be respectively set in distribution header 50 and header 60, for discharging distribution header 50 and header
Dirt in 60.
By setting blow-off pipe 51 in distribution header 50 and header 60, and utilize the corresponding header of the discharge of blow-off pipe 51
In dirt, not only facilitate to equipment carry out regular maintenance, also can be convenient for maintenance of equipment when discharge water rapidly, improve work efficiency.
As shown in Figure 1, one embodiment according to the present utility model, heat-exchanger rig 100 further includes：Fixing rotary soot blowing
Device 70, fixing rotary soot blower 70 are mounted in discharge flue 11, for preventing accumulated soot in heat exchanging piece 20, and also it is fixed
Rotary soot blower 70 is arranged adjacent to heat exchanging piece 20.
By setting fixing rotary soot blower 70 in discharge flue 11, fixing rotary soot blower 70 is mounted on smoke evacuation
In interior sidewall surface in passage 11,70 both ends of fixing rotary soot blower be equipped with supporting rack and can axial-rotation, fixing rotary
Soot blower 70 is equipped with blowing pipe (being not shown) blowing pipe one end and accesses compressed air, and 360 ° of rotations of blowing pipe are driven by motor,
Multiple apertures are arranged on blowing pipe, the air of high pressure blows off dust stratification outside heat exchanging piece pipe, a side by the high-speed flow that aperture is discharged
Face prevents the outside wall surface of heat exchanger tube from accumulating the heat exchange efficiency between flue dust influence heat exchanger tube and flue gas, on the other hand prevents flue dust
Erosion damage heat exchanger tube.
As shown in Figure 1, in the present embodiment, water inlet pipe 30 is equipped with electric control valve 31, electric control valve 31 passes through control
The break-make control of water inlet pipe 30 processed adjusts 20 water supply of heat exchanger tube, and 11 internal drainage pipe 40 of discharge flue is examined equipped with the first temperature
Device 41 is surveyed, the first temperature detector 41 is used to detect the temperature of current in drainpipe 40, the first temperature detector 41 and electric adjustable
Save valve 31 respectively with controller communication.
Controller detects the temperature of water outlet current in drainpipe 40 by the first temperature detector 41 as a result, and according to water
The flow of the temperature adjustment water inlet current of stream, if for example, water outlet water flow temperature is relatively low, can be opened by reducing electric control valve 31
Degree,, can be by increasing 31 aperture of electric control valve, to increase feedwater if the temperature of water outlet current is higher to reduce confluent
Amount can not only reduce current consumption on the premise of flue gas cooling is ensured, be conducive to using water wisely.
One embodiment according to the present utility model, the maximum heat exchange amount of heat exchanging piece disclosure satisfy that the flue gas most high fever of boiler
Load, that is to say, that when heat-exchanger rig 100 is in maximum heat exchange amount state, when can meet any in discharge flue 11
The requirement of phase heat exchanging.
As shown in Figure 1, being set in discharge flue 11 there are three heat exchanging piece 20, exchange heat effect when three heat exchanging pieces 20 work at the same time
Rate highest, during smelting furnace metal smelting, the temperature of different smelting time exhaust gas volumns and flue gas is different, under normal circumstances, metal
Smelting includes：The heat of oxidation, reduction period and soak three phases, wherein reduction period exhaust gas volumn are maximum, temperature also highest, other phases
Exhaust gas volumn is smaller and temperature is relatively low, exchange when being in reduction period in boiler thermal 100 heat exchange amount require it is maximum, at this time
The heat exchange amount that three heat exchanging pieces 20 work at the same time should meet technique needs.
One specific embodiment of the heat-exchanger rig 100 according to the utility model embodiment is described with reference to the accompanying drawings.
As shown in Figure 1, according to the heat-exchanger rig 100 of the utility model one embodiment, including：Flue 10, heat exchanging piece 20,
Water inlet pipe 30, drainpipe 40, distribution header 50, header 60 and fixing rotary soot blower 70, the row of defining in flue 10
Cigarette channel 11, and flue 10 is equipped with the fire door 12 of connection discharge flue 11, heat exchanging piece 20 is located in discharge flue 11, and is exchanged heat
The both ends of part 20 are respectively communicated with distribution header 50 and header 60, and distribution header 50 connects water inlet pipe 30, and header 60 connects
Logical drainpipe 40, fixing rotary soot blower 70 are located in heat exchanging piece 20 to remove or reduce accumulated soot in heat exchanging piece 20.
Heat exchanging piece 20 includes one or more heat exchanger tubes, and the both ends of multiple heat exchanger tubes are respectively communicated with distribution header 50 and collect
Header 60, current are assigned in each heat exchanger tube by distributing header 50, are then outflow together to from heat exchanger tube in header 60
It is discharged by drainpipe 40, wherein, heat exchanger tube uses 09CrCuSb compo pipes, and drainpipe 40 is equipped with the first temperature detector
41, if water outlet water flow temperature is relatively low, it can suitably reduce water inlet water flow, it, should be appropriate if the temperature of water outlet current is higher
Increase the flow of water inlet current.
According to other compositions of the heat-exchanger rig 100 of the utility model embodiment and operate for ordinary skill
All it is known for personnel, is not detailed herein.
In the description of this specification, reference term " one embodiment ", " some embodiments ", " illustrative examples ",
The description of " example ", " specific example " or " some examples " etc. means to combine specific features, the knot that the embodiment or example describe
Structure, material or feature are contained at least one embodiment or example of the utility model.In the present specification, to above-mentioned art
The schematic representation of language may not refer to the same embodiment or example.Moreover, description specific features, structure, material or
Person's feature can in an appropriate manner combine in any one or more embodiments or example.
While there has been shown and described that the embodiment of the utility model, it will be understood by those skilled in the art that：
In the case where not departing from the principle and objective of the utility model can these embodiments be carried out with a variety of variations, modification, replaced
And modification, the scope of the utility model are limited by claim and its equivalent.
Claims (12)
1. a kind of heat-exchanger rig, which is characterized in that including：
For connecting the flue of smelting furnace, discharge flue is defined in the flue, the both ends of the flue have and the row
The smoke inlet and exhanst gas outlet of cigarette channel connection；
At least one heat exchanging piece, the heat exchanging piece are located in the discharge flue, and each heat exchanging piece is respectively provided with water inlet
And water outlet；
Water inlet pipe and drainpipe, the water inlet pipe connect the water inlet of the heat exchanging piece, and the drainpipe connects the heat exchanging piece
Water outlet, cooling water is entered by the water inlet pipe after heat exchanging piece is exchanged heat is discharged by the drainpipe.
2. heat-exchanger rig according to claim 1, which is characterized in that each heat exchanging piece includes a heat exchanger tube；Or
Each heat exchanging piece includes multiple spaced apart heat exchanger tubes, and the both ends of each heat exchanger tube are respectively communicated with water inlet pipe and go out
Water pipe.
3. heat-exchanger rig according to claim 2, which is characterized in that the heat exchanger tube is 09CrCuSb compo pipes.
4. heat-exchanger rig according to claim 1, which is characterized in that be equipped in the discharge flue multiple along between its axial direction
Every the heat exchanging piece of arrangement.
5. heat-exchanger rig according to claim 1, which is characterized in that further include：
Header is distributed, the distribution header is located at the water inlet end of the heat exchanging piece, and the distribution header connects the water inlet pipe
With the heat exchanging piece.
6. heat-exchanger rig according to claim 5, which is characterized in that further include：
Header, the header is located at the water outlet of the heat exchanging piece, and the header connects the heat exchanging piece
With the drainpipe.
7. heat-exchanger rig according to claim 6, which is characterized in that the flue is externally provided with blow-off pipe, the blow-off pipe
The distribution header and/or the header are connected, for discharging the distribution header and the dirt in the header.
8. heat-exchanger rig according to claim 1, which is characterized in that further include：For preventing from gathering in the heat exchanging piece
The fixing rotary soot blower of cigarette ash, the fixing rotary soot blower is rotatably installed in the discharge flue, and institute
Fixing rotary soot blower is stated to arrange adjacent to the heat exchanging piece.
9. heat-exchanger rig according to claim 1, which is characterized in that the water inlet pipe is equipped with electric control valve, described
Drainpipe is equipped with the first temperature detector, and first temperature detector leads to the electric control valve with controller respectively
News, when the temperature that first temperature detector detects reaches predetermined temperature, the controller controls the motorized adjustment
Valve opening increases.
10. according to claim 1-9 any one of them heat-exchanger rigs, which is characterized in that the maximum heat exchange amount of the heat exchanging piece
It disclosure satisfy that the flue gas highest thermic load of the boiler.
11. according to claim 1-9 any one of them heat-exchanger rigs, which is characterized in that the flue is equipped at least one
Fire door, the fire door are movable between an open position and a closed.
12. a kind of water cooling smelting furnace, which is characterized in that including：
According to claim 1-11 any one of them heat-exchanger rigs；
Cooling circulation water tank, the cooling circulation water tank are respectively communicated with the water inlet pipe of the heat-exchanger rig and the water outlet
Pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721370632.2U CN207395499U (en) | 2017-10-23 | 2017-10-23 | Heat-exchanger rig and with its water cooling smelting furnace |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721370632.2U CN207395499U (en) | 2017-10-23 | 2017-10-23 | Heat-exchanger rig and with its water cooling smelting furnace |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207395499U true CN207395499U (en) | 2018-05-22 |
Family
ID=62329443
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721370632.2U Active CN207395499U (en) | 2017-10-23 | 2017-10-23 | Heat-exchanger rig and with its water cooling smelting furnace |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207395499U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109696057A (en) * | 2017-10-23 | 2019-04-30 | 中国瑞林工程技术有限公司 | Heat-exchanger rig and water cooling smelting furnace with it |
-
2017
- 2017-10-23 CN CN201721370632.2U patent/CN207395499U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109696057A (en) * | 2017-10-23 | 2019-04-30 | 中国瑞林工程技术有限公司 | Heat-exchanger rig and water cooling smelting furnace with it |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101570807B (en) | Steel converter coal gas purification and waste heat recycling system | |
| CN100500886C (en) | Novel technique for comprehensive utilization of continuous strip annealing furnace flue gas exhaust heat and device thereof | |
| CN105570956B (en) | A kind of residual heat from boiler fume circulating heat supply system | |
| CN101261008B (en) | Liquid phase intermediate medium heat exchanging type heat exchanger | |
| CN201411468Y (en) | Converter gas purification and afterheat recovery system for steelmaking | |
| CN207395499U (en) | Heat-exchanger rig and with its water cooling smelting furnace | |
| CN210568552U (en) | Boiler energy-saving and flue gas whitening system | |
| CN108149002B (en) | Continuous annealing preheating and waste heat recovery system and flexible control method thereof | |
| CN204756887U (en) | High -efficient hot media water system of circulating fluidized bed boiler | |
| CN205279139U (en) | System for cascade utilization is synthesized to thermal power generation's backheat, waste heat | |
| CN204943445U (en) | For reclaiming the system of coal steam-electric plant smoke waste heat and raising flue gas dust collection efficiency | |
| CN104110820A (en) | Method and device for solar energy hot water and boiler waste heat recovery coupling gradient utilization | |
| CN206073125U (en) | A kind of Direct Air-Cooled tower waste heat circulation system | |
| CN214582558U (en) | Smoke cooling waste heat utilization and dust removal device for submerged arc furnace | |
| CN104567476A (en) | Plate type air preheating device with adjusting function | |
| CN104501397A (en) | Membrane water-wall compound return water condensing type natural gas hot water boiler | |
| CN212319770U (en) | Air heater operation potential safety hazard elimination system | |
| CN104359223B (en) | System and method using exhaust steam in steam turbine as steam air heater of utility boiler thermal medium | |
| CN109696057A (en) | Heat-exchanger rig and water cooling smelting furnace with it | |
| CN113251434A (en) | Subcritical boiler multi-target collaborative optimization air preheater anti-blocking system | |
| CN106225005A (en) | A kind of Direct Air-Cooled tower waste heat circulation system | |
| CN206846763U (en) | A kind of modified flue gas cooling and dust pelletizing system | |
| CN101995166A (en) | Metallurgical furnace dedusting waste heat recovery machine and method | |
| CN204717729U (en) | CFBB deslagging bootstrap system | |
| CN104404217A (en) | Quenching furnace smoke outlet heat energy recovery system of mesh heating furnace production line |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |