CN206887137U - A kind of blast furnace slag quenching water heat-exchanger rig of body structure - Google Patents
A kind of blast furnace slag quenching water heat-exchanger rig of body structure Download PDFInfo
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- CN206887137U CN206887137U CN201720553629.8U CN201720553629U CN206887137U CN 206887137 U CN206887137 U CN 206887137U CN 201720553629 U CN201720553629 U CN 201720553629U CN 206887137 U CN206887137 U CN 206887137U
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- secondary water
- flushing cinder
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P10/00—Technologies related to metal processing
- Y02P10/20—Recycling
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- 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 blast furnace slag quenching water heat-exchanger rig of body structure, including casing (1), dividing plate (2), flushing cinder water inlet (3), flushing cinder water out (4), secondary water inlet (5), secondary water out (6) and heat-exchanging tube bundle (11)；Casing (1) inner space is divided into serpentine flow path by dividing plate (2), heat-exchanging tube bundle (11) is internal along dividing plate (2) serpentine-like arrangement in casing (1), secondary water flows into heat-exchanging tube bundle (11) from secondary water inlet (5), thermal source washing slag water and secondary water counter-current flow, through heat-exchanging tube bundle (11) baffling, complete forced-convection heat transfer lifting and flowed out to required temperature from secondary water out (6).Utility model can replace conventional metals heat exchanger recovery blast furnace slag quenching water residual heat resources, can effectively prevent corrosion and scaling problem, improve equipment operation stability and economy.
Description
Technical field
It the utility model is related to a kind of heat-exchanger rig, and in particular to a kind of blast furnace slag quenching water heat-exchanger rig of body structure.
Background technology
The pig iron yield in China in 2016 reaches 7.01 hundred million tons, and the pig iron per ton produces the blast furnace slag of about 0.3-0.4 tons, through following
Ring water cooling slag per ton produces about 9-10 ton washing slag waters.Blast furnace slag quenching water mean temperature is at 70-90 DEG C or so, about 7,000,000,000 tons of flushing cinders
Water has a substantial amounts of cryogenic waste heat resource, but the features such as due to containing high alkalinity, high rigidity, floccule, is changed using traditional metal
There is the problems such as corrosion and scaling, block in hot device, cause afterheat utilizing system stability and economy poor.
Utility model content
The utility model is related to a kind of blast furnace slag quenching water heat-exchanger rig of body structure, it is desirable to provide it is a kind of it is rational in infrastructure,
Safe and reliable and efficient blast furnace slag quenching water heat exchange equipment.Utility model can replace conventional metals heat exchanger recovery blast furnace slag flushing
Water residual heat resources, corrosion and scaling problem can be effectively prevented, improve equipment operation stability and economy.
It the utility model is related to a kind of blast furnace slag quenching water heat-exchanger rig, it is characterised in that including casing, dividing plate, washing slag water
Import, flushing cinder water out, secondary water inlet, secondary water out and heat-exchanging tube bundle；Flushing cinder water inlet, washing slag water are provided with casing
Outlet, secondary water inlet and secondary water out；Dividing plate is arranged on box house, and housing interior volume is divided into serpentine flow by dividing plate
Road, heat-exchanging tube bundle are connected to secondary water inlet, heat exchanger tube in box house along the serpentine-like arrangement of dividing plate, the arrival end of heat-exchanging tube bundle
The port of export of beam is connected to secondary water out；Thermal source washing slag water enters casing from washing slag water inlet flow, the stream being divided into along dividing plate
Flowed out into snakelike flowing from offside flushing cinder water out in road；Secondary water from secondary water import flow into heat-exchanging tube bundle, thermal source washing slag water with
Secondary water counter-current flow, through heat-exchanging tube bundle baffling, complete forced-convection heat transfer lifting and flowed out to required temperature from secondary water out.
Wherein, secondary water inlet and secondary water out are all disposed within casing same side, and flushing cinder water inlet and washing slag water go out
Two adjacent sides of same side where mouthful being separately positioned on secondary water inlet, secondary water out, flushing cinder water inlet are located at
On one side in described two sides, flushing cinder water out is located on the opposite flank in described two sides, flushing cinder water inlet
Positioned at casing lower end, flushing cinder water out is located at casing upper end.
Wherein, in addition to top cover of box, described casing and top cover preferably use glass steel material, described top cover and case
Body is detachable design.Casing and top cover of box detachable connection.
Wherein, in addition to swash, air vent and spare interface, it is all disposed within top cover of box.
Wherein, described dividing plate is arranged at box house, plays guide functions to the thermal source washing slag water of washing slag water import, effectively
Increase and heat-exchanging tube bundle time of contact, strengthen convection heat transfer intensity；Heat-exchanging tube bundle fills along the snakelike arrangement in dividing plate direction with heat source water
Divide contact heat-exchanging, improve heat exchange efficiency.
Wherein, described flushing cinder water inlet is arranged in casing the same side, flushing cinder water out and secondary water with secondary water out
Import is arranged in casing opposite side, makes secondary water and thermal source washing slag water counter-current flow in heat-exchanging tube bundle, strengthens convection heat transfer intensity.
Wherein, in addition to sewage draining exit, sewage draining exit are preferably three, one of sewage outfalls setting casing one side,
The one side is same side with the side where secondary water inlet and secondary water out, and two other sewage outfalls setting is in casing
Another side on, another side is relative with the one side where a sewage draining exit；On the cross section of casing, described blowdown
Mouth is triangular in shape positioned opposite, is advantageous to each position blowdown of casing, effectively reduces casing dead angle sedimentation, and swash is arranged in
Top cover of box, coordinate with sewage draining exit and rinse casing deposit.
Wherein, described spare interface is arranged in top cover, is used as peep hole or for flushing cinder water inlet or washing slag water
Upside is changed to during the inconvenience of outlet port to pass in and out, or is imported and exported under the conditions of multi-heat source as heat source fluid.
Wherein, described air vent is arranged on top cover of box, is mainly used in being vented, and prevents box house superpressure.
Wherein, it is required it is temperature prioritised be 55 DEG C -60 DEG C；Wherein, described dividing plate is preferably provided at box house, three layers every
Casing is divided into four runners by plate, and heat-exchanging tube bundle extends pulp water and heat exchange along the runner that dividing plate is divided into snakelike arrangement
Time of contact is restrained, under tank-volumes rigid condition, increases heat exchange area, improves secondary water leaving water temperature, is effectively improved remaining
Heat recovery efficiency.
Wherein, described secondary water inlet, secondary water out are arranged in casing same side, respectively with heat-exchanging tube bundle both ends
Connection.
Wherein, the adjacent side in face, slag where described pulp water import, pulp water outlet are arranged in secondary water entrance
Water inlet is located at casing lower end, and pulp water outlet is located at casing upper end, and heat exchange casing can be made to be in full liquid status and run.
Wherein, described arrangement of sewage discharge outlets, close to tank floor, coordinates swash effectively to arrange in casing opposite sides face
Except casing each position silt and other sediment, extension device parallel-adder settle-out time and service life.
Wherein, described casing and top cover are glass steel material, can effectively prevent the corrosion and scaling of blast furnace slag quenching water from asking
Topic.Casing and top cover are equipped with hanger, for equipment installation and mobile lifting.
A kind of blast furnace slag quenching water heat-exchanger rig of body structure described in the utility model, casing and top cover are fiberglass
Material, it can effectively prevent that the insoluble matter such as silt is rotten in the scale problems and washing slag water of heat exchanger surface in blast furnace slag quenching water simultaneously
Corrosion problem.Different purposes interfaces, dividing plate are set in box house, side and top cover appropriate site, maximizes and improves waste heat time
The operation steady in a long-term of equipment is ensure that while rate of producing effects.
By the utility model, solve the problem of blast furnace slag quenching water heat exchange corrosion and scaling, gone back while high efficient heat exchanging
The stability of heat transmission equipment is significantly increased, greatly reduces maintenance and operating cost, is subtracted so as to reach iron and steel enterprise's energy-conservation
The purpose of row, there is good environmental benefit and economic benefit.
Brief description of the drawings
Fig. 1 is body structure top view；
Fig. 2 is body structure left view；
Fig. 3 is cap structure figure；
Fig. 4 is body structure right view.
Embodiment
As Figure 1-4, the blast furnace slag quenching water heat-exchanger rig of a kind of body structure, including casing 1, dividing plate 2, washing slag water enter
Mouth 3, flushing cinder water out 4, secondary water inlet 5, secondary water out 6, sewage draining exit 7, swash 8, air vent 9, spare interface 10.Every
Plate 2 is arranged on box house, and heat-exchanging tube bundle is connected to secondary water and entered respectively in box house along the serpentine-like arrangement of dividing plate, tube bank both sides
Mouth 5, secondary water out 6, flushing cinder water inlet 3, flushing cinder water out 4, secondary water inlet 5, secondary water out 6 are arranged on case-side
Face, sewage draining exit 7, swash 8, air vent 9, spare interface 10 are arranged on top cover of box.Glass steel material possesses certain pressure-resistant
Ability, and corrosion and scaling problem can be effectively prevented, improve equipment operation stability and economy.Other equipment can condition of normal pressure
Lower stable operation, it can also realize the condition operating modes such as open form operation.
As Figure 1-4, the blast furnace slag quenching water heat-exchanger rig of body structure, including casing 1, dividing plate 2, flushing cinder water inlet 3,
Flushing cinder water out 4, secondary water inlet 5, secondary water out 6 and heat-exchanging tube bundle 11；Flushing cinder water inlet 3, flushing cinder are provided with casing 1
Water out 4, secondary water inlet 5 and secondary water out 6；Dividing plate 2 is arranged on inside casing 1, and dividing plate 2 divides the inner space of casing 1
Serpentine flow path is cut into, heat-exchanging tube bundle 11 is connected to inside casing 1 along 2 serpentine-like arrangement of dividing plate, the arrival end of heat-exchanging tube bundle 11
Secondary water inlet 5, the port of export of heat-exchanging tube bundle 11 are connected to secondary water out 6；Thermal source washing slag water flows into case from flushing cinder water inlet 3
Body 1, along the runner that dividing plate 2 is divided into snakelike flowing, flowed out from offside flushing cinder water out 4；Secondary water is from secondary water inlet 5
Heat-exchanging tube bundle 11, thermal source washing slag water and secondary water counter-current flow are flowed into, through the baffling of heat-exchanging tube bundle 11, forced-convection heat transfer is completed and carries
Temperature needed for being raised to flows out from secondary water out 6.It is required it is temperature prioritised be 55 DEG C -60 DEG C.Described dividing plate 2 is arranged in casing
Portion, guide functions, effectively increase and the time of contact of heat-exchanging tube bundle 11 are risen to the thermal source washing slag water of washing slag water import 3, strengthen convection current
Heat transfer intensity；Heat-exchanging tube bundle 11, with the abundant contact heat-exchanging of heat source water, improves heat exchange efficiency along the snakelike arrangement in the direction of dividing plate 2.It is excellent
Casing is divided into four runners by choosing, three layers of dividing plate 2, and heat-exchanging tube bundle 11 prolongs along the runner that dividing plate 2 is divided into snakelike arrangement
Long pulp water and heat-exchanging tube bundle time of contact, under tank-volumes rigid condition, increase heat exchange area, improve secondary water and go out water temperature
Degree, effectively improves waste heat recovery efficiency.
It is preferred that 1 upper opening of cube structure of casing, its have above, below, the left side, the right side and bottom surface, secondary water
Import 5 and secondary water out 6 are all disposed within the same side of casing 1, are preferably placed on the left side shown in Fig. 1, the He of flushing cinder water inlet 3
Flushing cinder water out 4 be separately positioned on secondary water inlet 5, secondary water out 6 where adjacent two sides in same side, preferably
On the front and back shown in Fig. 1；Flushing cinder water inlet 3 is preferably placed at shown in Fig. 1 on the one side of two sides
On above；Flushing cinder water out 4 is located on the opposite flank of described two sides, is preferably placed at behind shown in Fig. 1；Washing slag water
Import 3 is located at the lower end of casing 1, and flushing cinder water out 4 is located at the upper end of casing 1, as shown in Figure 2.
Wherein, the blast furnace slag quenching water heat-exchanger rig of body structure also includes top cover of box 12, as shown in figure 3, top cover 12 can
It is detachably connected with above casing 1 on being open；Described casing 1 and top cover 12 preferably use glass steel material, described top
Lid 12 and casing 1 are detachable design.As shown in figure 3, also including swash 8, air vent 9 and spare interface 10, it all sets
Put on top cover of box 12.Described spare interface 10 is arranged in top cover, is used as peep hole or for flushing cinder water inlet 3
Or upside is changed to during the 4 position inconvenience of flushing cinder water out and is passed in and out, or imported and exported under the conditions of multi-heat source as heat source fluid.Described
Air vent 9 is arranged on top cover of box, is mainly used in being vented, and prevents box house superpressure.Swash 8 is arranged in top cover of box,
Coordinate with sewage draining exit 7 and rinse casing deposit.
Such as Fig. 2, described flushing cinder water inlet 3 is arranged in casing the same side with secondary water out 6, and preferably the same side is case
Side where before body；Positioned at Fig. 2 right side；Flushing cinder water out 4 is arranged in casing opposite side with secondary water inlet 5, preferably should
Opposite side is the side where behind casing；Positioned at Fig. 2 left side；Secondary water in heat-exchanging tube bundle is set to be flowed with thermal source washing slag water adverse current
It is dynamic, strengthen convection heat transfer intensity.
As shown in Figure 2,4, in addition to sewage draining exit 7, sewage draining exit are preferably three, and one of sewage draining exit 7 is arranged on casing 1
One side, be preferably placed at the left side of casing；The one side is phase with the side where secondary water inlet 5 and secondary water out 6
Ipsilateral, one of sewage draining exit 7 are located among secondary water inlet 5 and secondary water out 6, and two other sewage draining exit 7 is arranged on
On the another side of casing 1, another side is relative with the one side where a sewage draining exit 7；It is preferably placed at the right side of casing；
On the cross section of casing, described sewage draining exit 7 is triangular in shape positioned opposite, preferably as shown in Figure 1；Be advantageous to 1 each position of casing
Blowdown, casing dead angle sedimentation is effectively reduced, swash 8 is arranged in top cover of box, coordinates with sewage draining exit 7 and rinses casing deposition
Thing.
Heat source water flows into casing 1 from flushing cinder water inlet 3, along the runner that dividing plate 2 is divided into snakelike flowing, to side blow
The outflow of pulp water outlet 4；Secondary water flows into heat-exchanging tube bundle, heat source water and secondary water counter-current flow from secondary water inlet 5, is rolled over through tube bank
Stream, complete forced-convection heat transfer lifting and flowed out to temperature needed for heat supply or domestic hot-water (55 DEG C -60 DEG C) from secondary water out 6.
When heat supply period terminates or equipment downtime overhauls, flushing cinder water inlet 3, flushing cinder water out 4, secondary water inlet 5, secondary water are first shut off
Outlet 6, open sewage draining exit 7 and be vented casing washing slag water, be then turned on swash 8, using giant clean heat-exchanging tube bundle gap, every
The positions such as wooden partition face, casing wall and corner.Swash 8 is arranged in top cover middle part, can cover casing four corner, and row
Dirty mouth 7 is used cooperatively, and the insoluble matter such as casing silt deposition, fouling, reduce heat exchanger tube caused by can effectively cleaning heat exchanger operation
The dirtiness resistance of beam outside wall surface, keep the heat exchanger coefficient of heat transfer unattenuated, continue high-efficiency operation.Top cover is provided with spare interface
10, used available for replacement flushing cinder water entrance, or as multi-heat source flushing cinder water inlet, can act also as the purposes such as peep hole.
Claims (10)
1. the blast furnace slag quenching water heat-exchanger rig of a kind of body structure, it is characterised in that including casing (1), dividing plate (2), washing slag water
Import (3), flushing cinder water out (4), secondary water inlet (5), secondary water out (6), top cover of box (12) and heat-exchanging tube bundle (11)；
Flushing cinder water inlet (3), flushing cinder water out (4), secondary water inlet (5) and secondary water out (6) are provided with casing (1)；Dividing plate
(2) it is internal to be arranged on casing (1), casing (1) inner space is divided into serpentine flow path by dividing plate (2), and heat-exchanging tube bundle (11) is in case
Body (1) is internal to be connected to secondary water inlet (5), heat-exchanging tube bundle along dividing plate (2) serpentine-like arrangement, the arrival end of heat-exchanging tube bundle (11)
(11) the port of export is connected to secondary water out (6)；Thermal source washing slag water flows into casing (1) from flushing cinder water inlet (3), along dividing plate
(2) runner being divided into flows out into snakelike flowing from offside flushing cinder water out (4)；Secondary water flows into from secondary water inlet (5)
Heat-exchanging tube bundle (11), thermal source washing slag water and secondary water counter-current flow, through heat-exchanging tube bundle (11) baffling, complete forced-convection heat transfer and carry
Temperature flows out from secondary water out (6) needed for being raised to；Casing (1) and top cover of box (12) detachable connection.
2. blast furnace slag quenching water heat-exchanger rig according to claim 1, it is characterised in that secondary water inlet (5) and secondary water
Outlet (6) is all disposed within casing (1) same side, and flushing cinder water inlet (3) and flushing cinder water out (4) are separately positioned on secondary water and entered
Two adjacent sides of same side where mouthful (5), secondary water out (6), flushing cinder water inlet (3) are located at described two sides
In one side on, flushing cinder water out (4) is located on the opposite flank in described two sides, and flushing cinder water inlet (3) is located at case
Body (1) lower end, flushing cinder water out (4) are located at casing (1) upper end.
3. blast furnace slag quenching water heat-exchanger rig according to claim 1 or 2, it is characterised in that the casing (1) and casing top
It is glass steel material to cover (12).
4. blast furnace slag quenching water heat-exchanger rig according to claim 1 or 2, it is characterised in that also including swash (8), put
Stomata (9) and spare interface (10), it is all disposed within top cover of box.
5. blast furnace slag quenching water heat-exchanger rig according to claim 1 or 2, it is characterised in that described dividing plate (2) is arranged at
Box house, guide functions are played to the thermal source washing slag water of washing slag water import (3), when effectively increase contacts with heat-exchanging tube bundle (11)
Between, strengthen convection heat transfer intensity；Heat-exchanging tube bundle (11), with the abundant contact heat-exchanging of heat source water, carries along the snakelike arrangement in dividing plate (2) direction
High heat exchange efficiency.
6. blast furnace slag quenching water heat-exchanger rig according to claim 1 or 2, it is characterised in that described flushing cinder water inlet (3)
Casing the same side is arranged in secondary water out (6), flushing cinder water out (4) is arranged in casing opposite side with secondary water inlet (5),
Make secondary water and thermal source washing slag water counter-current flow in heat-exchanging tube bundle, strengthen convection heat transfer intensity.
7. blast furnace slag quenching water heat-exchanger rig according to claim 1 or 2, it is characterised in that also including sewage draining exit (7), row
Dirty mouth is three, and one of sewage draining exit (7) is arranged on the one side of casing (1), the one side and secondary water inlet (5) and two
Side where secondary water out (6) is same side, and two other sewage draining exit (7) is arranged on the another side of casing (1), separately
One side is relative with the one side where a sewage draining exit (7)；On the cross section of casing, described sewage draining exit (7) is in triangle
Shape is positioned opposite, is advantageous to each position blowdown of casing (1), effectively reduces casing dead angle sedimentation, and swash (8) is arranged in
Top cover of box, coordinate with sewage draining exit (7) and rinse casing deposit.
8. blast furnace slag quenching water heat-exchanger rig according to claim 4, it is characterised in that described spare interface (10) arrangement
In top cover, use as peep hole or enter for being changed to upside when flushing cinder water inlet (3) or flushing cinder water out (4) position inconvenience
Go out, or imported and exported under the conditions of multi-heat source as heat source fluid.
9. blast furnace slag quenching water heat-exchanger rig according to claim 4, it is characterised in that described air vent (9) is arranged on
On top cover of box, it is mainly used in being vented, prevents box house superpressure.
10. blast furnace slag quenching water heat-exchanger rig according to claim 1 or 2, it is characterised in that required temperature is 55 DEG C -60
℃。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720553629.8U CN206887137U (en) | 2017-05-18 | 2017-05-18 | A kind of blast furnace slag quenching water heat-exchanger rig of body structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720553629.8U CN206887137U (en) | 2017-05-18 | 2017-05-18 | A kind of blast furnace slag quenching water heat-exchanger rig of body structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206887137U true CN206887137U (en) | 2018-01-16 |
Family
ID=61342218
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720553629.8U Active CN206887137U (en) | 2017-05-18 | 2017-05-18 | A kind of blast furnace slag quenching water heat-exchanger rig of body structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206887137U (en) |
-
2017
- 2017-05-18 CN CN201720553629.8U patent/CN206887137U/en active Active
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