CN209065937U - A kind of blast furnace combustion fan cooling device - Google Patents
A kind of blast furnace combustion fan cooling device Download PDFInfo
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- CN209065937U CN209065937U CN201821865438.6U CN201821865438U CN209065937U CN 209065937 U CN209065937 U CN 209065937U CN 201821865438 U CN201821865438 U CN 201821865438U CN 209065937 U CN209065937 U CN 209065937U
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- combustion fan
- blast furnace
- cooling
- furnace combustion
- branch pipe
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Abstract
The utility model discloses a kind of blast furnace combustion fan cooling devices, comprising: a ventilation duct is horizontally disposed with；One combustion fan connects the ventilation duct；One branch vent, front end branch pipe connect ventilation duct, and rear end branch pipe connects the air inlet of combustion fan；One cooling water pipe connects the branch vent.The blast furnace combustion fan cooling device of the utility model is provided with the airflow circulating branch of a reflux, it can directly flow back and air-flow cooling is carried out to blast furnace combustion fan, blast furnace combustion fan is set quickly to cool down, due to having carried out the cooling of multiple cooling channels during reflux, keep its contact area while cooling bigger, cooling faster becomes apparent from.And it is provided with resistance dirt structure, the entrance of micronic dust is prevented, and timing is cleaned, keeps the cleaning in pipeline.
Description
Technical field
The utility model relates to blast-furnace equipment, specially a kind of blast furnace combustion fan cooling device.
Background technique
Blast furnace combustion fan cooling technology used at present is using recirculated water, and nearly 40 DEG C or so of water temperature higher hot day cause
Combustion fan transmission case bearing temperature is higher, and there are hidden trouble of equipment.It is used for a long time, it can the serious longevity that blast furnace combustion fan is lost
Life.
Utility model content
The utility model in order to solve defect existing in the prior art, provide it is a kind of blast furnace combustion fan can be carried out it is steady
Surely cooling blast furnace combustion fan cooling device.
In order to achieve the above object, the utility model uses following scheme:
A kind of blast furnace combustion fan cooling device, comprising:
One ventilation duct is horizontally disposed with；
One combustion fan connects the ventilation duct；
One branch vent, front end branch pipe connect ventilation duct, and rear end branch pipe connects the air inlet of combustion fan, comprising:
Semicircle shape baffle, it is angularly disposed in the branch pipe of front end；
The center of the semicircle shape baffle is arranged in round hole；
Mouth is cleaned, the top of branch vent is set with the round hole concentric；
One cooling water pipe connects the branch vent, comprising:
One cooling water path；
One taper cooling tube is arranged in the branch vent, connects the cooling water pipe, comprising:
The front end of taper cooling tube is arranged in one conical head；
Main cooling channel is arranged in the center of conical head, and runs through the taper cooling tube；
From cooling channel, multiple circumference are to the surrounding that main cooling channel is arranged in.
The utility model also provides following prioritization scheme:
Preferably, the semicircle shape baffle is the setting of direction obliquely.
It is furthermore preferred that the ventilation duct is connected to the bottom end of blast furnace.
It is furthermore preferred that the cooling water pipe is arranged above branch vent.
It is furthermore preferred that being also provided with semicircle shape baffle in the rear end branch pipe.
It is furthermore preferred that the semicircle shape baffle diagonal upward direction in the rear end branch pipe is arranged.
It is furthermore preferred that being also provided with round hole in the rear end branch pipe.
It is furthermore preferred that being also provided with cleaning mouth in the rear end branch pipe.
The utility model has the beneficial effects that
The blast furnace combustion fan cooling device of the utility model is provided with the airflow circulating branch of a reflux, can directly return
Stream carries out air-flow cooling to blast furnace combustion fan, so that blast furnace combustion fan is quickly cooled down, due to carrying out during reflux
The coolings of multiple cooling channels keeps its contact area while cooling bigger, and cooling faster becomes apparent from.And it is provided with resistance dirt
Structure prevents the entrance of micronic dust, and timing is cleaned, and the cleaning in pipeline is kept.
Detailed description of the invention
Fig. 1 is a kind of front elevation of the blast furnace combustion fan cooling device of preferred embodiment of the utility model；
Fig. 2 is a kind of perspective view of the blast furnace combustion fan cooling device of preferred embodiment of the utility model；
Fig. 3 is a kind of perspective view of the blast furnace combustion fan cooling device of preferred embodiment of the utility model；
Fig. 4 is a kind of perspective view of the front end branch pipe of preferred embodiment of the utility model；
Fig. 5 is a kind of top view of the front end branch pipe of preferred embodiment of the utility model；
Fig. 6 is the face the A-A cross-sectional view of Fig. 5；
Fig. 7 is a kind of left view of the taper cooling tube of preferred embodiment of the utility model；
Fig. 8 is a kind of perspective view of the taper cooling tube of preferred embodiment of the utility model；
Fig. 9 is a kind of perspective view of the semicircle shape baffle of preferred embodiment of the utility model；
Figure 10 is a kind of top view of the front end branch pipe of preferred embodiment of the utility model；
Specific appended drawing reference are as follows:
1 ventilation duct；2 combustion fans；3 branch vents；4 cooling water pipes；31 semicircle shape baffles；32 round holes；33 cleaning mouths；
34 front end branch pipes；35 rear end branch pipes；41 cooling water paths；42 taper cooling tubes；421 conical heads；422 main cooling channels；423 from
Cooling channel.
Specific embodiment
In order to make those skilled in the art more fully understand the technical solution of utility model, below with reference to specific embodiment party
The utility model is described in further detail for formula.
The blast furnace combustion fan cooling device of the utility model, comprising:
One ventilation duct 1 is horizontally disposed with；
One combustion fan 2 connects the ventilation duct 1；
One branch vent 3, the front end branch pipe 34 of the branch vent 3 connect ventilation duct 1, and rear end branch pipe 35 connects combustion air
The air inlet of machine 2, comprising:
Semicircle shape baffle 31, it is angularly disposed in front end branch pipe 34；
The center of the semicircle shape baffle 31 is arranged in round hole 32；
Mouth 33 is cleaned, the top of branch vent 3 is set with 32 concentric of round hole；It is when the starting of combustion fan 2
Closed state；
One cooling water pipe 4 connects the branch vent 3, comprising:
One cooling water path 41；
One taper cooling tube 42 is arranged in the branch vent 3, connects the cooling water pipe 4, comprising:
One conical head 421, is arranged in the front end of taper cooling tube 42；
Main cooling channel 422 is arranged in the center of conical head 421, and runs through the taper cooling tube 42；
From cooling channel 423, multiple circumference are to the surrounding that main cooling channel 422 is arranged in.
Further, in a kind of preferred embodiment, the semicircle shape baffle 31 is the setting of direction obliquely.
Further, in a kind of preferred embodiment, the ventilation duct 1 is connected to the bottom end of blast furnace.
Further, in a kind of preferred embodiment, the cooling water pipe 4 is arranged above branch vent 3.
Further, in a kind of preferred embodiment, semicircle shape baffle 31 is also provided in the rear end branch pipe 35.
Further, in a kind of preferred embodiment, the semicircle shape baffle 31 in the rear end branch pipe 35 is obliquely
Direction setting.
Further, in a kind of preferred embodiment, the semicircle shape baffle 31 in the rear end branch pipe 35 is also provided with
Round hole 32.
Further, in a kind of preferred embodiment, cleaning mouth 33 is also provided in the rear end branch pipe 35.It is described clear
The effect of clean mouth 33 be for in branch vent 3 front end branch pipe 34 and rear end branch pipe 35 clean.
The application method of the blast furnace combustion fan cooling device of the utility model are as follows:
Ventilation duct 1 connects blast furnace, and branch vent 3 is arranged on ventilation duct 1, and cooling water pipe 4 is arranged on branch vent 3；
Taper cooling tube 42 is arranged in the horizontal direction air pipeline of branch vent 3, is not connected to the other end setting of blast furnace in ventilation duct 1
Combustion fan 2；The air inlet of combustion fan 2 connects branch vent 3；The front end branch pipe 34 of branch vent 3 is connected in ventilation duct 1
The position of the air outlet of combustion fan 2 more front, rear end branch pipe 35 connect the air inlet of combustion fan 2；So that 3 energy of branch vent
So that branch vent 3 is can be carried out air-flow conveying by the blowing of combustion fan 2, wind is made to enter the front end of branch vent 3 from ventilation duct 1
Branch pipe 34 enters the air inlet of combustion fan 2 from rear end branch pipe 35 again.When in use, wind is blown out from combustion fan 2, a part
Wind enters blast furnace from ventilation duct 1, after another part enters branch vent 3 from front end branch pipe 34, is first being set as obliquely
Semicircle shape baffle 31 blocking under, dust is blown in the crack of the higher position of semicircle shape baffle 31, no longer blown with distinguished and admirable,
Preferably, strainer is arranged in the outermost side section in the centre of the circular arc of the arcwall face of the semicircle shape baffle 31.It will be in wind path
It is distinguished and admirable to be divided into that several are distinguished and admirable at conical head 421 using taper cooling tube 42 after impurity is all got rid of, from conical head
It is divided at 421, is respectively flowed through from main cooling channel 422 and from cooling channel 423, from 423 annular circumferential of cooling channel to setting
Set main cooling channel 422 all around；Wind is flowed through from the main cooling channel 422 of taper cooling tube 42 or from cooling channel 423
Afterwards, into after the rear end branch pipe 35 of branch vent 3, the air inlet of combustion fan 2 is entered back into, the temperature of combustion fan 2 is kept
In lower state.When cleaning, first combustion fan 2 is shut down, then such as takes the lead to drag by columnar burnisher from cleaning mouth 33
Class burnisher is protruded into and rotated, dispose it impurity on semicircle shape baffle 31 in branch vent 3 all, falls into down
The ventilation duct 1 of side is simultaneously disposed together.
Above are merely preferred embodiments of the utility model, it is noted that above-mentioned preferred embodiment should not regard
For limitations of the present invention, the protection scope of the utility model should be defined by the scope defined by the claims..For
For those skilled in the art, without departing from the spirit and scope of the utility model, it can also make several
Improvements and modifications, these improvements and modifications also should be regarded as the protection scope of the utility model.
Claims (8)
1. a kind of blast furnace combustion fan cooling device, it is characterised in that: include:
One ventilation duct is horizontally disposed with；
One combustion fan connects the ventilation duct；
One branch vent, front end branch pipe connect ventilation duct, and rear end branch pipe connects the air inlet of combustion fan, comprising:
Semicircle shape baffle, it is angularly disposed in the branch pipe of front end；
The center of the semicircle shape baffle is arranged in round hole；
Mouth is cleaned, the top of branch vent is set with the round hole concentric；
One cooling water pipe connects the branch vent, comprising:
One cooling water path；
One taper cooling tube is arranged in the branch vent, connects the cooling water pipe, comprising:
The front end of taper cooling tube is arranged in one conical head；
Main cooling channel is arranged in the center of conical head, and runs through the taper cooling tube；
From cooling channel, multiple circumference are to the surrounding that main cooling channel is arranged in.
2. blast furnace combustion fan cooling device according to claim 1, it is characterised in that: the semicircle shape baffle is oblique
Lower direction setting.
3. blast furnace combustion fan cooling device according to claim 2, it is characterised in that: the ventilation duct is connected to blast furnace
Bottom end.
4. blast furnace combustion fan cooling device according to claim 3, it is characterised in that: the cooling water pipe setting is logical
Above wind branch pipe.
5. blast furnace combustion fan cooling device according to claim 4, it is characterised in that: be also provided in the rear end branch pipe
Semicircle shape baffle.
6. blast furnace combustion fan cooling device according to claim 5, it is characterised in that: the semicircle in the rear end branch pipe
The setting of shape baffle diagonal upward direction.
7. blast furnace combustion fan cooling device according to claim 6, it is characterised in that: be also provided in the rear end branch pipe
Round hole.
8. blast furnace combustion fan cooling device according to claim 7, it is characterised in that: be also provided in the rear end branch pipe
Clean mouth.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821865438.6U CN209065937U (en) | 2018-11-13 | 2018-11-13 | A kind of blast furnace combustion fan cooling device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821865438.6U CN209065937U (en) | 2018-11-13 | 2018-11-13 | A kind of blast furnace combustion fan cooling device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209065937U true CN209065937U (en) | 2019-07-05 |
Family
ID=67098836
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821865438.6U Active CN209065937U (en) | 2018-11-13 | 2018-11-13 | A kind of blast furnace combustion fan cooling device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209065937U (en) |
-
2018
- 2018-11-13 CN CN201821865438.6U patent/CN209065937U/en active Active
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