CN209745022U - Self-ash-cleaning forced convection air cooler - Google Patents
Self-ash-cleaning forced convection air cooler Download PDFInfo
- Publication number
- CN209745022U CN209745022U CN201920426352.1U CN201920426352U CN209745022U CN 209745022 U CN209745022 U CN 209745022U CN 201920426352 U CN201920426352 U CN 201920426352U CN 209745022 U CN209745022 U CN 209745022U
- Authority
- CN
- China
- Prior art keywords
- flue gas
- support
- gas pipe
- forced convection
- self
- 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.)
- Expired - Fee Related
Links
- 238000004140 cleaning Methods 0.000 title claims abstract description 13
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 claims abstract description 117
- 239000003546 flue gas Substances 0.000 claims abstract description 117
- 239000000779 smoke Substances 0.000 claims description 9
- 238000001816 cooling Methods 0.000 abstract description 15
- 230000000694 effects Effects 0.000 abstract description 3
- 239000000428 dust Substances 0.000 description 9
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 8
- 238000005507 spraying Methods 0.000 description 3
- 229910000851 Alloy steel Inorganic materials 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 2
- 238000009826 distribution Methods 0.000 description 2
- 230000017525 heat dissipation Effects 0.000 description 2
- 239000011435 rock Substances 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 239000002352 surface water Substances 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- 238000005452 bending Methods 0.000 description 1
- 239000000498 cooling water Substances 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
- 238000009834 vaporization Methods 0.000 description 1
- 230000008016 vaporization Effects 0.000 description 1
Landscapes
- Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
Abstract
The utility model relates to an air cooler, have that area is little, the cost is low, the efficient effect of cooling. The utility model discloses a self-cleaning forced convection air cooler, which comprises a bracket, wherein two rows of flue gas pipes are erected on the bracket, an ash bin communicated with the flue gas pipes is arranged below the bracket, the top end of one row of flue gas pipes is used for flue gas to enter, and the top end of the other row of flue gas pipes is provided with an exhaust fan for exhausting flue gas; a plurality of blowers are arrayed outside the flue gas pipes along the height direction of the support, and the blowers blow outside air to the gaps between the two adjacent flue gas pipes. The forced convection flue gas cooling is realized by the cooperation of the flue gas pipe and the blower.
Description
Technical Field
The present invention relates to an air cooler, and more particularly, to a self-cleaning forced convection air cooler.
Background
In the existing electric furnace-dust removal process, high-temperature flue gas of an electric furnace can enter a cloth bag dust removal system after being combusted, settled and cooled.
The conventional cooling comprises water jacket cooling, vaporization cooling and surface water spraying cooling, the water consumption of the water jacket cooling is very large, the temperature of the outlet water is not more than 45 ℃, and scale is generated by increasing the temperature to block the pipeline; the requirements of evaporative cooling manufacturing and management are strict, the investment is large, the contact area with the flue gas is seriously bonded, and the labor intensity is high; the surface water spraying cooling, the water distribution plate and the water spraying holes are easy to block, the water distribution uniformity is influenced, the equipment deformation and oxidation are easy to cause, the service life is shortened, and the water consumption is large. Therefore, in order to solve the problems of high efficiency, low cost and low energy consumption of cooling high-temperature smoke dust, a new cooler needs to be designed.
SUMMERY OF THE UTILITY MODEL
Not enough to prior art exists, the utility model aims to provide a from clear ash forced convection air cooler has that area is little, the cost is low, the efficient effect of cooling.
In order to achieve the technical purpose, the utility model provides a following technical scheme: a self-ash-cleaning forced convection air cooler comprises a support, wherein two rows of flue gas pipes are erected on the support, an ash bin communicated with the flue gas pipes is arranged below the support, the top end of one row of flue gas pipes is used for flue gas to enter, and the top end of the other row of flue gas pipes is provided with an exhaust fan used for exhausting the flue gas;
A plurality of blowers are arrayed outside the flue gas pipes along the height direction of the support, and the blowers blow outside air to the gaps between the two adjacent flue gas pipes.
through adopting above-mentioned technical scheme, flue gas is sent into one of them flue gas pipe, and the flue gas can fall into another flue gas pipe along the flue gas pipe in the ash storehouse again under the suction of air exhauster, and the heat in the flue gas can be absorbed by the flue gas pipe, and the hair-dryer makes the air around the flue gas pipe flow fast, also takes away the heat of flue gas pipe, has realized the quick cooling of flue gas. Whole equipment only needs air exhauster and several hair-dryers, and area is little, is fit for the restricted occasion of area and uses, and also can the cost low simultaneously, and automatic level is high, the simple operation, job stabilization, cooling efficiency is high, does not receive the climate environment influence.
Preferably, the horizontal section of the flue gas pipe comprises two symmetrical bent ends, and the middle of the flue gas pipe is provided with a trapezoidal bulge.
Through adopting above-mentioned technical scheme, solid particle in the flue gas is when the flue gas moves along the flue gas pipe, and part can adhere on the flue gas pipe inner wall, can influence the heat exchange efficiency of flue gas pipe, sets up the flue gas pipe into unevenness, and the flue gas will constantly strike the inner wall of flue gas pipe when passing the flue gas pipe, shakes off the dust of flue gas pipe inner wall, has improved the radiating efficiency. Meanwhile, the surface area of the flue gas pipe is increased, the contact area of the flue gas pipe and air is increased, and the heat dissipation efficiency is further improved.
Preferably, each row of flue gas pipes is arranged into two rows, the bracket is provided with a fixed rod positioned between the two rows of flue gas pipes, and two ends of each row of flue gas pipes in the horizontal direction are respectively fixed on the fixed rod and the bracket.
Through adopting above-mentioned technical scheme, divide into four groups with the flue gas pipe, the horizontal direction both sides of every group flue gas pipe are all fixed on the support, have guaranteed that the form of flue gas pipe is stable, can not take place to rock by a wide margin under the impact of flue gas, have also increased the surface area of flue gas pipe simultaneously, have improved structural rationality.
Preferably, each row of the smoke pipes are externally provided with a row of blowers, a plurality of layers of support tables for supporting the blowers are arranged outside the support, and stairs communicated with the support tables at each layer are arranged outside the support.
Through adopting above-mentioned technical scheme, every row of flue gas outside of tubes all sets up the hair-dryer, has reduced the power of single hair-dryer, avoids the hair-dryer size too big, and the burden of increase support can't do little the occupation of land space.
Preferably, the blower is externally sleeved with a wind scooper pointing to the flue gas pipe, the wind scooper is in a cone frustum shape, and the outer side of the wind scooper is fixed on the support.
By adopting the technical scheme, the air guide cover blows the air blown out by the blower into the gap of the flue gas pipe, so that the waste of wind power is avoided, and the energy utilization rate is improved.
Preferably, the bottom of the ash bin is provided with a screw conveyor.
Through adopting above-mentioned technical scheme, screw conveyer can directly see off the dust in the ash bin, does not need artifical clearance, has improved the automation.
Preferably, the flue gas pipe is made of Q345.
By adopting the technical scheme, Q345 is low alloy steel, which means that the yield strength of the steel is 345MPa, the comprehensive mechanical property is good, the plasticity and the weldability are good, the side wall sealing property of the flue gas pipe can be ensured to be good, the flue gas pipe can slightly vibrate to shake off dust, and the structural rationality is improved.
To sum up, the utility model discloses following effect has been gained:
1. The forced convection flue gas cooling is realized by the cooperation of the flue gas pipe and the blower.
Drawings
FIG. 1 is a front view for showing the overall structure in the present embodiment;
FIG. 2 is a side view for showing the overall structure in the present embodiment;
fig. 3 is a plan view for showing the overall structure in this embodiment.
In the figure, 1, a bracket; 11. fixing the rod; 12. a support table; 13. a staircase; 2. a flue gas pipe; 21. bending the end; 3. an ash bin; 31. a screw conveyor; 4. a blower; 41. an air guide cover.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications to the present embodiment without inventive contribution as required after reading the present specification, but all of them are protected by patent laws within the scope of the claims of the present invention.
Example (b): a self-ash-cleaning forced convection air cooler is shown in figure 1, wherein two rows of flue gas pipes 2 are erected on a support 1, an ash bin 3 communicated with the flue gas pipes 2 is arranged below the support 1, flue gas enters from the top end of one row of flue gas pipes 2, and an exhaust fan for exhausting the flue gas is arranged at the top end of the other row of flue gas pipes 2.
As shown in fig. 2, a plurality of blowers 4 are arrayed outside the flue gas pipes 2 along the height direction of the support 1, and the blowers 4 blow outside air to the gaps between two adjacent flue gas pipes 2. The flue gas is sent into one of them flue gas pipe 2, and the flue gas can fall into another row flue gas pipe 2 along flue gas pipe 2 in grey storehouse 3 again under the suction of air exhauster, and the heat in the flue gas can be absorbed by flue gas pipe 2, and hair-dryer 4 makes flue gas pipe 2 surrounding air flow fast, also takes away the heat of flue gas pipe 2, has realized the quick cooling of flue gas.
As shown in fig. 1, the bottom of the ash bin 3 is provided with a screw conveyor 31, and the screw conveyor 31 can directly send out dust in the ash bin 3 without manual cleaning, thereby improving automation.
As shown in fig. 3, the horizontal section of the flue gas pipe 2 includes two symmetrical bent ends 21, and a trapezoidal protrusion is disposed in the middle of the flue gas pipe 2. When the flue gas moves along flue gas pipe 2, the part can adhere on 2 inner walls of flue gas pipe, can influence the heat exchange efficiency of flue gas pipe 2, sets up flue gas pipe 2 to unevenness, and the flue gas will constantly strike the inner wall of flue gas pipe 2 when passing flue gas pipe 2, shakes off the dust of 2 inner walls of flue gas pipe, has improved the radiating efficiency. Meanwhile, the surface area of the flue gas pipe 2 is increased, the contact area between the flue gas pipe 2 and air is increased, and the heat dissipation efficiency is further improved.
The flue gas pipe 2 is made of Q345, and Q345 is low alloy steel, which means that the yield strength of the steel is 345MPa, the comprehensive mechanical property is good, the plasticity and the weldability are good, the side wall sealing property of the flue gas pipe 2 can be ensured to be good, the flue gas pipe 2 can vibrate slightly to shake off dust, and the structural rationality is improved.
As shown in fig. 3, each row of flue gas pipes 2 is arranged in two rows, the bracket 1 is provided with a fixing rod 11 positioned between the two rows of flue gas pipes 2, and two ends of each flue gas pipe 2 in the horizontal direction are respectively fixed on the fixing rod 11 and the bracket 1. Divide into four groups with flue gas pipe 2, the horizontal direction both sides of every group flue gas pipe 2 all are fixed on support 1, have guaranteed flue gas pipe 2's stable form, can not take place to rock by a wide margin under the impact of flue gas, have also increased flue gas pipe 2's surface area simultaneously.
As shown in fig. 2, a row of blowers 4 is arranged outside each row of flue gas pipes 2, a plurality of layers of support tables 12 for supporting the blowers 4 are arranged outside the support 1, and a stair 13 (refer to fig. 3) communicated with the support tables 12 on each layer is arranged outside the support 1. The blower 4 is arranged outside each row of flue gas pipes 2, so that the power of the single blower 4 is reduced, the condition that the blower 4 is too large in size and the burden of the support 1 is increased is avoided.
As shown in fig. 3, the blower 4 is externally sleeved with a wind scooper 41 pointing to the flue gas duct 2, the wind scooper 41 is set to be a cone frustum, and the outer side of the wind scooper 41 is fixed on the bracket 1. The wind scooper 41 blows the wind blown out by the blower 4 into the gap of the flue gas pipe 2, thereby avoiding the waste of wind power and improving the energy utilization rate.
Claims (7)
1. A self-deashing forced convection air cooler is characterized in that: the smoke exhaust device comprises a support (1), wherein two rows of smoke pipes (2) are erected on the support (1), an ash bin (3) communicated with the smoke pipes (2) is arranged below the support (1), smoke enters from the top end of one row of the smoke pipes (2), and an exhaust fan for exhausting the smoke is arranged at the top end of the other row of the smoke pipes (2);
Flue gas pipe (2) are outer along support (1) direction of height array have a plurality of hair-dryers (4), hair-dryer (4) blow the clearance of two adjacent flue gas pipes (2) with external air.
2. A self-cleaning forced convection air cooler as set forth in claim 1, wherein: the section of the horizontal direction of the flue gas pipe (2) comprises two symmetrical bent ends (21), and the middle of the flue gas pipe (2) is provided with a trapezoidal bulge.
3. A self-cleaning forced convection air cooler as set forth in claim 2, wherein: the flue gas pipe (2) in each row are arranged into two rows, the support (1) is provided with a fixing rod (11) located between the two rows of flue gas pipes (2), and the two ends of the flue gas pipes (2) in each row in the horizontal direction are respectively fixed on the fixing rod (11) and the support (1).
4. A self-cleaning forced convection air cooler as set forth in claim 3, wherein: a row of air blowers (4) are arranged outside each row of the flue gas pipes (2), a plurality of layers of supporting tables (12) used for supporting the air blowers (4) are arranged outside the support (1), and stairs (13) communicated with the supporting tables (12) on each layer are arranged outside the support (1).
5. The self-cleaning forced convection air cooler of claim 4, wherein: the air blower (4) is externally sleeved with an air guide cover (41) pointing to the flue gas pipe (2), the air guide cover (41) is in a cone frustum shape, and the outer side of the air guide cover (41) is fixed on the support (1).
6. The self-cleaning forced convection air cooler of claim 5, wherein: and a screw conveyor (31) is arranged at the bottom of the ash bin (3).
7. The self-cleaning forced convection air cooler of claim 6, wherein: the flue gas pipe (2) is made of Q345.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920426352.1U CN209745022U (en) | 2019-03-29 | 2019-03-29 | Self-ash-cleaning forced convection air cooler |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920426352.1U CN209745022U (en) | 2019-03-29 | 2019-03-29 | Self-ash-cleaning forced convection air cooler |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209745022U true CN209745022U (en) | 2019-12-06 |
Family
ID=68719300
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920426352.1U Expired - Fee Related CN209745022U (en) | 2019-03-29 | 2019-03-29 | Self-ash-cleaning forced convection air cooler |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209745022U (en) |
-
2019
- 2019-03-29 CN CN201920426352.1U patent/CN209745022U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20191206 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |