CN202532930U - Cylindrical plate type heat exchanger of mining coal-fired hot air furnace - Google Patents
Cylindrical plate type heat exchanger of mining coal-fired hot air furnace Download PDFInfo
- Publication number
- CN202532930U CN202532930U CN2012201709628U CN201220170962U CN202532930U CN 202532930 U CN202532930 U CN 202532930U CN 2012201709628 U CN2012201709628 U CN 2012201709628U CN 201220170962 U CN201220170962 U CN 201220170962U CN 202532930 U CN202532930 U CN 202532930U
- Authority
- CN
- China
- Prior art keywords
- layer
- cylindrical shell
- cylindrical body
- plate
- pipe
- 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
Images
Landscapes
- Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
Abstract
Provided is a cylindrical plate type heat exchanger of a mining coal-fired hot air furnace. The upper end of a smoke-collecting ring box is provided with a smoke-uniformity hole ring plate with air vents, the upper end of the smoke-uniformity hole ring plate is provided with an outer cylindrical body, a third layer cylindrical body, a second layer cylindrical body and an inner tank, wherein the third layer cylindrical body is sleeved inside the outer cylindrical body, the second layer cylindrical body is sleeved inside the third layer cylindrical body, and the inner tank is sleeved inside the second layer cylindrical body. The left side of the lower portion of the outer cylindrical body is provided with a cold air inlet pipe, the right side of the lower portion of the outer cylindrical body is provided with a hot air outlet pipe, the back of the smoke-collecting ring box is provided with a smoke-passing pipe which is communicated with a passage between the second layer cylindrical body and the third layer cylindrical body, and the upper end between the third layer cylindrical body and the inner tank is provided with a smoke-passing pipe which is communicated with a passage among the inner tank, the second layer cylindrical body and the third layer cylindrical body. The cold air inlet pipe arranged at the bottom between the outer cylindrical body and the third layer cylindrical body is provided with a cold air flow-uniformity plate, and the outer wall of the inner tank arranged at the bottom between the second cylindrical body and the inner tank is provided with a hot air flow-uniformity plate. The cylindrical plate type heat exchanger of the mining coal-fired hot air furnace is uniform in heat exchange, high in heat exchange efficiency, and long in service life.
Description
Technical field
The utility model belongs to the hot-blast stove technical field, is specifically related to the heat exchanger of hot-blast stove.
Background technology
Heat exchanger is the critical piece in the mining coal-fired hot-blast stove, and the disadvantage of existing heat exchanger is that the thermal efficiency is low, exhaust gas temperature is high, goes out hot blast elbow, inner bag, base plate easy burn-out; Its main cause is that wind and hot cigarette all are fluids; When mobile, be to walk the shortest route, a lot of heat exchange areas do not obtain utilizing, and the heat exchange area utilization rate of 800,000 kilocalories of/hour stoves has only 20%; The heat exchange area utilization rate of 200,000 kilocalories of/hour stoves also has only 30%; Make inner bag, go out the hot blast elbow, the base plate amount of localized heat can not in time be dispelled the heat, and causes local heating distortion, burns out, and makes mining coal-fired hot-blast stove to run well.
Above-mentioned heat exchanger has the people once to do improvement, and a kind of structure is that the external diameter with air inlet and air outlet is processed into identical with the maximum outside diameter of heat exchanger; Another kind of structure is with the setting that is oriented in a tangential direction of the center line of air inlet and air outlet and heat exchanger; Also having a kind of structure is in air channel and flue, spiral deflector to be set, and improved heat exchange efficiency, but heat exchange still is insufficient, inhomogeneous, and heat exchange area is not maximized the use, exhaust gas temperature height, complex process, cost height.In order to improve the thermal efficiency, also there is the people to export to and set up waste-heat recoverer between the deduster at the heat exchanger cigarette, elbow and inner bag also burn out easily; The somebody has added flame-isolating board again under elbow, increased production cost.
In mining coal-fired hot-blast stove technical field, the urgent technical problem that solves of current need provides that a kind of heat exchange efficiency is high, production cost is low, the heat exchanger of long service life.
Summary of the invention
The utility model technical problem to be solved is to overcome the shortcoming of the heat exchanger of above-mentioned mining coal-fired hot-blast stove, provide a kind of reasonable in design, simple in structure, production cost is low, heat exchange is even, heat exchange efficiency is high, the tubular heat-exchangers of the plate type of the mining coal-fired hot-blast stove of long service life.
Solving the problems of the technologies described above the technical scheme that is adopted is: the upper end at the smoke collecting ring case is provided with the equal cigarette orifice ring plate that is processed with passage; All cigarette orifice ring plate upper end is provided with outer cylinder body, the 3rd layer of cylindrical shell, second layer cylindrical shell, inner bag; The 3rd layer of barrel jacket is contained in the outer cylinder body; Second layer barrel jacket is contained in the 3rd layer of cylindrical shell; Inner bag is sleeved in the second layer cylindrical shell; The lower left side of outer cylinder body is provided with cold wind inlet pipe, right side and is provided with hot blast and goes out pipe, the rear side of smoke collecting ring case be provided with and second layer cylindrical shell and the 3rd layer of cylindrical shell between the pipe that links of passage, between the 3rd layer of cylindrical shell and the inner bag upper end be provided with and inner bag, second layer cylindrical shell and the 3rd layer of cylindrical shell between the mistake smoke pipe that links of passage; Bottom cold wind inlet pipe is provided with the cold wind homogenizing plate between outer cylinder body and the 3rd layer of cylindrical shell, and the bottom inner bladder outer wall is provided with the hot blast homogenizing plate between second layer cylindrical shell and the inner bag.
The cold wind homogenizing plate of the utility model is: cold wind inlet pipe one side is wide, the both sides, front and back are narrow, hot blast goes out to manage a side is the Circular Plate of opening, and cold wind inlet pipe one side width is greater than the width of both sides, front and back.
The hot blast homogenizing plate of the utility model is: hot blast goes out that pipe one side is wide, and the both sides, front and back are narrow, cold wind inlet pipe one side is the Circular Plate of opening, and hot blast goes out pipe one side width greater than both sides, front and back width.
Axial center hole is a smoke intaking hole on the equal cigarette orifice ring plate of the utility model, and circumferencial direction axially is processed with a circle exhaust hole.
The equal cigarette orifice ring plate circumferencial direction of a utility model axially circle exhaust hole of processing is: interior pipe one side of 90 ° of scopes of rear side is processed with to be processed with in 10 exhaust holes, the 90 ° of scopes in the left and right sides in 3 exhaust holes, the 90 ° of scopes in front side and respectively is processed with 5 exhaust holes on the equal cigarette orifice ring plate.
The utility model is employed in that bottom cold wind inlet pipe is provided with the cold wind homogenizing plate between outer cylinder body and the 3rd layer of cylindrical shell; The bottom hot blast goes out pipe and is provided with the hot blast homogenizing plate between second layer cylindrical shell and the inner bag; The high-temperature flue gas equal cigarette orifice ring plate of flowing through evenly flows out from pipe; Make cold air and high-temperature flue gas carry out even heat exchange, can not cause hot-spot distortion and burn out, improved heat exchange efficiency.The utlity model has reasonable in design, simple in structure, advantages such as production cost is low, heat exchange is even, heat exchange efficiency is high, long service life, can on mining coal-fired hot-blast stove, promote the use of.
Description of drawings
Fig. 1 is the structural representation of the utility model embodiment 1.
Fig. 2 is the structural representation of cold wind homogenizing plate 11 among Fig. 1.
Fig. 3 is the structural representation of hot blast homogenizing plate 5 among Fig. 1.
Fig. 4 is the structural representation of equal cigarette orifice ring plate 7 among the figure.
The specific embodiment
To the utility model further explain, but the utility model is not limited to these embodiment below in conjunction with accompanying drawing and embodiment.
Referring to Fig. 1,4, the tubular heat-exchangers of the plate type of the mining coal-fired hot-blast stove of present embodiment by outer cylinder body 1, inner bag 2, second layer cylindrical shell 3, the 3rd layer of cylindrical shell 4, hot blast homogenizing plate 5, hot blast go out pipe 6, all cigarette orifice ring plate 7, smoke collecting ring case 8, pipe 9, cold wind inlet pipe 10, cold wind homogenizing plate 11, cross smoke pipe 12 and connect and constitute.
Be connected with equal cigarette orifice ring plate 7 in the welding of the upper surface of smoke collecting ring case 8, all be processed with a circle passage on the cigarette orifice ring plate 7, passage is used for logical high-temperature flue gas.All the welding of the upper surface of cigarette orifice ring plate 7 is connected with outer cylinder body 1, the 3rd layer of cylindrical shell 4, second layer cylindrical shell 3,2, the three layers of cylindrical shell 4 of inner bag are sleeved in the outer cylinder body 1, and second layer cylindrical shell 3 is sleeved in the 3rd layer of cylindrical shell 4, and inner bag 2 is sleeved in the second layer cylindrical shell 3.The lower left side welding of outer cylinder body 1 is connected with cold wind inlet pipe 10; The lower right face down bonding of outer cylinder body 1 connects and is connected with hot blast and goes out pipe 6; Between outer cylinder body 1 and the 3rd layer of cylindrical shell 4 on the bottom cold wind inlet pipe 10 welding be connected with cold wind homogenizing plate 11; The cold air that cold wind homogenizing plate 11 is used for getting into from cold wind inlet pipe 10 from the passage between outer cylinder body 1 and the 3rd layer of cylindrical shell 4 on flow in the cylindrical shell 1 down; Flow from top to down from the passage between second layer cylindrical shell 3 and the inner bag 2 by cylindrical shell 1 upper end, go out pipe 6 from hot blast and flow out.The rear side welding of smoke collecting ring case 8 is connected with pipe 9, and pipe 9 links with smoke collecting ring case 8.Weld on inner bag 2 outer walls of bottom between second layer cylindrical shell 3 and the inner bag 2 and be connected with hot blast homogenizing plate 5, hot blast homogenizing plate 5 is used for hot blast and evenly flows through.The upper end welding was connected with smoke pipe 12 between the 3rd layer of cylindrical shell 4 and the inner bag 2, cross in smoke pipe 12 and the inner bag 2 link, the passage between second layer cylindrical shell 3 and the 3rd layer of cylindrical shell 4 links.High-temperature flue gas gets into from smoke collecting ring case 8 bottoms; The centre bore of equal cigarette orifice ring plate 7 of flowing through gets in the inner bag 2; It is mobile from top to down with the passage between the 3rd layer of cylindrical shell 4 to get into second layer cylindrical shells 3 by the stream of the tops in the inner bag 2 through smoke pipes 12; Pass through annular distance, the smoke collecting ring case 8 of equal cigarette orifice ring plate 7 again, flow out from pipe 9.
In Fig. 2, the cold wind homogenizing plate 11 of present embodiment be shaped as that cold wind inlet pipe 10 1 sides are wide, the both sides, front and back are narrow, to go out pipe 6 one sides be the Circular Plate of opening to hot blast, cold wind inlet pipe 10 1 side width are greater than the width of both sides, front and back.The cold wind homogenizing plate 11 of this structure, in cold wind inlet pipe 10 import departments, air pressure is big, makes that the sectional area of airflow path is minimum; Both sides, front and back sectional area diminishes, and hot blast goes out pipe 6 one side stream passages maximum, and air pressure is little, and flow is identical everywhere; Cold air evenly to down and on the cold wind stream plate 11 of flowing through, from the equal from top to down uniform flow of the passage between inner bag 2 and the second layer cylindrical shell 3, through hot blast homogenizing plate 5; Go out pipe 6 from hot blast and flow out, carry out heat exchange, improved heat exchange efficiency.
In Fig. 3, it is wide that the geometry of the hot blast homogenizing plate 5 of present embodiment is that hot blast goes out pipe 6 one sides, and the both sides, front and back are narrow, cold wind inlet pipe 10 1 sides are the Circular Plate of opening, and promptly hot blast goes out pipe 6 one side width greater than both sides, front and back width.The operation principle of hot blast homogenizing plate 5 is identical with the operation principle of cold wind homogenizing plate 11.
In Fig. 4; The geometry of the equal cigarette orifice ring plate 7 of present embodiment is: centre bore is a smoke intaking hole; Smoke intaking hole and smoke collecting ring case 8 link; All the circumferencial direction of cigarette orifice ring plate 7 axially is processed with a circle exhaust hole; Exhaust hole links with passage between second layer cylindrical shell 3 and the 3rd layer of cylindrical shell 4, all on the cigarette orifice ring plate 7 in 90 ° of scopes of rear side, be that pipe 9 one sides are processed with 3 exhaust holes, all is processed with in 10 exhaust holes, the 90 ° of scopes in the left and right sides in the 90 ° of scopes in front side on the cigarette orifice ring plate 7 and respectively is processed with 5 exhaust holes.The equal cigarette orifice ring plate 7 of this structure makes high-temperature flue gas flow to going up down equably, and the passage between second layer cylindrical shell 3 and the 3rd layer of cylindrical shell 4 of flowing through carries out heat exchange from pipe 9 outflows and cold air.Its operation principle is identical with the operation principle of cold wind homogenizing plate 11.
Claims (5)
1. the tubular heat-exchangers of the plate type of a mining coal-fired hot-blast stove; Upper end at smoke collecting ring case (8) is provided with the equal cigarette orifice ring plate (7) that is processed with passage; All cigarette orifice ring plate (7) upper end is provided with outer cylinder body (1), the 3rd layer of cylindrical shell (4), second layer cylindrical shell (3), inner bag (2); The 3rd layer of cylindrical shell (4) is sleeved in the outer cylinder body (1); Second layer cylindrical shell (3) is sleeved in the 3rd layer of cylindrical shell (4); Inner bag (2) is sleeved in the second layer cylindrical shell (3); The lower left side of outer cylinder body (1) is provided with cold wind inlet pipe (10), right side and is provided with hot blast and goes out pipe (6), the rear side of smoke collecting ring case (8) be provided with and second layer cylindrical shell (3) and the 3rd layer of cylindrical shell (4) between the pipe (9) that links of passage, be provided with between the 3rd layer of cylindrical shell (4) and the inner bag (2) and inner bag (2), second layer cylindrical shell (3) and the 3rd layer of cylindrical shell (4) between the mistake smoke pipe (12) that links of passage; It is characterized in that: bottom cold wind inlet pipe (10) is provided with cold wind homogenizing plate (11) between outer cylinder body (1) and the 3rd layer of cylindrical shell (4), and bottom inner bag (2) outer wall is provided with hot blast homogenizing plate (5) between second layer cylindrical shell (3) and the inner bag (2).
2. according to the tubular heat-exchangers of the plate type of the described mining coal-fired hot-blast stove of claim 1; It is characterized in that: described cold wind homogenizing plate (11) is: cold wind inlet pipe (10) one sides are wide, the both sides, front and back are narrow, hot blast goes out to manage (6) one sides is the Circular Plate of opening, and cold wind inlet pipe (10) one side width are greater than the width of both sides, front and back.
3. according to the tubular heat-exchangers of the plate type of the described mining coal-fired hot-blast stove of claim 1; It is characterized in that described hot blast homogenizing plate (5) is: it is wide that hot blast goes out pipe (6) one sides; The both sides, front and back are narrow, cold wind inlet pipe (10) one sides are the Circular Plate of opening, and hot blast goes out pipe (6) one side width greater than both sides, front and back width.
4. according to the tubular heat-exchangers of the plate type of the described mining coal-fired hot-blast stove of claim 1, it is characterized in that: it is smoke intaking hole that described equal cigarette orifice ring plate (7) is gone up axial center hole, and circumferencial direction axially is processed with a circle exhaust hole.
5. according to the tubular heat-exchangers of the plate type of the described mining coal-fired hot-blast stove of claim 4, it is characterized in that: described equal cigarette orifice ring plate (a 7) circumferencial direction axially circle exhaust hole of processing is: all cigarette orifice ring plate (7) is gone up in 90 ° of scopes of rear side pipe one side and is processed with to be processed with in 10 exhaust holes, the 90 ° of scopes in the left and right sides in 3 exhaust holes, the 90 ° of scopes in front side and respectively is processed with 5 exhaust holes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012201709628U CN202532930U (en) | 2012-04-19 | 2012-04-19 | Cylindrical plate type heat exchanger of mining coal-fired hot air furnace |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012201709628U CN202532930U (en) | 2012-04-19 | 2012-04-19 | Cylindrical plate type heat exchanger of mining coal-fired hot air furnace |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202532930U true CN202532930U (en) | 2012-11-14 |
Family
ID=47134108
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012201709628U Expired - Fee Related CN202532930U (en) | 2012-04-19 | 2012-04-19 | Cylindrical plate type heat exchanger of mining coal-fired hot air furnace |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202532930U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102937333A (en) * | 2012-11-27 | 2013-02-20 | 四川省登尧机械设备有限公司 | Energy-saving hot blast heater |
| CN104501402A (en) * | 2014-12-03 | 2015-04-08 | 成都明康顺业科技有限公司 | Efficient fuel gas hot air stove |
| CN105333609A (en) * | 2015-09-07 | 2016-02-17 | 四川省登尧机械设备有限公司 | Steam hot air green removing machine for tea |
-
2012
- 2012-04-19 CN CN2012201709628U patent/CN202532930U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102937333A (en) * | 2012-11-27 | 2013-02-20 | 四川省登尧机械设备有限公司 | Energy-saving hot blast heater |
| CN102937333B (en) * | 2012-11-27 | 2014-12-24 | 四川省登尧机械设备有限公司 | Energy-saving hot blast heater |
| CN104501402A (en) * | 2014-12-03 | 2015-04-08 | 成都明康顺业科技有限公司 | Efficient fuel gas hot air stove |
| CN104501402B (en) * | 2014-12-03 | 2018-04-27 | 成都明康顺业科技有限公司 | A kind of high efficiency burnt gas hot-blast stove |
| CN105333609A (en) * | 2015-09-07 | 2016-02-17 | 四川省登尧机械设备有限公司 | Steam hot air green removing machine for tea |
| CN105333609B (en) * | 2015-09-07 | 2018-06-19 | 四川省登尧机械设备有限公司 | Tealeaves steam hot air water-removing machine |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104251629A (en) | Heat exchanger and gas water heater with same | |
| CN202532930U (en) | Cylindrical plate type heat exchanger of mining coal-fired hot air furnace | |
| CN101936540B (en) | Heat exchanger matched with radiant-tube burner for use | |
| CN102818268A (en) | Triple-stroke air-preheating radiant tube burner heat exchanger | |
| CN202973984U (en) | Smoke waste heat exchanger used for radiant tube burner | |
| CN202119300U (en) | Fast cooling device | |
| CN202470409U (en) | Fuel gas hot-air furnace | |
| CN204006085U (en) | Flue gas waste heat recovery kitchen range | |
| CN101906495A (en) | Gas preheating combined heat pipe exchanger | |
| CN204100858U (en) | Heat exchanger and there is its gas heater | |
| CN211234083U (en) | Heat exchange sheet of heat recovery device of smoking furnace and heat exchange module thereof | |
| CN203533872U (en) | Biomass double-flue counter-burning water heating heat-supply device | |
| CN206803810U (en) | A kind of oil heater | |
| CN204786418U (en) | Be applied to I type two -stage heat exchanger of radiant tube nozzle | |
| CN202101585U (en) | Large-temperature-difference heat exchanger | |
| CN206300208U (en) | Combined type solid waste incineration fume rapid cooling heating device | |
| CN101922868B (en) | High temperature heat exchanger | |
| CN205138288U (en) | Gaseous heat exchange device of ring dynamic formula | |
| CN209355249U (en) | A kind of furnace secondary preheating formula air is from preheating burner | |
| CN208349583U (en) | A kind of condensation heat exchange device | |
| CN204301541U (en) | A kind of molten aluminium stove waste-heat recovery device | |
| CN203177454U (en) | Vertical rotary fin fire coal hot air furnace | |
| CN210717641U (en) | Integral type air heat exchanger | |
| CN203550547U (en) | Bell-type furnace combustion air preheater | |
| CN202757126U (en) | Radiant tube nozzle heat exchanger with finned pipe |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20121114 Termination date: 20140419 |