CN103557725A - Efficient flue heat exchanger - Google Patents
Efficient flue heat exchanger Download PDFInfo
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- CN103557725A CN103557725A CN201310567762.5A CN201310567762A CN103557725A CN 103557725 A CN103557725 A CN 103557725A CN 201310567762 A CN201310567762 A CN 201310567762A CN 103557725 A CN103557725 A CN 103557725A
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- exchange core
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- pipe
- wall
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Abstract
The invention discloses an efficient flue heat exchanger which comprises an exchange core (1), an outer pipe (2), a left end box (3) and a right end plate (4), wherein the exchange core is a rectangular pipeline made of square pipe steel through welding in a surrounding manner; heat dissipation convex ribs made of flat steel are welded at the periphery of the outer wall of the exchange core; heat absorption convex ribs made of the flat steel are welded at the periphery of the inner wall of the exchange core; the outer pipe is a rectangular pipe formed by an inner layer and an outer layer; the exchange core is fixed in the pipe cavity of the outer pipe; the channel formed by the inner wall of the outer pipe and the outer wall of the exchange core in a surrounding manner is called an outer channel; the inner pipe cavity of the exchange core is called an inner channel; during the operation, the exchange core is heated by incandescent flue gas through the inner channel, air used for air blasting and combustion supporting is heated to be hot air by the exchange core; by using the technical scheme that the heat exchange surface of the exchange core is enlarged through the large surfaces of the square pipe steel and the flat steel to improve the heat exchange efficiency, the purposes of enlarging the heat exchange surface and improving the heat exchange efficiency of the flue heat exchanger are achieved.
Description
Technical field
The present invention relates to a kind of heat-exchange device, specifically refer between the flue and chimney that is connected on melting furnace, for absorbing the heat of the red-hot flue gas of flue of flowing through, the combustion-supporting air heat of air blast is become to a kind of high-efficiency flue heat exchanger of hot-air.
Background technology
Prior art mostly is cast member for the heat exchanger of flue, and cast member is convenient to the demoulding in order to cast, and causes heat exchange surface little, and heat exchanger effectiveness is low, and therefore, prior art exists the problems and shortcomings that heat exchange surface is little, heat exchanger effectiveness is low.
Summary of the invention
The problems and shortcomings that exist for above-mentioned prior art, the present invention adopts the device consisting of exchange core, outer tube, left end case, right end plate, wherein, the rectangular duct of exchange core for being surrounded through welding by square hollow section steel, the outer wall periphery of exchange core is welded with the heat radiation convex tendon consisting of band steel, and the inner peripheral wall of exchange core is welded with the heat absorption convex tendon consisting of band steel; The rectangular duct of outer tube for being formed by internal layer, skin, exchange core is fixed in the tube chamber of outer tube; The passage being surrounded by the inwall of outer tube and the outer wall of exchange core is called outer tunnel, the interior tube chamber of exchange core is called internal channel, during work, red-hot flue gas will exchange core by internal channel and heat, and the air combustion-supporting for air blast is heated into hot-air by the exchanged core of outer tunnel; Utilize the surface area of square hollow section steel, band steel to increase greatly the heat exchange surface that exchanges core, improve the technical scheme of heat exchanger effectiveness, a kind of high-efficiency flue heat exchanger is provided, and being intended to that flue heat interchanger is reached increases the object of heat exchange surface, raising heat exchanger effectiveness.
The object of the present invention is achieved like this: a kind of high-efficiency flue heat exchanger, comprises exchange core, outer tube, left end case, right end plate, wherein: described exchange core is through welding the pipeline of the rectangle column surrounding by square hollow section steel; Side-looking projection, the uniform band steel that is welded with some protrusions of pipe outer wall of exchange core is called heat radiation convex tendon, and the uniform band steel that is welded with some protrusions of inside pipe wall of exchange core is called heat absorption convex tendon; Described square hollow section steel is that cross section is rectangular, the tubulose of hollow and thin-walled sizing steel; Described band steel is the band shape sizing steel that cross section is flattened rectangular;
Described outer tube is, from inside to outside, and the pipeline of the hollow, rectangular column being formed by the internal layer of flame-proof thermal insulation material matter and the skin of steel thin plate; Place, right front angle below the pipe outer wall of outer tube is provided with round steel pipe protrusion and that communicate with the inner chamber of outer tube 2 and is called air-out interface;
The steel box section that is provided with rectangular channel, hollow and thin-walled, rectangular ring sealing centered by described left end case, left end Xiang center rectangular through-hole is called left inside passage; The right side tank wall of left end case closes on and the through hole that is laid with some circles around described left inside passage place is called a minute wind hole, and within described minute, wind hole communicates with the inner chamber of left end case; The place, back above of left end case is provided with round steel pipe protrusion and that communicate with left end box cavity and is called air intake interface;
Described right end plate is the steel thin plate member of rectangular ring; The center of right end plate is provided with rectangular through-hole and is called right inside through hole;
Exchange core is positioned at the tube chamber center of outer tube, the passage being surrounded by the inside pipe wall of outer tube and the pipe outer wall of exchange core is called outer tunnel, by the interior tube chamber of exchange core and the tube chamber of described square hollow section steel, be referred to as internal channel, the sealing of left end case is connected to the left end of outer tube, right end plate sealing is connected to the right-hand member of outer tube, the right opening's edge of the described left inside passage of left end case is connected with the pipe outer wall seal welding of exchange core, the outer rim of the right side tank wall of left end case is connected with the described outer field left end seal welding of outer tube, the opening's edge of the described inner via hole of right end plate is connected with the pipe outer wall seal welding of exchange core, the left surface of right end plate is connected with the described outer field right-hand member seal welding of outer tube.
The direction face of structure representation is divided into up, down, left, right, front, rear side, wherein, before in the face of the face of apparatus main body, after be with described before relative face.
Operation principle and beneficial effect
During application, described internal channel is connected with the flue of melting furnace through the described inner via hole of right end plate, and internal channel is connected with chimney through the described left inside passage of left end case; Connecting attitude can be vertical, horizontal or the connection of tilting.During work, red-hot flue gas will exchange core by described internal channel from right to left and heat, cold air is entered the inner chamber of left end case by the input of air intake interface, by minute wind hole, enter described outer tunnel balanced distribution again, cold air during by described outer tunnel exchanged core be heated into hot-air, hot-air is exported by air-out interface again, combustion-supporting for melting furnace is carried out to air blast.
This device utilizes square hollow section steel, the band steel that surface area is large to make exchange core, makes to exchange core and obtains than the larger heat exchange surface of cast member, has improved heat exchanger effectiveness; The described flame-proof thermal insulation material of this device is preferably rock wool sheet material.
Above-mentioned, the present invention adopts the device consisting of exchange core, outer tube, left end case, right end plate, wherein, the rectangular duct of exchange core for being surrounded through welding by square hollow section steel, the outer wall periphery of exchange core is welded with the heat radiation convex tendon consisting of band steel, and the inner peripheral wall of exchange core is welded with the heat absorption convex tendon consisting of band steel; The rectangular duct of outer tube for being formed by internal layer, skin, exchange core is fixed in the tube chamber of outer tube; The passage being surrounded by the inwall of outer tube and the outer wall of exchange core is called outer tunnel, the interior tube chamber of exchange core is called internal channel, during work, red-hot flue gas will exchange core by internal channel and heat, and the air combustion-supporting for air blast is heated into hot-air by the exchanged core of outer tunnel; Utilize the surface area of square hollow section steel, band steel to increase greatly the heat exchange surface that exchanges core, improve the technical scheme of heat exchanger effectiveness, overcome prior art and had the problems and shortcomings that heat exchange surface is little, heat exchanger effectiveness is low, a kind of high-efficiency flue heat exchanger that provides, makes flue heat interchanger reach the object that increases heat exchange surface, improves heat exchanger effectiveness.
Accompanying drawing explanation
Fig. 1 is that the master of a kind of high-efficiency flue heat exchanger of the present invention looks sectional structure schematic diagram;
Fig. 2 is that the axle of a kind of high-efficiency flue heat exchanger of the present invention measures intention;
Fig. 3 is the left view of Fig. 1;
Fig. 4 is that internal structure schematic diagram is looked on the right side that Fig. 1 removes after right end plate 4;
Fig. 5 be in Fig. 4 A portion draw enlarged drawing;
Fig. 6 is that the axle of a kind of high-efficiency flue heat exchanger of the present invention is surveyed decomposing schematic representation.
Below in conjunction with the embodiment in accompanying drawing, the present invention is described in further detail, but should not be construed as any limitation of the invention.
In figure: exchange core 1, heat radiation convex tendon 11, heat absorption convex tendon 121, outer tube 2, internal layer 21, skin 22, air-out interface 23, left end case 3, minute wind hole 31, air intake interface 32, right end plate 4, internal channel 01, outer tunnel 02.
The specific embodiment
Consult Fig. 1～Fig. 6, a kind of high-efficiency flue heat exchanger of the present invention, comprises exchange core 1, outer tube 2, left end case 3, right end plate 4, wherein: described exchange core 1 is through welding the pipeline of the rectangle column surrounding by square hollow section steel; Side-looking projection, the uniform band steel that is welded with some protrusions of pipe outer wall of exchange core 1 is called heat radiation convex tendon 11, and the uniform band steel that is welded with some protrusions of inside pipe wall of exchange core 1 is called heat absorption convex tendon 121; Described square hollow section steel is that cross section is rectangular, the tubulose of hollow and thin-walled sizing steel; Described band steel is the band shape sizing steel that cross section is flattened rectangular;
Described outer tube 2 is, from inside to outside, and the pipeline of the hollow, rectangular column being formed by the internal layer 21 of flame-proof thermal insulation material matter and the skin 22 of steel thin plate; Place, right front angle below the pipe outer wall of outer tube 2 is provided with round steel pipe protrusion and that communicate with the inner chamber of outer tube 2 and is called air-out interface 23;
The steel box section that is provided with rectangular channel, hollow and thin-walled, rectangular ring sealing centered by described left end case 3, the center rectangular through-hole of left end case 3 is called left inside passage; The right side tank wall of left end case 3 closes on and the through hole that is laid with some circles around described left inside passage place is called a minute wind hole 31, and within described minute, wind hole 31 communicates with the inner chamber of left end case 3; The place, back above of left end case 3 is provided with round steel pipe protrusion and that communicate with left end case 3 inner chambers and is called air intake interface 32;
The steel thin plate member that described right end plate 4 is rectangular ring; The center of right end plate 4 is provided with rectangular through-hole and is called right inside through hole;
Exchange core 1 is positioned at the tube chamber center of outer tube 2, the passage being surrounded by the inside pipe wall of outer tube 2 and the pipe outer wall of exchange core 1 is called outer tunnel 02, by the exchange interior tube chamber of core 1 and the tube chamber of described square hollow section steel, be referred to as internal channel 01, 3 sealings of left end case are connected to the left end of outer tube 2, right end plate 4 sealings are connected to the right-hand member of outer tube 2, the right opening's edge of the described left inside passage of left end case 3 is connected with the pipe outer wall seal welding of exchange core 1, described outer 22 left end seal welding of the outer rim of the right side tank wall of left end case 3 and outer tube 2 is connected, the opening's edge of the described inner via hole of right end plate 4 is connected with the pipe outer wall seal welding of exchange core 1, described outer 22 right-hand member seal welding of the left surface of right end plate 4 and outer tube 2 is connected.
The direction face of structure representation is divided into up, down, left, right, front, rear side, wherein, before in the face of the face of apparatus main body, after be with described before relative face.
Operation principle and beneficial effect
During application, described internal channel 01 is connected with the flue of melting furnace through the described inner via hole of right end plate 4, and internal channel 01 is connected with chimney through the described left inside passage of left end case 3; Connecting attitude can be vertical, horizontal or the connection of tilting.During work, red-hot flue gas will exchange core 1 heating by described internal channel 01 from right to left, cold air is entered the inner chamber of left end case 3 by 32 inputs of air intake interface, by minute wind hole 31, enter described outer tunnel 02 balanced distribution again, cold air during by described outer tunnel 02 exchanged core 1 be heated into hot-air, hot-air is again by 23 outputs of air-out interface, combustion-supporting for melting furnace is carried out to air blast.
This device utilizes square hollow section steel, the band steel that surface area is large to make exchange core 1, makes to exchange core 1 and obtains than the larger heat exchange surface of cast member, has improved heat exchanger effectiveness; The described flame-proof thermal insulation material of this device is preferably rock wool sheet material.
Claims (1)
1. a high-efficiency flue heat exchanger, comprises exchange core (1), outer tube (2), left end case (3), right end plate (4), it is characterized in that: described exchange core (1) is through welding the pipeline of the rectangle column surrounding by square hollow section steel; Side-looking projection, the uniform band steel that is welded with some protrusions of pipe outer wall of exchange core (1) is called heat radiation convex tendon (11), and the uniform band steel that is welded with some protrusions of inside pipe wall of exchange core (1) is called heat absorption convex tendon (121); Described square hollow section steel is that cross section is rectangular, the tubulose of hollow and thin-walled sizing steel; Described band steel is the band shape sizing steel that cross section is flattened rectangular;
Described outer tube (2) is, from inside to outside, and the pipeline of the hollow, rectangular column being formed by the internal layer (21) of flame-proof thermal insulation material matter and the skin (22) of steel thin plate; Place, right front angle below the pipe outer wall of outer tube (2) is provided with round steel pipe protrusion and that communicate with the inner chamber of outer tube (2) and is called air-out interface (23);
The steel box section that is provided with rectangular channel, hollow and thin-walled, rectangular ring sealing centered by described left end case (3), the center rectangular through-hole of left end case (3) is called left inside passage; The right side tank wall of left end case (3) closes on and the through hole that is laid with some circles around described left inside passage place is called a minute wind hole (31), described minute wind hole (31) communicate with the inner chamber of left end case (3); The place, back above of left end case (3) is provided with round steel pipe protrusion and that communicate with left end case (3) inner chamber and is called air intake interface (32);
The steel thin plate member that described right end plate (4) is rectangular ring; The center of right end plate (4) is provided with rectangular through-hole and is called right inside through hole;
Exchange core (1) is positioned at the tube chamber center of outer tube (2), the passage being surrounded by the inside pipe wall of outer tube (2) and the pipe outer wall of exchange core (1) is called outer tunnel (02), by the interior tube chamber of exchange core (1) and the tube chamber of described square hollow section steel, be referred to as internal channel (01), left end case (3) sealing is connected to the left end of outer tube (2), right end plate (4) sealing is connected to the right-hand member of outer tube (2), the right opening's edge of the described left inside passage of left end case (3) is connected with the pipe outer wall seal welding of exchange core (1), the outer rim of the right side tank wall of left end case (3) is connected with the left end seal welding of the described skin (22) of outer tube (2), the opening's edge of the described inner via hole of right end plate (4) is connected with the pipe outer wall seal welding of exchange core (1), the left surface of right end plate (4) is connected with the right-hand member seal welding of the described skin (22) of outer tube (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310567762.5A CN103557725B (en) | 2013-11-08 | 2013-11-08 | A kind of Efficient flue heat exchanger |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310567762.5A CN103557725B (en) | 2013-11-08 | 2013-11-08 | A kind of Efficient flue heat exchanger |
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| CN103557725A true CN103557725A (en) | 2014-02-05 |
| CN103557725B CN103557725B (en) | 2015-08-26 |
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| CN201310567762.5A Active CN103557725B (en) | 2013-11-08 | 2013-11-08 | A kind of Efficient flue heat exchanger |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3797569A (en) * | 1973-03-29 | 1974-03-19 | American Schack Co | Cage type radiation recuperator |
| JP2001304049A (en) * | 2000-02-16 | 2001-10-31 | Usui Internatl Ind Co Ltd | Multiple pipe type egr gas cooling device |
| US20090013678A1 (en) * | 2007-07-11 | 2009-01-15 | Andreas Capelle | Heat exchanger for the exhaust gas line of a motor vehicle, method for producing a heat exchanger and assembly tool herefor |
| CN101458042A (en) * | 2007-12-14 | 2009-06-17 | 程青 | Heat absorber |
| CN203550688U (en) * | 2013-11-08 | 2014-04-16 | 宁波佳比佳工贸有限公司 | Efficient flue heat exchanger |
-
2013
- 2013-11-08 CN CN201310567762.5A patent/CN103557725B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3797569A (en) * | 1973-03-29 | 1974-03-19 | American Schack Co | Cage type radiation recuperator |
| JP2001304049A (en) * | 2000-02-16 | 2001-10-31 | Usui Internatl Ind Co Ltd | Multiple pipe type egr gas cooling device |
| US20090013678A1 (en) * | 2007-07-11 | 2009-01-15 | Andreas Capelle | Heat exchanger for the exhaust gas line of a motor vehicle, method for producing a heat exchanger and assembly tool herefor |
| CN101458042A (en) * | 2007-12-14 | 2009-06-17 | 程青 | Heat absorber |
| CN203550688U (en) * | 2013-11-08 | 2014-04-16 | 宁波佳比佳工贸有限公司 | Efficient flue heat exchanger |
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| CN103557725B (en) | 2015-08-26 |
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Effective date of registration: 20200520 Address after: 233000 Xianghe Home Floor No.9, Xinhuai Road, Dongsheng Street, Longzihu District, Bengbu City, Anhui Province Patentee after: Bengbu Qibang Science and Technology Information Consulting Co., Ltd. Address before: 315609 Meilin Garden Development Zone, Ninghai County, Zhejiang, Ningbo Patentee before: NINGBO JIABIJIA INDUSTRY & TRADE Co.,Ltd. |
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Effective date of registration: 20210222 Address after: 226600 group 17, Jianghai village, laobagang Binhai New Area (jiaoxie town), Hai'an City, Nantong City, Jiangsu Province Patentee after: Nantong Binrui Intelligent Technology Co.,Ltd. Address before: 233000 No.9, 1st floor, Xianghe Jiayuan, Xinhuai Road, Dongsheng Street, Longzihu District, Bengbu City, Anhui Province Patentee before: Bengbu Qibang Science and Technology Information Consulting Co.,Ltd. |
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