CN203550688U - Efficient flue heat exchanger - Google Patents
Efficient flue heat exchanger Download PDFInfo
- Publication number
- CN203550688U CN203550688U CN201320718255.2U CN201320718255U CN203550688U CN 203550688 U CN203550688 U CN 203550688U CN 201320718255 U CN201320718255 U CN 201320718255U CN 203550688 U CN203550688 U CN 203550688U
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- exchange core
- steel
- left end
- outer tube
- wall
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Abstract
The utility model provides an efficient flue heat exchanger. The efficient flue heat exchanger comprises an exchange core (1), an outer tube (2), a left end box (3) and a right end plate (4). According to the device which is composed of the above components, the exchange core is a rectangular pipeline which is defined by square tube steel in a welding mode, radiating raised ribs which are made of flat steel are welded on the periphery of the outer wall of the exchange core, and heat absorption raised ribs which are made of flat steel are welded on the periphery of the inner wall of the exchange core. The outer tube is a rectangular pipeline which is formed by an inner layer and an outer layer, and the exchange core is fixed in a tube cavity of the outer tube. A channel which is defined by the inner wall of the outer tube and the outer wall of the exchange core is called an outer channel, and an inner tube cavity of the exchange core is called an inner channel. In the working process, glowing flue gas heats the exchange core through the inner channel, and air used for blast and combustion-supporting is heated by the exchange core to be hot air; by the adoption of the technical scheme that the large surface area of the square tube steel and the large surface area of the flat steel are used for increasing the heat exchange area of the exchange core, so that heat exchange efficiency is improved, the flue heat exchanger achieves the purposes that the heat exchange surface area is increased and the heat exchange efficiency is improved.
Description
Technical field
The utility model relates to a kind of heat-exchange device, specifically refers 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, air heat combustion-supporting 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 utility model adopts the device consisting of exchange core, outer tube, left end case, right end plate, wherein, exchange core is the rectangular duct 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; Outer tube is the rectangular duct consisting of internal layer, skin, and exchange core is fixed in the tube chamber of outer tube; Inwall by outer tube is called outer tunnel with the passage that the outer wall of exchange core surrounds, the interior tube chamber of exchange core is called internal channel, during work, red-hot flue gas will exchange core heating by internal channel, 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 of exchange 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 purpose of this utility model is achieved in that 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 point wind hole, and described point of 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, inside pipe wall by outer tube is called outer tunnel with the passage that the pipe outer wall of exchange core surrounds, 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 heating by described internal channel from right to left, cold air is entered the inner chamber of left end case by the input of air intake interface, by point 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 utility model adopts the device consisting of exchange core, outer tube, left end case, right end plate, wherein, exchange core is the rectangular duct 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; Outer tube is the rectangular duct consisting of internal layer, skin, and exchange core is fixed in the tube chamber of outer tube; Inwall by outer tube is called outer tunnel with the passage that the outer wall of exchange core surrounds, the interior tube chamber of exchange core is called internal channel, during work, red-hot flue gas will exchange core heating by internal channel, 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 of exchange 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 utility model looks sectional structure schematic diagram;
Fig. 2 is that the axle of a kind of high-efficiency flue heat exchanger of the present utility model 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 utility model is surveyed decomposing schematic representation.
Below in conjunction with the embodiment in accompanying drawing, the utility model is described in further detail, but should not be construed as any restriction of the present utility model.
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, point 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 utility model, 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 point wind hole 31, and described point of 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, inside pipe wall by outer tube 2 is called outer tunnel 02 with the passage that the pipe outer wall of exchange core 1 surrounds, 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 by described internal channel 01 from right to left and heat, cold air is entered the inner chamber of left end case 3 by 32 inputs of air intake interface, by point 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 exported by air-out interface 23 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 1, makes to exchange core 1 and obtains the heat exchange surface larger than 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, comprise 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 point wind hole (31), and described point of 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 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), inside pipe wall by outer tube (2) is called outer tunnel (02) with the passage that the pipe outer wall of exchange core (1) surrounds, 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 |
|---|---|---|---|
| CN201320718255.2U CN203550688U (en) | 2013-11-08 | 2013-11-08 | Efficient flue heat exchanger |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320718255.2U CN203550688U (en) | 2013-11-08 | 2013-11-08 | Efficient flue heat exchanger |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203550688U true CN203550688U (en) | 2014-04-16 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320718255.2U Withdrawn - After Issue CN203550688U (en) | 2013-11-08 | 2013-11-08 | Efficient flue heat exchanger |
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| Country | Link |
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| CN (1) | CN203550688U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103557725A (en) * | 2013-11-08 | 2014-02-05 | 宁波佳比佳工贸有限公司 | Efficient flue heat exchanger |
-
2013
- 2013-11-08 CN CN201320718255.2U patent/CN203550688U/en not_active Withdrawn - After Issue
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103557725A (en) * | 2013-11-08 | 2014-02-05 | 宁波佳比佳工贸有限公司 | Efficient flue heat exchanger |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20140416 Effective date of abandoning: 20150826 |
|
| RGAV | Abandon patent right to avoid regrant |