CN105180681A - Detachable pipe bundle flue type heat collection equipment and method - Google Patents
Detachable pipe bundle flue type heat collection equipment and method Download PDFInfo
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- CN105180681A CN105180681A CN201510741491.XA CN201510741491A CN105180681A CN 105180681 A CN105180681 A CN 105180681A CN 201510741491 A CN201510741491 A CN 201510741491A CN 105180681 A CN105180681 A CN 105180681A
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Abstract
The invention relates to the technical field of afterheat utilization of waste heat exhaust gas, and discloses detachable pipe bundle flue type heat collection equipment. The detachable pipe bundle flue type heat collection equipment is formed by communicating an exhaust gas air flue (3) of a heat exchange pipe bundle assembly positioned in a framework assembly (2) with an exhaust gas outlet air flue (11) by an exhaust gas inlet air flue (1), wherein the heat exchange pipe bundle assembly at least comprises a plurality of detachable heat exchange pipe bundle units (12) which are connected in series along the flue direction. The detachable pipe bundle flue type heat collection equipment has the characteristics of compact and reasonable structure, convenience in repairing and replacement, reduction of equipment repairing cost and the like; the workload of on-site repairing is reduced, the downtime for equipment repairing is shortened, and the production cost is reduced; meanwhile, high product competitiveness can be created for the flue type heat collection equipment in the field of industrial afterheat recycling, and the detachable pipe bundle flue type heat collection equipment can be better applied and popularized in a low-temperature exhaust gas afterheat recycling system, and has a considerable prospect.
Description
Technical field
The present invention relates to waste heat flue gas heat recovery technical field, be specifically related to a kind of detachable tube bank chimney flue type collecting apparatus and method.
Background technology
In recent years, along with energy shortage, environmental pollution and scientific and technological progress, new progress is achieved to the recycling pay attention to day by day of low-temperature waste heat fume afterheat both at home and abroad.In low-temperature industrial residual neat recovering system, in low temperature flue, be generally provided with flue gas waste heat recovery system for Mist heat recovering.Chimney flue type collecting apparatus is as the nucleus equipment in flue gas waste heat recovery system, and its heat exchange efficiency directly determines its waste heat amount that can be recovered to, investment output ratio.Flue gas waste heat recovery is significant, and can be used for heat process fluid, for heating system provides thermal source, as the thermal source of cogeneration, can also reach economize energy, reduces the object of environmental thermal pollution.
, mainly there is following defect in flue gas waste heat recovery equipment, particularly medium-and-large-sized smoke and waste steam boiler: one, equipment volume is huge, transport is inconvenient, needs Site Welding, assembled formation, and workload is large, installation cost is high, two, built-in tube bank is arranged closely, in low-temperature flue gas, fume amount is large, and it is normal containing the extremely strong sulphide media that is corrosive, equipment longtime running, flue dust fouling will be attached to heat exchanger tube surface, be gathered in position, tube bundle support plate dead angle etc., be difficult to thoroughly clean out, dirt layer can the more long-pending thicker waste heat recovery apparatus fume side resistance that makes considerably beyond design load, greatly reduce equipment heat exchange efficiency, three, because in the medium of generation high-temperature flue gas, sulfur content is higher, usually oxysulfide can be produced during burning, namely sulfuric acid vapor (the sour Lu Wendu of general flue gas is 125 ~ 145 DEG C) is formed after being combined with steam.When the metal pipe-wall temperature of heat exchanger is lower than the set point (being called acid dew point) of sulfuric acid vapor, liquid sulfuric acid (being called condensation) heat exchanging tube wall will be formed on its surface and produce acid dew corrosion leakage, cause a whole set of unit to scrap replacing, cause larger economic loss to enterprise.And the main method solving the corrosion of acid dew is at present: the tube wall temperature one, improving flue gas waste heat recovery equipment, make exhaust gas temperature higher than the dew-point temperature of flue gas, this just causes a large amount of irretrievable thermal waste and environmental pollution.Two, adopt resistant material, as stainless steel tube, glass enamel pipe, corrosion-resistant low-alloy pipe etc., but cause equipment cost to improve greatly due to the restriction of these material prices or service condition.
Summary of the invention
The object of the invention is the deficiency for solving the problems of the technologies described above, a kind of detachable tube bank chimney flue type collecting apparatus and method are provided, according to the difference of flue-gas temperature, dust content, sub-module design is carried out to flue gas waste heat recovery equipment, by quick-detachment with change heat-exchanging tube bundle assembly to the local deashing of collecting apparatus, maintenance, and the tube bank of flue dust erosion, low temperature acid dew corrosion and damage is changed, this not only shortens the maintenance time of equipment, also can be enterprise and avoids larger economic loss; This structural repair, easy for installation, quick, and avoid the replacing of whole the equipment caused due to equipment local damage.
For the deficiency solved the problems of the technologies described above, the technical solution adopted in the present invention is:
A kind of detachable tube bank chimney flue type collecting apparatus, this collecting apparatus comprises: high-temperature flue gas import air channel, framework assembly, heat-exchanging tube bundle assembly, low-temperature flue gas outlet conduits; Described high-temperature flue gas import air channel is communicated with low exhanst gas outlet air channel by the flue gas air channel being positioned at the heat-exchanging tube bundle assembly of framework assembly;
Described heat-exchanging tube bundle assembly is in series along flue direction by multiple detachable heat-exchanging tube bundle unit, or is made up of along the parallel connection of flue direction multiple detachable heat-exchanging tube bundle unit; Tube side fluid between each detachable heat-exchanging tube bundle unit is connected by outer connecting pipe assembly flange method; The channel flange of detachable heat-exchanging tube bundle unit termination is connected with framework assembly by sealing gasket bolt;
Described framework assembly includes and holds heat-exchanging tube bundle unit support body corresponding to multiple detachable heat-exchanging tube bundle unit, and each heat-exchanging tube bundle unit support body is in series along flue direction; Be provided with the guide rail slided relative to framework assembly in order to detachable heat-exchanging tube bundle unit in each heat-exchanging tube bundle unit support body, the side of each heat-exchanging tube bundle unit support body is the steel plate of welding, forms the flue casing of hermetically-sealed construction;
Described detachable heat-exchanging tube bundle unit includes liquid in-out collector, snakelike or U heat exchange, roller set, channel flange, gripper shoe and cylinder lever connecting rod; Snakelike or the U heat exchange of multiple uniform arrangement is all longitudinally furnished with some gripper shoes, snakelike or the U heat exchange of multiple uniform arrangement is provided with at least four group roller set, roller set is fixed in some gripper shoes that in the snakelike or U heat exchange of multiple uniform arrangement, all longitudinal direction is arranged, snakelike or U heat exchange is respectively arranged with liquid in-out collector with the liquid inlet and outlet mouth of pipe held; This liquid in-out collector with end is provided with the channel flange of Fixed Tube-sheet Reboiler, and channel flange is fixedly connected with framework assembly by sealing gasket bolt.
A kind of detachable tube bank chimney flue type collecting apparatus, described framework assembly is composed in series along flue direction vertically downward by each heat-exchanging tube bundle unit support body, group all-in-one-piece vertical dismountable tube bank chimney flue type thermal-arrest support body; Wherein be provided with a detachable heat-exchanging tube bundle unit in each heat-exchanging tube bundle unit support body.
A kind of detachable tube bank chimney flue type collecting apparatus, described framework assembly is restrained chimney flue type thermal-arrest support body by two mutually isostructural one vertical dismountables and is composed in parallel, group all-in-one-piece vertical dismountable tube bank in parallel chimney flue type thermal-arrest support body; Wherein the upper end of vertical dismountable tube bank chimney flue type thermal-arrest support body in parallel is provided with gas approach air channel, and lower end is provided with exhanst gas outlet air channel.
A kind of detachable tube bank chimney flue type collecting apparatus, described framework assembly is restrained the parallel connection of chimney flue type thermal-arrest support body by two mutually isostructural one vertical dismountables and is combined, and the bottom of wherein in parallel two mutually isostructural one vertical dismountable tube bank chimney flue type thermal-arrest support bodys is provided with steering air channel; Two identical structure one end of top parallel connection are provided with gas approach air channel, and the other end is provided with exhanst gas outlet air channel, are integrally formed the detachable tube bank chimney flue type thermal-arrest frame structure of formula U-shaped flue or W shape flue and bellows flue connection in series-parallel combination.
A kind of detachable tube bank chimney flue type collecting apparatus, described heat-exchanging tube bundle assembly to become the detachable tube bank of vertical structure by outer connecting pipe component string joint group by being positioned at detachable heat-exchanging tube bundle unit that the inverse flue vertical direction of each heat-exchanging tube bundle unit support body arranges; Wherein, the media flow direction in the detachable tube bank of vertical structure is contrary with flow of flue gas direction in flue.
A kind of detachable tube bank chimney flue type collecting apparatus, described detachable heat-exchanging tube bundle unit is connected and composed by liquid in-out collector assembly welding by the snakelike of one or more groups or U heat exchange, often organizes described snakelike or U heat exchange for many rows or multiple row.
A kind of detachable tube bank chimney flue type collecting apparatus, described snakelike or U heat exchange is the efficient heat-exchanging pipe of light pipe or fin tube type.
A kind of detachable tube bank chimney flue type collecting apparatus, described detachable heat-exchanging tube bundle unit is multiple row or arranged in rows.
A kind of detachable tube bank chimney flue type collecting apparatus, described framework assembly is rectangular body framework, and rectangular body framework is the body structure be made up of longeron, crossbeam, column and the guide rail that supports detachable heat-exchanging tube bundle unit; Upper and lower or the left and right side of body structure is provided with gas approach air channel and exhanst gas outlet air channel.
A kind of detachable tube bank chimney flue type collecting apparatus, described collecting apparatus overall structure or be vertical installation, or be Horizontal mounting arrangements.
A method of work for detachable tube bank chimney flue type collecting apparatus, its step is as follows:
One, assemble:
1) high-temperature flue gas import air channel, framework assembly, heat-exchanging tube bundle assembly, low-temperature flue gas outlet conduits is prepared;
2) install, first framework assembly is installed, install detachable heat-exchanging tube bundle unit in each heat-exchanging tube bundle unit support body of framework assembly, form the flue gas air channel of tubulose, the detachable heat-exchanging tube bundle unit in each heat-exchanging tube bundle unit support body is composed in series by outer connecting pipe assembly; The heat-exchanging tube bundle unit support body at top, flue gas air channel installs high-temperature flue gas import air channel; Heat-exchanging tube bundle unit support body bottom flue gas air channel installs low-temperature flue gas outlet conduits;
3) during work, the detachable heat-exchanging tube bundle unit installed in the heat-exchanging tube bundle unit support body of framework assembly breaks down, the bolt of the detachable heat-exchanging tube bundle unit side head channel flange that detachable outer connecting pipe assembly, dismounting are connected with framework assembly, make detachable heat-exchanging tube bundle unit by the slide in heat-exchanging tube bundle unit support body out, change new detachable heat-exchanging tube bundle unit, ensure that collecting apparatus works on.
Owing to adopting technical scheme as above, the present invention has following superiority:
According to the difference of flue-gas temperature, dust content, sub-module design is carried out to flue gas waste heat recovery equipment, the heat-exchanging tube bundle unit of quick release and replacing is set at the position of easily acid dew corrosion, by quick-detachment with change heat-exchanging tube bundle assembly to the local deashing of collecting apparatus, maintenance, and flue dust erosion, the tube bank of low temperature acid dew corrosion and damage are changed, shorten the maintenance time of equipment, also can be enterprise and avoid larger economic loss; There is compact conformation, rationally, easy access, replacing, save the features such as maintenance of equipment expense, decrease field maintenance workload, shorten maintenance of equipment downtime, reduce production cost; Meanwhile, the present invention creates good product competitiveness by for chimney flue type collecting apparatus in industrial afterheat recovery field, and applies better in low-temperature flue gas waste heat recovery system and promote, and prospect is very considerable.
Accompanying drawing explanation
Fig. 1 is the structural representation of detachably restraining chimney flue type collecting apparatus.
Fig. 2 is the structural representation of detachable heat-exchanging tube bundle unit.
Fig. 3 is the structural representation of the multiple detachable heat-exchanging tube bundle units in series combination of straight flue.
Fig. 4 is the connection in series-parallel combining structure schematic diagram of the multiple detachable heat-exchanging tube bundle of straight flue.
Fig. 5 is the multiple detachable heat-exchanging tube bundle unit strings parallel combination structure schematic diagram of U flue.
In figure: 1, gas approach air channel, 2, framework assembly, 3, flue gas air channel, 4, outer connecting pipe assembly, 5, liquid in-out collector, 6, snakelike or U heat exchange, 7, roller set, 8, connect bobbin carriage, 9, gripper shoe, 10, cylinder lever connecting rod, 11, exhanst gas outlet air channel, 12, detachable heat-exchanging tube bundle unit.
Detailed description of the invention
With specific embodiment, the present invention is illustrated by reference to the accompanying drawings:
As shown in Fig. 1,2,3,4,5, a kind of detachable tube bank chimney flue type collecting apparatus, this collecting apparatus comprises: high-temperature flue gas import air channel 1, framework assembly 2, heat-exchanging tube bundle assembly, low exhanst gas outlet air channel 11; Described high-temperature flue gas import air channel 1 is communicated with low-temperature flue gas outlet conduits 11 by the flue gas air channel 3 of the heat-exchanging tube bundle assembly being positioned at framework assembly 2; Gas approach air channel 1, exhanst gas outlet air channel 3 can according to the shape of flue and sectional area and and the joint face profile design of framework assembly 2.
Described heat-exchanging tube bundle assembly is in series along flue direction by multiple detachable heat-exchanging tube bundle unit 12, or is made up of along the parallel connection of flue direction multiple detachable heat-exchanging tube bundle unit 12; Tube side fluid between each detachable heat-exchanging tube bundle unit 12 is connected by outer connecting pipe assembly 4 flange method; The channel flange 8 of detachable heat-exchanging tube bundle unit 12 termination is connected with framework assembly 2 by sealing gasket bolt;
Described framework assembly 2 includes and holds heat-exchanging tube bundle unit support body corresponding to multiple detachable heat-exchanging tube bundle unit, and each heat-exchanging tube bundle unit support body is in series along flue direction; Be provided with the guide rail slided relative to framework assembly 2 in order to detachable heat-exchanging tube bundle unit 12 in each heat-exchanging tube bundle unit support body, the side of each heat-exchanging tube bundle unit support body is the steel plate of welding, forms the flue casing of hermetically-sealed construction;
As shown in Figure 2, described detachable heat-exchanging tube bundle unit 12 includes liquid in-out collector 5, snakelike or U heat exchange 6, roller set 7, channel flange 8, gripper shoe 9 and cylinder lever connecting rod 10; Described snakelike or U heat exchange 6 is all longitudinally furnished with gripper shoe 9, distribute according to the gravity of detachable heat-exchanging tube bundle unit 12 and be provided with at least four group roller set 7 by often organizing on detachable heat-exchanging tube bundle unit 12, roller set is fixed in gripper shoe 9, and snakelike or U heat exchange 6 is respectively arranged with liquid in-out collector 5 with the liquid inlet and outlet mouth of pipe held; This liquid in-out collector 5 with end is provided with the channel flange 6 of Fixed Tube-sheet Reboiler, and channel flange 6 is fixedly connected with framework assembly 2 by sealing gasket bolt.
Described heat-exchanging tube bundle assembly is made up of multiple detachable heat-exchanging tube bundle unit 2 and fixed heat-exchanging tube bundle unit; Multiple described detachable heat-exchanging tube bundle unit 2 is arranged along flue direction serial or parallel connection; Fixed heat-exchanging tube bundle unit is at least two, and described fixed heat-exchanging tube bundle unit lays respectively at the two ends of multiple detachable heat-exchanging tube bundle unit.
Described detachable heat-exchanging tube bundle unit 12 is connected and composed by liquid in-out collector 5 assembly welding by the snakelike of one or more groups or U heat exchange 3, often organizes described snakelike or U heat exchange 6 for many rows or multiple row.
Described snakelike or U heat exchange 6 is the efficient heat-exchanging pipe of light pipe or fin tube type.
Described detachable heat-exchanging tube bundle unit 12 is that multiple row or many tandems are arranged.
Described framework assembly 2 is composed in series along flue direction vertically downward by each heat-exchanging tube bundle unit support body, group all-in-one-piece vertical dismountable tube bank chimney flue type thermal-arrest support body; Wherein be provided with a detachable heat-exchanging tube bundle unit 12 in each heat-exchanging tube bundle unit support body.
Described framework assembly 2 is rectangular body framework, and rectangular body framework is the body structure be made up of longeron, crossbeam, column and the guide rail that supports detachable heat-exchanging tube bundle unit; Upper and lower or the left and right side of body structure is provided with gas approach air channel 1 and exhanst gas outlet air channel 11.
As shown in Figure 3, for the one of the vertical displacement structure of the multiple detachable heat-exchanging tube bundle units in series combination of straight flue detachably restrains chimney flue type collecting apparatus, comprise gas approach air channel 1, framework assembly 2, heat-exchanging tube bundle assembly, flue gas air channel 3 and exhanst gas outlet air channel 11; Described gas approach air channel 1, by being positioned at flue gas air channel 3 and exhanst gas outlet air channel about 11 vertical connection of framework assembly 2 heat-exchanging tube bundle assembly, forms vertical heat-collecting equipment; Each heat-exchanging tube bundle unit support body of described framework assembly 2 is cascaded structure; The each detachable heat-exchanging tube bundle unit of described heat-exchanging tube bundle assembly is upper and lower vertical series structure.Namely heat-exchanging tube bundle assembly is by the detachable tube bank being positioned at detachable heat-exchanging tube bundle unit 12 that the inverse flue vertical direction of each heat-exchanging tube bundle unit support body arranges and being composed in series by outer connecting pipe assembly 4 vertical structure; Wherein, the media flow direction in detachable tube bank is contrary with flow of flue gas direction in flue.
As shown in Figure 4, for the vertical displacement structure that the connection in series-parallel of the multiple detachable heat-exchanging tube bundle of straight flue is combined, a kind of detachable tube bank chimney flue type collecting apparatus, described framework assembly 2 is restrained chimney flue type thermal-arrest support body by two mutually isostructural one vertical dismountables and is composed in parallel, group all-in-one-piece vertical dismountable tube bank in parallel chimney flue type thermal-arrest support body; Wherein the upper end of vertical dismountable tube bank chimney flue type thermal-arrest support body in parallel is provided with gas approach air channel 1, and lower end is provided with exhanst gas outlet air channel 11.
As shown in Figure 5, for the one of the multiple detachable heat-exchanging tube bundle unit strings parallel combination structure of U flue detachably restrains chimney flue type collecting apparatus, described framework assembly 2 is restrained the parallel connection of chimney flue type thermal-arrest support body by two mutually isostructural one vertical dismountables and is combined, and the bottom of wherein in parallel two mutually isostructural one vertical dismountable tube bank chimney flue type thermal-arrest support bodys is provided with steering air channel 13; Two identical structure one end of top parallel connection are provided with gas approach air channel 1, and the other end is provided with exhanst gas outlet air channel 11, are integrally formed the detachable tube bank chimney flue type thermal-arrest frame structure of formula U-shaped flue connection in series-parallel combination.
Or adopt aforesaid way to be integrally formed formula W shape flue, and the detachable tube bank chimney flue type thermal-arrest frame structure of integral type bellows flue connection in series-parallel combination.
A method of work for detachable tube bank chimney flue type collecting apparatus, its step is as follows:
One, assemble:
1) high-temperature flue gas import air channel 1, framework assembly 2, heat-exchanging tube bundle assembly, low-temperature flue gas outlet conduits 11 is prepared;
2) install, first framework assembly 2 is installed, install detachable heat-exchanging tube bundle unit 12 in each heat-exchanging tube bundle unit support body of framework assembly 2, form the flue gas air channel 3 of tubulose, the detachable heat-exchanging tube bundle unit 12 in each heat-exchanging tube bundle unit support body is composed in series by outer connecting pipe assembly 4; The heat-exchanging tube bundle unit support body at top, flue gas air channel 3 installs high-temperature flue gas import air channel 1; The heat-exchanging tube bundle unit support body at top, flue gas air channel 3 installs low-temperature flue gas outlet conduits 11;
3) during work, the detachable heat-exchanging tube bundle unit 12 installed in the heat-exchanging tube bundle unit support body of framework assembly 2 breaks down, the bolt of the detachable heat-exchanging tube bundle unit 12 termination channel flange 8 that detachable outer connecting pipe assembly 4, dismounting are connected with framework assembly 2, make detachable heat-exchanging tube bundle unit 12 by the slide in heat-exchanging tube bundle unit support body out, change new detachable heat-exchanging tube bundle unit 12, ensure that collecting apparatus works on.
More than show and describe general principle of the present invention and principal character.The technical staff of the industry should understand; the present invention is not restricted to the described embodiments; what describe in above-described embodiment and description just illustrates principle of the present invention; without departing from the spirit and scope of the present invention; the present invention also has various changes and modifications, and these changes and improvements all fall in the claimed scope of the invention.Application claims protection domain is defined by appending claims and equivalent thereof.
Claims (10)
1. a detachable tube bank chimney flue type collecting apparatus, is characterized in that: this collecting apparatus comprises: high gas approach air channel (1), framework assembly (2), heat-exchanging tube bundle assembly, low exhanst gas outlet air channel (11); Described high-temperature flue gas import air channel (1) is communicated with low exhanst gas outlet air channel (11) by the flue gas air channel (3) being positioned at the heat-exchanging tube bundle assembly of framework assembly (2);
Described heat-exchanging tube bundle assembly is in series along flue direction by multiple detachable heat-exchanging tube bundle unit (12), or is made up of along the parallel connection of flue direction multiple detachable heat-exchanging tube bundle unit (12);
Tube side fluid between each detachable heat-exchanging tube bundle unit (12) is connected by outer connecting pipe assembly (4) flange method; The channel flange (8) of detachable heat-exchanging tube bundle unit (12) termination is connected with framework assembly (2) by sealing gasket bolt;
Described framework assembly (2) includes and holds heat-exchanging tube bundle unit support body corresponding to multiple detachable heat-exchanging tube bundle unit, and each heat-exchanging tube bundle unit support body is in series along flue direction; Be provided with the guide rail slided relative to framework assembly (2) in order to detachable heat-exchanging tube bundle unit (12) in each heat-exchanging tube bundle unit support body, the side of each heat-exchanging tube bundle unit support body is the steel plate of welding, forms the flue casing of hermetically-sealed construction;
Described detachable heat-exchanging tube bundle unit (12) includes liquid in-out collector (5), snakelike or U heat exchange (6), roller set (7), channel flange (8), gripper shoe (9) and cylinder lever connecting rod (10); Snakelike or the U heat exchange (6) of multiple uniform arrangement is all longitudinally furnished with some gripper shoes (9), snakelike or the U heat exchange (6) of multiple uniform arrangement is provided with at least four group roller set 7, roller set 7 is fixed in some gripper shoes (9) that in the snakelike or U heat exchange (6) of multiple uniform arrangement, all longitudinal direction is arranged, snakelike or U heat exchange (6) is respectively arranged with liquid in-out collector (5) with the liquid inlet and outlet mouth of pipe held; This liquid in-out collector (5) with end is provided with the channel flange (6) of Fixed Tube-sheet Reboiler, and channel flange (6) is fixedly connected with framework assembly (2) by sealing gasket bolt.
2. a kind of detachable tube bank chimney flue type collecting apparatus as claimed in claim 1, it is characterized in that: described framework assembly (2) is composed in series along flue direction vertically downward by each heat-exchanging tube bundle unit support body, group all-in-one-piece vertical dismountable tube bank chimney flue type thermal-arrest support body; Wherein be provided with a detachable heat-exchanging tube bundle unit (12) in each heat-exchanging tube bundle unit support body.
3. a kind of detachable tube bank chimney flue type collecting apparatus as claimed in claim 2, it is characterized in that: described framework assembly (2) is restrained chimney flue type thermal-arrest support body by two mutually isostructural one vertical dismountables and composed in parallel, group all-in-one-piece vertical dismountable tube bank in parallel chimney flue type thermal-arrest support body; Wherein the upper end of vertical dismountable tube bank chimney flue type thermal-arrest support body in parallel is provided with gas approach air channel (1), and lower end is provided with exhanst gas outlet air channel (11).
4. a kind of detachable tube bank chimney flue type collecting apparatus as claimed in claim 2, it is characterized in that: described framework assembly (2) is restrained the parallel connection of chimney flue type thermal-arrest support body by two mutually isostructural one vertical dismountables and combined, the bottom of wherein in parallel two mutually isostructural one vertical dismountable tube bank chimney flue type thermal-arrest support bodys is provided with steering air channel (13); Two identical structure one end of top parallel connection are provided with gas approach air channel (1), the other end is provided with exhanst gas outlet air channel (11), is integrally formed the detachable tube bank chimney flue type thermal-arrest frame structure of formula U-shaped flue or W shape flue and bellows flue connection in series-parallel combination.
5. tube bank chimney flue type collecting apparatus as claimed in claim 1 a kind of detachable, is characterized in that: described heat-exchanging tube bundle assembly to be composed in series the detachable tube bank of vertical structure by outer connecting pipe assembly (4) by being positioned at detachable heat-exchanging tube bundle unit (12) that the inverse flue vertical direction of each heat-exchanging tube bundle unit support body arranges; Wherein, the flow direction in the detachable tube bank of vertical structure is contrary with flue direction.
6. a kind of detachable tube bank chimney flue type collecting apparatus as claimed in claim 1, it is characterized in that: described detachable heat-exchanging tube bundle unit (12) is connected and composed by liquid in-out collector (5) assembly welding by the snakelike of one or more groups or U heat exchange (3), often organize described snakelike or U heat exchange (6) for many rows or multiple row.
7. tube bank chimney flue type collecting apparatus as claimed in claim 1 a kind of detachable, is characterized in that: the efficient heat-exchanging pipe that described snakelike or U heat exchange (6) is light pipe or fin tube type.
8. a kind of detachable tube bank chimney flue type collecting apparatus as claimed in claim 1, is characterized in that: described detachable heat-exchanging tube bundle unit (12) is multiple row or arranged in rows.
9. a kind of detachable tube bank chimney flue type collecting apparatus as claimed in claim 1, it is characterized in that: described framework assembly (2) is rectangular body framework, rectangular body framework is the body structure be made up of longeron, crossbeam, column and the guide rail that supports detachable heat-exchanging tube bundle unit; Upper and lower or the left and right side of body structure is provided with gas approach air channel (1) and exhanst gas outlet air channel (11).
10. the method for work of a kind of detachable tube bank chimney flue type collecting apparatus as claimed in claim 1, is characterized in that: its step is as follows:
One, assemble:
1) high-temperature flue gas import air channel (1), framework assembly (2), heat-exchanging tube bundle assembly, low-temperature flue gas outlet conduits (11) is prepared;
2) install, first framework assembly (2) is installed, in each heat-exchanging tube bundle unit support body of framework assembly (2), detachable heat-exchanging tube bundle unit (12) is installed, form the flue gas air channel (3) of tubulose, the detachable heat-exchanging tube bundle unit (12) in each heat-exchanging tube bundle unit support body is composed in series by outer connecting pipe assembly (4); The heat-exchanging tube bundle unit support body at flue gas air channel (3) top installs high-temperature flue gas import air channel (1); The heat-exchanging tube bundle unit support body of bottom, flue gas air channel (3) installs low-temperature flue gas outlet conduits (11);
3) during work, the detachable heat-exchanging tube bundle unit (12) of installing in the heat-exchanging tube bundle unit support body of framework assembly (2) is broken down, the bolt of the detachable heat-exchanging tube bundle unit (12) termination channel flange (8) that detachable outer connecting pipe assembly 4, dismounting are connected with framework assembly (2), make detachable heat-exchanging tube bundle unit (12) by the slide in heat-exchanging tube bundle unit support body out, change new detachable heat-exchanging tube bundle unit (12), ensure that collecting apparatus works on.
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| CN201510741491.XA CN105180681B (en) | 2015-11-05 | 2015-11-05 | Detachable pipe bundle flue type heat collection equipment and method |
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| CN201510741491.XA CN105180681B (en) | 2015-11-05 | 2015-11-05 | Detachable pipe bundle flue type heat collection equipment and method |
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| CN107355800A (en) * | 2017-07-14 | 2017-11-17 | 四川竹根锅炉股份有限公司 | A kind of ash-laden gas heat recovery boiler |
| CN109631620A (en) * | 2018-10-22 | 2019-04-16 | 中山市恒乐电器有限公司 | A kind of combined heat exchanger with safeguard structure |
| CN110145755A (en) * | 2019-05-28 | 2019-08-20 | 江苏龙净节能科技有限公司 | A kind of cooling heat exchange device of industrial smoke |
| CN110701939A (en) * | 2019-08-27 | 2020-01-17 | 江苏鲲鹏环保工程技术有限公司 | Waste heat recovery device for condensing flue gas of energy-saving coal power plant |
| WO2021212695A1 (en) * | 2020-04-22 | 2021-10-28 | 河南龙成煤高效技术应用有限公司 | Heat exchanger |
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| CN107166723A (en) * | 2017-07-03 | 2017-09-15 | 刘华军 | A kind of electric heat accumulating type vacuum phase changing hot water boiler |
| CN107355800A (en) * | 2017-07-14 | 2017-11-17 | 四川竹根锅炉股份有限公司 | A kind of ash-laden gas heat recovery boiler |
| CN109631620A (en) * | 2018-10-22 | 2019-04-16 | 中山市恒乐电器有限公司 | A kind of combined heat exchanger with safeguard structure |
| CN110145755A (en) * | 2019-05-28 | 2019-08-20 | 江苏龙净节能科技有限公司 | A kind of cooling heat exchange device of industrial smoke |
| CN110145755B (en) * | 2019-05-28 | 2024-08-06 | 江苏龙净节能科技有限公司 | Cooling heat exchange device for industrial flue gas |
| CN110701939A (en) * | 2019-08-27 | 2020-01-17 | 江苏鲲鹏环保工程技术有限公司 | Waste heat recovery device for condensing flue gas of energy-saving coal power plant |
| CN110701939B (en) * | 2019-08-27 | 2020-11-06 | 江苏鲲鹏环保工程技术有限公司 | Waste heat recovery device for condensing flue gas of energy-saving coal power plant |
| WO2021212695A1 (en) * | 2020-04-22 | 2021-10-28 | 河南龙成煤高效技术应用有限公司 | Heat exchanger |
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Address after: 471132 Luoyang Airport Industrial Agglomeration Area, Matun Town, Mengjin County, Luoyang, Henan Patentee after: Longhua Technology Group (Luoyang) Limited by Share Ltd Address before: 471132 Luoyang Airport Industrial Agglomeration Area, Matun Town, Mengjin County, Luoyang, Henan Patentee before: Luoyang Longhua Heat Transfer & Energy Conservation Co., Ltd. |