CN107782175A - A kind of gas fired-boiler waste heat recycles equipment - Google Patents
A kind of gas fired-boiler waste heat recycles equipment Download PDFInfo
- Publication number
- CN107782175A CN107782175A CN201711041766.4A CN201711041766A CN107782175A CN 107782175 A CN107782175 A CN 107782175A CN 201711041766 A CN201711041766 A CN 201711041766A CN 107782175 A CN107782175 A CN 107782175A
- Authority
- CN
- China
- Prior art keywords
- gas fired
- boiler
- heat exchanger
- shell
- waste heat
- 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.)
- Pending
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28D—HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA DO NOT COME INTO DIRECT CONTACT
- F28D7/00—Heat-exchange apparatus having stationary tubular conduit assemblies for both heat-exchange media, the media being in contact with different sides of a conduit wall
- F28D7/16—Heat-exchange apparatus having stationary tubular conduit assemblies for both heat-exchange media, the media being in contact with different sides of a conduit wall the conduits being arranged in parallel spaced relation
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
- F28F19/00—Preventing the formation of deposits or corrosion, e.g. by using filters or scrapers
- F28F19/01—Preventing the formation of deposits or corrosion, e.g. by using filters or scrapers by using means for separating solid materials from heat-exchange fluids, e.g. filters
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
- F28F9/00—Casings; Header boxes; Auxiliary supports for elements; Auxiliary members within casings
- F28F9/24—Arrangements for promoting turbulent flow of heat-exchange media, e.g. by plates
Abstract
The invention provides a kind of gas fired-boiler waste heat to recycle equipment, including gas fired-boiler, shell-and-tube heat exchanger, chimney, water supply tank；Blast pipe is installed, the side wall ring around the gas fired-boiler around to the gas fired-boiler bottom, and is connected to the hot gas inlet of the shell-and-tube heat exchanger to blast pipe downwards at the top of the gas fired-boiler；The hot gas outlet of the shell-and-tube heat exchanger is connected with chimney；The bottom of the water supply tank is connected to the cold fluid inlet of the shell-and-tube heat exchanger by pipeline, and circulating pump is provided with pipeline；The cold fluid outlet of the shell-and-tube heat exchanger is connected to the gas fired-boiler bottom by pipeline.Gas fired-boiler waste heat of the present invention recycles device structure simple, with strong points, while the problem of can effectively solve the problem that gas fired-boiler waste heat recovery.
Description
Technical field
The invention belongs to field of heat exchange, and equipment is recycled more particularly, to a kind of gas fired-boiler waste heat.
Background technology
Waste heat refers to the limitation by factors such as history, technology, theories, in the industrial enterprise's energy-dissipating device to have put into operation,
The sensible heat and latent heat that original design is not used appropriately.And the caused waste heat in gas fired-boiler operation, mainly arranged by flue gas
Caused by putting, its main cause is flue gas volume and smog discharge temperature, in smoke exhaust process, when boiler is not sealing state
Wait, air flow can take away a part of heat, cause heat loss, fume emission proportion in heat loss is maximum, and numerical value is about
4.5%-8.2%.
The content of the invention
In view of this, the present invention is directed to propose a kind of gas fired-boiler waste heat recycles equipment, transported with solving gas fired-boiler
Caused heat loss in row engineering, improves its operating efficiency.
To reach above-mentioned purpose, the technical proposal of the invention is realized in this way：
A kind of gas fired-boiler waste heat recycles equipment to include gas fired-boiler, shell-and-tube heat exchanger, chimney, water supply tank；It is described
Blast pipe is installed at the top of gas fired-boiler, blast pipe downwards the side wall ring around the gas fired-boiler around to the gas fired-boiler bottom
Portion, and it is connected to the hot gas inlet of the shell-and-tube heat exchanger；The hot gas outlet of the shell-and-tube heat exchanger is connected with cigarette
Chimney；The bottom of the water supply tank is connected to the cold fluid inlet of the shell-and-tube heat exchanger by pipeline, and is provided with and follows in pipeline
Ring pump；The cold fluid outlet of the shell-and-tube heat exchanger is connected to the gas fired-boiler bottom by pipeline.
Further, the blast pipe is bellows, and is close to the outer wall of the gas fired-boiler.
Further, the shell-and-tube heat exchanger includes housing, heat exchanger tube, end socket and filtering oar；The heat exchanger tube is fixed
In the housing, hot gas outlet is provided with above the housing, lower section is provided with hot gas inlet, and goes back cloth in the housing
Some deflection plates are equipped with, hole is provided with deflection plate and is socketed with heat exchanger tube；The end socket is separately mounted to the shell by flange
The both sides of body, one of them is up provided with cold fluid inlet, and another is provided with cold fluid outlet in lower section, under cold fluid inlet
Side is provided with the filtering oar.
Further, the profile of the deflection plate is plectane, and leaves gap along the position of wherein one radius, gap
Both ends tilt in the opposite direction along plectane normal direction.
Further, the setting angle of the deflection plate is that upper a piece of deflection plate is rotated by 90 °, and direction of rotation should be protected every time
Hold identical.
Further, the filtering oar includes slide rail, flow deflector and screen pack；The slide rail is annular shape, and its inner side is solid
Surely there is screen pack, outside is slidably coordinated by the track of projection and the inwall of end socket；The flow deflector is six leaf lodicules, its side
Edge point is vertically welded on slide rail.
Relative to prior art, a kind of gas fired-boiler waste heat of the present invention recycles equipment to have the advantage that：
Gas fired-boiler waste heat of the present invention recycles device structure simple, with strong points, can effectively solve the problem that simultaneously
The problem of gas fired-boiler waste heat recovery.
Brief description of the drawings
The accompanying drawing for forming the part of the present invention is used for providing a further understanding of the present invention, schematic reality of the invention
Apply example and its illustrate to be used to explain the present invention, do not form inappropriate limitation of the present invention.In the accompanying drawings：
Fig. 1 is the structural representation of the gas fired-boiler waste heat recycling equipment described in the embodiment of the present invention；
Fig. 2 is that the gas fired-boiler waste heat described in the embodiment of the present invention recycles the shell-and-tube heat exchanger shape of equipment to illustrate
Figure；
Fig. 3 is the shell-and-tube heat exchanger structural representation of the gas fired-boiler waste heat recycling equipment described in the embodiment of the present invention
Figure；
Fig. 4 is the deflection plate three-view diagram of the gas fired-boiler waste heat recycling equipment described in the embodiment of the present invention；
Fig. 5 is the baffle arrangement mode of the gas fired-boiler waste heat recycling equipment described in the embodiment of the present invention；
Fig. 6 is the filtering paddle structure schematic diagram of the gas fired-boiler waste heat recycling equipment described in the embodiment of the present invention.
Description of reference numerals：
1- housings；2- heat exchanger tubes；3- end sockets；4- filters oar；5- flanges；6- cold fluid inlets；7- cold fluid outlets；8- rolls over
Flowing plate；9- hot gas outlets；10- hot gas inlets；11- slide rails；12- flow deflectors；13- screen packs；14- shell-and-tube heat exchangers；
15- water supply tanks；16- gas fired-boilers；17- blast pipes；18- circulating pumps；19- chimneys.
Embodiment
It should be noted that in the case where not conflicting, the feature in embodiment and embodiment in the present invention can phase
Mutually combination.
In the description of the invention, it is to be understood that term " " center ", " longitudinal direction ", " transverse direction ", " on ", " under ",
The orientation or position relationship of the instruction such as "front", "rear", "left", "right", " vertical ", " level ", " top ", " bottom ", " interior ", " outer " are
Based on orientation shown in the drawings or position relationship, it is for only for ease of the description present invention and simplifies description, rather than instruction or dark
Show that the device of meaning or element there must be specific orientation, with specific azimuth configuration and operation, thus it is it is not intended that right
The limitation of the present invention.In addition, term " first ", " second " etc. are only used for describing purpose, and it is not intended that instruction or hint phase
To importance or the implicit quantity for indicating indicated technical characteristic.Thus, the feature for defining " first ", " second " etc. can
To express or implicitly include one or more this feature.In the description of the invention, unless otherwise indicated, " multiple "
It is meant that two or more.
In the description of the invention, it is necessary to illustrate, unless otherwise clearly defined and limited, term " installation ", " phase
Even ", " connection " should be interpreted broadly, for example, it may be being fixedly connected or being detachably connected, or be integrally connected；Can
To be mechanical connection or electrical connection；Can be joined directly together, can also be indirectly connected by intermediary, Ke Yishi
The connection of two element internals.For the ordinary skill in the art, above-mentioned term can be understood by concrete condition
Concrete meaning in the present invention.
Describe the present invention in detail below with reference to the accompanying drawings and in conjunction with the embodiments.
A kind of gas fired-boiler waste heat recycles equipment as shown in Figure 1, it is characterised in that：Including gas fired-boiler 16, shell-and-tube
Heat exchanger 14, chimney 19, water supply tank 15；The top of gas fired-boiler 16 is provided with blast pipe 17, and blast pipe 17 is downwards around described
The side wall ring of gas fired-boiler 16 is around to the bottom of gas fired-boiler 16, and the hot gas for being connected to the shell-and-tube heat exchanger 14 enters
Mouth 10；The hot gas outlet 9 of the shell-and-tube heat exchanger 14 is connected with chimney 19；The bottom of the water supply tank 15 is connected by pipeline
The cold fluid inlet 6 of the shell-and-tube heat exchanger 14 is connected to, and circulating pump 18 is provided with pipeline；The shell-and-tube heat exchanger it is cold
Fluid issuing 7 is connected to the bottom of gas fired-boiler 16 by pipeline.
The blast pipe 17 is bellows, and is close to the outer wall of the gas fired-boiler 16.
A kind of gas fired-boiler waste heat as shown in Figures 2 and 3 recycles equipment, including housing 1, heat exchanger tube 2, end socket 3 with
Filter oar 4；The heat exchanger tube 2 is fixed in the housing 1, is provided with hot gas outlet 9 above the housing, lower section is provided with hot gas
Body import 10, and some deflection plates 8 are there also is provided in the housing 1, hole (not shown) is provided with deflection plate 6 with changing
Heat pipe 2 is socketed；The end socket 3 is separately mounted to the both sides of the housing 1 by flange 5, and one of them is up provided with cold flow
Body import 6, another is provided with cold fluid outlet 7 in lower section, and the lower section of cold fluid inlet 6 is provided with the filtering oar 4.
As shown in figure 4, the profile of the deflection plate 8 is plectane, and gap, gap are left along the position of wherein one radius
Both ends tilted in the opposite direction along plectane normal direction.
It is rotated by 90 ° as shown in figure 5, the setting angle of the deflection plate 8 is upper a piece of deflection plate 8, and each direction of rotation
It should keep identical.
As shown in fig. 6, the filtering oar 4 includes slide rail 11, flow deflector 12 and screen pack 13；The slide rail 11 is annulus
Shape, its inner side are fixed with screen pack 13, and outside is slidably coordinated by the inwall of the track and end socket 3 of projection；The flow deflector
12 be six leaf lodicules, and its marginal portion is vertically welded on slide rail 11.
During work, vapours is expelled to shell-and-tube heat exchanger 14, while blast pipe by gas fired-boiler 16 by blast pipe 17
17 parts being looped around outside gas fired-boiler 16 can absorb the heat that certain outer wall of gas fired-boiler 16 distributes or be provided for inside
Certain heat, vapours are discharged eventually through chimney 19.Cold water is injected shell-and-tube heat exchanger 14 by water supply tank 15, is existed with vapours
Heat exchange is wherein completed, cold water is changed into warm water, subsequently flows into gas fired-boiler 16.
The filtering oar 4 of shell-and-tube heat exchanger 14 can improve the turbulent extent of fluid and prevent impurity precipitates for a long time from adhering to
The bottom of end socket 3, screen pack 13 be used to preventing because the inside of heat exchanger tube 2 is narrow and caused by block.Heat steam is from hot gas inlet 10
Into, the flow velocity of vapours within the case 1 is improved by the special helical structure of deflection plate 8, so as to improve fluid turbulent degree,
Finally discharged from hot gas outlet 10.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all essences in the present invention
God any modification, equivalent substitution and improvements made etc., should be included in the scope of the protection with principle.
Claims (6)
1. a kind of gas fired-boiler waste heat recycles equipment, it is characterised in that：Including gas fired-boiler (16), shell-and-tube heat exchanger
(14), chimney (19), water supply tank (15)；Blast pipe (17) is installed, blast pipe (17) is downward at the top of the gas fired-boiler (16)
Side wall ring around the gas fired-boiler (16) is connected to the shell-and-tube heat exchanger around to the gas fired-boiler (16) bottom
(14) hot gas inlet (10)；The hot gas outlet (9) of the shell-and-tube heat exchanger (14) is connected with chimney (19)；The benefit
The bottom of water tank (15) is connected to the cold fluid inlet (6) of the shell-and-tube heat exchanger (14) by pipeline, and is provided with pipeline
Circulating pump (18)；The cold fluid outlet (7) of the shell-and-tube heat exchanger is connected to the gas fired-boiler (16) bottom by pipeline.
2. a kind of gas fired-boiler waste heat according to claim 1 recycles equipment, it is characterised in that：The blast pipe (17)
For bellows, and it is close to the outer wall of the gas fired-boiler (16).
3. a kind of gas fired-boiler waste heat according to claim 1 recycles equipment, it is characterised in that：The pipe shell type heat exchange
Device (14) includes housing (1), heat exchanger tube (2), end socket (3) and filtering oar (4)；The heat exchanger tube (2) is fixed on the housing (1)
It is interior, hot gas outlet (9) is provided with above the housing, lower section is provided with hot gas inlet (10), and goes back cloth in the housing (1)
Some deflection plates (8) are equipped with, hole is provided with deflection plate (6) and is socketed with heat exchanger tube (2)；The end socket (3) passes through flange (5) point
Not An Zhuan the housing (1) both sides, one of them is up provided with cold fluid inlet (6), and another is provided with cold in lower section
Fluid issuing (7), cold fluid inlet (6) lower section are provided with the filtering oar (4).
4. a kind of gas fired-boiler waste heat according to claim 3 recycles equipment, it is characterised in that：The deflection plate (8)
Profile be plectane, and leave gap along the position of wherein one radius, the both ends in gap are along plectane normal direction to opposite
Direction tilts.
5. a kind of gas fired-boiler waste heat according to claim 3 or 4 recycles equipment, it is characterised in that：The deflection plate
(8) setting angle is that upper a piece of deflection plate (8) is rotated by 90 °, and direction of rotation should keep identical every time.
6. a kind of gas fired-boiler waste heat according to claim 3 recycles equipment, it is characterised in that：The filtering oar (4)
Including slide rail (11), flow deflector (12) and screen pack (13)；The slide rail (11) is annular shape, and its inner side is fixed with screen pack
(13), outside is slidably coordinated by the inwall of the track and end socket (3) of projection；The flow deflector (12) is six leaf lodicules, its
Marginal portion is vertically welded on slide rail (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711041766.4A CN107782175A (en) | 2017-10-31 | 2017-10-31 | A kind of gas fired-boiler waste heat recycles equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711041766.4A CN107782175A (en) | 2017-10-31 | 2017-10-31 | A kind of gas fired-boiler waste heat recycles equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107782175A true CN107782175A (en) | 2018-03-09 |
Family
ID=61432169
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711041766.4A Pending CN107782175A (en) | 2017-10-31 | 2017-10-31 | A kind of gas fired-boiler waste heat recycles equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107782175A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109059272A (en) * | 2018-06-21 | 2018-12-21 | 张志权 | A kind of biomass hot water boiler equipment of recovery waste heat |
| CN113983852A (en) * | 2021-11-04 | 2022-01-28 | 浙江银轮机械股份有限公司 | Heat exchanger shell structure and heat exchanger |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20050000127A (en) * | 2003-06-23 | 2005-01-03 | 주식회사 경동보일러 | Structure of Heat Exchanger in Condensing Gas Boiler |
| CN201897409U (en) * | 2010-11-25 | 2011-07-13 | 大连熵立得传热技术有限公司 | Pressure-bearing gas high-temperature heat exchanger |
| CN202074498U (en) * | 2011-04-29 | 2011-12-14 | 江苏省特种设备安全监督检验研究院南通分院 | High-efficient waste heat recovery device of gas boiler |
| CN205174800U (en) * | 2015-11-18 | 2016-04-20 | 北京创新纪技术开发有限公司 | Energy -concerving and environment -protective residual heat from flue gas boiler |
| CN207540398U (en) * | 2017-10-31 | 2018-06-26 | 天津华电北宸分布式能源有限公司 | A kind of gas fired-boiler waste-heat recovery device |
-
2017
- 2017-10-31 CN CN201711041766.4A patent/CN107782175A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20050000127A (en) * | 2003-06-23 | 2005-01-03 | 주식회사 경동보일러 | Structure of Heat Exchanger in Condensing Gas Boiler |
| CN201897409U (en) * | 2010-11-25 | 2011-07-13 | 大连熵立得传热技术有限公司 | Pressure-bearing gas high-temperature heat exchanger |
| CN202074498U (en) * | 2011-04-29 | 2011-12-14 | 江苏省特种设备安全监督检验研究院南通分院 | High-efficient waste heat recovery device of gas boiler |
| CN205174800U (en) * | 2015-11-18 | 2016-04-20 | 北京创新纪技术开发有限公司 | Energy -concerving and environment -protective residual heat from flue gas boiler |
| CN207540398U (en) * | 2017-10-31 | 2018-06-26 | 天津华电北宸分布式能源有限公司 | A kind of gas fired-boiler waste-heat recovery device |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109059272A (en) * | 2018-06-21 | 2018-12-21 | 张志权 | A kind of biomass hot water boiler equipment of recovery waste heat |
| CN113983852A (en) * | 2021-11-04 | 2022-01-28 | 浙江银轮机械股份有限公司 | Heat exchanger shell structure and heat exchanger |
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