CN207763247U - A kind of hot air heat exchanger of biomass combustion equipment - Google Patents
A kind of hot air heat exchanger of biomass combustion equipment Download PDFInfo
- Publication number
- CN207763247U CN207763247U CN201721179361.2U CN201721179361U CN207763247U CN 207763247 U CN207763247 U CN 207763247U CN 201721179361 U CN201721179361 U CN 201721179361U CN 207763247 U CN207763247 U CN 207763247U
- Authority
- CN
- China
- Prior art keywords
- air
- flue gas
- hot
- heat exchange
- combustion chamber
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 238000002485 combustion reaction Methods 0.000 title claims abstract description 58
- 239000002028 Biomass Substances 0.000 title claims abstract description 23
- 239000003546 flue gas Substances 0.000 claims abstract description 77
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 claims abstract description 76
- 239000000779 smoke Substances 0.000 claims abstract description 36
- 239000012530 fluid Substances 0.000 claims abstract description 3
- 239000007789 gas Substances 0.000 claims description 18
- 238000004891 communication Methods 0.000 claims description 7
- 238000004140 cleaning Methods 0.000 claims description 4
- 239000003245 coal Substances 0.000 description 4
- 235000019504 cigarettes Nutrition 0.000 description 3
- 238000011161 development Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000012546 transfer Methods 0.000 description 3
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000000446 fuel Substances 0.000 description 2
- 239000008187 granular material Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 206010019345 Heat stroke Diseases 0.000 description 1
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical group [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 239000002803 fossil fuel Substances 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000011835 investigation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 229910052717 sulfur Inorganic materials 0.000 description 1
- 239000011593 sulfur Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E20/00—Combustion technologies with mitigation potential
- Y02E20/30—Technologies for a more efficient combustion or heat usage
Landscapes
- Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
Abstract
The utility model discloses a kind of hot air heat exchanger of biomass combustion equipment, which includes combustion chamber, flue gas case, heat exchange pipeline and air reversing box；Combustion chamber is equipped with feed inlet and smoke outlet；Hot air chamber is equipped with hot wind inlet and hot-blast outlet around outer wall of combustion chamber, hot air chamber；Combustion chamber is connect with flue gas case, the flue gas that combustion chamber generates flows through flue gas case and is discharged by the smoke outlet of flue gas case, heat exchange pipeline runs through flue gas heat exchange pipeline from left to right connects the air reversing box being arranged at left and right sides of it, the cavity of heat exchange pipeline and air reversing box constitutes hot-air channel, air enters from air intake, enters the hot wind inlet of hot air chamber after fluid interchange in hot-air channel.The utility model is compact-sized to simplify, and heat exchange stroke increases, it is ensured that heat-exchange time long enough reduces thermal loss, effectively increases heat exchange efficiency, hot wind is clean.
Description
Technical field
The utility model is related to technical field of combustion equipment.
Background technology
China's industrial development many decades, boiler manfacturing industry are also to have made brilliant achievements, but heat so faces energy shortages and environment
The double pressure of pollution：For China's energy resource structure based on coal, the wide Industrial Boiler of amount large area still will consume a large amount of coal,
Colleague is also one of main air primary pollution source in China.Report display according to investigations：The current Industrial Boiler coal consumption in China is about
Account for a quarter of coal in China total amount consumed.With the development of science and technology, in face of the passive of serious energy shortages and environmental pollution
Situation, seeking the Heat supply and heat exchange equipment of a kind of new energy and low emission becomes the common voice of boiler industry development.Biomass energy
As a kind of renewable and clean energy resource of hardly sulfur-bearing nitrogen, have many advantages, such as storage capacity it is abundant, using nuisanceless, it is general
All over one of the fundamental solution for being considered solution future source of energy crisis.China is large agricultural country, possesses abundant biomass resource, opens
Hair utilizes these resources.Important meaning is all had for alleviating energy shortage, reduction Fossil fuel consumption, environmental protection etc..
Invention content
The purpose of the utility model is to overcome the deficiencies in the prior art, provide a kind of simple in structure, at low cost, energy-saving ring
It protects, the hot air heat exchanger of heat transfer efficient, compact-sized to simplify, oxygen supply is abundant, and particle burning is efficient, good effect of heat exchange, solution
The certainly low problem of heat exchange efficiency securely and reliably reduces thermal loss.
In order to achieve the above objectives, the technical solution of the utility model is：
A kind of hot air heat exchanger of biomass combustion equipment, it is characterised in that:Including combustion chamber, flue gas case, heat exchange pipeline
And air reversing box；
The combustion chamber is equipped with feed inlet and smoke outlet；
The hot air chamber is equipped with hot wind inlet and hot-blast outlet around outer wall of combustion chamber, hot air chamber；
The combustion chamber is connect with flue gas case, and the flue gas that combustion chamber generates flows through flue gas case and arranged by the smoke outlet of flue gas case
Go out, the heat exchange pipeline runs through in flue gas case from left to right, and heat exchange pipeline is equipped with air intake, and air reversing box goes out equipped with air
Mouthful, the hot wind inlet of the air outlet slit and hot air chamber connects.Heat exchange pipeline connects the air commutation being arranged at left and right sides of it
The cavity of case, heat exchange pipeline and air reversing box constitutes hot-air channel, and air enters from air intake, flowed in hot-air channel
Enter the hot wind inlet of hot air chamber after heat exchange.
The combustion chamber is connect by exhaust gases passes with flue gas case, and combustion chamber is connected with the entrance of exhaust gases passes, flue gas
The outlet in channel is connect with the gas inlet of flue gas case.
At least one piece of smoke deflector, the smoke deflector point are equipped between the smoke inlet and smoke outlet of the flue gas case
It is not provided with regularly arranged heat exchange pipe through-hole, the smoke deflector is divided into flue gas case the flue communicated, the flue gas water conservancy diversion
Plate one end and flue gas tank wall standoff distance, the standoff distance constitute flue gas communication port, and the flue gas communication port is staggeredly arranged.
Flue gas increases the heat exchange stroke of flue gas in the half interval contour circuitous flow for the flue gas communication port being staggered.
The air reversing box includes the left air reversing box being arranged on the left of heat exchange pipeline and setting on the heat exchange pipeline right side
The right air reversing box of side, the heat exchange pipeline are equipped with two groups, and first group of heat exchange pipeline one end is air intake, and centre passes through cigarette
Conductance flowing plate simultaneously runs through flue gas case, and the other end is connected to right air reversing box；Another group of heat exchange pipeline both ends are respectively connected to both sides
Air reversing box, centre pass through smoke deflector and run through flue gas case；
It is equipped with right clapboard in the right air reversing box, right air reversing box is separated into independent cavity, the left sky
It is equipped with left clapboard in gas reversing box, left air reversing box is separated into independent cavity, right clapboard and left clapboard are mutually staggered suitable
When height.The quantity of the left clapboard or right clapboard is one piece or more.Purpose is to make air in the sky of height that is staggered
The half interval contour circuitous flow of the cavity of gas reversing box, keeps the actual internal area of entire heat transfer process uniform, while increasing air
Heat exchange stroke.
The combustion chamber is in the form of a column structure, and the bottom of the combustion chamber is distribution plenum, and distribution plenum is equipped with aid distributing pipe and deashing
Mouthful.
The flue gas case is square box structure, and bottom is equipped with shoot door able to turn on or off.
The advantageous effects of the technical program are：
As a result of appeal technical solution, biomass granule fuel is put into combustion chambers burn by feed pipe, is burnt
The flue gas of generation enters flue gas case by exhaust gases passes, and flue gas is advanced by smoke deflector in flue gas case, increases heat exchange row
Journey is finally discharged by smoke outlet, and air carries out heat exchange by heat exchange pipeline with heat smoke in flue gas case, and air passes through air
Reversing box carries out in heat exchange pipeline, it is ensured that heat-exchange time long enough reduces thermal loss, combustion is passed back finally by hot wind inlet
The hot air chamber for burning chamber outer wall, is discharged by hot-blast outlet, and good leakproofness can ensure that the intermediate cold wind that do not have adulterates, temperature meeting
It is stepped up, effectively increases heat exchange efficiency, hot wind is more clean.
Description of the drawings
Fig. 1 is a kind of stereoscopic schematic diagram of the hot air heat exchanger of biomass combustion equipment.
Fig. 2 is a kind of sectional view of the combustion chamber in the hot air heat exchanger of biomass combustion equipment.
Fig. 3 is a kind of stereogram of the flue gas case in the hot air heat exchanger of biomass combustion equipment.
Fig. 4 is a kind of rearview of the hot air heat exchanger of biomass combustion equipment.
Fig. 5 is a kind of left view of the hot air heat exchanger of biomass combustion equipment.
In figure, the combustion chambers 1-, 2- exhaust gases passes, 3- flue gases case, 4- air reversing box, 5- smoke outlets, 6- feed inlets, 7-
Aid distributing pipe, 8- hot wind inlets, 9- hot-blast outlets, 10- distribution plenums, 11- hot air chambers, 12- cleaning doors, 13- heat exchange pipelines, 14- cigarettes
Conductance flowing plate, 15- right clapboards, 16- left clapboards, 17- air intakes, 18- air outlet slits
Specific implementation mode
As shown in Figure 1, a kind of hot air heat exchanger of biomass combustion equipment, it is characterised in that:Including combustion chamber 1, flue gas
Case 3, heat exchange pipeline 13 and air reversing box 4；
The combustion chamber 1 is equipped with feed inlet 6, and flue gas case is equipped with smoke outlet 5；
As shown in Fig. 2, the hot air chamber 11 is around 1 outer wall of combustion chamber, hot air chamber 11 is equipped with hot wind inlet 8 and hot wind goes out
Mouth 9；
As shown in Fig. 1~Fig. 2, the combustion chamber 1 is connect by exhaust gases passes 2 with flue gas case 3, and combustion chamber 1 is logical with flue gas
The entrance in road 2 is connected, and the outlet of exhaust gases passes 2 is connect with the gas inlet of flue gas case 3.
As shown in Fig. 3~Fig. 4, the combustion chamber 1 is connect with flue gas case 3, and the flue gas that combustion chamber 1 generates flows through flue gas case 3
It being discharged by smoke outlet 5, the heat exchange pipeline 13 runs through in flue gas case 3 from left to right, and heat exchange pipeline 13 is equipped with air intake 17,
Air reversing box 4 is equipped with air outlet slit 18, and the air outlet slit 18 is connect with the hot wind inlet 8 of hot air chamber 11.Heat exchange pipeline 13
The cavity of the air reversing box 4 that connection is arranged at left and right sides of it, heat exchange pipeline 13 and air reversing box 4 constitutes hot-air channel,
Air enters from air intake 17, enters the hot wind inlet 8 of hot air chamber 11 after fluid interchange in hot-air channel.It is real in Fig. 4
Heart arrow is the flow path of air.
As shown in Fig. 3~Fig. 4, at least one piece of smoke deflector is equipped between the smoke inlet and smoke outlet of the flue gas case 3
14, the smoke deflector 14 has regularly arranged 13 through-hole of heat exchange pipeline, and the smoke deflector 14 is flue gas case 3
It is divided into the flue communicated, 14 one end of the smoke deflector and 3 wall standoff distance of flue gas case, the standoff distance constitute cigarette
Air-flow port, the flue gas communication port are staggeredly arranged.Flue gas is increased in the half interval contour circuitous flow for the flue gas communication port being staggered
The heat exchange stroke of flue gas.In Fig. 4, hollow arrow is the flow path of flue gas.
As shown in Fig. 3~Fig. 4, the air reversing box 4 includes the left air reversing box being arranged in 13 left side of heat exchange pipeline
With the right air reversing box being arranged on the right side of heat exchange pipeline 13, the heat exchange pipeline 13 is equipped with two groups, first group of heat exchange pipeline 13
One end is air intake 17, and centre passes through smoke deflector 14 and runs through flue gas case 3, and the other end is connected to right air reversing box；
Another group of 13 both ends of heat exchange pipeline are respectively connected to the air reversing box 4 of both sides, and centre passes through smoke deflector 14 and runs through flue gas case
3；
As shown in Fig. 3~Fig. 4, it is equipped with right clapboard 15 in the right air reversing box, right air reversing box is separated into solely
Vertical cavity, the left air reversing box is interior to be equipped with left clapboard 16, and left air reversing box is separated into independent cavity, right clapboard
15 and left clapboard 16 be mutually staggered height appropriate.The quantity of the left clapboard 16 or right clapboard 15 is one piece or more.Purpose
It is to make air in the half interval contour circuitous flow of the cavity of the air reversing box 4 for the height that is staggered, make the stream of entire heat transfer process
Logical sectional area is uniform, while increasing the heat exchange stroke of air.
As shown in figure 5, the combustion chamber 1 is in the form of a column structure, the bottom of the combustion chamber 1 is distribution plenum, and distribution plenum is equipped with
Aid distributing pipe and cleaning door 12.
As shown in Figure 1, the flue gas case 3 is square box structure, as shown in figure 5, bottom is equipped with cleaning door able to turn on or off.
The advantageous effects of the technical program are：
In using appeal technical solution, biomass granule fuel is put into combustion chamber 1 by feed pipe 6 and is burnt, burnt
The flue gas of generation enters flue gas case 3 by exhaust gases passes 2, and flue gas is advanced by smoke deflector 14 in flue gas case 3, increases
Exchange heat stroke, is finally discharged by smoke outlet 5, and air carries out heat exchange by heat exchange pipeline 13 with heat smoke in flue gas case 3, empty
Gas is carried out by air reversing box 4 in heat exchange pipeline 13, it is ensured that and heat-exchange time long enough reduces thermal loss, finally by
Hot wind inlet 8 passes the hot air chamber 11 of 1 outer wall of combustion chamber back, is discharged by hot-blast outlet 9, and good leakproofness can ensure centre not
Cold wind doping is had, temperature can be stepped up, and effectively increase heat exchange efficiency, hot wind is more clean.
The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, all at this
Within novel spirit and principle, to those skilled in the art, under the premise of not paying creativeness, institute
Any modification, equivalent substitution, improvement and etc. of work, should be included within the protection domain of utility model.
Claims (9)
1. a kind of hot air heat exchanger of biomass combustion equipment, it is characterised in that:Including combustion chamber (1), flue gas case (3), heat exchange
Pipeline (13) and air reversing box (4)；
The combustion chamber (1) is equipped with feed inlet (6), and the flue gas case (3) is equipped with smoke outlet (5)；
The hot air chamber (11) is equipped with hot wind inlet (8) and hot-blast outlet (9) around combustion chamber (1) outer wall, hot air chamber (11)；
The combustion chamber (1) connect with flue gas case (3), and the flue gas that combustion chamber (1) generates flows through flue gas case (3) and passes through flue gas case
(3) smoke outlet (5) discharge, the heat exchange pipeline (13) are run through in flue gas case (3) from left to right, and heat exchange pipeline (13) is equipped with sky
Gas entrance (17), air reversing box (4) are equipped with air outlet slit (18), the hot wind of the air outlet slit (18) and hot air chamber (11) into
Mouth (8) connection, heat exchange pipeline (13) connect the air reversing box (4) being arranged at left and right sides of it, heat exchange pipeline (13) and air
The cavity of reversing box (4) constitutes hot-air channel, and air enters from air intake (17), enters after fluid interchange in hot-air channel
The hot wind inlet (8) of hot air chamber (11).
2. a kind of hot air heat exchanger of biomass combustion equipment according to claim 1, it is characterised in that:The combustion chamber
(1) it is connect with flue gas case (3) by exhaust gases passes (2), combustion chamber (1) is connected with the entrance of exhaust gases passes (2), exhaust gases passes
(2) outlet is connect with the gas inlet of flue gas case (3).
3. a kind of hot air heat exchanger of biomass combustion equipment according to claim 1, it is characterised in that:The flue gas case
(3) at least one piece of smoke deflector (14) is equipped between smoke inlet and smoke outlet (5), the smoke deflector (14) is opened respectively
Flue gas case (3) is divided into the flue communicated by the heat exchange pipe through-hole of regular arrangement, the smoke deflector (14), and the flue gas is led
Flowing plate (14) one end and flue gas case (3) wall standoff distance, the standoff distance constitute flue gas communication port, the flue gas communication port
It is staggeredly arranged.
4. a kind of hot air heat exchanger of biomass combustion equipment according to claim 1, it is characterised in that:The air changes
The right sky for including the left air reversing box being arranged on the left of heat exchange pipeline (13) to case (4) and being arranged on the right side of heat exchange pipeline (13)
Gas reversing box, the heat exchange pipeline (13) are equipped with two groups, and first group of heat exchange pipeline (13) one end is air intake (17), and centre is worn
It crosses smoke deflector (14) and runs through flue gas case (3), the other end is connected to right air reversing box；Another group of heat exchange pipeline (13) two
The air reversing box (4) of each connection both sides, centre is held to pass through smoke deflector (14) and run through flue gas case (3).
5. a kind of hot air heat exchanger of biomass combustion equipment according to claim 4, it is characterised in that:The right air
It is equipped with right clapboard (15) in reversing box, right air reversing box is separated into independent cavity, is equipped in the left air reversing box
Left air reversing box is separated into independent cavity by left clapboard (16), and it is appropriate that right clapboard (15) and left clapboard (16) are mutually staggered
Height.
6. a kind of hot air heat exchanger of biomass combustion equipment according to claim 1, it is characterised in that:Left clapboard (16)
Or the quantity of right clapboard (15) is one piece or more.
7. a kind of hot air heat exchanger of biomass combustion equipment according to claim 1, it is characterised in that:Combustion chamber (1)
It is in the form of a column structure.
8. a kind of hot air heat exchanger of biomass combustion equipment according to claim 1, it is characterised in that:Combustion chamber (1)
Bottom be distribution plenum (10), distribution plenum (10) be equipped with aid distributing pipe (7) and cleaning door (12).
9. a kind of hot air heat exchanger of biomass combustion equipment according to claim 1, it is characterised in that:The flue gas case
(3) it is square box structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721179361.2U CN207763247U (en) | 2017-09-14 | 2017-09-14 | A kind of hot air heat exchanger of biomass combustion equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721179361.2U CN207763247U (en) | 2017-09-14 | 2017-09-14 | A kind of hot air heat exchanger of biomass combustion equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207763247U true CN207763247U (en) | 2018-08-24 |
Family
ID=63178533
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721179361.2U Expired - Fee Related CN207763247U (en) | 2017-09-14 | 2017-09-14 | A kind of hot air heat exchanger of biomass combustion equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207763247U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107621079A (en) * | 2017-09-14 | 2018-01-23 | 广西节得乐生物质能源科技有限公司 | A kind of hot air heat exchanger of biomass combustion equipment |
| CN113028646A (en) * | 2019-12-24 | 2021-06-25 | 株式会社能率 | Heat exchanger and water heating device |
-
2017
- 2017-09-14 CN CN201721179361.2U patent/CN207763247U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107621079A (en) * | 2017-09-14 | 2018-01-23 | 广西节得乐生物质能源科技有限公司 | A kind of hot air heat exchanger of biomass combustion equipment |
| CN113028646A (en) * | 2019-12-24 | 2021-06-25 | 株式会社能率 | Heat exchanger and water heating device |
| CN113028646B (en) * | 2019-12-24 | 2024-02-23 | 株式会社能率 | Heat exchanger and warm water device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180824 |