CN206191916U - Flue gas condensation heat transfer device - Google Patents
Flue gas condensation heat transfer device Download PDFInfo
- Publication number
- CN206191916U CN206191916U CN201621247018.2U CN201621247018U CN206191916U CN 206191916 U CN206191916 U CN 206191916U CN 201621247018 U CN201621247018 U CN 201621247018U CN 206191916 U CN206191916 U CN 206191916U
- Authority
- CN
- China
- Prior art keywords
- heat
- flue gas
- cavity
- exchanging chamber
- heat exchanger
- 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.)
- Active
Links
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 title claims abstract description 70
- 239000003546 flue gas Substances 0.000 title claims abstract description 70
- 238000009833 condensation Methods 0.000 title abstract description 5
- 230000005494 condensation Effects 0.000 title abstract description 5
- 239000000779 smoke Substances 0.000 claims description 21
- 230000003467 diminishing effect Effects 0.000 claims description 2
- 125000006850 spacer group Chemical group 0.000 claims description 2
- 238000004519 manufacturing process Methods 0.000 abstract description 4
- 235000019504 cigarettes Nutrition 0.000 abstract 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 5
- 238000009826 distribution Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 238000003287 bathing Methods 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 210000003041 ligament Anatomy 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 239000002918 waste heat Substances 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
- 239000003643 water by type Substances 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
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B30/00—Energy efficient heating, ventilation or air conditioning [HVAC]
Landscapes
- Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
Abstract
The utility model discloses a flue gas condensation heat transfer device, including shell and heat exchange tube, the shell is enclosed to close by the curb plate and forms and have hollow cavity, is provided with one or an above baffle in the cavity, and the baffle setting perhaps sets up in the both sides of cavity in one side of cavity in turn, separates the cavity for two or heat -exchanging chamber more than two, mutual intercommunication from bottom to top, trades heat pipe array and sets up in each heat -exchanging chamber, the heat -exchanging chamber of below is provided with into mouth, and the heat -exchanging chamber of the top is provided with the exhaust port, with arranging interval between two adjacent heat exchange tubes from advancing mouth to exhaust port, reduces gradually along the flow direction of flue gas. The utility model is simple and reasonable in structure, adopt the heat exchange tube to carry out the heat transfer, reduceed manufacturing cost greatly, diminish gradually along cigarette airflow direction with the distance of arranging between two adjacent heat exchange tubes for the flue gas of different temperatures keeps the unanimity through the velocity of flow in every clearance basically, has improved the heat exchange efficiency of device.
Description
Technical field
The utility model is related to flue gas waste heat recovery technical field, more particularly to a kind of flue gas condensing heat-exchanger rig.
Background technology
The burnt gas wall hanging furnace that family or lodge use, is generally used for the domestic hot-waters such as supply room floor heating, bathroom bathing,
Its combustion system generally uses straight-line, most heat directly to be excluded with flue gas, the fraction heat that only flue gas is carried
Amount is utilized, and flue gas utilization rate is relatively low, causes the waste of amount of heat, at the same in heat exchanger the flow velocity of flue gas typically with temperature
Degree is directly proportional, and temperature is higher, and flow velocity is faster, and being flowed in heat exchanger with flue gas carries out heat exchange, and the flow velocity of flue gas is increasingly
Low, so as to cause the utilization rate of flue gas, heat exchange efficiency is not high, with improved space.
Utility model content
The utility model is to overcome above-mentioned defect in the prior art, there is provided a kind of simple structure, low cost of manufacture, is protected
Flow velocity between card flue gas passes through heat exchanger tube in heat-exchanger rig keeps always, improving flue gas utilization rate substantially, and heat exchange efficiency is high
Flue gas condensing heat-exchanger rig.
To achieve the above object, the utility model provides a kind of flue gas condensing heat-exchanger rig, including shell and heat exchanger tube, institute
State shell and enclosed by side plate and formed and with hollow cavity, one piece or one piece is provided with the cavity with upper spacer, institute
State dividing plate to be arranged on the side of cavity or be disposed alternately at the both sides of cavity, cavity is divided into two or two from bottom to top
Heat-exchanging chamber more than individual, interconnected, the heat exchanger tube array is arranged in each heat-exchanging chamber；
The heat-exchanging chamber of bottom is provided with smoke inlet, and the heat-exchanging chamber of the top is provided with exhaust opening, with row adjacent two
Spacing between heat exchanger tube described in root is gradually reduced from smoke inlet to exhaust opening along the flow direction of flue gas.
By above-mentioned setting, heat exchange is carried out using heat exchanger tube and flue gas, structure is simpler, while effectively reducing system
Cause this；Flue gas enters from smoke inlet, from exhaust opening outflow, heat exchange is carried out with the heat exchanger tube in heat exchanging chamber, will by dividing plate
Cavity separates, and effectively extends the flow path of flue gas, so as to improve the utilization rate of flue gas, improves heat exchange efficiency；Flue gas
Heat exchange is carried out with heat exchanger tube in flow process, the temperature of flue gas is more and more lower, and flow velocity is more and more slower, by changing heat exchanger tube
Arrangement mode, it is less and less to exhaust opening from smoke inlet with the spacing between adjacent two heat exchanger tubes of row so that not equality of temperature
The flow velocity that the flue gas of degree flows through each heat exchange ligament is consistent substantially such that it is able to significantly more efficient to carry out hot friendship with flue gas
Change, improve the utilization rate of flue gas, improve heat exchange efficiency.
It is further arranged to：It is diminishing along flow of flue gas direction with the spacing between adjacent two heat exchanger tubes of row
Ratio is progressively reduced by flue gas constant speed principle.
By above-mentioned setting, the flow velocity when flue gas of different temperatures passes through the gap between each heat exchanger tube keeps one substantially
Cause.
It is further arranged to：The heat exchanger tube is pipe or elliptical tube of the wall thickness less than 1mm.
It is further arranged to：It is in shift to install with the heat exchanger tube of adjacent two row in a heat-exchanging chamber.
By above-mentioned setting, heat exchanger tube can play a part of shunting, change smoke movement direction.
It is further arranged to：When the heat-exchanging chamber quantity is even number, the exhaust opening is located at shell with smoke inlet
The same side.
It is further arranged to：When the heat-exchanging chamber quantity is odd number, the exhaust opening is located at outer respectively with smoke inlet
The both sides of shell.
Compared with prior art, the utility model is simple and reasonable for structure, is swapped with flue gas by heat exchanger tube, effectively
The structure of simplified condensation heat exchange device, reduces manufacturing cost；Multiple heat-exchanging chambers are separated the cavity into by dividing plate simultaneously,
The flow path of flue gas is effectively increased, so as to improve heat exchanger effectiveness；Arrange between adjacent two heat exchanger tubes together simultaneously between
Away from from smoke inlet to exhaust opening, it is gradually reduced along the flow direction of flue gas, has adapted to flue-gas temperature distribution situation so that not equality of temperature
The flue gas of degree is consistent substantially by the flow velocity in the gap between each heat exchanger tube such that it is able to effectively improve the profit to flue gas
With rate, heat exchange efficiency is improved.
Brief description of the drawings
Fig. 1 is the structural representation of the utility model flue gas condensing heat-exchanger rig；
Fig. 2 is the tube pitch distribution schematic diagram one that exchanged heat on flow of flue gas direction；
Fig. 3 is the tube pitch distribution schematic diagram two that exchanged heat on flow of flue gas direction.
The following drawings is marked to mark thereon with reference to accompanying drawing：
1st, shell；11st, cavity；111st, heat-exchanging chamber；12nd, smoke inlet；13rd, exhaust opening；14th, condensation-water drain；2nd, exchange heat
Pipe；3rd, dividing plate.
Specific embodiment
Below in conjunction with the accompanying drawings, a specific embodiment of the present utility model is described in detail, it is to be understood that this
The protection domain of utility model is not limited by specific embodiment.
In Fig. 1, Fig. 2 and Fig. 3, arrow represents the flow direction of flue gas, and the line segment in Fig. 2 and Fig. 3 is represented with row adjacent two
Spacing between root heat exchange tube hub.
The utility model flue gas condensing heat-exchanger rig is as shown in figure 1, including shell 1 and heat exchanger tube 2, the shell 1 has side
Plate is enclosed to be formed and hollow with cavity 11, and the smoke inlet 12 and exhaust opening being connected with cavity 11 are provided with the shell 1
13, the heat exchanger tube 2 is plugged in cavity 11, and the two ends of heat exchanger tube 2 are provided with flow-guiding structure, makes the water in heat exchanger tube 2（Also may be used
Think other fluids）Can be flowed between heat exchanger tube 2；The heat exchange that flue gas enters in cavity 11, with cavity 11 from smoke inlet 12
Pipe 2 carries out heat exchange, and the water in exchange heat pipe 2 is heated.
As shown in figure 1, the heat exchanger tube 2 is pipe or elliptical tube of the wall thickness less than 1mm, with a heat-exchanging chamber 111
Adjacent two rows heat exchanger tube 2 in shifting to install, i.e., the heat exchanger tube 2 of adjacent two row aligns setting for non-, so that the heat exchange of latter row
Pipe 2 can play a part of shunting, change flow of flue gas direction to the flue gas for flowing into, and improve the utilization rate of flue gas, improve heat exchange
Efficiency.
As shown in Figure 1, Figure 2 and Figure 3, one piece or more than one piece of dividing plate 3, the dividing plate are provided with the cavity 11
3 sides for being arranged on cavity 11 are staggered in the both sides of cavity 11, and be divided into for cavity 11 from bottom to top by the dividing plate 3
Two or more, interconnected heat-exchanging chamber 111, the phase of heat-exchanging chamber 111 of the smoke inlet 12 and bottom
Connection, the exhaust opening 13 is connected with the heat-exchanging chamber 111 of the top, and the array of the heat exchanger tube 2 is arranged on each heat exchange
In room 111, the bottom of the heat-exchanging chamber 111 of the bottom is provided with condensation-water drain 14, for will condense the condensation for being formed
Water is discharged.
Fig. 2 and Fig. 3 are with spacing distribution schematic diagram between adjacent two heat exchanger tubes 2 of row on flow of flue gas direction, with row
Spacing between adjacent two heat exchanger tubes 2 is gradually reduced along the flow direction of flue gas, and it is former according to flue gas constant speed that it reduces ratio
Reason progressively reduces, and flue gas enters from smoke inlet 12, is discharged from exhaust opening 13, and the heat entrained by flue gas at smoke inlet 12 is most
Height, flow velocity is most fast, and as flowing and the heat exchanger tube 2 of flue gas carry out heat exchange, the temperature of flue gas is more and more lower, and flow velocity lowers, and leads to
Cross the interval being gradually reduced between heat exchanger tube 2 so that flue gas is by the flow velocity base with the gap between adjacent two heat exchanger tubes of row
Originally it is consistent, can effectively improves the utilization rate of flue gas, improves heat exchange efficiency.
Such as Fig. 2, when the quantity of heat-exchanging chamber 111 is even number, smoke inlet 12 is located at the same side of shell 1 with exhaust opening 13.
Such as Fig. 3, when the quantity of heat-exchanging chamber 111 is odd number, smoke inlet 12 is with exhaust opening 13 respectively positioned at the two of shell 1
Side.
Compared with prior art, the utility model is simple and reasonable for structure, is swapped by heat exchanger tube 2 and flue gas, effectively
The structure of simplified condensation heat exchange device, reduces manufacturing cost；Cavity 11 is divided into by multiple heat exchanges by dividing plate 3 simultaneously
Room 111, effectively increases the flow path of flue gas, so as to improve heat exchanger effectiveness；Simultaneously with adjacent two heat exchanger tubes 2 of row it
Between spacing from smoke inlet 12 to exhaust opening 13, be gradually reduced along the flow direction of flue gas, adapted to flue gas with flowing temperature
It is more and more lower, the increasingly slower situation of flow velocity so that the flue gas of different temperatures is protected substantially by the flow velocity in each gap of heat exchanger tube 2
Hold consistent, effectively increase the utilization rate to flue gas, improve heat exchange efficiency.
Disclosed above is only embodiment of the present utility model, but, the utility model is not limited to this, any ability
What the technical staff in domain can think change should all fall into protection domain of the present utility model.
Claims (6)
1. a kind of flue gas condensing heat-exchanger rig, including shell and heat exchanger tube, the shell are enclosed by side plate and formed and with hollow
Cavity, it is characterised in that one piece or one piece is provided with the cavity with upper spacer, the dividing plate is arranged on the one of cavity
Side is disposed alternately at the both sides of cavity, cavity is divided into from bottom to top two or more, be interconnected
Heat-exchanging chamber, the heat exchanger tube array is arranged in each heat-exchanging chamber；
The heat-exchanging chamber of bottom is provided with smoke inlet, and the heat-exchanging chamber of the top is provided with exhaust opening, with adjacent two institutes of row
The spacing between heat exchanger tube is stated from smoke inlet to exhaust opening, is gradually reduced along the flow direction of flue gas.
2. flue gas condensing heat-exchanger rig according to claim 1, it is characterised in that with adjacent two heat exchanger tubes of row it
Between spacing progressively reduced by flue gas constant speed principle along the diminishing ratio in flow of flue gas direction.
3. flue gas condensing heat-exchanger rig according to claim 1 and 2, it is characterised in that the heat exchanger tube is less than for wall thickness
The pipe or elliptical tube of 1mm.
4. flue gas condensing heat-exchanger rig according to claim 3, it is characterised in that with adjacent two row in a heat-exchanging chamber
The heat exchanger tube in shifting to install.
5. flue gas condensing heat-exchanger rig according to claim 1, it is characterised in that the heat-exchanging chamber quantity is even number
When, the exhaust opening is located at the same side of shell with smoke inlet.
6. flue gas condensing heat-exchanger rig according to claim 1, it is characterised in that the heat-exchanging chamber quantity is odd number
When, the exhaust opening is with smoke inlet respectively positioned at the both sides of shell.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621247018.2U CN206191916U (en) | 2016-11-21 | 2016-11-21 | Flue gas condensation heat transfer device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621247018.2U CN206191916U (en) | 2016-11-21 | 2016-11-21 | Flue gas condensation heat transfer device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206191916U true CN206191916U (en) | 2017-05-24 |
Family
ID=58726927
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621247018.2U Active CN206191916U (en) | 2016-11-21 | 2016-11-21 | Flue gas condensation heat transfer device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206191916U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108413784A (en) * | 2018-05-10 | 2018-08-17 | 宁波市哈雷换热设备有限公司 | Novel full pre-mix condensing heat-exchanger rig |
| WO2024198093A1 (en) * | 2023-03-28 | 2024-10-03 | 芜湖美的智能厨电制造有限公司 | Condensing heat exchanger and gas apparatus |
-
2016
- 2016-11-21 CN CN201621247018.2U patent/CN206191916U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108413784A (en) * | 2018-05-10 | 2018-08-17 | 宁波市哈雷换热设备有限公司 | Novel full pre-mix condensing heat-exchanger rig |
| WO2024198093A1 (en) * | 2023-03-28 | 2024-10-03 | 芜湖美的智能厨电制造有限公司 | Condensing heat exchanger and gas apparatus |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Ningbo Hanbao Stainless Steel Products Co.,Ltd. Assignor: NINGBO HRALE PLATE HEAT EXCHANGER Co.,Ltd. Contract record no.: X2023980051767 Denomination of utility model: Smoke condensation heat exchange device Granted publication date: 20170524 License type: Common License Record date: 20231212 |
|
| EE01 | Entry into force of recordation of patent licensing contract |