CN111059955A - Heat exchange pipeline, heat exchange device and oil-fired boiler - Google Patents
Heat exchange pipeline, heat exchange device and oil-fired boiler Download PDFInfo
- Publication number
- CN111059955A CN111059955A CN201911410510.5A CN201911410510A CN111059955A CN 111059955 A CN111059955 A CN 111059955A CN 201911410510 A CN201911410510 A CN 201911410510A CN 111059955 A CN111059955 A CN 111059955A
- Authority
- CN
- China
- Prior art keywords
- heat exchange
- chamber
- boiler
- guide
- 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
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 58
- 238000002485 combustion reaction Methods 0.000 claims description 25
- 239000000779 smoke Substances 0.000 abstract description 5
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 19
- 239000003546 flue gas Substances 0.000 description 19
- 238000010438 heat treatment Methods 0.000 description 9
- 239000003921 oil Substances 0.000 description 5
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000003915 air pollution Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 239000000295 fuel oil Substances 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000005192 partition Methods 0.000 description 1
Images
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
- F28F13/00—Arrangements for modifying heat-transfer, e.g. increasing, decreasing
- F28F13/06—Arrangements for modifying heat-transfer, e.g. increasing, decreasing by affecting the pattern of flow of the heat-exchange media
- F28F13/12—Arrangements for modifying heat-transfer, e.g. increasing, decreasing by affecting the pattern of flow of the heat-exchange media by creating turbulence, e.g. by stirring, by increasing the force of circulation
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24H—FLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
- F24H1/00—Water heaters, e.g. boilers, continuous-flow heaters or water-storage heaters
- F24H1/22—Water heaters other than continuous-flow or water-storage heaters, e.g. water heaters for central heating
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24H—FLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
- F24H9/00—Details
- F24H9/0005—Details for water heaters
- F24H9/001—Guiding means
- F24H9/0026—Guiding means in combustion gas channels
- F24H9/0031—Guiding means in combustion gas channels with means for changing or adapting the path of the flue gas
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24H—FLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
- F24H9/00—Details
- F24H9/18—Arrangement or mounting of grates or heating means
- F24H9/1809—Arrangement or mounting of grates or heating means for water heaters
- F24H9/1832—Arrangement or mounting of combustion heating means, e.g. grates or burners
- F24H9/1836—Arrangement or mounting of combustion heating means, e.g. grates or burners using fluid fuel
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
Abstract
The invention discloses a heat exchange pipeline, a heat exchange device and an oil-fired boiler, wherein a guide piece is fixedly connected in the heat exchange pipeline, and the guide piece comprises a guide plate and a plurality of baffling sheets; the guide plate is fixedly connected in the heat exchange pipeline; the guide plate is provided with a plurality of guide ports, and a plurality of baffling sheets are fixedly connected to the guide plate; each baffle plate is positioned at the side part of the flow guide port in a one-to-one correspondence manner; two adjacent baffling sheets are distributed on two sides of the deflector in a staggered manner; the baffle plate is used for guiding heat to flow to another adjacent diversion opening through one diversion opening. A heat exchange device comprises a heat exchange chamber and a heat exchange pipeline; an oil-fired boiler comprises a boiler chamber and the heat exchange device; the heat exchange device is arranged in the boiler chamber. The invention can make the smoke stay in the heat exchange pipeline for a long time and improve the heat utilization rate.
Description
Technical Field
The invention relates to the technical field of heating equipment, in particular to a heat exchange pipeline, a heat exchange device and an oil-fired boiler.
Background
At present, the existing heating boiler is also called as a heating boiler, a heating boiler and the like, and is a boiler variety capable of meeting the heating requirements of people in winter. Generally, an oil-fired boiler is used as a heating boiler, and during the use of the oil-fired boiler, flue gas generated by fuel oil is subjected to heat exchange with water through a heat exchange pipeline and then is discharged from a chimney. And the water after heating is repentable to enter the room through a water pipe for heating, and the water after heating flows back to the interior of the boiler for heat exchange again, so that the circulation is realized.
Of course, the flue gas of the existing heat exchange pipeline directly reaches the top end from the bottom end, the flow stroke of the flue gas is directly determined by the length of the heat exchange pipeline, and the longer the residence time of the flue gas in the heat exchange pipeline is, the higher the heat utilization rate is. The existing rule is to lengthen the length of the heat exchange pipeline, so that the overall volume of the oil-fired boiler is larger. In addition, because the flue gas directly enters and exits, combustion impurities contained in the flue gas can be directly discharged from a chimney, and the air pollution is serious.
Disclosure of Invention
In order to overcome the defects of the prior art, one of the objectives of the present invention is to provide a heat exchange pipe, which can make the flue gas stay in the heat exchange pipe for a long time, and improve the heat utilization rate.
The second purpose of the invention is to provide a heat exchange device, which has high heat utilization rate in a heat exchange pipeline and improves the heat exchange efficiency of the heat exchange device.
The invention also aims to provide the oil-fired boiler, and the baffling sheets in the heat exchange pipeline of the oil-fired boiler can prolong the residence time of the flue gas and improve the energy efficiency.
One of the purposes of the invention is realized by adopting the following technical scheme:
a guide piece is fixedly connected in the heat exchange pipeline and comprises a guide plate and a plurality of baffle plates; the guide plate is fixedly connected in the heat exchange pipeline; the guide plate is provided with a plurality of guide ports, and a plurality of baffling sheets are fixedly connected to the guide plate; each baffle plate is positioned at the side part of the flow guide port in a one-to-one correspondence manner; two adjacent baffling sheets are distributed on two sides of the deflector in a staggered manner; the baffle plate is used for guiding heat to flow to another adjacent diversion opening through one diversion opening.
Furthermore, two ends of the guide plate respectively extend into the pipe orifices at two ends of the heat exchange pipe.
The second purpose of the invention is realized by adopting the following technical scheme:
a heat exchange device comprises a heat exchange chamber and a heat exchange pipeline; the bottom end of the heat exchange chamber is provided with a combustion cavity and a water cavity; the heat exchange pipeline is fixedly connected in the water cavity and is used for carrying out heat exchange on water in the water cavity; one end of the heat exchange pipeline is communicated to the outside of the heat exchange chamber; the other end of the heat exchange pipeline is communicated to the combustion chamber; a guide piece is fixedly connected in the heat exchange pipeline and comprises a guide plate and a plurality of baffling sheets; the guide plate is fixedly connected in the heat exchange pipeline; the guide plate is provided with a plurality of guide ports, and a plurality of baffling sheets are fixedly connected to the guide plate; each baffle plate is positioned at the side part of the flow guide port in a one-to-one correspondence manner; two adjacent baffling sheets are distributed on two sides of the deflector in a staggered manner; the baffle plate is used for guiding heat to flow to another adjacent diversion opening through one diversion opening.
Further, the water cavity is formed between the outer wall of the combustion cavity and the inner wall of the heat exchange chamber in a spaced mode.
Further, the combustion cavity is arranged at the bottom end of the heat exchange chamber; the top end of the combustion cavity is provided with a plurality of heat exchange pipelines, and the top ends of the heat exchange pipelines are communicated to the top wall of the heat exchange chamber.
The third purpose of the invention is realized by adopting the following technical scheme:
an oil-fired boiler comprises a boiler chamber and the heat exchange device; the heat exchange device is arranged in the boiler chamber.
Furthermore, a water outlet is formed in the top end of the heat exchange chamber; the bottom end of the heat exchange chamber is provided with a water inlet; the water pump is arranged in the boiler chamber and is positioned at the top end of the boiler chamber; the water inlet of the circulation pump is communicated with the water outlet.
Further, the oil-fired boiler also comprises a combustor, and an ignition device of the combustor is communicated with the combustion cavity.
Further, the top in the boiler chamber is equipped with first mounting panel, the bottom in boiler chamber is equipped with the second mounting panel, the water pump is installed in first mounting panel, the combustor is installed in the second mounting panel.
Compared with the prior art, the invention has the beneficial effects that: a plurality of baffle plates are arranged in the heat exchange pipeline, and can guide the flue gas to move along the baffle plates which are distributed in a staggered manner, so that the flow stroke of the flue gas is improved, the heat utilization rate of the flue gas is further increased, and the heat exchange efficiency is higher. The heat exchange device using the heat exchange pipeline has higher heat exchange efficiency. And the boiler of using heat transfer device, a plurality of baffling pieces in the heat transfer pipeline can improve the residence time of flue gas on the one hand, improve the efficiency, on the other hand can make the flue gas temperature that reaches chimney exit low, reduce the pollution to external environment.
Drawings
Fig. 1 is a sectional view of an oil boiler of the present invention;
FIG. 2 is a cross-sectional view of a heat exchange device of the present invention;
FIG. 3 is a schematic view showing the overall construction of the oil boiler of the present invention;
fig. 4 is a schematic structural view of a deflector of the heat exchange tube of the present invention.
In the figure: 10. a boiler room; 11. an oil chamber; 20. a heat exchange chamber; 21. a combustion chamber; 22. a water chamber; 23. a water inlet; 24. a water outlet; 30. a heat exchange conduit; 31. a baffle sheet; 32. a baffle; 321. a flow guide port; 40. a water pump; 50. a combustion engine.
Detailed Description
The invention will be further described with reference to the accompanying drawings and the detailed description below:
as shown in fig. 1, fig. 2 and fig. 4, a guide member is fixedly connected in the heat exchange tube 30, the guide member includes a guide plate 32 and a plurality of baffle plates 31, specifically, the guide plate 32 is fixedly connected in the heat exchange tube 30, a plurality of guide openings 321 are arranged on the guide plate 32, and the plurality of baffle plates 31 are all fixedly connected to the guide plate 32; each baffle 31 is located at the side of the flow guide opening 321 in a one-to-one correspondence manner, two adjacent baffle 31 are distributed on two sides of the flow guide plate 32 in a staggered manner, and the baffle plate is used for guiding heat to flow to another adjacent flow guide opening 321 through one flow guide opening 321.
When the heat exchange pipeline 30 of the present invention is used, the heat exchange pipeline 30 can be installed in the heat exchange chamber 20, heat in the heat exchange chamber 20 can exchange heat through the heat exchange pipe, heat flow can flow from one end of the heat exchange pipeline 30 to the other end, when heat in the heat exchange pipeline 30 enters the heat exchange pipeline 30, heat can enter through the flow guide port 321 at the bottom end of the flow guide plate 32, and the plurality of baffle plates 31 are distributed on two sides of the flow guide plate 32 in a staggered manner, so that upward movement of heat from the flow guide port 321 at the bottom end can be blocked by the baffle plates 31, heat is guided to flow through the flow guide port 321 in a staggered manner, that is, the plurality of baffle plates 31 can guide smoke to move along the baffle plates 31 distributed in a staggered manner, a flow stroke of the smoke is improved, and further, a smoke heat utilization rate.
Further, both ends of the above-mentioned flow guiding plate 32 extend into the pipe orifices at both ends of the heat exchanging pipe 30 respectively, that is, after the heat enters the heat exchanging pipe 30, the heat can be guided to move along the flow guiding plate 32. Of course, the diversion plate 32 can also be directly fixed in the middle of the heat exchange pipe 30, and partial diversion can also prolong the heat retention time.
This embodiment may also provide a heat exchange device, see figures 2 and 4,
a heat exchange device comprises a heat exchange chamber 20 and a heat exchange pipeline 30, wherein a combustion chamber 21 and a water chamber 22 are arranged at the bottom end of the heat exchange chamber 20; the heat exchanging pipe 30 is fixedly connected in the water cavity 22, the heat exchanging pipe 30 can exchange heat with water in the water cavity 22, specifically, one end of the heat exchanging pipe 30 is communicated to the outside of the heat exchanging chamber 20, and the other end of the heat exchanging pipe 30 is communicated to the combustion cavity 21. A guide piece is fixedly connected in the heat exchange pipeline 30, the guide piece comprises a guide plate 32 and a plurality of baffle plates 31, the guide plate 32 is fixedly connected in the heat exchange pipeline 30, the guide plate 32 is provided with a plurality of guide openings 321, and the plurality of baffle plates 31 are fixedly connected on the guide plate 32; each baffle 31 is located at the side of the flow guide opening 321 in a one-to-one correspondence manner, two adjacent baffle 31 are distributed on two sides of the flow guide plate 32 in a staggered manner, and the baffle plate is used for guiding heat to flow to another adjacent flow guide opening 321 through one flow guide opening 321.
When the heat exchange device is used, the heat exchange pipe 30 can be installed in the heat exchange chamber 20, combustion is performed in the combustion chamber 21, water is introduced into the water chamber 22, and then heat generated by the combustion chamber enters the heat exchange pipe 30 and exchanges heat with the water in the water chamber 22, so that heat exchange can be realized. Specifically, heat flow can flow to the other end by the one end of heat transfer pipeline 30 in heat transfer pipeline 30, heat in heat transfer pipeline 30 when getting into heat transfer pipeline 30, the heat can get into through the water conservancy diversion mouth 321 of guide plate 32 bottom, because the crisscross distribution of a plurality of baffling pieces 31 is in the both sides of guide plate 32, therefore the heat up-going motion by the bottom water conservancy diversion mouth 321 can be blockked by baffling piece 31, the guide heat is crisscross to flow through water conservancy diversion mouth 321, a plurality of baffling pieces 31 can guide flue gas to walk along the baffling piece 31 of crisscross distribution promptly, improve the flow stroke of flue gas, and then make flue gas heat utilization, heat exchange efficiency is higher.
Further, a water cavity 22 is formed between the outer wall of the combustion cavity 21 and the inner wall of the heat exchange chamber 20 at an interval, that is, only the combustion cavity 21 needs to be arranged in the heat exchange chamber 20, and the water cavity 22 does not need to be additionally processed, and water is directly introduced into the heat exchange chamber 20 during heat exchange.
Of course, a partition plate may be directly provided in the heat exchange chamber 20 to directly divide the inner space of the heat exchange chamber 20 into the water chamber 22 and the combustion chamber 21.
Further, in this embodiment, the bottom of heat transfer room 20 is located to burning chamber 21, is equipped with a plurality of heat transfer pipelines 30 on the top of burning chamber 21, and the top of a plurality of heat transfer pipelines 30 communicates to on the roof of heat transfer room 20, so, the heat that the burning chamber produced can be directly by supreme flow down, and a plurality of heat transfer pipelines 30 can further improve heat exchange efficiency.
The present embodiment also provides an oil boiler, which, referring to figures 1-4,
the utility model provides an oil boiler, includes boiler room 10 and foretell heat transfer device, locate heat transfer device in the boiler room 10, at the during operation, combustor 50 in the boiler can burn in the burning chamber 21 of interchangeable hot chamber 20, the flue gas of production can flow through heat transfer pipeline 30, a plurality of baffling pieces 31 in the heat transfer pipeline 30 can improve the residence time of flue gas on the one hand, improve the efficiency, on the other hand can make the flue gas temperature who reachs the chimney exit low, reduce the pollution to external environment.
Furthermore, a water outlet 24 can be arranged at the top end of the heat exchange chamber 20; the bottom end of the heat exchange chamber 20 is provided with a water inlet 23, and a water pump 40 is arranged in the boiler chamber 10 and is positioned at the top end of the boiler chamber 10; the inlet 23 of the circulation pump communicates with the outlet 24. Therefore, the water pump 40 can directly lead out the water with high water level to the indoor pipeline, and the heated water reaches the water cavity 22 again from the bottom end of the boiler chamber 10, so that the energy efficiency of the water pump 40 is improved, the use power of the water pump 40 is reduced, and more energy is saved.
Further, the oil-fired boiler further comprises a burner 50, and an ignition device of the burner 50 is communicated with the combustion chamber 21, so that the burner 50 can ignite the fuel and the combustion chamber 21 can combust to generate smoke. Of course, the burner 50 may alternatively be a prior art fuel-fired burner 50.
Further, in order to facilitate the installation of the water pump 40 and the burner 50, a first mounting plate may be disposed at the top end of the boiler chamber 10, a second mounting plate may be disposed at the bottom end of the boiler chamber 10, the water pump 40 is mounted on the first mounting plate, and the burner 50 is mounted on the second mounting plate, so that the water pump 40 and the burner 50 may be reasonably distributed in the boiler chamber 10.
Various other modifications and changes may be made by those skilled in the art based on the above-described technical solutions and concepts, and all such modifications and changes should fall within the scope of the claims of the present invention.
Claims (9)
1. A heat exchange pipeline is characterized in that a guide piece is fixedly connected in the heat exchange pipeline, and the guide piece comprises a guide plate and a plurality of baffle plates; the guide plate is fixedly connected in the heat exchange pipeline; the guide plate is provided with a plurality of guide ports, and a plurality of baffling sheets are fixedly connected to the guide plate; each baffle plate is positioned at the side part of the flow guide port in a one-to-one correspondence manner; two adjacent baffling sheets are distributed on two sides of the deflector in a staggered manner; the baffle plate is used for guiding heat to flow to another adjacent diversion opening through one diversion opening.
2. A heat exchange tube as claimed in claim 1, wherein both ends of the flow guide plate extend into the respective ports at both ends of the heat exchange tube.
3. A heat exchange device is characterized by comprising a heat exchange chamber and a heat exchange pipeline; the bottom end of the heat exchange chamber is provided with a combustion cavity and a water cavity; the heat exchange pipeline is fixedly connected in the water cavity and is used for carrying out heat exchange on water in the water cavity; one end of the heat exchange pipeline is communicated to the outside of the heat exchange chamber; the other end of the heat exchange pipeline is communicated to the combustion chamber; a guide piece is fixedly connected in the heat exchange pipeline and comprises a guide plate and a plurality of baffling sheets; the guide plate is fixedly connected in the heat exchange pipeline; the guide plate is provided with a plurality of guide ports, and a plurality of baffling sheets are fixedly connected to the guide plate; each baffle plate is positioned at the side part of the flow guide port in a one-to-one correspondence manner; two adjacent baffling sheets are distributed on two sides of the deflector in a staggered manner; the baffle plate is used for guiding heat to flow to another adjacent diversion opening through one diversion opening.
4. The heat exchange device of claim 3 wherein the water chamber is defined by a space between an outer wall of the combustion chamber and an inner wall of the heat exchange chamber.
5. The heat exchange device of claim 3, wherein the combustion chamber is disposed at a bottom end of the heat exchange chamber; the top end of the combustion cavity is provided with a plurality of heat exchange pipelines, and the top ends of the heat exchange pipelines are communicated to the top wall of the heat exchange chamber.
6. An oil-fired boiler, characterized by comprising a boiler chamber and a heat exchange device according to any one of claims 3 to 5; the heat exchange device is arranged in the boiler chamber.
7. An oil-fired boiler as claimed in claim 6, wherein the top end of the heat exchange chamber is provided with a water outlet; the bottom end of the heat exchange chamber is provided with a water inlet; the water pump is arranged in the boiler chamber and is positioned at the top end of the boiler chamber; the water inlet of the circulation pump is communicated with the water outlet.
8. An oil boiler as claimed in claim 7, characterized in that the oil boiler further comprises a burner, the ignition device of which communicates with the combustion chamber.
9. An oil fired boiler as claimed in claim 8, wherein a first mounting plate is provided at a top end of the boiler chamber, a second mounting plate is provided at a bottom end of the boiler chamber, the water pump is mounted to the first mounting plate, and the burner is mounted to the second mounting plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911410510.5A CN111059955A (en) | 2019-12-31 | 2019-12-31 | Heat exchange pipeline, heat exchange device and oil-fired boiler |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911410510.5A CN111059955A (en) | 2019-12-31 | 2019-12-31 | Heat exchange pipeline, heat exchange device and oil-fired boiler |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111059955A true CN111059955A (en) | 2020-04-24 |
Family
ID=70305506
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911410510.5A Pending CN111059955A (en) | 2019-12-31 | 2019-12-31 | Heat exchange pipeline, heat exchange device and oil-fired boiler |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111059955A (en) |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR200297422Y1 (en) * | 2002-01-18 | 2002-12-11 | 박창덕 | Hot water boiler |
| CN101082447A (en) * | 2006-05-31 | 2007-12-05 | 朴显泽 | Casing tube boiler |
| CN102213436A (en) * | 2011-04-12 | 2011-10-12 | 胡瑛石 | Efficient heat exchange flue |
| CN202956015U (en) * | 2012-11-20 | 2013-05-29 | 广州迪森热能设备有限公司 | Baffling-piece type turbolator |
| EP2685173A2 (en) * | 2012-07-13 | 2014-01-15 | ABMG "Astra" | Flue with turbulence plates |
| CN205245221U (en) * | 2015-12-10 | 2016-05-18 | 陕西德力能源科技有限责任公司 | Flame guiding device |
| CN207113210U (en) * | 2017-08-10 | 2018-03-16 | 胡光 | Boiler with heat-exchanger rig |
| CN208588082U (en) * | 2018-06-19 | 2019-03-08 | 扬州斯大锅炉有限公司 | Effective energy-saving vertical boiler |
| CN211527196U (en) * | 2019-12-31 | 2020-09-18 | 中山市益佳电器有限公司 | Heat exchange pipeline, heat exchange device and oil-fired boiler |
-
2019
- 2019-12-31 CN CN201911410510.5A patent/CN111059955A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR200297422Y1 (en) * | 2002-01-18 | 2002-12-11 | 박창덕 | Hot water boiler |
| CN101082447A (en) * | 2006-05-31 | 2007-12-05 | 朴显泽 | Casing tube boiler |
| CN102213436A (en) * | 2011-04-12 | 2011-10-12 | 胡瑛石 | Efficient heat exchange flue |
| EP2685173A2 (en) * | 2012-07-13 | 2014-01-15 | ABMG "Astra" | Flue with turbulence plates |
| CN202956015U (en) * | 2012-11-20 | 2013-05-29 | 广州迪森热能设备有限公司 | Baffling-piece type turbolator |
| CN205245221U (en) * | 2015-12-10 | 2016-05-18 | 陕西德力能源科技有限责任公司 | Flame guiding device |
| CN207113210U (en) * | 2017-08-10 | 2018-03-16 | 胡光 | Boiler with heat-exchanger rig |
| CN208588082U (en) * | 2018-06-19 | 2019-03-08 | 扬州斯大锅炉有限公司 | Effective energy-saving vertical boiler |
| CN211527196U (en) * | 2019-12-31 | 2020-09-18 | 中山市益佳电器有限公司 | Heat exchange pipeline, heat exchange device and oil-fired boiler |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| KR20090063438A (en) | Condensing type boiler | |
| CN211527196U (en) | Heat exchange pipeline, heat exchange device and oil-fired boiler | |
| CN201014541Y (en) | Numerical control environment-protection energy-saving boiler | |
| US5799621A (en) | Boiler assembly | |
| CN111998329A (en) | Three-return-stroke vertical gas boiler | |
| CN111059955A (en) | Heat exchange pipeline, heat exchange device and oil-fired boiler | |
| CN208936554U (en) | A kind of full premix low nitrogen burning proportion adjustment boiler | |
| CN208588082U (en) | Effective energy-saving vertical boiler | |
| CN205939674U (en) | Extreme misery pipe boiler | |
| RU20155U1 (en) | HEATING DEVICE | |
| CN101021358B (en) | Energy conserving environmental protective non-pressure heating furnace | |
| RU135086U1 (en) | HEAT EXCHANGE DEVICE | |
| CN213578094U (en) | Pipe wall type strong boiler | |
| CN218511181U (en) | Gas water heater | |
| CN220582478U (en) | Energy-saving double-drum longitudinal boiler | |
| CN210153865U (en) | Energy-saving environment-friendly heating stove | |
| CN219955661U (en) | High-efficiency gas hot-blast stove | |
| CN220417677U (en) | Energy-saving condensing boiler | |
| CN218583150U (en) | Low-nitrogen gas boiler | |
| CN111425854B (en) | Gas boiler | |
| CN110762548A (en) | Smoke deflection vertical heat pipe hot water boiler | |
| CN220379830U (en) | External economizer system of hanging stove | |
| CN220355388U (en) | Straight-through type water-cooling low-nitrogen combustion fire tube steam boiler | |
| RU2525374C1 (en) | Method of heat exchanger operation and heat exchanger | |
| CN214406514U (en) | Stainless steel hot water boiler with anti-backfire function |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| CB02 | Change of applicant information | ||
| CB02 | Change of applicant information |
Address after: No.7, Ke te Road North, dacen Industrial Zone, Huangpu town, Zhongshan City, Guangdong Province Applicant after: ZHONGSHAN YIJIA ELECTRICAL APPLIANCE Co.,Ltd. Address before: 528427 market side of Shenghui north, Min'an village, Nantou Town, Zhongshan City, Guangdong Province Applicant before: ZHONGSHAN YIJIA ELECTRICAL APPLIANCE Co.,Ltd. |