CN111623515A - Straight-flow stainless steel hot water boiler - Google Patents
Straight-flow stainless steel hot water boiler Download PDFInfo
- Publication number
- CN111623515A CN111623515A CN202010505185.7A CN202010505185A CN111623515A CN 111623515 A CN111623515 A CN 111623515A CN 202010505185 A CN202010505185 A CN 202010505185A CN 111623515 A CN111623515 A CN 111623515A
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- China
- Prior art keywords
- cavity
- heat exchange
- flue gas
- water tank
- exchange tubes
- 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.)
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 80
- 229910001220 stainless steel Inorganic materials 0.000 title claims abstract description 23
- 239000010935 stainless steel Substances 0.000 title claims abstract description 23
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 claims abstract description 80
- 239000003546 flue gas Substances 0.000 claims abstract description 80
- 238000002485 combustion reaction Methods 0.000 claims abstract description 25
- 238000005192 partition Methods 0.000 claims abstract description 5
- 238000010792 warming Methods 0.000 abstract 1
- 238000000034 method Methods 0.000 description 11
- 239000007789 gas Substances 0.000 description 9
- 238000005266 casting Methods 0.000 description 5
- 239000000446 fuel Substances 0.000 description 5
- 238000004519 manufacturing process Methods 0.000 description 5
- 238000010438 heat treatment Methods 0.000 description 3
- 230000000903 blocking effect Effects 0.000 description 2
- 239000003818 cinder Substances 0.000 description 2
- 239000002918 waste heat Substances 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000750 progressive effect Effects 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Images
Classifications
-
- 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
- F24H8/00—Fluid heaters characterised by means for extracting latent heat from flue gases by means of condensation
-
- 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
-
- 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
-
- 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
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
Abstract
The invention belongs to the technical field of boiler equipment, and particularly discloses a straight-flow stainless steel hot water boiler which comprises a boiler body, wherein a combustion chamber of the boiler body is formed by surrounding a plurality of heat exchange tubes, a first water tank is arranged at the front end of the boiler body, a second water tank is arranged at the rear end of the boiler body, the first water tank and the second water tank are communicated through the heat exchange tubes, a first partition plate is arranged in the first water tank to divide the first water tank into a first cavity and a second cavity, a second partition plate is arranged in the second water tank to divide the second water tank into a third cavity and a fourth cavity, and a gap between the heat exchange tubes and a flue gas outlet arranged at the bottom of the boiler body form a flue gas channel; greatly improves the heat utilization rate of the flue gas, also improves the heat exchange efficiency of the flue gas and the heat exchange tube, reduces the temperature of the flue gas discharged from the flue gas outlet, reduces the heat pollution to the environment, and can meet the requirement of using in a short time by the boiler warming block.
Description
Technical Field
The invention relates to the technical field of boiler passing equipment, in particular to a straight-flow stainless steel hot water boiler.
Background
In the prior art, a common hot water boiler heats water in the boiler, and the produced hot water is used for industry or life.
Under some operating conditions, do not need the boiler to work continuously, but require to obtain hot water that can be quick, so the straight-flow boiler is just preferred, but current straight-flow boiler, flue gas are short in its circulation time, cause heat exchange efficiency low, and the flue gas waste heat can not by make full use of to heating inefficiency.
Therefore, how to improve the heat exchange efficiency is a technical problem which needs to be solved by the technical personnel in the field at present.
Disclosure of Invention
In view of the problems in the prior art, the present invention is directed to a straight-flow stainless steel hot water boiler.
In order to achieve the purpose, the technical scheme of the invention is as follows:
the utility model provides a straight-flow stainless steel boiler, includes the furnace body, the combustion chamber of furnace body is surrounded by many heat exchange tubes and is formed, just the front end of furnace body sets up first water tank, and the rear end sets up the second water tank, pass through between first water tank and the second water tank heat exchange tube intercommunication, just be provided with first baffle in the first water tank in order with first water tank separates for first cavity and second cavity, be provided with the second baffle in the second water tank with will the second water tank separates for third cavity and fourth cavity to make the water that water inlet flowed in on the fourth cavity pass in proper order fourth cavity, second cavity, third cavity and first cavity are followed delivery port discharge on the first cavity, clearance and setting between the heat exchange tube are in the exhanst gas outlet of furnace body bottom constitutes flue gas channel.
Further, the heat exchange tube is a finned tube.
Further, the flue gas outlet is connected with a boiler flue gas condenser.
Furthermore, fins are arranged inside and outside the tubes of the heat exchange tube.
Further, the heat exchange tube includes the body that sets up a plurality of first fins outside the tubes, the hole of body is inlayed and is had the inner tube, be provided with a plurality of second fin in the inner tube, interior pipe ring self circumference is equallyd divide for the connection through the snap fastener between the triplex pipe wall and each part pipe wall.
Further, the second fins on each part of the pipe wall are high in the middle and low in the two ends, the second fins on the same pipe wall are parallel to each other, and a flue gas channel is formed by a gap between every two adjacent second fins.
Further, the outer surfaces of the first fin and the second fin are both provided with teeth.
Further, the pipe wall and the second fin are integrally arranged.
Further, the heat exchange tubes between the first cavity and the third cavity form an annular combustion chamber, the second cavity, the third cavity, the second cavity and the fourth cavity are respectively provided with a plurality of rows of heat exchange tubes, and the adjacent rows of heat exchange tubes are staggered with each other.
Further, the second cavity with multirow between the third cavity the upper end of heat exchange tube is provided with first gas baffle, multirow between second cavity and the fourth cavity the upper end of heat exchange tube is provided with second gas baffle, just first gas baffle and second gas baffle all are provided with the V-arrangement groove, the V-arrangement groove is arranged in clearance between the heat exchange tube, just the lateral wall in V-arrangement groove is provided with the bleeder vent, the bleeder vent is followed the equidistant equipartition of length direction in V-arrangement groove.
Compared with the prior art, the through-flow stainless steel hot water boiler provided by the invention has a distinctive structure, a combustion chamber consisting of a plurality of heat exchange tubes is utilized, flue gas generated by combustion of fuel in the combustion chamber directly exchanges heat with water in the heat exchange tubes, the flue gas flows to the flue gas outlet arranged at the bottom of the boiler body through gaps among the heat exchange tubes of the combustion chamber, and exchanges heat with the heat exchange tubes between the first cavity and the third cavity, between the second cavity and the third cavity, and between the second cavity and the fourth cavity in sequence in the process of flowing to the flue gas outlet, and the flow velocity of the flue gas is slow due to the blocking of the plurality of layers of heat dissipation tubes, the heat exchange time between the flue gas and the heat exchange tubes is longer, and the first box and the second box are directly heated by high-temperature flue gas at the same time, so that the heat utilization rate of the flue gas is greatly improved, the heat exchange efficiency of the flue gas and the heat exchange tube is improved, the temperature of the flue gas discharged from the flue gas outlet is reduced, the thermal pollution to the environment is reduced, and the requirement of using hot water in a short time can be met by the boiler heating block.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
Fig. 1 is a front view of a once-through stainless steel hot water boiler.
Fig. 2 is a left side view of a once-through stainless steel hot water boiler.
Fig. 3 is a schematic structural view of a heat exchange tube in a straight-flow stainless steel hot water boiler.
Fig. 4 is a schematic structural diagram of a first flue gas baffle or a second flue gas baffle in a straight-flow stainless steel hot water boiler.
In the figure: 1. the burner comprises a water outlet, a furnace body, a first cavity, a combustion chamber, a second cavity, a combustor, a burner, a heat exchange tube, a pipe body, a pipe wall, a second fin, a tooth-shaped fin, a first fin, a snap fastener, a fire observation opening, a third cavity, a fourth cavity, a water inlet, a flue gas outlet, a flue gas baffle, a first flue gas baffle, a second flue gas baffle, a V-shaped groove, a gas vent and a gas vent, wherein the furnace body is 2, the first cavity is 3, the combustion chamber is 4, the second cavity is 5, the burner is 6, the heat exchange tube is 7.
Detailed Description
The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. It is to be understood that the described embodiments are merely exemplary of the invention, and not restrictive of the full scope of the invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
As shown in fig. 1 to 4, a straight-flow stainless steel hot water boiler as a preferred embodiment of the present invention comprises a boiler body 2, a combustion chamber 4 of the boiler body 2 is formed by surrounding a plurality of heat exchange tubes 7, and the front end of the furnace body 2 is provided with a first water tank, the rear end is provided with a second water tank, the first water tank and the second water tank are communicated through the heat exchange tube 7, and a first baffle plate is arranged in the first water tank to divide the first water tank into a first cavity 3 and a second cavity 5, a second partition plate is arranged in the second water tank to divide the second water tank into a third cavity 9 and a fourth cavity 10, so that the water flowing into the water inlet 11 on the fourth cavity 10 sequentially passes through the fourth cavity 10, the second cavity 5, the third cavity 9 and the first cavity 3 and is discharged from the water outlet 1 on the first cavity 3, namely the whole process is as follows: after entering the fourth cavity 10 from the water inlet 11, water sequentially flows through the heat exchange tubes 7 between the fourth cavity 10 and the second cavity 5 and enters the second cavity 5, then enters the third cavity 9 through the heat exchange tube 7 between the second cavity 5 and the third cavity 9, then enters the first cavity 3 through the heat exchange tube 7 between the third cavity 9 and the first cavity 3, is discharged through the water outlet 1 of the first cavity 3, the whole process realizes the multiple heating of water, the heat exchange between the flue gas and the heat exchange tube 7 is carried out for multiple times, and when entering the first cavity 3 from the third cavity 9, the flue gas passes through the heat exchange tube 7 forming the combustion chamber 4, the temperature of the flue gas is the highest, the highest temperature of the water entering the first cavity 3 is ensured, and a gap between the heat exchange tubes 7 and a flue gas outlet 12 arranged at the bottom of the furnace body 2 form a flue gas channel.
In addition, it should be noted that, in the process that the flue gas flows from the combustion chamber 4 to the flue gas outlet 12, the temperature of the flue gas is gradually reduced, that is, the flue gas is sequentially divided into a low temperature zone, an intermediate temperature zone and a high temperature zone from the bottom to the upper part of the furnace body 2, and the water inlet 11 is arranged at the bottom of the furnace body 2, that is, located in the low temperature zone, and gradually changes the water through the plurality of temperature zones, so that the heat exchange efficiency is high, and the heat absorption in the flue gas is more sufficient.
When the straight-flow stainless steel hot water boiler provided by the invention is applied, the combustion chamber 4 consisting of the plurality of heat exchange tubes 7 is utilized, the flue gas generated by the combustion of fuel in the combustion chamber 4 directly exchanges heat with the water in the heat exchange tubes 7, the flue gas flows to the flue gas outlet 12 arranged at the bottom of the boiler body 2 through the gaps among the heat exchange tubes 7 of the combustion chamber 4, and exchanges heat with the heat exchange tubes 7 between the first cavity 3 and the third cavity 9, between the second cavity 5 and the fourth cavity 10 in sequence in the process that the flue gas flows to the flue gas outlet 12, and the flow velocity of the flue gas is slow due to the blocking of the plurality of layers of radiating tubes, the heat exchange time between the flue gas and the heat exchange tubes 7 is longer, and the high-temperature flue gas directly heats the first box and the second box simultaneously, greatly improves the heat utilization rate of the flue gas, also improves the heat exchange efficiency of the flue gas and the heat exchange tube 7, reduces the temperature of the flue gas discharged from the flue gas outlet 12, and reduces the heat pollution to the environment.
In the above embodiment, the heat exchange tubes 7 are finned tubes, and the finned tubes are conventional devices, it should be noted that, in order to improve the space utilization rate and install more heat exchange tubes 7, the sides of the adjacent heat exchange tubes 7 close to each other are cut or extruded into a plane.
Preferably, exhanst gas outlet 12 is connected with boiler flue gas condenser, through boiler flue gas condenser is to following exhanst gas 12 exhaust flue gas carries out waste heat cooling, avoids directly discharging into the atmosphere and causes thermal pollution, just boiler flue gas condenser adopt the common equipment in market can, concrete structure and principle are no longer detailed.
For better technical effect, fins are arranged inside and outside the heat exchange tube 7, and the surface area of the heat exchange tube 7 is increased by arranging the fins inside and outside the tube, so that the heat exchange efficiency of the flue gas and the water is improved.
In the above embodiment, the heat exchange tube 7 includes a tube body 701 having a plurality of first fins 705 arranged outside the tube, an inner tube is inlaid in an inner hole of the tube body 701, a plurality of second fins 703 are arranged inside the inner tube, the circumference of the inner tube ring is equally divided into three tube walls 702, and the tube walls 702 are connected by snap fasteners 706, so that the connection strength between the tube walls 702 is ensured, the integrity of the inner tube after splicing is ensured, and the production and installation are facilitated by arranging the three split parts.
Specifically, the second fins 703 on each part of the pipe wall 702 are high in the middle and low at two ends, so that the phenomenon that the second fins 703 are too long and easily form a casting cavity to cause waste products is avoided, the second fins 703 on the same pipe wall 702 are parallel to each other, the casting difficulty is reduced, dead corners or included angles which are not easily cast are avoided, and a flue gas channel is formed by a gap between every two adjacent second fins 703 to allow flue gas to flow and exchange heat with external water; the inner pipe is equally divided into three parts to facilitate casting production respectively, and is mounted in an inner hole of the pipe body 701 in an assembling mode, the mounting is convenient, in addition, the fin on the pipe wall 702 is arranged to be high in the middle and low in the two ends and parallel to each other, so that casting dead angles are eliminated, cavities caused by too deep gaps of the fins formed by a mold are avoided, the casting production difficulty is reduced, the fins on the same pipe wall 702 are arranged to be high in the middle and low in the two ends, the circular cross section conforming to the inner pipe is formed by matching among the fins on the three-part pipe wall 702, and the adjacent mutual interference between the fins on the pipe wall 702 is avoided.
In the above embodiment, the outer surfaces of the first fin 705 and the second fin 703 are both provided with the teeth 704, and the teeth 704 can increase the heat exchange area, thereby further improving the heat exchange efficiency.
Preferably, the tube wall 702 and the second fins 703 are integrally arranged, and the tube body 701 and the first fins 705 are integrally arranged, so that the production difficulty is reduced, the firmness of connection between the tube wall and the first fins is ensured, and the requirement of mass production is met.
In this embodiment, the heat exchange tube 7 between the first cavity 3 and the third cavity 9 constitutes the annular combustion chamber 4, directly heats the heat exchange tube 7 connected between the first cavity 3 and the third cavity 9 through the fuel combustion in the combustion chamber 4, and the heat exchange efficiency is high, just the second cavity 5 with the third cavity 9 and set up the multirow respectively between the second cavity 5 and the fourth cavity 10 the heat exchange tube 7, and adjacent row misplace between the heat exchange tube 7, reduce the clearance that supplies the flue gas to flow to reduce the velocity of flow of flue gas, make the flue gas dwell for a longer time in the furnace body 2, further improve the thermal efficiency, and realize through the overall arrangement that the multirow set up that high efficiency utilizes the furnace body 2 inner space, set up the heat exchange tube 7 as much as possible, the high-usage of flue gas.
On the basis of the above embodiment, the upper ends of the heat exchange tubes 7 in multiple rows between the second cavity 5 and the third cavity 9 are provided with first flue gas baffles 13, the upper ends of the heat exchange tubes 7 in multiple rows between the second cavity 5 and the fourth cavity 10 are provided with second flue gas baffles 14, the first flue gas baffles 13 and the second flue gas baffles 14 are both provided with V-shaped grooves 15, the V-shaped grooves 15 are arranged in gaps between adjacent heat exchange tubes 7, the side walls of the V-shaped grooves 15 are provided with air holes, the air holes are uniformly distributed along the length direction of the V-shaped grooves 15 at equal intervals, the channels for supplying flue gas to the flue gas outlets 12 are further reduced by arranging the first flue gas baffles 13 and the second flue gas baffles 14, and flue gas passes through the air holes arranged on the side walls of the V-shaped grooves 15 and directly flows to the surfaces of the heat exchange tubes 7, the surface of the heat exchange pipe 7 is washed, and the heat conduction efficiency is increased.
It should be noted that the number of the V-shaped grooves 15 is more than one, and depends on the number of the heat exchange tubes 7 in the same row, and preferably, the number of the V-shaped grooves 15 is one less than the number of the heat exchange tubes 7 in the same row.
In this embodiment, 2 bottom slopes of furnace body set up, just the bottom of furnace body 2 is to setting up the slope of the row's cinder notch in 2 bottoms of furnace body to make the remaining discarded object of fuel along 2 bottom of furnace body is followed the row's cinder notch flows, convenient clearance.
Preferably, a fire observation port 8 for observing the conditions in the combustion chamber 4 is arranged on one side of the furnace body 2 so as to know the fuel combustion conditions and the working state of the burner 6, specifically, the fire observation port 8 comprises a pipeline communicated with the furnace body 2, the end part of the pipeline is sealed by high-temperature resistant glass, more specifically, the fire observation port 8 is arranged on one side of the combustion chamber 4, and the burner 6 is arranged on the other side of the combustion chamber 4.
Finally, it should also be noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.
The embodiments in the present description are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (10)
1. The straight-flow stainless steel hot water boiler comprises a boiler body (2) and is characterized in that a combustion chamber (4) of the boiler body (2) is formed by surrounding a plurality of heat exchange tubes (7), a first water tank is arranged at the front end of the boiler body (2), a second water tank is arranged at the rear end of the boiler body, the first water tank and the second water tank are communicated through the heat exchange tubes (7), a first partition plate is arranged in the first water tank to divide the first water tank into a first cavity (3) and a second cavity (5), a second partition plate is arranged in the second water tank to divide the second water tank into a third cavity (9) and a fourth cavity (10) so that water flowing into a water inlet (11) in the fourth cavity (10) sequentially passes through the fourth cavity (10), the second cavity (5), the third cavity (9) and the first cavity (3) and is discharged from a water outlet (1) in the first cavity (3), the gap between the heat exchange tubes (7) and a flue gas outlet (12) arranged at the bottom of the furnace body (2) form a flue gas channel.
2. The once-through stainless steel hot water boiler according to claim 1, characterized in that the heat exchange tubes (7) are finned tubes.
3. The once-through stainless steel hot water boiler according to claim 1, characterized in that a boiler flue gas condenser is connected to the flue gas outlet (12).
4. The straight-flow stainless steel hot water boiler according to claim 2, wherein the heat exchange tubes (12) are provided with fins both inside and outside the tubes.
5. The straight-flow stainless steel hot water boiler according to claim 4, characterized in that the heat exchange tube (7) comprises a tube body (701) with a plurality of first fins (705) arranged outside the tube, an inner tube is embedded in the inner hole of the tube body (701), a plurality of second fins (703) are arranged in the inner tube, the circumference of the inner tube ring is divided into three tube walls (702) and the tube walls (702) are connected through snap fasteners (706).
6. The once-through stainless steel hot water boiler according to claim 5, wherein the second fins (703) on each tube wall (702) are high in the middle and low at both ends, the second fins (703) on the same tube wall (702) are parallel to each other, and the gap between two adjacent second fins (703) forms a flue gas flow channel.
7. The straight-flow stainless steel hot water boiler according to claim 5, characterized in that the outer surfaces of the first fin (705) and the second fin (703) are each provided in a tooth shape (704).
8. The straight-flow stainless steel hot water boiler according to claim 5, wherein the tube wall (702) and the second fin (703) are integrally provided.
9. The once-through stainless steel hot water boiler according to claim 1, characterized in that the heat exchange tubes (7) between the first cavity (3) and the third cavity (9) constitute an annular combustion chamber (4), a plurality of rows of the heat exchange tubes (7) are respectively arranged between the second cavity (5) and the third cavity (9) and between the second cavity (5) and the fourth cavity (10), and the heat exchange tubes (7) in adjacent rows are mutually staggered.
10. The straight-flow stainless steel hot water boiler according to claim 1, characterized in that the upper ends of the heat exchange tubes (7) in a plurality of rows between the second cavity (5) and the third cavity (9) are provided with first flue gas baffles (13), the upper ends of the heat exchange tubes (7) in a plurality of rows between the second cavity (5) and the fourth cavity (10) are provided with second flue gas baffles (14), the first flue gas baffles (13) and the second flue gas baffles (14) are both provided with V-shaped grooves (15), the V-shaped grooves (15) are arranged in the gaps between the heat exchange tubes (7), the side walls of the V-shaped grooves (15) are provided with air holes (16), and the air holes (16) are uniformly distributed at equal intervals along the length direction of the V-shaped grooves (15).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010505185.7A CN111623515A (en) | 2020-06-05 | 2020-06-05 | Straight-flow stainless steel hot water boiler |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010505185.7A CN111623515A (en) | 2020-06-05 | 2020-06-05 | Straight-flow stainless steel hot water boiler |
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| Publication Number | Publication Date |
|---|---|
| CN111623515A true CN111623515A (en) | 2020-09-04 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010505185.7A Pending CN111623515A (en) | 2020-06-05 | 2020-06-05 | Straight-flow stainless steel hot water boiler |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH02169931A (en) * | 1988-12-22 | 1990-06-29 | Toto Ltd | Hot water supply unit |
| CN101284206A (en) * | 2008-05-22 | 2008-10-15 | 耿军岗 | Flue gas wet desulfurization dust removing apparatus |
| CN107120825A (en) * | 2017-06-02 | 2017-09-01 | 临沂市欧科节能技术有限公司 | Efficient energy saving and environment friendly boiler |
| CN207975683U (en) * | 2018-03-15 | 2018-10-16 | 邹在原 | A kind of heat exchange power generation coal stove |
| CN109945276A (en) * | 2019-03-13 | 2019-06-28 | 兰州理工大学 | A kind of heat pump heating system of fume afterheat driving |
| CN212457414U (en) * | 2020-06-05 | 2021-02-02 | 福士德锅炉有限公司 | Straight-flow stainless steel hot water boiler |
-
2020
- 2020-06-05 CN CN202010505185.7A patent/CN111623515A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH02169931A (en) * | 1988-12-22 | 1990-06-29 | Toto Ltd | Hot water supply unit |
| CN101284206A (en) * | 2008-05-22 | 2008-10-15 | 耿军岗 | Flue gas wet desulfurization dust removing apparatus |
| CN107120825A (en) * | 2017-06-02 | 2017-09-01 | 临沂市欧科节能技术有限公司 | Efficient energy saving and environment friendly boiler |
| CN207975683U (en) * | 2018-03-15 | 2018-10-16 | 邹在原 | A kind of heat exchange power generation coal stove |
| CN109945276A (en) * | 2019-03-13 | 2019-06-28 | 兰州理工大学 | A kind of heat pump heating system of fume afterheat driving |
| CN212457414U (en) * | 2020-06-05 | 2021-02-02 | 福士德锅炉有限公司 | Straight-flow stainless steel hot water boiler |
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| CB02 | Change of applicant information |
Address after: 456150 middle section of foster Avenue, new manufacturing industrial park, Tangyin County, Anyang City, Henan Province Applicant after: Foster Boiler Co.,Ltd. Address before: 456174 middle section of foster Avenue, new manufacturing industrial park, Anyang City, Henan Province Applicant before: ANYANG FIRSTD BOILER Co.,Ltd. |
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