CN208504445U - A kind of spiral coil membrane wall burner hearth and its furnace body, heating plant - Google Patents
A kind of spiral coil membrane wall burner hearth and its furnace body, heating plant Download PDFInfo
- Publication number
- CN208504445U CN208504445U CN201721250716.2U CN201721250716U CN208504445U CN 208504445 U CN208504445 U CN 208504445U CN 201721250716 U CN201721250716 U CN 201721250716U CN 208504445 U CN208504445 U CN 208504445U
- Authority
- CN
- China
- Prior art keywords
- spiral coil
- membrane wall
- burner hearth
- furnace body
- heating plant
- 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
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
- F24H7/00—Storage heaters, i.e. heaters in which the energy is stored as heat in masses for subsequent release
- F24H7/02—Storage heaters, i.e. heaters in which the energy is stored as heat in masses for subsequent release the released heat being conveyed to a transfer fluid
- F24H7/04—Storage heaters, i.e. heaters in which the energy is stored as heat in masses for subsequent release the released heat being conveyed to a transfer fluid with forced circulation of the transfer fluid
-
- 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
- F24H7/00—Storage heaters, i.e. heaters in which the energy is stored as heat in masses for subsequent release
- F24H7/02—Storage heaters, i.e. heaters in which the energy is stored as heat in masses for subsequent release the released heat being conveyed to a transfer fluid
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F22—STEAM GENERATION
- F22B—METHODS OF STEAM GENERATION; STEAM BOILERS
- F22B31/00—Modifications of boiler construction, or of tube systems, dependent on installation of combustion apparatus; Arrangements of dispositions of combustion apparatus
- F22B31/08—Installation of heat-exchange apparatus or of means in boilers for heating air supplied for combustion
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23M—CASINGS, LININGS, WALLS OR DOORS SPECIALLY ADAPTED FOR COMBUSTION CHAMBERS, e.g. FIREBRIDGES; DEVICES FOR DEFLECTING AIR, FLAMES OR COMBUSTION PRODUCTS IN COMBUSTION CHAMBERS; SAFETY ARRANGEMENTS SPECIALLY ADAPTED FOR COMBUSTION APPARATUS; DETAILS OF COMBUSTION CHAMBERS, NOT OTHERWISE PROVIDED FOR
- F23M5/00—Casings; Linings; Walls
- F23M5/08—Cooling thereof; Tube walls
-
- 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
- F24H9/12—Arrangements for connecting heaters to circulation pipes
- F24H9/13—Arrangements for connecting heaters to circulation pipes for water heaters
- F24H9/139—Continuous flow 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
- F24H9/18—Arrangement or mounting of grates or heating means
- F24H9/1809—Arrangement or mounting of grates or heating means 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
- F24H9/20—Arrangement or mounting of control or safety devices
- F24H9/2007—Arrangement or mounting of control or safety devices for water heaters
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
- Instantaneous Water Boilers, Portable Hot-Water Supply Apparatuses, And Control Of Portable Hot-Water Supply Apparatuses (AREA)
- Devices For Medical Bathing And Washing (AREA)
Abstract
The utility model discloses a kind of spiral coil membrane wall burner hearth and its furnace bodies, heating plant, the burner hearth includes: a spiral coil, one helixseal plate, the every crack enclosed between spiral of the spiral coil are welded with the helixseal plate, and nationality is to form complete columnar membrane wall burner hearth.The burner hearth and its furnace body, heating plant of the utility model have many advantages, such as heat exchange efficiency it is high, it is compact-sized, be easily installed, safety it is good.
Description
Technical field
The utility model relates to industrial heating field, relate more specifically to a kind of spiral coil membrane wall burner hearth and its furnace
Body, heating plant.
Background technique
Boiler is the mechanical equipment for water being heated as using the thermal energy of fuel or other energy hot water or steam.In boiler
The hot water or steam of generation directly can provide required thermal energy for industrial production and people's lives, can also be filled by steam power
It sets and is converted to mechanical energy, or electric energy is converted mechanical energy by generator again.The boiler for providing hot water is known as hot-water boiler, main
It is used to live, also there is a small amount of application in industrial production.The boiler for generating steam is known as steam boiler, is chiefly used in thermal power station, ship
Oceangoing ship, locomotive and industrial and mining enterprises.
Water-cooling wall is the main radiation evaporating heating surface of boiler, is generally divided into pipe type water cold wall and two kinds of fin panel casing.
Large capacity high-temperature high-pressure boiler generally uses fin panel casing, in low capacity, low-pressure boiler mostly use light pipe type water-cooling wall.
The main function of water-cooling wall is: A. absorbs the hyperthermia radiation heat in burner hearth to generate steam, and obtains flue gas
It is cooling, so that the flue-gas temperature of convection pass is reduced to the temperature of not slagging；B. fin panel casing to the protective effect of furnace wall most
Be it is thorough, allow furnace wall thermal insulation material and do not have to refractory material, so that furnace wall structure can be made light, thinner；
C. in the case where evaporating water as much, steel are saved using convection bank using water-cooling wall ratio.
Existing fin panel casing is that many fin straight tubes are successively welded along longitudinal direction (mainly to have pipe to be welded with flat
Steel and two kinds of forms of ribbed pipe welding by rolling), form the water wall surface component an of monolith.When each component is installed,
Welded seal is used between group and group again, is surrounded burner hearth surrounding closely by the water-cooling wall diaphragm of one layer of monolith.
The fin panel casing of this straight tube longitudinal measure has many defects: steam one-way flow is excessively smooth in straight tube,
Heat transfer intensity is low, and multitube is not easy to realize forced circulation flowing side by side；Its volume is larger, and structure is not compact enough, can not be fine
Ground be suitable in, arcola；Straight inboard wall of burner hearth makes the heat sources inconvenience such as flame or flue gas form the transversal flow to tube wall, changes
The thermal efficiency is lower；Straight membrane wall furnace plate, which generally compares, is suitble to be welded into cuboid chamber structure, causes the spoke of flame, flue gas
The right angle dead angle penetrated and flowed significantly reduces heat exchange efficiency, needs additional welding assembly program before burner hearth installation, increase peace
Fill workload；Straight membrane wall furnace plate structural strength is undesirable, and burner hearth could be constituted by needing to configure big model steelframe support；Directly
Tubular membrane wall is the deflection that expands with heat and contract with cold is larger, thermal stress is larger.
Utility model content
In view of the defect of the prior art, the utility model proposes a kind of spiral coil membrane wall burner hearth and its furnace bodies, heat supply
Device, to solve technical problem of the existing technology.
To achieve the goals above, the technical scheme adopted by the utility model is
A kind of spiral coil membrane wall burner hearth comprising: a spiral coil, a helixseal plate, the every circle of the spiral coil
Crack between spiral is welded with the helixseal plate, and nationality is to form complete columnar membrane wall burner hearth.
The utility model also provides a kind of spiral coil membrane wall furnace body comprising: above-mentioned spiral coil membrane type fireplace
Thorax, in the both ends welded end plate of the spiral coil membrane wall burner hearth, nationality is to form complete spiral coil membrane wall furnace body.
The utility model also provides a kind of heating plant comprising: a bunker cylinder, an above-mentioned spiral coil membrane wall
Furnace body, a water inlet pipe, a steam efferent duct, the spiral coil membrane wall furnace body are placed in the bunker cylinder, the bunker cylinder and
A jacket space is formed between the spiral coil membrane wall furnace body, there is a high boiling liquid layer, the higher boiling in the jacket space
An air bin is formed between at the top of liquid level and the bunker cylinder, offering at the top of the bunker cylinder makes the air bin and extraneous phase
Logical venthole, the spiral coil membrane wall furnace body are equipped with heating device, which connect with one end of the spiral coil, should
Steam efferent duct is connect with the other end of the spiral coil.
One of above-mentioned heating plant preferred embodiment of the utility model: further including an air-liquid circulating system, the gas-liquid cycle
Steam after system gasifies the high boiling liquid layer is pumped into the high boiling liquid layer.
One of above-mentioned heating plant preferred embodiment of the utility model: the heating device is burner, chemical energy heating
One or more of device, high-temperature flue gas heating device.
One of above-mentioned heating plant preferred embodiment of the utility model: the boiling point of the high boiling liquid layer is 340 DEG C.
One of above-mentioned heating plant preferred embodiment of the utility model: the high boiling liquid layer is carried by a kind of high boiling liquid
It can medium composition.
The spiral coil membrane wall furnace body of the utility model has the advantages that
1. the steam type of flow is unique in the spiral coil of furnace body, heat transfer intensity is greatly improved.Spiral coil structure is convenient for
Realize forced circulation flowing；Under the multiple action of centrifugal force, gravity and forced circulation thrust, steam is formed in spiral coil
There are phase transformation, irregular strong turbulent flow, heat transfer intensity greatly enhances.
2. the spiral coil membrane wall of furnace body is small in size, compact-sized, and since medium in spiral coil can be made to force
Recycle and directly obtain burner hearth high temperature heat, thus in can making, arcola also can easily use fin panel casing.
3. inboard wall of furnace body constitutes annular corrugated burner hearth, flame and flue gas is made to form the transversal flow to wavy surface, with
Steam flow direction intersects in spiral coil, effectively enhances burner hearth heat exchange.
4. the cylinder-shaped chamber structure that spiral coil membrane wall is constituted, eliminates the dead of flame, the radiation of flue gas and flowing
Angle significantly improves heat exchange efficiency.
5. realizing the whole integration of furnace structure, reduce installation workload.
6. the corrugated structure of hearth wall, firmer than Straight membrane wall structure, safety is more preferable.
7. spiral coil can set a pair of of inlet and outlet, multiple imports (or outlet) can also be set；Multiple imports (or outlet)
Can using with header connection type (or outlet) is in parallel so that each import, so as to so that unit realizes biggish heat supply
Production capacity.
It is apparent that the heating plant of the utility model also has above-mentioned advantage and generates corresponding beneficial effect.For example, this
The heating plant of utility model, the cylindrical shape burner hearth enclose furnace flame, and the water being heated in spiral coil greatly reduces
Temperature of furnace wall only need to directly lay thermal insulation material outside cylinder, not only significantly reduce furnace body there is no need to build furnace wall
Weight can also accomplish to greatly reduce furnace wall radiation loss.
Detailed description of the invention
Fig. 1 is spiral coil membrane wall chamber structure schematic diagram in the utility model embodiment 1；
Fig. 2 is spiral coil membrane wall furnace body schematic diagram in the utility model embodiment 2；
Fig. 3 is the structural schematic diagram of heating plant in the utility model embodiment 3.
Description of symbols:
Bunker cylinder 1, heating plant 100, spiral coil membrane wall furnace body 2, spiral coil membrane wall burner hearth 20, helical disk
Pipe 201, helixseal plate 202, water inlet pipe 3, steam efferent duct 4, jacket space 5, high boiling liquid layer 6, air bin 7, high temperature
Smoke-heating device 8, air-liquid circulating system 9.
Specific embodiment
In order to which the purpose of this utility model, technical solution, good effect is more clearly understood, pass through following embodiment pair
The utility model is further elaborated.Description below for specific embodiment is only used for explaining the utility model,
Do not limit the utility model.
Embodiment 1
A kind of spiral coil membrane wall burner hearth as shown in Figure 1 comprising: a spiral coil 201, a helixseal plate
202, the every crack enclosed between spiral of the spiral coil 201 is welded with the helixseal plate 202, and nationality is to form complete circle
The membrane wall burner hearth 20 of tubular.
Embodiment 2
A kind of spiral coil membrane wall furnace body has the spiral coil membrane wall burner hearth 20 in embodiment 1, in the spiral
The both ends welded end plate (not shown) of coil pipe membrane wall burner hearth 20, nationality is to form complete spiral coil membrane wall furnace body 2.
What the furnace body of embodiment 2 was easy to use, most succinct application such as passes through end plate to spiral coil membrane wall furnace body 2
Burner hearth 20 in input heat, such as input high-temperature flue gas, and input cold water from one end cold water outlet of spiral coil 201, it is high
Cold water is heated to be hot water or steam and from the other end hot water of spiral coil 201 by warm flue gas transversal flow ripple inboard wall of burner hearth
Export (or steam (vapor) outlet) output.In above-mentioned application, the water being heated in spiral coil 201 greatly reduces fire box temperature,
There is no need to build furnace wall, only thermal insulation material need to be directly laid in vitro in thorax, not only significantly reduce furnace body weight, may be used also
To accomplish to greatly reduce furnace wall radiation loss.
Embodiment 3
A kind of heating plant 100 as shown in Figure 3 comprising: a bunker cylinder 1, one has the helical disk in embodiment 2
Periosteum formula fireplace body 2, a water inlet pipe 3, a steam efferent duct 4, an air-liquid circulating system 9, wherein spiral coil membrane wall furnace body 2
Including a burner hearth 20, burner hearth 20 includes a spiral coil 201, a helixseal plate 202, between the every circle spiral of spiral coil 201
Crack helixseal plate 202 weld, be welded with end plate (not shown) at the both ends of the burner hearth 20, furnace body 2 is set
In in the bunker cylinder 1, forming a jacket space 5 between bunker cylinder 1 and furnace body 2, there is a higher boiling liquid in jacket space 5
Body layer 6, high boiling liquid layer 6 are made of the high boiling liquid energe-carrying medium that a boiling point is 340 DEG C, high boiling liquid layer 6 and oil
Storehouse cylinder forms an air bin 7 between 1 top, offers the venthole for communicating with the outside world air bin 7 at the top of bunker cylinder 1
(not shown), furnace body 2 are equipped with high-temperature flue gas heating device 8, and water inlet pipe 3 is connect with one end of spiral coil 201, and steam is defeated
Outlet pipe 4 is connect with the other end of spiral coil 201, and the steam after air-liquid circulating system 9 gasifies high boiling liquid layer 6 is pumped into height
Boiling-point liquids layer 6.
For those skilled in the art, it is each that other can be made according to the above description of the technical scheme and ideas
Kind is corresponding to be changed and deforms, and all these change and deform the guarantor that all should belong to the utility model claims
Protect range.
Claims (7)
1. a kind of spiral coil membrane wall burner hearth, it is characterised in that: including a spiral coil, a helixseal plate, the helical disk
The crack managed between every circle spiral is welded with the helixseal plate, and nationality is to form complete columnar membrane wall burner hearth.
2. a kind of spiral coil membrane wall furnace body, it is characterised in that: including spiral coil membrane type fireplace described in claim 1
Thorax, in the both ends welded end plate of the spiral coil membrane wall burner hearth, nationality is to form complete spiral coil membrane wall furnace body.
3. a kind of heating plant, it is characterised in that: including a bunker cylinder, a helical disk periosteum according to claim 2
Formula fireplace body, a water inlet pipe, a steam efferent duct, the spiral coil membrane wall furnace body are placed in the bunker cylinder, the bunker cylinder
A jacket space is formed between body and the spiral coil membrane wall furnace body, there is a high boiling liquid layer, the height in the jacket space
An air bin is formed between at the top of boiling-point liquids layer and bunker cylinder, offering at the top of the bunker cylinder makes the air bin and outer
The venthole that boundary communicates, the spiral coil membrane wall furnace body are equipped with heating device, one end company of the water inlet pipe and the spiral coil
It connects, which connect with the other end of the spiral coil.
4. a kind of heating plant according to claim 3, it is characterised in that: further include an air-liquid circulating system, the gas-liquid
Steam after the circulatory system gasifies the high boiling liquid layer is pumped into the high boiling liquid layer.
5. a kind of heating plant according to claim 3, it is characterised in that: the heating device is burner, chemical energy
One or more of heating device, high-temperature flue gas heating device.
6. a kind of heating plant according to claim 3, it is characterised in that: the boiling point of the high boiling liquid layer is 340 DEG C.
7. a kind of heating plant according to claim 3, it is characterised in that: the high boiling liquid layer is by a kind of higher boiling liquid
Body energe-carrying medium is constituted.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2016108534260 | 2016-09-27 | ||
| CN201610853426 | 2016-09-27 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208504445U true CN208504445U (en) | 2019-02-15 |
Family
ID=61058747
Family Applications (12)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710892053.2A Pending CN107726619A (en) | 2016-09-27 | 2017-09-27 | A kind of method for the heating plant hot-water supply and/or steam for exporting deep fat |
| CN201721252627.1U Expired - Fee Related CN207555643U (en) | 2016-09-27 | 2017-09-27 | A kind of double-layer spiral coil pipe membrane wall burner hearth and its furnace body, heating plant |
| CN201710892891.XA Withdrawn CN107606792A (en) | 2016-09-27 | 2017-09-27 | The heating plant of double-layer spiral coil pipe membrane type |
| CN201721250716.2U Expired - Fee Related CN208504445U (en) | 2016-09-27 | 2017-09-27 | A kind of spiral coil membrane wall burner hearth and its furnace body, heating plant |
| CN201710892899.6A Active CN107702340B (en) | 2016-09-27 | 2017-09-27 | Method for supplying hot water and/or steam by double-layer spiral coil heating device |
| CN201721251850.4U Expired - Fee Related CN207555990U (en) | 2016-09-27 | 2017-09-27 | The heating plant of double-layer spiral coil pipe membrane wall |
| CN201710892896.2A Withdrawn CN107606643A (en) | 2016-09-27 | 2017-09-27 | A kind of double-layer spiral coil pipe membrane wall burner hearth and its application |
| CN201710892054.7A Pending CN107726622A (en) | 2016-09-27 | 2017-09-27 | A kind of method of heating plant hot-water supply and/or steam |
| CN201710892894.3A Withdrawn CN107606793A (en) | 2016-09-27 | 2017-09-27 | A kind of heating plant for exporting deep fat |
| CN201710892893.9A Withdrawn CN107606642A (en) | 2016-09-27 | 2017-09-27 | A kind of spiral coil membrane wall burner hearth and its application |
| CN201710890606.0A Pending CN107702339A (en) | 2016-09-27 | 2017-09-27 | A kind of method of heat supply oil device provisioning hot water and/or steam |
| CN201721251848.7U Expired - Fee Related CN207555989U (en) | 2016-09-27 | 2017-09-27 | A kind of output deep fat and the heating plant of hot water or steam |
Family Applications Before (3)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710892053.2A Pending CN107726619A (en) | 2016-09-27 | 2017-09-27 | A kind of method for the heating plant hot-water supply and/or steam for exporting deep fat |
| CN201721252627.1U Expired - Fee Related CN207555643U (en) | 2016-09-27 | 2017-09-27 | A kind of double-layer spiral coil pipe membrane wall burner hearth and its furnace body, heating plant |
| CN201710892891.XA Withdrawn CN107606792A (en) | 2016-09-27 | 2017-09-27 | The heating plant of double-layer spiral coil pipe membrane type |
Family Applications After (8)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710892899.6A Active CN107702340B (en) | 2016-09-27 | 2017-09-27 | Method for supplying hot water and/or steam by double-layer spiral coil heating device |
| CN201721251850.4U Expired - Fee Related CN207555990U (en) | 2016-09-27 | 2017-09-27 | The heating plant of double-layer spiral coil pipe membrane wall |
| CN201710892896.2A Withdrawn CN107606643A (en) | 2016-09-27 | 2017-09-27 | A kind of double-layer spiral coil pipe membrane wall burner hearth and its application |
| CN201710892054.7A Pending CN107726622A (en) | 2016-09-27 | 2017-09-27 | A kind of method of heating plant hot-water supply and/or steam |
| CN201710892894.3A Withdrawn CN107606793A (en) | 2016-09-27 | 2017-09-27 | A kind of heating plant for exporting deep fat |
| CN201710892893.9A Withdrawn CN107606642A (en) | 2016-09-27 | 2017-09-27 | A kind of spiral coil membrane wall burner hearth and its application |
| CN201710890606.0A Pending CN107702339A (en) | 2016-09-27 | 2017-09-27 | A kind of method of heat supply oil device provisioning hot water and/or steam |
| CN201721251848.7U Expired - Fee Related CN207555989U (en) | 2016-09-27 | 2017-09-27 | A kind of output deep fat and the heating plant of hot water or steam |
Country Status (1)
| Country | Link |
|---|---|
| CN (12) | CN107726619A (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111141166B (en) * | 2020-01-14 | 2021-05-18 | 甘肃科博科技咨询有限责任公司 | Oil-gas electric energy heat natural accumulator |
| CN112266161B (en) * | 2020-10-30 | 2023-04-14 | 烽火通信科技股份有限公司 | Vaporization device and method for D4 liquid raw material |
| CN113090526A (en) * | 2021-04-13 | 2021-07-09 | 西安热工研究院有限公司 | Water ring vacuum system with coil pipe condensation cylinder |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0252932A (en) * | 1988-08-17 | 1990-02-22 | Sodick Co Ltd | Hot water generator |
| CN2371334Y (en) * | 1999-05-26 | 2000-03-29 | 张恒春 | Coil heating stove |
| CN2663871Y (en) * | 2003-08-07 | 2004-12-15 | 程洪亮 | Fast energy-saving electric boiler with high carbon molecule heating oil |
| CN2748828Y (en) * | 2004-09-24 | 2005-12-28 | 北京工业大学 | Multilayer film type water-cooled wall flue gas countercurrent flushing water tube oil and gas fired boiler |
| KR20120108205A (en) * | 2011-03-23 | 2012-10-05 | 주식회사 경동나비엔 | A vacuum boiler |
| CN202691995U (en) * | 2012-05-24 | 2013-01-23 | 杭州凯悦海水能源发电科技有限公司 | Vapor generator |
| CN203586182U (en) * | 2013-09-30 | 2014-05-07 | 常州综研加热炉有限公司 | Steam-thermal oil heating furnace |
| CN103471069A (en) * | 2013-10-07 | 2013-12-25 | 黄一可 | Conduction oil steam generation device |
| CN204648676U (en) * | 2015-04-24 | 2015-09-16 | 沈福昌 | A kind of Instant heating type water heater |
-
2017
- 2017-09-27 CN CN201710892053.2A patent/CN107726619A/en active Pending
- 2017-09-27 CN CN201721252627.1U patent/CN207555643U/en not_active Expired - Fee Related
- 2017-09-27 CN CN201710892891.XA patent/CN107606792A/en not_active Withdrawn
- 2017-09-27 CN CN201721250716.2U patent/CN208504445U/en not_active Expired - Fee Related
- 2017-09-27 CN CN201710892899.6A patent/CN107702340B/en active Active
- 2017-09-27 CN CN201721251850.4U patent/CN207555990U/en not_active Expired - Fee Related
- 2017-09-27 CN CN201710892896.2A patent/CN107606643A/en not_active Withdrawn
- 2017-09-27 CN CN201710892054.7A patent/CN107726622A/en active Pending
- 2017-09-27 CN CN201710892894.3A patent/CN107606793A/en not_active Withdrawn
- 2017-09-27 CN CN201710892893.9A patent/CN107606642A/en not_active Withdrawn
- 2017-09-27 CN CN201710890606.0A patent/CN107702339A/en active Pending
- 2017-09-27 CN CN201721251848.7U patent/CN207555989U/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| CN107606643A (en) | 2018-01-19 |
| CN107702340B (en) | 2021-02-05 |
| CN107726619A (en) | 2018-02-23 |
| CN207555990U (en) | 2018-06-29 |
| CN107606792A (en) | 2018-01-19 |
| CN207555643U (en) | 2018-06-29 |
| CN107726622A (en) | 2018-02-23 |
| CN107606793A (en) | 2018-01-19 |
| CN107702340A (en) | 2018-02-16 |
| CN107606642A (en) | 2018-01-19 |
| CN207555989U (en) | 2018-06-29 |
| CN107702339A (en) | 2018-02-16 |
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