CN109990258A - A kind of gas fuel steam, hot-water boiler - Google Patents
A kind of gas fuel steam, hot-water boiler Download PDFInfo
- Publication number
- CN109990258A CN109990258A CN201910263957.8A CN201910263957A CN109990258A CN 109990258 A CN109990258 A CN 109990258A CN 201910263957 A CN201910263957 A CN 201910263957A CN 109990258 A CN109990258 A CN 109990258A
- Authority
- CN
- China
- Prior art keywords
- water
- steam
- boiler
- heat exchanger
- chamber
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F22—STEAM GENERATION
- F22B—METHODS OF STEAM GENERATION; STEAM BOILERS
- F22B1/00—Methods of steam generation characterised by form of heating method
- F22B1/22—Methods of steam generation characterised by form of heating method using combustion under pressure substantially exceeding atmospheric pressure
-
- 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
- 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
Abstract
The invention discloses a kind of gas fuel steam, hot-water boiler, including steam boiler ontology, burner, spiral heat exchanger, steam pipeline, boiler body, fuel -supply pipe and circulating water pipe, steam boiler ontology is internally provided with combustion chamber, combustion chamber corresponds to and is equipped with burner on the furnace wall of steam boiler ontology, combustion chamber top is equipped with spiral heat exchanger, spiral heat exchanger is internally provided with water chamber, steam boiler ontology is interconnected by the spiral heat exchanger inside steam pipeline and boiler body, spiral heat exchanger inside boiler body is placed in the storage chamber being arranged inside boiler body, circulating water pipe is installed on storage chamber.The problem of for the present invention by steam boiler ontology, burner, spiral heat exchanger, steam pipeline, boiler body, fuel -supply pipe and the circulating water pipe of setting, the efficiency for solving heat exchange is lower, causes energy waste.
Description
Technical field
The present invention relates to boiler technology field, specially a kind of gas fuel steam, hot-water boiler.
Background technique
Currently, there are many domestic combustion gas, the steam of fuel oil, hot-water boiler type, combustion gas in the prior art, fuel-steam,
The heat exchanger components of hot-water boiler mainly use tubulation, helix tube type and bellows-type heat exchange.Since this heat exchange structure flue gas exists
The very short just row Xiang great Qi of stroke in boiler, the flue-gas temperature of discharge is very high, and cause boiler heat exchange to exist: low efficiency, energy consumption are big
Etc. problems.
Summary of the invention
(1) the technical issues of solving
In view of the deficiencies of the prior art, the present invention provides a kind of gas fuel steam, hot-water boiler, heat exchange is solved
The problem of efficiency is lower, causes energy waste.
(2) technical solution
To achieve the above object, the invention provides the following technical scheme: a kind of gas fuel steam, hot-water boiler, including
Steam boiler ontology, burner, spiral heat exchanger, steam pipeline, boiler body, fuel -supply pipe and recirculated water
Pipe, the steam boiler ontology are internally provided with combustion chamber, and the combustion chamber corresponds to installs on the furnace wall of steam boiler ontology
There is burner, the combustion chamber top is equipped with spiral heat exchanger, and the spiral heat exchanger is internally provided with Sheng
Water cavity, the steam boiler ontology are mutually interconnected by steam pipeline with the spiral heat exchanger inside boiler body
Logical, the spiral heat exchanger inside the boiler body is placed in the storage chamber being arranged inside boiler body,
Circulating water pipe is installed on the storage chamber, water circulating pump, the steam boiler ontology and heat are installed on the circulating water pipe
Fuel -supply pipe is mounted on kettle furnace body.
Preferably, the water inlet being arranged on the steam boiler ontology, on the combustion chamber of the steam boiler body interior
Smoke exhaust pipe is installed, and smoke exhaust pipe extends to the outside of steam boiler ontology, the outlet of the steam boiler body upper part setting
Mouthful.
Preferably, water inlet pipe is installed on the water inlet, the water inlet pipe is interconnected by water inlet and water chamber,
Steam outer comb is installed, the outer comb of the steam extends to the top of water chamber on the gas outlet.
Preferably, combuster, and the corresponding heat in combustion chamber is arranged in the lower part of the storage chamber inside the boiler body
Burner is installed on the outer wall of kettle furnace body, is equipped with and draws on the spiral heat exchanger inside the boiler body
Air hose, and induced duct extends to the outside of boiler body.
Preferably, water supplement port is provided on the boiler body, the water supplement port and storage chamber are interconnected, described
Water supplement port is interconnected by pipeline and water supply tank, and the circulating water pipe on the storage chamber extends to the outer of boiler body
Portion.
Preferably, feed inlet, the fuel -supply pipe are provided on the steam boiler ontology and boiler body
It is interconnected by feed inlet and combustion chamber, delivery pump is installed on the fuel -supply pipe.
(3) beneficial effect
The present invention provides a kind of gas fuel steam, hot-water boiler, have it is following the utility model has the advantages that
(1) of the invention, pass through the steam boiler ontology of setting, spiral heat exchanger, steam pipeline, hot-water boiler sheet
Body and fuel -supply pipe, conveying pump operation utilize fuel -supply pipe to the burning inside steam boiler ontology and boiler body
Indoor conveying fuel, while the fuel of combustion chamber is lighted in burner operation, in steam boiler ontology and boiler body
The spiral heat exchanger in portion is heated and utilizes the water inside its energy heats water chamber and storage chamber, and water inlet pipe is into water chamber
Portion adds water, and the water after reheating in water chamber generates steam, and steam is discharged in extraneous steam utilization equipment from comb outside steam,
Extra steam is transported in the spiral heat exchanger inside boiler body from steam pipeline and heats in storage chamber
The water in portion, the water in heat storage chamber that boiler body lower combustion chamber generates, induced duct extract hot-water boiler sheet
Gas in the spiral heat exchanger in internal portion, to guide the circulation of excess steam, the hot water inside storage chamber is in recirculated water
Under the action of pump operation in circulating water pipe circulation, and water supply tank by water supplement port to supplementing water, this hair inside storage chamber
It is bright have the characteristics that design rationally, structure it is simple, by using increase heat exchange area and extend flue gas stopped in boiler when
Between mode, substantially increase the heat exchange efficiency of gas fuel steam, hot-water boiler, the efficiency for solving heat exchange is lower, causes
The problem of energy waste.
(2) of the invention, pass through steam boiler ontology, steam pipeline and the boiler body of setting, steam boiler sheet
The internal extra steam in portion is transported in the spiral heat exchanger inside boiler body from steam pipeline heats storage
Water inside water cavity, the water in heat storage chamber that boiler body lower combustion chamber generates, induced duct extract hot water
Gas in spiral heat exchanger inside boiler body, to guide the circulation of excess steam, the hot water inside storage chamber exists
Under the action of water circulating pump operation in circulating water pipe circulation, and water supply tank by water supplement port to supplementing inside storage chamber
Water, the excess steam generated are transported to the heating of auxiliary hot water inside boiler body, promote the utilization rate of thermal energy, and
Using water supply tank to moisturizing inside boiler body, convenient for effectively ensuring the recycling of hot water, overall structure is simple, real
It is strong with property, it is easy to use.
Detailed description of the invention
Fig. 1 is schematic structural view of the invention；
Fig. 2 is the structural schematic diagram of steam boiler sheet in Fig. 1 of the present invention；
Fig. 3 is the structural schematic diagram of boiler body in Fig. 1 of the present invention.
Appended drawing reference in figure are as follows: 1, steam boiler ontology；2, combustion chamber；3, burner；4, spiral heat exchanger；5, it contains
Water cavity；6, water inlet pipe；7, smoke exhaust pipe；8, the outer comb of steam；9, steam pipeline；10, boiler body；11, fuel conveys
Pipe；12, delivery pump；13, storage chamber；14, induced duct；15, water supply tank；16, circulating water pipe；17, water circulating pump；18, feed inlet；
19, water inlet；20, gas outlet；21, water supplement port.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
It please refers to shown in Fig. 1-3, a kind of embodiment provided by the invention；A kind of gas fuel steam, hot-water boiler, including
Steam boiler ontology 1, burner 3, spiral heat exchanger 4, steam pipeline 9, boiler body 10, fuel -supply pipe 11
With circulating water pipe 16, steam boiler ontology 1 is internally provided with combustion chamber 2, the furnace wall of the corresponding steam boiler ontology 1 in combustion chamber 2
On burner 3 is installed, 2 top of combustion chamber is equipped with spiral heat exchanger 4, and spiral heat exchanger 4 is internally provided with
Water chamber 5, the water inlet 19 being arranged on steam boiler ontology 1 are equipped with smoke evacuation on the combustion chamber 2 inside steam boiler ontology 1
Pipe 7, and smoke exhaust pipe 7 extends to the outside of steam boiler ontology 1, smoke exhaust pipe 7 and extraneous flue gas processing device are connected with each other, steam
The gas outlet 20 of 1 top of steam-boiler furnace body setting is equipped with water inlet pipe 6 on water inlet 19, and water inlet pipe 6 is by water inlet 19 and contains
Water cavity 5 is interconnected, and the outer comb 8 of steam is equipped on gas outlet 20, and the outer comb 8 of steam is mutual using device with extraneous steam
Connection, the outer comb 8 of steam extend to the top of water chamber 5, and steam boiler ontology 1 passes through steam pipeline 9 and hot-water boiler sheet
Spiral heat exchanger 4 inside body 10 is interconnected, and the spiral heat exchanger 4 inside boiler body 10 is placed in heat
In the storage chamber 13 being arranged inside kettle furnace body 10, circulating water pipe 16 is installed on storage chamber 13, is installed on circulating water pipe 16
There is water circulating pump 17, the model MP-70RM of water circulating pump 17 is the prior art, the storage chamber inside boiler body 10
Combuster 2 is arranged in 13 lower part, and is equipped with burner 3, water bath on the outer wall of the corresponding boiler body 10 in combustion chamber 2
Induced duct 14 is installed, and induced duct 14 extends to boiler body 10 on the spiral heat exchanger 4 inside furnace body 10
Outside, be provided with blower unit on induced duct 14, water supplement port 21, water supplement port 21 and water storage be provided on boiler body 10
Chamber 13 is interconnected, and water supplement port 21 is interconnected by pipeline and water supply tank 15, and the circulating water pipe 16 on storage chamber 13 extends to
Fuel -supply pipe 11, steam are mounted on the outside of boiler body 10, steam boiler ontology 1 and boiler body 10
Feed inlet 18 is provided on boiler body 1 and boiler body 10, fuel -supply pipe 11 passes through feed inlet 18 and combustion chamber 2
It is interconnected, delivery pump 12 is installed on fuel -supply pipe 11, the model MP-70RM of delivery pump 12 is the prior art, conveying
12 conveying fuel oil of pump, and the input terminal of delivery pump 12 and extraneous fuel oil savings device are interconnected, by it if using combustion gas
Delivery pump 12 is changed to fuel gas transmission device, in the present invention: steam boiler ontology 1, burner 3, spiral heat exchanger 4
With the operation logic of boiler body 10 and model specification etc., in title are as follows: a kind of gas fuel steam, hot-water boiler,
Publication number: the detailed description made in the invention of CN206958883U, publication date: 2018-02-02 is the prior art.
Working principle: the operation of delivery pump 12 utilizes fuel -supply pipe 11 to steam boiler ontology 1 and boiler body 10
Fuel is conveyed in internal combustion chamber 2, while burner 3 runs the fuel lighted inside combustion chamber 2,1 He of steam boiler ontology
Spiral heat exchanger 4 inside boiler body 10 is heated and utilizes inside its energy heats water chamber 5 and storage chamber 13
Water, for water inlet pipe 6 to inside water chamber 5 plus water, the water after reheating in water chamber 5 generates steam, steam comb 8 outside steam
It is discharged in extraneous steam utilization equipment, extra steam is transported to the spiral shell inside boiler body 10 from steam pipeline 9
The water inside storage chamber 13, the heat that 10 lower combustion chamber 2 of boiler body generates are heated in plate turning type heat exchanger 4
Water in storage chamber 13, induced duct 14 extracts gas in the spiral heat exchanger 4 inside boiler body 10, to guide
The circulation of excess steam, hot water inside storage chamber 13 recycle stream in circulating water pipe 16 under the action of water circulating pump 17 is run
It is logical, and water supply tank 15 by water supplement port 21 to supplementing water inside storage chamber 13.
It can to sum up obtain, the present invention is defeated by the steam boiler ontology 1 of setting, burner 3, spiral heat exchanger 4, steam
Pipe 9, boiler body 10, fuel -supply pipe 11 and circulating water pipe 16 are sent, the efficiency for solving heat exchange is lower, causes the energy unrestrained
The problem of taking.
It should be noted that, in this document, relational terms such as first and second and the like are used merely to a reality
Body or operation are distinguished with another entity or operation, are deposited without necessarily requiring or implying between these entities or operation
In any actual relationship or order or sequence.Moreover, the terms "include", "comprise" or its any other variant are intended to
Non-exclusive inclusion, so that the process, method, article or equipment including a series of elements is not only wanted including those
Element, but also including other elements that are not explicitly listed, or further include for this process, method, article or equipment
Intrinsic element.
It although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with
A variety of variations, modification, replacement can be carried out to these embodiments without departing from the principles and spirit of the present invention by understanding
And modification, the scope of the present invention is defined by the appended.
Claims (7)
1. a kind of gas fuel steam, hot-water boiler, including steam boiler ontology (1), burner (3), spiral heat exchanger
(4), steam pipeline (9), boiler body (10), fuel -supply pipe (11) and circulating water pipe (16), it is characterised in that: institute
State being internally provided with combustion chamber (2) for steam boiler ontology (1), the furnace wall of the combustion chamber (2) corresponding steam boiler ontology (1)
On be equipped with burner (3), combustion chamber (2) top is equipped with spiral heat exchanger (4), the spiral heat exchanger
(4) be internally provided with water chamber (5), the steam boiler ontology (1) pass through steam pipeline (9) and boiler body
(10) internal spiral heat exchanger (4) is interconnected, the internal spiral heat exchanger of the boiler body (10)
(4) it is placed in the storage chamber (13) being arranged inside boiler body (10), recirculated water is installed on the storage chamber (13)
It manages (16), is equipped with water circulating pump (17) on the circulating water pipe (16), the steam boiler ontology (1) and boiler body
(10) fuel -supply pipe (11) are mounted on.
2. a kind of gas fuel steam according to claim 1, hot-water boiler, it is characterised in that: the steam boiler sheet
The water inlet (19) being arranged on body (1), the steam boiler ontology (1) are equipped with smoke exhaust pipe (7) on internal combustion chamber (2),
And smoke exhaust pipe (7) extends to the outside of steam boiler ontology (1), the gas outlet of steam boiler ontology (1) the top setting
(20)。
3. a kind of gas fuel steam according to claim 2, hot-water boiler, it is characterised in that: the water inlet (19)
On be equipped with water inlet pipe (6), the water inlet pipe (6) is interconnected by water inlet (19) and water chamber (5), the gas outlet
(20) the outer comb (8) of steam is installed, the outer comb (8) of the steam extends to the top of water chamber (5) on.
4. a kind of gas fuel steam according to claim 1, hot-water boiler, it is characterised in that: the hot-water boiler sheet
Combuster (2) are arranged in the lower part of the internal storage chamber (13) of body (10), and combustion chamber (2) corresponding boiler body (10)
It is equipped on outer wall burner (3), air inducing is installed on the internal spiral heat exchanger (4) of the boiler body (10)
It manages (14), and induced duct (14) extends to the outside of boiler body (10).
5. a kind of gas fuel steam according to claim 1, hot-water boiler, it is characterised in that: the hot-water boiler sheet
It is provided on body (10) water supplement port (21), the water supplement port (21) and storage chamber (13) are interconnected, and the water supplement port (21) is logical
Piping and water supply tank (15) are interconnected, and the circulating water pipe (16) on the storage chamber (13) extends to boiler body
(10) outside.
6. a kind of gas fuel steam according to claim 1, hot-water boiler, it is characterised in that: the steam boiler sheet
It is provided with feed inlet (18) on body (1) and boiler body (10), the fuel -supply pipe (11) passes through feed inlet (18)
It is interconnected with combustion chamber (2), delivery pump (12) is installed on the fuel -supply pipe (11).
7. a kind of gas fuel steam according to claim 1, hot-water boiler, it is characterised in that: delivery pump (12) operation
Utilize fuel -supply pipe (11) conveying combustion into the internal combustion chamber (2) of steam boiler ontology (1) and boiler body (10)
Material, while the internal fuel in combustion chamber (2), steam boiler ontology (1) and boiler body (10) are lighted in burner (3) operation
Heated and internal using its energy heats water chamber (5) and storage chamber (13) water of internal spiral heat exchanger (4), water inlet
It manages (6) and adds water to water chamber (5) is internal, the water after reheating in water chamber (5) generates steam, steam comb (8) outside steam
It is discharged in extraneous steam utilization equipment, extra steam is transported to boiler body (10) inside from steam pipeline (9)
Spiral heat exchanger (4) in heat the internal water of storage chamber (13), boiler body (10) lower combustion chamber (2) produces
Water in raw heat storage chamber (13), induced duct (14) extract boiler body (10) internal spiral plate type heat exchange
Gas in device (4), so that the circulation of excess steam is guided, the work that the internal hot water of storage chamber (13) is run in water circulating pump (17)
Under in circulating water pipe (16) circulation, and water supply tank (15) is supplemented by water supplement port (21) to inside storage chamber (13)
Water.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910263957.8A CN109990258A (en) | 2019-04-03 | 2019-04-03 | A kind of gas fuel steam, hot-water boiler |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910263957.8A CN109990258A (en) | 2019-04-03 | 2019-04-03 | A kind of gas fuel steam, hot-water boiler |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109990258A true CN109990258A (en) | 2019-07-09 |
Family
ID=67131289
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910263957.8A Pending CN109990258A (en) | 2019-04-03 | 2019-04-03 | A kind of gas fuel steam, hot-water boiler |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109990258A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111023553A (en) * | 2019-11-11 | 2020-04-17 | 李国栋 | Combustion chamber of oil or gas fired boiler |
| CN112503762A (en) * | 2021-01-02 | 2021-03-16 | 朱茂兵 | Boiler capable of enhancing combustion effect |
| CN114046600A (en) * | 2021-09-30 | 2022-02-15 | 江苏博格锅炉设备有限公司 | Vertical fuel oil hot water boiler with high efficiency utilization rate and use method thereof |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2516887Y (en) * | 2001-12-11 | 2002-10-16 | 冀东石油勘探开发公司 | Phase transformation heating furnace |
| US20110283706A1 (en) * | 2010-05-19 | 2011-11-24 | Diego Fernando Rancruel | System and methods for pre-heating fuel in a power plant |
| CN104089491A (en) * | 2014-07-03 | 2014-10-08 | 肇庆宏旺金属实业有限公司 | Waste heat recycling system of annealing furnace |
| CN106524126A (en) * | 2016-12-19 | 2017-03-22 | 大连圣鼎工业装备有限公司 | Steam boiler heat recovery and energy saving utilization system |
| CN107131493A (en) * | 2017-06-29 | 2017-09-05 | 辽宁柯尔克锅炉制造有限公司 | A kind of gas fuel steam, hot-water boiler |
| CN208332662U (en) * | 2018-03-20 | 2019-01-04 | 北京中力创业机电设备有限公司 | Preheating type hot water boiler |
-
2019
- 2019-04-03 CN CN201910263957.8A patent/CN109990258A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2516887Y (en) * | 2001-12-11 | 2002-10-16 | 冀东石油勘探开发公司 | Phase transformation heating furnace |
| US20110283706A1 (en) * | 2010-05-19 | 2011-11-24 | Diego Fernando Rancruel | System and methods for pre-heating fuel in a power plant |
| CN104089491A (en) * | 2014-07-03 | 2014-10-08 | 肇庆宏旺金属实业有限公司 | Waste heat recycling system of annealing furnace |
| CN106524126A (en) * | 2016-12-19 | 2017-03-22 | 大连圣鼎工业装备有限公司 | Steam boiler heat recovery and energy saving utilization system |
| CN107131493A (en) * | 2017-06-29 | 2017-09-05 | 辽宁柯尔克锅炉制造有限公司 | A kind of gas fuel steam, hot-water boiler |
| CN208332662U (en) * | 2018-03-20 | 2019-01-04 | 北京中力创业机电设备有限公司 | Preheating type hot water boiler |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111023553A (en) * | 2019-11-11 | 2020-04-17 | 李国栋 | Combustion chamber of oil or gas fired boiler |
| CN112503762A (en) * | 2021-01-02 | 2021-03-16 | 朱茂兵 | Boiler capable of enhancing combustion effect |
| CN114046600A (en) * | 2021-09-30 | 2022-02-15 | 江苏博格锅炉设备有限公司 | Vertical fuel oil hot water boiler with high efficiency utilization rate and use method thereof |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN109990258A (en) | A kind of gas fuel steam, hot-water boiler | |
| CN102620274B (en) | Horizontal oil-fired and gas-fired efficient energy-saving boiler | |
| CN211345828U (en) | Intelligent networking type gas heating water heater with built-in WiFi device | |
| CN206145723U (en) | Energy -concerving and environment -protective civil boiler | |
| CN207778791U (en) | A kind of high efficiency burnt gas heating boiler of smoke pre-heating | |
| CN207162580U (en) | A kind of boiler afterheat utilizes hot-air system | |
| CN209726502U (en) | A kind of high efficient heat exchanging formula natural gas heating boiler | |
| CN106016714A (en) | Household boiler rapidly heating water tank | |
| CN106196594A (en) | A kind of air stove | |
| CN209295433U (en) | A kind of fuel wind furnace | |
| CN206787031U (en) | A kind of UTILIZATION OF VESIDUAL HEAT IN energy-saving steam boiler | |
| CN206648287U (en) | A kind of energy-saving, environmental protection boiler of Utilizing Energy Sources in Reason | |
| CN208920131U (en) | A kind of Multifunction gas stove | |
| CN205119504U (en) | Warm dual -purpose stove of bathing of condensing gas | |
| CN205909350U (en) | A civil boiler for cooking and heating | |
| CN205561224U (en) | Novel fuel gas water heater | |
| CN205245520U (en) | Energy -conserving sanitary steam subsidy heating stove | |
| CN103383142B (en) | A kind of atmospheric hot-water boiler | |
| CN209978386U (en) | Gas water heater with flue gas heat exchange latent heat collection function | |
| CN212132872U (en) | Wall-mounted furnace capable of secondarily recycling flue gas and exchanging heat by utilizing flue gas | |
| CN204063549U (en) | Skid-mounted type boiler integrated heating device | |
| CN209978387U (en) | Gas heating water heater for circulating water treatment | |
| CN104165456B (en) | Skid-mounted boiler integrated heat supply device | |
| CN214009559U (en) | Energy-saving gas boiler for heating | |
| CN207880813U (en) | Power economized boiler |
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 | ||
| WD01 | Invention patent application deemed withdrawn after publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20190709 |