CN110173886A - A kind of flue gas recycling gas displacement type water heater - Google Patents
A kind of flue gas recycling gas displacement type water heater Download PDFInfo
- Publication number
- CN110173886A CN110173886A CN201910519270.6A CN201910519270A CN110173886A CN 110173886 A CN110173886 A CN 110173886A CN 201910519270 A CN201910519270 A CN 201910519270A CN 110173886 A CN110173886 A CN 110173886A
- Authority
- CN
- China
- Prior art keywords
- liner
- water heater
- flue gas
- flue
- displacement type
- 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 title claims abstract description 118
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 title claims abstract description 75
- 239000003546 flue gas Substances 0.000 title claims abstract description 75
- 239000007789 gas Substances 0.000 title claims abstract description 32
- 238000006073 displacement reaction Methods 0.000 title claims abstract description 27
- 238000004064 recycling Methods 0.000 title abstract description 9
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 claims abstract description 21
- 229910052749 magnesium Inorganic materials 0.000 claims abstract description 21
- 239000011777 magnesium Substances 0.000 claims abstract description 21
- 239000000498 cooling water Substances 0.000 claims abstract description 10
- 206010022000 influenza Diseases 0.000 claims abstract description 9
- 230000008676 import Effects 0.000 claims abstract description 8
- 238000002485 combustion reaction Methods 0.000 claims description 15
- 210000003298 dental enamel Anatomy 0.000 claims description 5
- 238000009413 insulation Methods 0.000 claims description 5
- 239000012774 insulation material Substances 0.000 claims description 4
- 210000000232 gallbladder Anatomy 0.000 description 5
- 235000019504 cigarettes Nutrition 0.000 description 3
- 238000010438 heat treatment Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 1
- 230000003044 adaptive effect Effects 0.000 description 1
- 239000000567 combustion gas Substances 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000002737 fuel gas Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000000779 smoke Substances 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
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
- 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
- F24H1/24—Water heaters other than continuous-flow or water-storage heaters, e.g. water heaters for central heating with water mantle surrounding the combustion chamber or chambers
-
- 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
- F24H9/02—Casings; Cover lids; Ornamental panels
-
- 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)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Details Of Fluid Heaters (AREA)
- Instantaneous Water Boilers, Portable Hot-Water Supply Apparatuses, And Control Of Portable Hot-Water Supply Apparatuses (AREA)
- Heat-Pump Type And Storage Water Heaters (AREA)
Abstract
The application, which discloses, provides a kind of flue gas recycling gas displacement type water heater, including shell, water heater body, high-temperature flue gas reuse tank, enclosure and poly- petticoat pipe；High-temperature flue gas reuse tank is set to the top of water heater body；High-temperature flue gas reuse tank includes the first liner, several first flues and several first magnesium bars；First flue runs through the first liner, and the first magnesium bar is set in the first liner；The side of first liner is equipped with cooling water inlet, and the other side of the first liner is exported equipped with preheating cold water, and the bottom of water heater body is equipped with preheating cold water import, and the top of water heater body is equipped with hot water outlet；Flue stagnant is equipped in first flue.The application increases high-temperature flue gas reuse tank on the basis of former water heater, and 160 DEG C or more of high-temperature flue gas can be down to 60 DEG C or so rear rows to atmosphere.Cold water flow to former water heater after the preheating of high-temperature flue gas reuse tank and heats again, and the hot water that output user needs is significantly energy saving.
Description
Technical field
This application involves technical field of water heaters, in particular to a kind of flue gas recycles gas displacement type water heater.
Background technique
Gas heater is to be heated by the heat that fuel gas buring generates to water as the energy using combustion gas, reach water temperature
To the equipment of the requirements such as life, heating, production technology.
The flue gas that general gas displacement type water heater bottom generates directly is discharged to greatly by enclosure after flue heat exchange
In gas, exhaust gas temperature is higher than 160 DEG C, and the discharge amount of 1 hour flue gas of universal gas displacement type water heater of 1 100Kw is 130
Cubic meter, exhaust smoke level are very big.Since a large amount of high-temperature flue gas are discharged in the gas displacement type water heater, heat losses are serious, cause energy
Source waste.
Summary of the invention
The application's is designed to provide a kind of flue gas recycling gas displacement type water heater, to solve gas displacement type heat
The problem of for hydrophone since a large amount of high-temperature flue gas are discharged, heat losses are serious, cause energy waste.
According to an embodiment of the present application, a kind of flue gas recycling gas displacement type water heater is provided, comprising: shell, heat
Hydrophone ontology, high-temperature flue gas reuse tank, enclosure and poly- petticoat pipe；
The water heater body and the high-temperature flue gas reuse tank are respectively arranged in the shell, and the poly- petticoat pipe is set
In the top of the shell, the enclosure is connected to by the poly- petticoat pipe with the shell, and the high-temperature flue gas recycles water
Case is set to the top of the water heater body；
The high-temperature flue gas reuse tank includes the first liner, several first flues and several first magnesium bars；
First flue runs through first liner, and first magnesium bar is set in first liner, and described first
Liner includes the first liner upper cover, the first liner stack shell and the first liner lower cover, in the first liner upper cover and described first
Gallbladder lower cover is connected by the first liner stack shell；
The side of first liner is equipped with cooling water inlet, and the other side of first liner is exported equipped with preheating cold water,
The bottom of the water heater body is equipped with preheating cold water import, and the top of the water heater body is equipped with hot water outlet；
Flue stagnant is equipped in first flue.
Further, the water heater body includes the second liner, several second flues, several second magnesium bars and burning
Room；
Second flue runs through second liner, and second magnesium bar is set in second liner, and described second
Liner includes the second liner upper cover, the second liner stack shell and the second liner lower cover, in the second liner upper cover and described second
Gallbladder lower cover is connected by the second liner stack shell；
The second liner upper cover is connect with the second liner lower cover；
The combustion chamber is set to the lower section of second liner.
Further, main ignition combustor and small fire burner are equipped in the combustion chamber.
Further, the outer wall of the combustion chamber is equipped with thermal insulation layer.
Further, the inside of the shell is equipped with thermal insulation material.
Further, flue stagnant is equipped in second flue.
Further, it further includes support frame that the flue gas, which recycles gas displacement type water heater, support frame as described above with it is described
The bottom of shell connects.
Further, the high-temperature flue gas reuse tank is handled through enamel.
Further, first liner includes the first liner upper cover, the first liner stack shell and the first liner lower cover, described
First liner upper cover is connect with the first liner lower cover by the first liner stack shell.
From the above technical scheme, the embodiment of the present application provides a kind of flue gas recycling gas displacement type water heater, packet
It includes: shell, water heater body, high-temperature flue gas reuse tank, enclosure and poly- petticoat pipe；The water heater body and the high temperature
Flue gas reuse tank is respectively arranged in the shell, and the poly- petticoat pipe is set to the top of the shell, and the enclosure passes through
The poly- petticoat pipe is connected to the shell, and the high-temperature flue gas reuse tank is set to the top of the water heater body；It is described
High-temperature flue gas reuse tank includes the first liner, several first flues and several first magnesium bars；First flue runs through institute
The first liner is stated, first magnesium bar is set in first liner；The side of first liner is equipped with cooling water inlet, described
The other side of first liner is exported equipped with preheating cold water, and the bottom of the water heater body is equipped with preheating cold water import, the heat
The top of hydrophone ontology is equipped with hot water outlet；Flue stagnant is equipped in first flue.The application is on the basis of former water heater
160 DEG C or more of high-temperature flue gas can be down to 60 DEG C or so rear rows to atmosphere by upper increase high-temperature flue gas reuse tank.Cold water warp
It flow to former water heater after crossing the preheating of high-temperature flue gas reuse tank and heats again, the hot water that output user needs significantly is saved
The energy.
Detailed description of the invention
In order to illustrate the technical solutions in the embodiments of the present application or in the prior art more clearly, below will be to institute in embodiment
Attached drawing to be used is needed to be briefly described, it should be apparent that, the accompanying drawings in the following description is only some implementations of the application
Example, for those of ordinary skill in the art, without creative efforts, can also obtain according to these attached drawings
Obtain other attached drawings.
Fig. 1 is the structural schematic diagram that the embodiment of the present application shows a kind of flue gas recycling gas displacement type water heater；
Fig. 2 be the embodiment of the present application show a kind of flue gas recycle in gas displacement type water heater flue gas flow direction and water flow to
Schematic diagram.
It illustrates:
Wherein, 1- shell, 2- water heater body, the second liner of 21-, 211- the second liner upper cover, the second internal container cylinder of 212-
Body, 213- the second liner lower cover, the second flue of 22-, the second magnesium bar of 23-, 24- preheating cold water import, 25- hot water outlet, 26- combustion
Burn room, the main ignition combustor of 261-, 262- small fire burner, 263- thermal insulation layer, 3- high-temperature flue gas reuse tank, in 31- first
Gallbladder, 311- the first liner upper cover, 312- the first liner stack shell, 313- the first liner lower cover, 314- cooling water inlet, 315- preheating are cold
Water out, the first flue of 32-, the first magnesium bar of 33-, 4- enclosure, the poly- petticoat pipe of 5-, 6- flue stagnant, 7- support frame.
Specific embodiment
Refering to fig. 1, the embodiment of the present application provides a kind of flue gas recycling gas displacement type water heater, comprising: shell 1, heat
Hydrophone ontology 2, high-temperature flue gas reuse tank 3, enclosure 4 and poly- petticoat pipe 5；
The water heater body 2 and the high-temperature flue gas reuse tank 3 are respectively arranged in the shell 1, the poly- cigarette
Cover 5 is set to the top of the shell 1, and the enclosure 4 is connected to by the poly- petticoat pipe 5 with the shell 1, the high-temperature flue gas
Reuse tank 3 is set to the top of the water heater body 2；
The high-temperature flue gas reuse tank 3 includes the first liner 31, several first flues 32 and several first magnesium bars 33；
First flue 32 runs through first liner 31, and first magnesium bar 33 is set in first liner 31；
Wherein, the first magnesium bar 33 is for protecting enamel internal container of water-heater to extend the service life of water heater.
The side of first liner 31 is equipped with cooling water inlet 314, and it is cold that the other side of first liner 31 is equipped with preheating
Water out 315, the bottom of the water heater body 2 are equipped with preheating cold water import 24, and the top of the water heater body is equipped with heat
Water out 25；
Wherein, preheating cold water outlet 315 is connected to preheating cold water import 24.
Flue stagnant 6 is equipped in first flue 32.
Wherein, flue stagnant 6 can extend flue gas residence time in the first flue 32, be more convenient the high temperature of the first flue 32
The water of flue gas and the first liner 31 carries out heat exchange.
When work, flue gas recycles gas displacement type water heater to be full of water first, and be powered ventilation, and water heater body 2 works
160 DEG C or more of high-temperature flue gas is generated, high-temperature flue gas carries out heat exchange, high temperature cigarette through the water of the first flue 32 and the first liner 31
The temperature of gas is down to 60 DEG C or so by 160 DEG C, is discharged in atmosphere through poly- petticoat pipe 5 and enclosure 4.Cold water by cooling water inlet 314 into
Enter in the first liner 31, preheated by with completion after 32 heat exchange of the first flue, by 315 discharge of preheating cold water outlet, then by pre-
Hot cooling water inlet 24 enters in water heater body 2 to be heated again, is exported by hot water outlet 25 to user, water heater after the completion of heating
In water flowing after, effect is best.
The application increases high-temperature flue gas reuse tank on the basis of former water heater, can be by 160 DEG C or more of high temperature cigarette
Gas is down to 60 DEG C or so rear rows to atmosphere.Cold water flow to former water heater after the preheating of high-temperature flue gas reuse tank and adds again
Heat, the hot water that output user needs are significantly energy saving.
Further, the water heater body 2 includes the second liner 21, several second flues 22, several second magnesium bars 23
With combustion chamber 26；
Second flue 22 runs through second liner 21, and second magnesium bar 23 is set in second liner 21,
Second liner 21 includes the second liner upper cover 211, the second liner stack shell 212 and the second liner lower cover 213, in described second
Gallbladder upper cover 211 is connect with the second liner lower cover 213 by the second liner stack shell 212；
The second liner upper cover 211 is connect with the second liner lower cover 213；
The combustion chamber 26 is set to the lower section of second liner 21.
When work, the high-temperature flue gas that the burning of combustion chamber 26 generates carries out hot friendship through the water of the second flue 22 and the second liner 21
It changes.First flue 32 is entered back by the high-temperature flue gas that the second flue 22 is discharged.Cold water or preheating cold water enter the second liner, complete
It is exported by hot water outlet 25 to user after heating.
Further, main ignition combustor 261 and small fire burner 262 are equipped in the combustion chamber 26.When work, combustion is opened
Air valve first lights small fire burner 262, then lights main ignition combustor 261 by small fire burner 262, generates a large amount of high-temperature flue gas,
Subsequently enter the second flue 22.
Further, the outer wall of the combustion chamber 26 is equipped with thermal insulation layer 263.Thermal insulation layer 263 can prevent the heat of combustion chamber 26
Amount is transferred to outside shell 1, avoids that unnecessary harm occurs.
Further, the inside of the shell 1 is equipped with thermal insulation material.The inside of shell 1 is equipped with thermal insulation material can be effectively right
Water in water heater is kept the temperature, and thermal loss is reduced.
Further, flue stagnant 6 is equipped in second flue 22.Flue stagnant 6 can extend flue gas in the second flue
The water of residence time in 22, the high-temperature flue gas and the second liner 21 that are more convenient the second flue 22 carry out heat exchange.
Further, it further includes support frame 7, support frame as described above 7 and institute that the flue gas, which recycles gas displacement type water heater,
State the bottom connection of shell 1.Support frame 7 is used to support shell 1, provides more stable brace foundation.
Further, the high-temperature flue gas reuse tank 3 is handled through enamel.Specifically, enamel is done to the first liner 31
Processing, can effectively prevent corroding, prolong the service life.First liner 31 includes the first liner upper cover 311, the first internal container cylinder
Body 312 and the first liner lower cover 313, the first liner upper cover 311 pass through in described first with the first liner lower cover 313
Gallbladder stack shell 312 connects.
From the above technical scheme, the embodiment of the present application provides a kind of flue gas recycling gas displacement type water heater, packet
Include: shell 1, water heater body 2, high-temperature flue gas reuse tank 3, enclosure 4 and poly- petticoat pipe 5；The water heater body 2 and institute
It states high-temperature flue gas reuse tank 3 and is attached at 1 inner wall of shell respectively, the poly- petticoat pipe 5 is set to the top of the shell 1,
The enclosure 4 is connected to by the poly- petticoat pipe 5 with the shell 1, and the high-temperature flue gas reuse tank 3 is set to the hot water
The top of device ontology 2；The high-temperature flue gas reuse tank 3 includes the first liner 31, several first flues 32 and several first
Magnesium bar 33；First flue 32 runs through first liner 31, and first magnesium bar 33 is set in first liner 31；Institute
The side for stating the first liner 31 is equipped with cooling water inlet 314, and the other side of first liner 31 is equipped with preheating cold water outlet 315,
The bottom of the water heater body 2 is equipped with preheating cold water import 24, and the top of the water heater body is equipped with hot water outlet 25；Institute
It states in the first flue 32 and is equipped with flue stagnant 6.The application increases high-temperature flue gas reuse tank 3 on the basis of former water heater,
160 DEG C or more of high-temperature flue gas can be down to 60 DEG C or so rear rows to atmosphere.Cold water is preheated by high-temperature flue gas reuse tank 3
After flow to former water heater and heat again, the hot water that output user needs is significantly energy saving.
Those skilled in the art will readily occur to its of the application after considering specification and practicing application disclosed herein
Its embodiment.This application is intended to cover any variations, uses, or adaptations of the application, these modifications, purposes or
Person's adaptive change follows the general principle of the application and including the undocumented common knowledge in the art of the application
Or conventional techniques.The description and examples are only to be considered as illustrative, and the true scope and spirit of the application are by following
Claim is pointed out.
It should be understood that the application is not limited to the precise structure that has been described above and shown in the drawings, and
And various modifications and changes may be made without departing from the scope thereof.Scope of the present application is only limited by the accompanying claims.
Claims (9)
1. a kind of flue gas recycles gas displacement type water heater characterized by comprising shell (1), water heater body (2) are high
Warm flue gas reuse tank (3), enclosure (4) and poly- petticoat pipe (5)；
The water heater body (2) and the high-temperature flue gas reuse tank (3) are respectively arranged in the shell (1), described poly-
Petticoat pipe (5) is set to the top of the shell (1), and the enclosure (4) is connected to by the poly- petticoat pipe (5) with the shell (1),
The high-temperature flue gas reuse tank (3) is set to the top of the water heater body (2)；
The high-temperature flue gas reuse tank (3) includes the first liner (31), several first flues (32) and several first magnesium bars
(33)；
First flue (32) runs through first liner (31), and first magnesium bar (33) is set to first liner (31)
It is interior；
The side of first liner (31) is equipped with cooling water inlet (314), and the other side of first liner (31) is equipped with preheating
The bottom of cooling water outlet (315), the water heater body (2) is equipped with preheating cold water import (24), the top of the water heater body
Portion is equipped with hot water outlet (25)；
Flue stagnant (6) is equipped in first flue (32).
2. flue gas according to claim 1 recycles gas displacement type water heater, which is characterized in that the water heater body
It (2) include the second liner (21), several second flues (22) several second magnesium bars (23) and combustion chamber (26)；
Second flue (22) runs through second liner (21), and second magnesium bar (23) is set to second liner (21)
Interior, second liner (21) includes the second liner upper cover (211), the second liner stack shell (212) and the second liner lower cover
(213), the second liner upper cover (211) and the second liner lower cover (213) are connected by the second liner stack shell (212)
It connects；
The second liner upper cover (211) connect with the second liner lower cover (213)；
The combustion chamber (26) is set to the lower section of second liner (21).
3. flue gas according to claim 2 recycles gas displacement type water heater, which is characterized in that the combustion chamber (26)
It is interior to be equipped with main ignition combustor (261) and small fire burner (262).
4. flue gas according to claim 2 recycles gas displacement type water heater, which is characterized in that the combustion chamber (26)
Outer wall be equipped with thermal insulation layer (263).
5. flue gas according to claim 1 recycles gas displacement type water heater, which is characterized in that the shell (1)
Inside is equipped with thermal insulation material.
6. flue gas according to claim 2 recycles gas displacement type water heater, which is characterized in that second flue
(22) flue stagnant (6) is equipped in.
7. flue gas according to claim 1 recycles gas displacement type water heater, which is characterized in that further include support frame
(7), support frame as described above (7) is connect with the bottom of the shell (1).
8. flue gas according to claim 1 recycles gas displacement type water heater, which is characterized in that the high-temperature flue gas is again
It is handled using water tank (3) through enamel.
9. flue gas according to claim 1 recycles gas displacement type water heater, which is characterized in that first liner
It (31) include the first liner upper cover (311), the first liner stack shell (312) and the first liner lower cover (313), on first liner
Lid (311) is connect with the first liner lower cover (313) by the first liner stack shell (312).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910519270.6A CN110173886A (en) | 2019-06-17 | 2019-06-17 | A kind of flue gas recycling gas displacement type water heater |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910519270.6A CN110173886A (en) | 2019-06-17 | 2019-06-17 | A kind of flue gas recycling gas displacement type water heater |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110173886A true CN110173886A (en) | 2019-08-27 |
Family
ID=67698581
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910519270.6A Pending CN110173886A (en) | 2019-06-17 | 2019-06-17 | A kind of flue gas recycling gas displacement type water heater |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110173886A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201078722Y (en) * | 2007-11-13 | 2008-06-25 | 景洪 | Condensing type high-efficiency gas positive displacement water heater |
| CN101832633A (en) * | 2009-03-09 | 2010-09-15 | 岳书才 | Heating and bathing gas water heater for double volume and condensation heat exchange system |
| CN202254301U (en) * | 2011-10-06 | 2012-05-30 | 广东万和新电气股份有限公司 | Gas storage water heater |
| CN104329795A (en) * | 2014-10-22 | 2015-02-04 | 重庆三温暖电气有限公司 | Volume type gas water heater |
| CN105222165A (en) * | 2015-09-18 | 2016-01-06 | 路泽民 | A kind of cooking stove |
| CN210107729U (en) * | 2019-06-17 | 2020-02-21 | 景洪 | Gas positive displacement water heater with flue gas recycling function |
-
2019
- 2019-06-17 CN CN201910519270.6A patent/CN110173886A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201078722Y (en) * | 2007-11-13 | 2008-06-25 | 景洪 | Condensing type high-efficiency gas positive displacement water heater |
| CN101832633A (en) * | 2009-03-09 | 2010-09-15 | 岳书才 | Heating and bathing gas water heater for double volume and condensation heat exchange system |
| CN202254301U (en) * | 2011-10-06 | 2012-05-30 | 广东万和新电气股份有限公司 | Gas storage water heater |
| CN104329795A (en) * | 2014-10-22 | 2015-02-04 | 重庆三温暖电气有限公司 | Volume type gas water heater |
| CN105222165A (en) * | 2015-09-18 | 2016-01-06 | 路泽民 | A kind of cooking stove |
| CN210107729U (en) * | 2019-06-17 | 2020-02-21 | 景洪 | Gas positive displacement water heater with flue gas recycling function |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN208090966U (en) | A kind of air inlet cooling structure and gas heater for gas heater | |
| CN203908010U (en) | Vertical type hot air and hot water boiler | |
| CN210951257U (en) | Environment-friendly steam boiler | |
| CN110173886A (en) | A kind of flue gas recycling gas displacement type water heater | |
| CN207622248U (en) | A kind of high efficiency burnt gas heater with heat recovery function | |
| CN210107729U (en) | Gas positive displacement water heater with flue gas recycling function | |
| CN206478842U (en) | A kind of energy-saving environment-protecting type gas heater | |
| CN206191560U (en) | Energy -saving environment -protecting steam boiler | |
| CN210441448U (en) | Waste heat utilization hot blast stove | |
| CN207815727U (en) | A kind of oil hot type heating hot water burnt gas wall hanging furnace | |
| CN209558673U (en) | A kind of fuel-fired air heater with the pre- heat function of water | |
| CN201909351U (en) | Energy-saving burner type stove characterized by integral heat preservation and waste heat recovery as well as natural smoke discharge | |
| RU184497U1 (en) | Gas-fired boiler | |
| CN207471548U (en) | Flue gas waste heat recovery system | |
| CN206377836U (en) | A kind of gas heater excessive with fire resistant | |
| CN206222678U (en) | multiple-effect heater | |
| CN110530019A (en) | A kind of UTILIZATION OF VESIDUAL HEAT IN hot-blast stove | |
| CN109631318A (en) | A kind of interior wall hanging water heater | |
| CN103604216A (en) | Heat-conducting oil furnace waste heat utilization device | |
| CN217541526U (en) | Hot blast stove structure with flashback chamber | |
| CN208735905U (en) | Novel hydrogen heating furnace | |
| CN214276144U (en) | Boiler waste heat recovery device | |
| CN217737177U (en) | Rotary combustion mode boiler | |
| CN216897799U (en) | High-pressure water heater boiler | |
| CN218154161U (en) | Biomass steam generator |
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 |