CN109631314A - A kind of latent heat recovery type water heater - Google Patents
A kind of latent heat recovery type water heater Download PDFInfo
- Publication number
- CN109631314A CN109631314A CN201811206649.3A CN201811206649A CN109631314A CN 109631314 A CN109631314 A CN 109631314A CN 201811206649 A CN201811206649 A CN 201811206649A CN 109631314 A CN109631314 A CN 109631314A
- Authority
- CN
- China
- Prior art keywords
- heat exchanger
- water heater
- latent heat
- recovery type
- heat recovery
- 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.)
- Granted
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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
- F24H1/10—Continuous-flow heaters, i.e. heaters in which heat is generated only while the water is flowing, e.g. with direct contact of the water with the heating medium
- F24H1/12—Continuous-flow heaters, i.e. heaters in which heat is generated only while the water is flowing, e.g. with direct contact of the water with the heating medium in which the water is kept separate from the heating medium
- F24H1/14—Continuous-flow heaters, i.e. heaters in which heat is generated only while the water is flowing, e.g. with direct contact of the water with the heating medium in which the water is kept separate from the heating medium by tubes, e.g. bent in serpentine form
- F24H1/145—Continuous-flow heaters, i.e. heaters in which heat is generated only while the water is flowing, e.g. with direct contact of the water with the heating medium in which the water is kept separate from the heating medium by tubes, e.g. bent in serpentine form using fluid fuel
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23J—REMOVAL OR TREATMENT OF COMBUSTION PRODUCTS OR COMBUSTION RESIDUES; FLUES
- F23J15/00—Arrangements of devices for treating smoke or fumes
- F23J15/02—Arrangements of devices for treating smoke or fumes of purifiers, e.g. for removing noxious material
- F23J15/022—Arrangements of devices for treating smoke or fumes of purifiers, e.g. for removing noxious material for removing solid particulate material from the gasflow
- F23J15/025—Arrangements of devices for treating smoke or fumes of purifiers, e.g. for removing noxious material for removing solid particulate material from the gasflow using filters
-
- 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
- F24H1/10—Continuous-flow heaters, i.e. heaters in which heat is generated only while the water is flowing, e.g. with direct contact of the water with the heating medium
- F24H1/12—Continuous-flow heaters, i.e. heaters in which heat is generated only while the water is flowing, e.g. with direct contact of the water with the heating medium in which the water is kept separate from the heating medium
- F24H1/14—Continuous-flow heaters, i.e. heaters in which heat is generated only while the water is flowing, e.g. with direct contact of the water with the heating medium in which the water is kept separate from the heating medium by tubes, e.g. bent in serpentine form
- F24H1/16—Continuous-flow heaters, i.e. heaters in which heat is generated only while the water is flowing, e.g. with direct contact of the water with the heating medium in which the water is kept separate from the heating medium by tubes, e.g. bent in serpentine form helically or spirally coiled
- F24H1/165—Continuous-flow heaters, i.e. heaters in which heat is generated only while the water is flowing, e.g. with direct contact of the water with the heating medium in which the water is kept separate from the heating medium by tubes, e.g. bent in serpentine form helically or spirally coiled using fluid fuel
-
- 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
- F24H9/14—Arrangements for connecting different sections, e.g. in water heaters
- F24H9/146—Connecting elements of a heat exchanger
-
- 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
-
- 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
- F24H9/2035—Arrangement or mounting of control or safety devices for water heaters using fluid fuel
Abstract
The invention discloses a kind of latent heat recovery type water heaters, including water heater housing, the side insertion of the water heater housing is equipped with micro computer master controller, smoke exhaust pipe is installed at the top of the water heater housing, the water heater housing is equipped with second heat exchanger close to the insertion of the side of smoke exhaust pipe, the side of the second heat exchanger is provided with second heat exchanger water outlet, choke plate is installed at the top of the second heat exchanger, the bottom of the second heat exchanger opens up combuster, the present invention solves the function that existing water heater does not have good recovery of latent heat, there are still the exhaust gas of a large amount of latent heat to be discharged during combustion heating, it is emitted into atmosphere, cause environmental pollution and the lower problem of energy utilization rate, existing water heater connection structure relative compact simultaneously, generally it is an integral structure, dismounting compared with For inconvenience, the problem that overhaul efficiency is low is caused.
Description
Technical field
The present invention relates to technical field of water heaters, specially a kind of latent heat recovery type water heater.
Background technique
Latent heat is that substance undergoes phase transition (states of matter variation), the heat for absorbing or releasing when temperature does not change, substance
Absorb latent heat when being changed into high energy by low energy, it is on the contrary then release latent heat, for example, the latent heat a part absorbed when liquid boiling is used to
Overcome intermolecular gravitation, another part is used to revolt atmospheric pressure acting, heat of fusion, heat of vaporization and distillation in expansion process
Heat is all latent heat, the substance of the magnitude per unit mass of latent heat or the heat for being absorbed or being released in phase transformation with every mole of substance
Amount is to indicate.
During water heater working, existing water heater does not have the function of good recovery of latent heat, combustion heating
There are still the exhaust gas of a large amount of latent heat to be discharged in the process, is emitted into atmosphere, cause environmental pollution and energy utilization rate compared with
Low problem, while existing water heater connection structure relative compact, are generally an integral structure, and dismounting is more inconvenient, cause
The low problem of overhaul efficiency.
Summary of the invention
The purpose of the present invention is to provide a kind of latent heat recovery type water heaters, mentioned above in the background art existing to solve
Some water heaters do not have the function of good recovery of latent heat, and there are still the exhaust gas quilts of a large amount of latent heat during combustion heating
Discharge, is emitted into atmosphere, causes environmental pollution and the lower problem of energy utilization rate, while existing water heater connection knot
Structure relative compact, is generally an integral structure, and dismounting is more inconvenient, causes the problem that overhaul efficiency is low.
In order to solve the above technical problems, the invention provides the following technical scheme: a kind of latent heat recovery type water heater, including heat
Water heater casing, the side insertion of the water heater housing are equipped with micro computer master controller, the top peace of the water heater housing
Equipped with smoke exhaust pipe, the water heater housing is equipped with second heat exchanger close to the insertion of the side of smoke exhaust pipe, and second heat is handed over
The side of parallel operation is provided with second heat exchanger water outlet, is equipped with choke plate at the top of the second heat exchanger, and described
The bottom of two heat exchangers opens up combuster, and the inside center of the combustion chamber is fixedly installed with first heat exchanger, described
One end of first heat exchanger is communicated with hot water outlet, and the other end of the first heat exchanger is communicated with water inlet, it is described enter
Triple valve is provided with above the mouth of a river, the triple valve is connected to by conduit with second heat exchanger and first heat exchanger, institute
The bottom for stating combustion chamber is provided with burner, and the bottom side of the burner is communicated with fuel gas inlet, the bottom of the burner
The portion other side is communicated with air inlet, is provided with blower above the air inlet.
Preferably, the bottom of the second heat exchanger is equipped with insulation board, is provided with air inlet in the middle part of the insulation board
Disk, the air inlet disk are slidably connected with combustion chamber.
Preferably, the bottom of the smoke exhaust pipe is provided with filtering inner core, and return air chamber, institute are provided at the top of the choke plate
Filtering inner core is stated to be embedded in inside return air chamber.
Preferably, the water inlet is connected to the conduit at the top of triple valve, and the conduit extends to second heat exchanger
Inside, and conduit is connected to the water inlet of second heat exchanger.
Preferably, the burner is internally provided with multiple firn-jet heads.
Preferably, the side of the water inlet, air inlet, fuel gas inlet and hot water outlet is provided with installation swivel nut, and
Installation swivel nut is internally provided with seal washer.
Preferably, the quadrangle of the water heater housing is equipped with anticollision foot pad.
Preferably, the side of the second heat exchanger is equipped with shield, and the other side of the second heat exchanger is opened
Equipped with access hole.
Compared with prior art, the beneficial effects of the present invention are:
1. the present invention, by threeway valve regulation water supply direction, water inlet is connected to the conduit at the top of triple valve, and conduit extends
To the inside of second heat exchanger, and conduit is connected to the water inlet of second heat exchanger, and water inlet is via conduit to the second heat
Exchanger dredges water body, and convenient for preparing for the absorption of subsequent latent heat, triple valve passes through conduit and second heat exchanger and the first heat
Exchanger connection flexibly controls water supply situation, and combustion chamber provides safe combustion environment when burner combustion, and burner is via combustion
Gas entrance supplies fuel, and air inlet carries out burning air supplying by blower, keeps combustion stability, and first heat exchanger absorbs
After the sensible heat of burner, hot water is discharged for use via hot water outlet, the latent heat after burning rises to second heat exchanger, safety
Latent heat heat absorption, improves efficiency of energy utilization, solves existing water heater connection structure relative compact, generally integral type knot
Structure, dismounting is more inconvenient, causes the problem that overhaul efficiency is low.
2. the bottom of second heat exchanger is equipped with insulation board by setting choke plate, isothermal holding is carried out, insulation board
Middle part is provided with air inlet disk, and the exhaust gas with high heat rises, and carries out heat exchange work by air inlet disk and second heat exchanger, into
Gas disk is slidably connected with combustion chamber, stable connection, and flexibly, it is convenient to dismount for sliding, the water body that second heat exchanger heats up heat exchange
Stand-by via the output of second heat exchanger water outlet, it is stagnant to substantially prolong flue gas through the barrier effect of choke plate for the exhaust gas of rising
The time stayed improves heat exchange duration, preferably improves recovery of latent heat efficiency, is provided with return air chamber, choke at the top of choke plate
Plate carries out flue gas caching by return air chamber, and final flue gas is emitted into smoke exhaust pipe after filtering via filtering inner core, is convenient for purifying
Processing solves the function that existing water heater does not have good recovery of latent heat, and there are still big during combustion heating
The exhaust gas of amount latent heat is discharged, and is emitted into atmosphere, and environmental pollution and the lower problem of energy utilization rate are caused.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the embodiment of the present invention；
Fig. 2 is the schematic diagram of internal structure of the embodiment of the present invention.
In figure: 1, water heater housing；2, micro computer master controller；3, smoke exhaust pipe；4, second heat exchanger water outlet；5,
Two heat exchangers；6, water inlet；7, air inlet；8, blower；9, fuel gas inlet；10, hot water outlet；11, burner；12, first
Heat exchanger；13, combustion chamber；14, choke plate；15, triple valve.
Specific embodiment
In order to solve the function that existing water heater does not have good recovery of latent heat, during combustion heating there are still
The exhaust gas of a large amount of latent heat be discharged, be emitted into atmosphere, cause environmental pollution and the lower problem of energy utilization rate, simultaneously
Existing water heater connection structure relative compact, is generally an integral structure, dismounting is more inconvenient, causes overhaul efficiency low
Problem, the embodiment of the invention provides a kind of latent heat recovery type water heaters.Following will be combined with the drawings in the embodiments of the present invention, right
Technical solution in the embodiment of the present invention is clearly and completely described, it is clear that described embodiment is only the present invention one
Section Example, instead of all the embodiments.Based on the embodiments of the present invention, those of ordinary skill in the art are not doing
Every other embodiment obtained under the premise of creative work out, shall fall within the protection scope of the present invention.
Embodiment 1
A kind of latent heat recovery type water heater, including water heater housing 1, water heater are present embodiments provided referring to FIG. 1-2,
The side insertion of shell 1 is equipped with micro computer master controller 2, and the top of water heater housing 1 is equipped with smoke exhaust pipe 3, water heater shell
Body 1 is equipped with second heat exchanger 5 close to the insertion of the side of smoke exhaust pipe 3, and the side of second heat exchanger 5 is provided with the second heat and hands over
Parallel operation water outlet 4, the top of second heat exchanger 5 are equipped with choke plate 14, and the bottom of smoke exhaust pipe 3 is provided with filtering inner core, resistance
The top of aerofoil 14 is provided with return air chamber, and filtering inner core is embedded in inside return air chamber, and the bottom of second heat exchanger 5 offers combustion
Room 13 is burnt, the bottom of second heat exchanger 5 is equipped with insulation board, and air inlet disk, air inlet disk and burning are provided in the middle part of insulation board
Room 13 is slidably connected, and the inside center of combustion chamber 13 is fixedly installed with first heat exchanger 12, one end of first heat exchanger 12
It is communicated with hot water outlet 10, the other end of first heat exchanger 12 is communicated with water inlet 6, and the top of water inlet 6 is provided with threeway
The conduit of valve 15,15 top of water inlet 6 and triple valve is connected to, and conduit extends to the inside of second heat exchanger 5, and conduit and the
The water inlet of two heat exchangers 5 is connected to, and triple valve 15 is connected to by conduit with second heat exchanger 5 and first heat exchanger 12,
The bottom of combustion chamber 13 is provided with burner 11, and the bottom side of burner 11 is communicated with fuel gas inlet 9, the bottom of burner 11
The other side is communicated with air inlet 7, and the top of air inlet 7 is provided with blower 8.
In the present embodiment, water heater housing 1 is that micro computer master controller 2 provides good installation environment, micro computer master control
Device processed 2 electrically control second heat exchanger 5, blower 8, burner 11, first heat exchanger 12 and triple valve 15, when beginning to warm up
When work, first heat exchanger 12 first carries out cold water supply, the model T24 of preferred triple valve 15, water inlet by water inlet 6
6 adjust water supply direction by triple valve 15, and water inlet 6 is connected to the conduit at 15 top of triple valve, and conduit extends to the second heat and hands over
The inside of parallel operation 5, and conduit is connected to the water inlet of second heat exchanger 5, water inlet 6 is via conduit to second heat exchanger 5
Water body is dredged, convenient for preparing for the absorption of subsequent latent heat, the model of preferred second heat exchanger 5 and first heat exchanger 12
SL, triple valve 15 are connected to by conduit with second heat exchanger 5 and first heat exchanger 12, flexibly control water supply situation, preferably
Burner 11 model LT-RSQ, combustion chamber 13 provide burner 11 burn when safe combustion environment, burner 11 pass through
Fuel, the model FB-1 of preferred blower 8 are supplied by fuel gas inlet 9, air inlet 7 carries out burning air supplying by blower 8,
Keep combustion stability, after the sensible heat of 12 absorption burner 11 of first heat exchanger, via hot water outlet 10 by hot water be discharged to
With the latent heat after burning rises to second heat exchanger 5, and safe latent heat heat absorption improves efficiency of energy utilization, solves existing
Water heater connection structure relative compact, be generally an integral structure, dismounting is more inconvenient, causes overhaul efficiency is low to ask
Topic, the bottom of second heat exchanger 5 are equipped with insulation board, carry out isothermal holding, are provided with air inlet disk in the middle part of insulation board, have
The exhaust gas of high heat rises, and carries out heat exchange work by air inlet disk and second heat exchanger 5, air inlet disk and the sliding of combustion chamber 13 connect
It connects, stable connection, flexibly, it is convenient to dismount for sliding, and second heat exchanger 5 goes out the water body of heat exchange heating via second heat exchanger
The mouth of a river 4 exports for use, and the exhaust gas of rising substantially prolongs the time of flue gas residence, improve through the barrier effect of choke plate 14
Exchange heat duration, preferably improves recovery of latent heat efficiency, and the top of choke plate 14 is provided with return air chamber, and choke plate 14 passes through return air chamber
Flue gas caching is carried out, final flue gas is emitted into smoke exhaust pipe 3 after filtering via filtering inner core, is convenient for purified treatment, solves
Existing water heater does not have the function of good recovery of latent heat, and there are still the exhaust gas of a large amount of latent heat during combustion heating
It is discharged, is emitted into atmosphere, cause environmental pollution and the lower problem of energy utilization rate.
Embodiment 2
Be further improved on the basis of embodiment 1 referring to FIG. 1-2: being internally provided with for burner 11 is multiple
The hot water that firn-jet head accelerates efficiency of combustion, while promoting water heater supplies performance immediately, and water inlet 6, air inlet 7, combustion gas enter
The side of mouth 9 and hot water outlet 10 is provided with installation swivel nut, is threadedly coupled, stable connection, install convenient, and install swivel nut
It is internally provided with seal washer, seal protection ensure that each substance dredges the stability of process, avoid leakage phenomenon.
Wherein, the quadrangle of water heater housing 1 is equipped with anticollision foot pad, quadrangle Anti-bumping protection, when external quadrangle is by hitting
When hitting, its caching performance can be improved, preventing internal element, there is a phenomenon where damage generation, the side peace of second heat exchanger 5
Equipped with shield, external installation protection is carried out, the other side of second heat exchanger 5 offers access hole, when needing replacing and examine
When repairing, need to only open access hole can carry out convenient disassembly, and dismounting is flexible.
In this practical description, it should be noted that the orientation of the instructions such as term "vertical", "upper", "lower", "horizontal" or
Person's positional relationship is orientation based on the figure or positional relationship, is merely for convenience of this practical and simplified description of description,
Rather than the device or element of instruction or hint meaning must have a particular orientation, and are constructed and grasped with specific orientation
Make, therefore should not be understood as the limitation practical to this.
In this practical description, it is also necessary to explanation, unless otherwise specific regulation and limitation, term " setting ", " peace
Dress ", " connected ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integrally
Connection, can be mechanical connection, is also possible to be electrically connected, can be and be directly connected to, and be also possible to be connected by intermediary, can
To be the connection inside two elements.For the ordinary skill in the art, can understand as the case may be above-mentioned
Concrete meaning of the term in this is practical.
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 (8)
1. a kind of latent heat recovery type water heater, it is characterised in that: including water heater housing (1), the one of the water heater housing (1)
Side insertion is equipped with micro computer master controller (2), is equipped with smoke exhaust pipe (3), the hot water at the top of the water heater housing (1)
Side insertion of the device shell (1) close to smoke exhaust pipe (3) is equipped with second heat exchanger (5), and the one of the second heat exchanger (5)
Side is provided with second heat exchanger water outlet (4), is equipped with choke plate (14) at the top of the second heat exchanger (5), described
The bottom of second heat exchanger (5) opens up combuster (13), and the inside center of the combustion chamber (13) is fixedly installed with first
One end of heat exchanger (12), the first heat exchanger (12) is communicated with hot water outlet (10), the first heat exchanger
(12) the other end is communicated with water inlet (6), is provided with triple valve (15), the triple valve above the water inlet (6)
(15) it is connected to by conduit with second heat exchanger (5) and first heat exchanger (12), the bottom setting of the combustion chamber (13)
Have burner (11), the bottom side of the burner (11) is communicated with fuel gas inlet (9), and the bottom of the burner (11) is another
Side is communicated with air inlet (7), is provided with blower (8) above the air inlet (7).
2. latent heat recovery type water heater according to claim 1, it is characterised in that: the bottom of the second heat exchanger (5)
Portion is equipped with insulation board, and air inlet disk is provided in the middle part of the insulation board, and the air inlet disk is slidably connected with combustion chamber (13).
3. latent heat recovery type water heater according to claim 1, it is characterised in that: the bottom of the smoke exhaust pipe (3) is arranged
There is filtering inner core, return air chamber is provided at the top of the choke plate (14), the filtering inner core is embedded in inside return air chamber.
4. latent heat recovery type water heater according to claim 1, it is characterised in that: the water inlet (6) and triple valve
(15) the conduit connection at the top of, the conduit extend to the inside of second heat exchanger (5), and conduit and second heat exchanger
(5) water inlet connection.
5. latent heat recovery type water heater according to claim 1, it is characterised in that: the inside of the burner (11) is arranged
There are multiple firn-jet heads.
6. latent heat recovery type water heater according to claim 1, it is characterised in that: the water inlet (6), air inlet (7),
The side of fuel gas inlet (9) and hot water outlet (10) is provided with installation swivel nut, and that installs swivel nut is internally provided with gasket
Circle.
7. latent heat recovery type water heater according to claim 1, it is characterised in that: the quadrangle of the water heater housing (1)
Anticollision foot pad is installed.
8. latent heat recovery type water heater according to claim 1, it is characterised in that: the one of the second heat exchanger (5)
Side is equipped with shield, and the other side of the second heat exchanger (5) offers access hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811206649.3A CN109631314B (en) | 2018-10-17 | 2018-10-17 | Latent heat recovery type water heater |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811206649.3A CN109631314B (en) | 2018-10-17 | 2018-10-17 | Latent heat recovery type water heater |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109631314A true CN109631314A (en) | 2019-04-16 |
| CN109631314B CN109631314B (en) | 2021-06-08 |
Family
ID=66066401
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811206649.3A Active CN109631314B (en) | 2018-10-17 | 2018-10-17 | Latent heat recovery type water heater |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109631314B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114017775A (en) * | 2021-10-29 | 2022-02-08 | 广东万和新电气股份有限公司 | Gas heat exchange device and combustion chamber |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2628938Y (en) * | 2003-05-08 | 2004-07-28 | 中山华帝燃具股份有限公司 | Energy-saving envionment protecting gas combustion fast water heater |
| CN2821470Y (en) * | 2005-09-06 | 2006-09-27 | 宁波方太厨具有限公司 | Gas water heater of double heat exchanger |
| US20070119962A1 (en) * | 2005-11-14 | 2007-05-31 | Peckham John M | Heat exchange system |
| CN201436504U (en) * | 2009-04-21 | 2010-04-07 | 广东万家乐燃气具有限公司 | A smoke removal device of a gas heater |
| CN206583072U (en) * | 2017-02-25 | 2017-10-24 | 广东万家乐燃气具有限公司 | It is a kind of to reduce cold water cut-off temperature-rising and reduce the gas heater that condensed water is produced |
-
2018
- 2018-10-17 CN CN201811206649.3A patent/CN109631314B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2628938Y (en) * | 2003-05-08 | 2004-07-28 | 中山华帝燃具股份有限公司 | Energy-saving envionment protecting gas combustion fast water heater |
| CN2821470Y (en) * | 2005-09-06 | 2006-09-27 | 宁波方太厨具有限公司 | Gas water heater of double heat exchanger |
| US20070119962A1 (en) * | 2005-11-14 | 2007-05-31 | Peckham John M | Heat exchange system |
| CN201436504U (en) * | 2009-04-21 | 2010-04-07 | 广东万家乐燃气具有限公司 | A smoke removal device of a gas heater |
| CN206583072U (en) * | 2017-02-25 | 2017-10-24 | 广东万家乐燃气具有限公司 | It is a kind of to reduce cold water cut-off temperature-rising and reduce the gas heater that condensed water is produced |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114017775A (en) * | 2021-10-29 | 2022-02-08 | 广东万和新电气股份有限公司 | Gas heat exchange device and combustion chamber |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109631314B (en) | 2021-06-08 |
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