CN208998135U - Fired multi-stage condensation type miniature hot-water stove - Google Patents
Fired multi-stage condensation type miniature hot-water stove Download PDFInfo
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- CN208998135U CN208998135U CN201821822169.5U CN201821822169U CN208998135U CN 208998135 U CN208998135 U CN 208998135U CN 201821822169 U CN201821822169 U CN 201821822169U CN 208998135 U CN208998135 U CN 208998135U
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- heat exchanger
- tail gas
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B30/00—Energy efficient heating, ventilation or air conditioning [HVAC]
Abstract
The utility model discloses a kind of fired multi-stage condensation type miniature hot-water stoves, including stove and combustion chamber, stove internal upper part is equipped with heating water tank, heating fire row is installed in combustion chamber, it is divided into level-one waste heat exchange area from top to bottom by two pieces of annular horizontal baffles in the stove, second level waste heat exchange area and three-level waste heat exchange area, it is evenly spaced in level-one waste heat exchange area to be provided with several and combustion chamber high-temperature tail gas entrance, three-level waste heat exchange area is circumscribed with Forced discharge fan, tail gas discharging pipe is connected on Forced discharge fan, three-level waste heat exchange area is also connected with water inlet pipe, one lateral roof of level-one waste heat exchange area is connected with hot water out pipe, the water outlet of hot water out pipe is located in heating water tank.The high-temperature tail gas recycling that the utility model generates combustion chamber carries out efficient heat exchange, and the hot water of heat exchange production is sent into heating water tank, and energy consumption needed for reducing heating has saved the cost used.
Description
Technical field
The utility model belongs to gas-cooker field, and in particular to a kind of fired multi-stage condensation type miniature hot-water stove.
Background technique
Gas fired-boiler production hot water is generallyd use currently on the market, is taken up a large area, investment is big, it has not been convenient to manage.Pot
When furnace produces hot water, high-temperature tail gas has taken away partial heat, and the thermal efficiency of boiler is caused to reduce, and for small collectives, small
The hot water production of group is also not very suitable using boiler, increases the cost of investment and management production cost of enterprise.
Utility model content
Technical problem to be solved in the utility model is in view of the above shortcomings of the prior art, it is cold to provide a kind of multistage
The solidifying type water heating stove that declines can effectively improve the thermal efficiency compared to boiler, while reduce the cost of investment, management and production.
The technical scheme adopted by the utility model is a kind of fired multi-stage condensation type miniature hot-water stove, including stove and burning
Room, stove internal upper part are equipped with heating water tank, and heating fire row is equipped in combustion chamber, and the heating fire row is located at heating water tank
Underface, be provided in the stove be equipped with from top to bottom in one week cavity of outer wall of combustion chamber, the cavity two pieces it is annular
Cavity is divided into three closed chambers by horizontal baffle, two pieces of horizontal baffles, and three closed chambers are followed successively by one from up to small
Grade waste heat exchange area, second level waste heat exchange area and three-level waste heat exchange area are equipped with the high temperature of annular in level-one waste heat exchange area
Tail gas heat exchanger channels are equipped with the medium temperature tail gas heat exchanger channels of annular, peace in three-level waste heat exchange area in second level waste heat exchange area
Low temperature exhaust gas heat exchanger channels equipped with annular, the high-temperature tail gas heat exchanger channels are close to outer wall of combustion chamber setting, and in high temperature tail
It is evenly spaced on gas heat exchanger channels to be provided with several and combustion chamber high-temperature tail gas entrance, the end of high-temperature tail gas heat exchanger channels
End is connected to the head end of medium temperature tail gas heat exchanger channels by pipeline, and the end of medium temperature tail gas heat exchanger channels and low temperature exhaust gas heat exchange are logical
The head end in road is connected to by pipeline, and the end of low temperature exhaust gas heat exchanger channels stretches out three-level waste heat exchange area and is connected with strong-force exhaust
Machine is connected with tail gas discharging pipe, the junction of the high-temperature tail gas heat exchanger channels and medium temperature tail gas heat exchanger channels on Forced discharge fan
Be provided with spilling water notch on the horizontal baffle of medium temperature tail gas heat exchanger channels and the junction of low temperature exhaust gas heat exchanger channels, described three
Grade waste heat exchange area is also connected with water inlet pipe, and inlet water solenoid valve, level-one waste heat exchange area side top are equipped on water inlet pipe
Portion is connected with hot water out pipe, and the water outlet of hot water out pipe is located in heating water tank, hot water outlet is provided in heating water tank, hot water goes out
Water outlet solenoid valve and temperature probe are installed at mouthful.
Preferably, the heating water tank includes medium temperature water tank and high-temperature water tank, medium temperature water tank and the complete phase of high-temperature water tank
Same and arranged side by side, the hot water out pipe is set there are two water outlet, and two water outlets of hot water out pipe are located at medium temperature water tank
In high-temperature water tank.
Preferably, the high-temperature tail gas heat exchanger channels and medium temperature tail gas heat exchanger channels is oppositely oriented, medium temperature tail gas is changed
The passage of heat is oppositely oriented with low temperature exhaust gas heat exchanger channels.
Preferably, the cross of the high-temperature tail gas heat exchanger channels, medium temperature tail gas heat exchanger channels and low temperature exhaust gas heat exchanger channels
Rectangular in cross-section.
Preferably, the cross of the high-temperature tail gas heat exchanger channels, medium temperature tail gas heat exchanger channels and low temperature exhaust gas heat exchanger channels
Sectional area is sequentially reduced, and their wall thickness is also sequentially reduced.
Preferably, the high-temperature tail gas heat exchanger channels are made of stainless steel, medium temperature tail gas heat exchanger channels and low temperature tail
Gas heat exchanger channels are made of copper or aluminium.
Preferably, the high-temperature tail gas heat exchanger channels, medium temperature tail gas heat exchanger channels and low temperature exhaust gas heat exchanger channels around
The setting of combustion chamber center.
Preferably, the horizontal baffle is made of waterproof insulation board.
The utility model has the beneficial effects that:
(1) by setting level-one waste heat exchange area, second level waste heat exchange area and three-level waste heat exchange area, thus by combustion chamber
High-temperature tail gas after burning recycles and forms convection current with the tap water flowed into, and carries out High Efficiency Thermal exchange student's heat production water, to mention
The high thermal efficiency；
(2) hot water generated by heat exchange is sent into heating water tank, when being heated to assigned temperature through fire row again, energy
The burning time of fire row is greatlyd save, to reduce use cost；
(3) level-one waste heat exchange region two-stage waste heat exchange area and three-level waste heat exchange area are separated using horizontal baffle, and water
Flat partition board and vertical clapboard are made of waterproof insulation board, effectively prevent level-one waste heat exchange area, second level waste heat exchange area and
Water between three-level waste heat exchange area carries out heat exchange, forms the tail gas in every area and the temperature difference of the water in corresponding section reaches maximum,
To effectively increase the heat exchanger effectiveness of each waste heat exchange area, while the exhaust temperature of tail gas is also reduced, increasing makes
Safety；
(4) discharge of tail gas uses Forced discharge fan, can make full combustion of fuel, and be not easy to form heat build-up, keep away
Exempt from customs examination operator brings security risk；
(5) cross-sectional area of high-temperature tail gas heat exchanger channels, medium temperature tail gas heat exchanger channels and low temperature exhaust gas heat exchanger channels is successively
Reduce, the heat exchange amount of exhaust gas can be improved, to improve the thermal efficiency；
(6) wall thickness of high-temperature tail gas heat exchanger channels, medium temperature tail gas heat exchanger channels and low temperature exhaust gas heat exchanger channels is sequentially reduced,
Not only it can guarantee the service life of high-temperature tail gas heat exchanger channels, but also the heat exchange amount of exhaust gas can be improved, to improve the thermal efficiency；
(7) high-temperature tail gas heat exchanger channels, medium temperature tail gas heat exchanger channels and low temperature exhaust gas heat exchanger channels use different materials
It is made, both ensure that the service life of high-temperature tail gas heat exchanger channels, in turn ensure that medium temperature tail gas heat exchanger channels and low temperature exhaust gas change
The thermal conductivity of the passage of heat；
(8) cross section of high-temperature tail gas heat exchanger channels, medium temperature tail gas heat exchanger channels and low temperature exhaust gas heat exchanger channels is rectangle,
So that their heat transfer area is big, heat exchanger effectiveness can be effectively improved, while the space occupied is small；
(9) high-temperature tail gas entrance interval is uniformly arranged, and can guarantee that combustion chamber is uniformly discharged in tail gas, to guarantee combustion chamber not
Partially fiery, so that firepower is evenly distributed in combustion chamber, high-temperature tail gas multiple spot enters, and avoids heat caused by single import and concentrates heap
Product.
Detailed description of the invention
Fig. 1 is the sectional view of the utility model；
Fig. 2 is the top view in the utility model level-one waste heat area.
In figure: 1, stove；2, combustion chamber；3, heating water tank；4, fire row is heated；5, horizontal baffle；6, level-one waste heat exchanges
Area；7, second level waste heat exchange area；8, three-level waste heat exchange area；9, high-temperature tail gas heat exchanger channels；10, medium temperature tail gas heat exchanger channels；
11, low temperature exhaust gas heat exchanger channels；12, high-temperature tail gas entrance；13, Forced discharge fan；14, tail gas discharging pipe；15, water inlet pipe；16, into
Water solenoid valve；17, hot water out pipe；18, water outlet solenoid valve；19, temperature probe；20, hot water outlet；31, medium temperature water tank；32, high
Reservoir.
Specific embodiment
The utility model is described in further detail below in conjunction with the accompanying drawings and the specific embodiments.
Embodiment 1
As depicted in figs. 1 and 2, fired multi-stage condensation type miniature hot-water stove provided in this embodiment, including stove 1 and combustion chamber 2,
1 internal upper part of stove is equipped with heating water tank 3, and the heating water tank 3 includes medium temperature water tank 31 and high-temperature water tank 32, medium temperature water tank 31
It is identical and arranged side by side with high-temperature water tank 32, heating fire row 4 is installed, the heating fire row 4 is located in the combustion chamber 2
The underface of medium temperature water tank 31 and high-temperature water tank 32, medium temperature water tank 31 and high-temperature water tank 32 are different by heating 4 calory burning of fire row,
Be provided in the stove 1 in 2 one week cavity of outer wall of combustion chamber, the cavity be equipped with from top to bottom two pieces it is annular it is horizontal every
Cavity is divided into three closed chambers by plate 5, two pieces of horizontal baffles 5, and three closed chambers are followed successively by more than level-one from up to small
Heat exchange zone 6, second level waste heat exchange area 7 and three-level waste heat exchange area 8 are equipped with the high temperature of annular in level-one waste heat exchange area 6
Tail gas heat exchanger channels 9 are equipped with the medium temperature tail gas heat exchanger channels 10 of annular, three-level waste heat exchange area 8 in second level waste heat exchange area 7
The low temperature exhaust gas heat exchanger channels 11 of annular, the high-temperature tail gas heat exchanger channels 9, medium temperature tail gas heat exchanger channels 10 and low are inside installed
Warm tail gas heat exchanger channels 11 are arranged around 2 center of combustion chamber, and high-temperature tail gas heat exchanger channels 9 are close to 2 outer wall of combustion chamber, and press up time
The setting of needle rotation direction, medium temperature tail gas heat exchanger channels 10 are located at 9 lower section of high-temperature tail gas heat exchanger channels, and are arranged by rotation direction counterclockwise, low
Warm tail gas heat exchanger channels 11 are located at 10 lower section of medium temperature tail gas heat exchanger channels, and are arranged by rotation direction clockwise, and the high-temperature tail gas changes
The head end of the passage of heat 9 be provided with high-temperature tail gas entrance 12 and be connected in combustion chamber 2, and changed around 2 outer wall of combustion chamber in high-temperature tail gas
It is evenly spaced in the passage of heat 9 to be also provided with several high-temperature tail gas entrances 12 being connected to combustion chamber 2, high-temperature tail gas heat exchanger channels 9,
Medium temperature tail gas heat exchanger channels 10, low temperature exhaust gas heat exchanger channels 11 are sequentially communicated by pipeline, the end of low temperature exhaust gas heat exchanger channels 11
End stretches out three-level waste heat exchange area 8 and is connected with Forced discharge fan 13, and tail gas discharging pipe 14, the height are connected on Forced discharge fan 13
Warm tail gas heat exchanger channels 9 exchange heat with the junction of medium temperature tail gas heat exchanger channels 10 and medium temperature tail gas heat exchanger channels 10 and low temperature exhaust gas
Spilling water notch is provided on the horizontal baffle 5 of the junction in channel 11, spilling water notch is logical for installing connection high-temperature tail gas heat exchange
Road 9 exchanges heat logical with the pipeline of medium temperature tail gas heat exchanger channels 10 and for installation connection medium temperature tail gas heat exchanger channels 10 and low temperature exhaust gas
The pipeline in road 11, while for making the water flow of three-level waste heat exchange area 8 to second level waste heat exchange area 7, for handing over second level waste heat
The water flow in area 7 is changed to level-one waste heat exchange area 6, the horizontal baffle 5 is made of waterproof insulation board, can effectively be completely cut off more than level-one
Heat exchange zone 6, second level waste heat exchange area 7, the water in three-level waste heat exchange area 8 carry out heat exchange between each other, more than the three-level
Heat exchange zone 8 is also connected with water inlet pipe 15, and inlet water solenoid valve 16, level-one waste heat exchange area 6 one are equipped on water inlet pipe 15
Lateral roof is connected with hot water out pipe 17, and the hot water out pipe 17 is set there are two water outlet, and two water outlets of hot water out pipe 17 divide
It Wei Yu not be mounted on out at the hot water outlet 20 of high-temperature water tank 32 and medium temperature water tank 31 in medium temperature water tank 31 and high-temperature water tank 32
Water solenoid valve 18 and temperature probe 19.
The fired multi-stage condensation type miniature hot-water stove further includes controller, the controller respectively with temperature probe 19, water inlet
Solenoid valve 16 and water outlet solenoid valve 18 connect, the temperature change intelligent control water inlet electromagnetism that controller is acquired according to temperature probe 19
The opening and closing of valve 16 and water outlet solenoid valve 18.
Embodiment 2
The present embodiment is substantially the same manner as Example 1, is only to high-temperature tail gas heat exchanger channels 9, medium temperature tail gas heat exchanger channels 10
Change, the high-temperature tail gas heat exchanger channels 9, medium temperature tail gas heat exchanger channels 10 and low temperature have been made with low temperature exhaust gas heat exchanger channels 11
The cross section of tail gas heat exchanger channels 11 is in rectangle；The high-temperature tail gas heat exchanger channels 9, medium temperature tail gas heat exchanger channels 10 and low temperature tail
The cross-sectional area of gas heat exchanger channels 11 is sequentially reduced, and their wall thickness is also sequentially reduced；The high-temperature tail gas heat exchanger channels 9 are adopted
It is made of stainless steel, medium temperature tail gas heat exchanger channels 10 and low temperature exhaust gas heat exchanger channels 11 are made of copper or aluminium.
Working principle: starting heating fire row 4 when water heating stove is started to work heats fire row 4 to high-temperature water tank 32 and middle warm water
Case 31 is heated, and heating fire row 4 is different to the heating amount of high-temperature water tank 32 with medium temperature water tank 31, and 32 received heat of high-temperature water tank is remote
Much larger than medium temperature water tank 31；Start Forced discharge fan 13 while fire row 4 are heated in starting, after Forced discharge fan 13 works, so that high
Negative pressure is formed in warm tail gas heat exchanger channels 9, medium temperature tail gas heat exchanger channels 10 and low temperature exhaust gas heat exchanger channels 11, thus by combustion chamber
The high-temperature tail gas generated in 2 is sucked in high-temperature tail gas heat exchanger channels 9 by high-temperature tail gas entrance 12, and high-temperature tail gas is along high-temperature tail gas
Heat exchanger channels 9, medium temperature tail gas heat exchanger channels 10 and low temperature exhaust gas heat exchanger channels 11 successively flow, most afterwards through 14 row of tail gas discharging pipe
Out；
High-temperature tail gas flows to medium temperature tail gas heat exchanger channels 10 after entering high-temperature tail gas heat exchanger channels 9, in flow process with
Water in level-one waste heat exchange area 6 carries out heat exchange and improves the temperature of water to reduce the temperature of high-temperature tail gas, so that high temperature
Tail gas becomes medium temperature tail gas；
Medium temperature tail gas flows to low temperature exhaust gas heat exchanger channels 11 from medium temperature tail gas heat exchanger channels 10, with second level waste heat exchange area 7
Interior water carries out heat exchange, the temperature of medium temperature tail gas is reduced again, so that medium temperature tail gas becomes low temperature exhaust gas；
Low temperature exhaust gas, which enters in low temperature exhaust gas heat exchanger channels 11, carries out heat exchange with the water in three-level waste heat exchange area 8, then
It is discharged after secondary reduction exhaust temperature by tail gas discharging pipe 14, in the process, the tail gas of generation and condensation flow to low temperature tail
The end of gas heat exchanger channels 11 drains at tail gas discharging pipe 14 through Forced discharge fan 13 and is discharged；
The heat for the high-temperature tail gas that combustion chamber 2 generates mainly is absorbed by level-one waste heat exchange area 6, since horizontal baffle 5 is adopted
It is made, is effectively prevented in level-one waste heat exchange area 6, second level waste heat exchange area 7 and three-level waste heat exchange area 8 of waterproof insulation board
Water between heat exchange, therefore in level-one waste heat exchange area 6, second level waste heat exchange area 7 and three-level waste heat exchange area 8, one
The temperature difference of tail gas and water is greater than the temperature difference of tail gas and water in second level waste heat exchange area 7, second level waste heat in grade waste heat exchange area 6
The temperature difference of tail gas and water is greater than the temperature difference of tail gas and water in three-level waste heat exchange area 8, level-one waste heat exchange area in exchange area 7
The heat that water in 6 absorbs is greater than second level waste heat exchange area 7, and the heat that the water in second level waste heat exchange area 7 absorbs is greater than three-level
Waste heat exchange area 8, so that the water temperature in level-one waste heat exchange area 6 is higher than second level waste heat exchange area 7, second level waste heat exchange area
Water temperature in 7 is higher than three-level waste heat exchange area 8, effectively increases heat exchanger effectiveness；
When reaching set temperature by the water temperature in the detection high-temperature water tank 32 of temperature probe 19 or medium temperature water tank 31, controller
The inlet water solenoid valve 16 of the water outlet solenoid valve 18 and water inlet pipe 15 that control hot water outlet 20 is opened, under the action of water feeding pressure,
Water at low temperature in three-level waste heat exchange area 8 enters in second level waste heat exchange area 7, and the middle warm water in second level waste heat exchange area 7 enters
In level-one waste heat exchange area 6, the high-temperature water in level-one waste heat exchange area 6 is discharged into high-temperature water tank 32 or medium temperature by hot water out pipe 17
In water tank 31, while heating fire row 4 and heating high-temperature water tank 32 or medium temperature water tank 31, the water in high-temperature water tank 32 or medium temperature water tank 31
It is discharged by hot water outlet 20, since the water in high-temperature water tank 32 or medium temperature water tank 31 has certain temperature in heating process,
Therefore energy consumption needed for capable of lowering heating significantly, to reduce the cost used；When in high-temperature water tank 32 or medium temperature water tank 31
When water temperature is lower than set temperature, controller controls the water outlet solenoid valve 18 of hot water outlet 20 and the inlet water solenoid valve 16 of water inlet pipe 15
It closes, when water temperature reaches setting value again in high-temperature water tank 32 or medium temperature water tank 31, repeats aforesaid operations, repeatedly；This
Water inlet flow velocity is adjusted by adjusting inlet water solenoid valve 16 in the process, once inlet water solenoid valve 16 and water outlet solenoid valve 18 are opened, and it is high
Water temperature in reservoir 32 or medium temperature water tank 31 remains at set temperature or so, without 16 He of inlet water solenoid valve is momentarily closed
Water outlet solenoid valve 18；
In high-temperature tail gas flow process, the flow direction of water with the flow direction of tail gas be it is opposite, form high temperature
Heat exchange between water and high-temperature tail gas, the heat exchange between middle warm water and medium temperature tail gas, between water at low temperature and low temperature exhaust gas
Heat exchange, to achieve the purpose that for exhaust temperature to be preferably minimized, so that the heat utilization ratio in tail gas reaches maximum；
The cross section of high-temperature tail gas heat exchanger channels 9, medium temperature tail gas heat exchanger channels 10 and low temperature exhaust gas heat exchanger channels 11 is in square
Shape can effectively increase the area of heat transfer, improve heat exchanger effectiveness；High-temperature tail gas heat exchanger channels 9, medium temperature tail gas heat exchanger channels
10 and the cross-sectional areas of low temperature exhaust gas heat exchanger channels 11 be sequentially reduced, obtained according to thermodynamics, tube body cross section is bigger, exhaust gas
Flow velocity it is slower, the heat exchange amount in high-temperature tail gas heat exchanger channels 9 is with regard to more, while according to mass balances, exhaust temperature
Its volume also becomes smaller after being lower, so that the cross-sectional area of medium temperature tail gas heat exchanger channels 10 and low temperature exhaust gas heat exchanger channels 11 subtracts
It is small, more conducively progress heat exchange, to further increase heat exchanger effectiveness；
The wall thickness of high-temperature tail gas heat exchanger channels 9, medium temperature tail gas heat exchanger channels 10 and low temperature exhaust gas heat exchanger channels 11 successively subtracts
Small, tube wall is thinner, and heat exchange amount is bigger in the unit time, and waste heat recovery rate is higher, and the exhaust temperature of discharge is lower, but
The heat-resisting quantity and fire resistance of high-temperature tail gas heat exchanger channels 9 are considered in level-one waste heat exchange area 6 simultaneously, therefore high-temperature tail gas changes
The wall thickness of the passage of heat 9, medium temperature tail gas heat exchanger channels 10 and low temperature exhaust gas heat exchanger channels 11 is sequentially reduced, and is conducive to improve equipment
Service life；
High-temperature tail gas heat exchanger channels 9 need heat-resisting quantity and fire resistance, therefore stainless steel is selected to be made, and improve high temperature resistant
Property, while there is good thermal conductivity, the temperature that medium temperature tail gas heat exchanger channels 10 and low temperature exhaust gas heat exchanger channels 11 are born is lower,
Therefore it adopts and is made of aluminum or copper, to improve its thermal conductivity, guarantee the heat exchanger effectiveness of whole equipment.
The above is only the utility model preferred embodiment, but the protection scope of the utility model is not limited to
This, any transformation carried out based on technical solution provided by the utility model and utility model design and replacement should all be covered
In the protection scope of the utility model.
Claims (8)
1. a kind of fired multi-stage condensation type miniature hot-water stove, including stove (1) and combustion chamber (2), stove (1) internal upper part are equipped with heating
Water tank (3) is equipped with heating fire row (4) in combustion chamber (2), heating fire row (4) is located at the underface of heating water tank (3),
It is equipped with from top to bottom in combustion chamber (2) one week cavity of outer wall, the cavity it is characterized by: being provided in the stove (1)
Cavity is divided into three closed chambers, three closed chambers by two pieces of annular horizontal baffles (5), two pieces of horizontal baffles (5)
Level-one waste heat exchange area (6), second level waste heat exchange area (7) and three-level waste heat exchange area (8), level-one waste heat are followed successively by from up to small
The high-temperature tail gas heat exchanger channels (9) of annular are installed in exchange area (6), are equipped in annular in second level waste heat exchange area (7)
Warm tail gas heat exchanger channels (10), the interior low temperature exhaust gas heat exchanger channels (11) for being equipped with annular in three-level waste heat exchange area (8), the height
Warm tail gas heat exchanger channels (9) are close to the setting of combustion chamber (2) outer wall, and evenly spaced on high-temperature tail gas heat exchanger channels (9) open
There are several high-temperature tail gas entrances (12) being connected to combustion chamber (2), end and the medium temperature tail gas of high-temperature tail gas heat exchanger channels (9) change
The head end of the passage of heat (10) is connected to by pipeline, the end and low temperature exhaust gas heat exchanger channels (11) of medium temperature tail gas heat exchanger channels (10)
Head end be connected to by pipeline, the ends of low temperature exhaust gas heat exchanger channels (11) stretch out three-level waste heat exchange area (8) be simultaneously connected with it is strong
Exhaust blower (13) is connected with tail gas discharging pipe (14) on Forced discharge fan (13), the high-temperature tail gas heat exchanger channels (9) and medium temperature tail
The junction of the junction of gas heat exchanger channels (10) and medium temperature tail gas heat exchanger channels (10) and low temperature exhaust gas heat exchanger channels (11)
Spilling water notch is provided on horizontal baffle (5), three-level waste heat exchange area (8) is also connected with water inlet pipe (15), water inlet pipe
(15) it is equipped on inlet water solenoid valve (16), (6) one lateral roof of level-one waste heat exchange area is connected with hot water out pipe (17), heat
The water outlet of water outlet pipe (17) is located in heating water tank (3), and hot water outlet (20), hot water outlet are provided in heating water tank (3)
(20) water outlet solenoid valve (18) and temperature probe (19) are installed at.
2. fired multi-stage condensation type miniature hot-water stove according to claim 1, it is characterised in that: the heating water tank (3) includes
Medium temperature water tank (31) and high-temperature water tank (32), medium temperature water tank (31) is identical and arranged side by side with high-temperature water tank (32), described
Hot water out pipe (17) is set there are two water outlet, and two water outlets of hot water out pipe (17) are located at medium temperature water tank (31) and high temperature
In water tank (32).
3. fired multi-stage condensation type miniature hot-water stove according to claim 1, it is characterised in that: the high-temperature tail gas heat exchanger channels
(9) oppositely oriented with medium temperature tail gas heat exchanger channels (10), medium temperature tail gas heat exchanger channels (10) and low temperature exhaust gas heat exchanger channels
(11) oppositely oriented.
4. fired multi-stage condensation type miniature hot-water stove according to claim 1 or 3, it is characterised in that: the high-temperature tail gas heat exchange
The cross section in channel (9), medium temperature tail gas heat exchanger channels (10) and low temperature exhaust gas heat exchanger channels (11) is in rectangle.
5. fired multi-stage condensation type miniature hot-water stove according to claim 4, it is characterised in that: the high-temperature tail gas heat exchanger channels
(9), the cross-sectional area of medium temperature tail gas heat exchanger channels (10) and low temperature exhaust gas heat exchanger channels (11) is sequentially reduced, and their wall thickness
Also it is sequentially reduced.
6. fired multi-stage condensation type miniature hot-water stove according to claim 4, it is characterised in that: the high-temperature tail gas heat exchanger channels
(9) it is made of stainless steel, medium temperature tail gas heat exchanger channels (10) and low temperature exhaust gas heat exchanger channels (11) are made of copper or aluminium.
7. fired multi-stage condensation type miniature hot-water stove according to claim 4, it is characterised in that: the high-temperature tail gas heat exchanger channels
(9), medium temperature tail gas heat exchanger channels (10) and low temperature exhaust gas heat exchanger channels (11) are arranged around combustion chamber (2) center.
8. fired multi-stage condensation type miniature hot-water stove according to claim 1, it is characterised in that: the horizontal baffle (5) uses
Waterproof insulation board is made.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821822169.5U CN208998135U (en) | 2018-11-06 | 2018-11-06 | Fired multi-stage condensation type miniature hot-water stove |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821822169.5U CN208998135U (en) | 2018-11-06 | 2018-11-06 | Fired multi-stage condensation type miniature hot-water stove |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208998135U true CN208998135U (en) | 2019-06-18 |
Family
ID=66807398
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821822169.5U Active CN208998135U (en) | 2018-11-06 | 2018-11-06 | Fired multi-stage condensation type miniature hot-water stove |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208998135U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109084343A (en) * | 2018-11-06 | 2018-12-25 | 南充烽英堂厨房电器设备科技有限公司 | Fired multi-stage condensation type miniature hot-water stove |
-
2018
- 2018-11-06 CN CN201821822169.5U patent/CN208998135U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109084343A (en) * | 2018-11-06 | 2018-12-25 | 南充烽英堂厨房电器设备科技有限公司 | Fired multi-stage condensation type miniature hot-water stove |
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