CN209325823U - Energy-saving large stove - Google Patents
Energy-saving large stove Download PDFInfo
- Publication number
- CN209325823U CN209325823U CN201821809713.2U CN201821809713U CN209325823U CN 209325823 U CN209325823 U CN 209325823U CN 201821809713 U CN201821809713 U CN 201821809713U CN 209325823 U CN209325823 U CN 209325823U
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- China
- Prior art keywords
- pipe
- waste heat
- energy
- exhaust
- large stove
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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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E20/00—Combustion technologies with mitigation potential
- Y02E20/34—Indirect CO2mitigation, i.e. by acting on non CO2directly related matters of the process, e.g. pre-heating or heat recovery
Abstract
The utility model discloses a kind of energy-saving large stoves, belong to cooking apparatus field, it is intended to utilize the heat in exhaust gas, improve the large stove thermal efficiency, its key points of the technical solution are that including stove, burner hearth is provided in the stove, burner is provided in the burner hearth, the air inlet pipe supplied to burner is provided on the stove, it is provided with exhaust outlet on the burner hearth, exhaust pipe is communicated on the exhaust outlet, waste heat pipe is communicated on the exhaust pipe, it is provided with waste heat shell on the outside of the waste heat pipe, the waste heat shell is connected to air inlet pipe.The utility model solves the heat not absorbed by the bottom of a pan just as exhaust gas is drained, the problem for keeping the thermal efficiency of large stove low.
Description
Technical field
The utility model relates to cooking apparatus field, in particular to a kind of energy-saving large stove.
Background technique
Large stove is one of cooking apparatus kitchen range, generally commercial kitchen equipment, one kind of Chinese meal stove.Large stove is hard
Gu it is durable, break previous combustion system, transmit flare around in burner hearth, firepower uniformly, energy conservation, efficiently, design rationally,
It is handsome in appearance, be suitable for hotel, restaurant, enterprises and institutions.
Authorization Notice No. is that CN205102183U discloses a kind of energy conservation and environmental protection large stove, the air-supply that will be connect with air blower
Channel is set as at least two-way branch output, blows for burner hearth, not only has good air blast effect, energy saving, has simultaneously
There is good erasure effect.
Often there is the situation of heat waste in the use of large stove, especially combustion gas generation spark starts to burn, and use
When, combustion gas is burnt at burner, the bottom of a pan is transferred heat to, and the heat not absorbed by the bottom of a pan causes just as exhaust gas is drained
The thermal efficiency of large stove is low.
Utility model content
The purpose of this utility model is to provide a kind of energy-saving large stove, has using the heat in exhaust gas, improve cauldron
The advantages of stove thermal efficiency.
The above-mentioned technical purpose of the utility model has the technical scheme that a kind of energy-saving large stove,
Including stove, it is provided with burner hearth in the stove, burner is provided in the burner hearth, is provided on the stove to burner and is supplied
Air inlet pipe, be provided with exhaust outlet on the burner hearth, exhaust pipe be communicated on the exhaust outlet, is communicated on the exhaust pipe useless
Heat pipe, the waste heat pipe outside are provided with waste heat shell, and the waste heat shell is connected to air inlet pipe.
By using above-mentioned technical proposal, large stove protects burner in use, fresh air enters burner hearth by air inlet pipe
Hold burning, the exhaust gas of burning enters exhaust outlet, and the exhaust gas in exhaust outlet enters waste heat pipe by exhaust pipe, exhaust gas to waste heat pipe into
Row heating improves useless heat pipe temperature, and waste heat pipe heats the intracorporal air of waste heat shell, makes to enter air inlet pipe from waste heat shell
Interior gas temperature increases, and furnace can be reduced by being heated using the exhaust gas after burner burning to the fresh air entered in burner
Heating of the heat of head burning to cold air, improves capacity usage ratio when large stove burning.
The utility model is further arranged to: being communicated with pressure fan on the waste heat shell.
By using above-mentioned technical proposal, air is conveyed into waste heat shell using pressure fan, can increase into burner hearth
Fresh air flow, allow more air into burner hearth, it is ensured that the full combustion of fuel in burner hearth further increases cauldron
The fuel efficiency efficiency of stove.
The utility model is further arranged to: being provided with multiple annular protrusions on the waste heat pipe.
By using above-mentioned technical proposal, annular protrusion can increase the surface area of waste heat pipe, improve useless in waste heat pipe
The heat exchanger effectiveness of fresh air outside gas and waste heat pipe, absorbs more heats in exhaust gas by fresh air, further mentions
The utilization rate of high exhaust gas.
The utility model is further arranged to: the waste heat pipe is communicated with heating tube far from one end of exhaust pipe, described to add
The boiler equipped with water is provided on the outside of heat pipe.
By using above-mentioned technical proposal, the exhaust gas being discharged from waste heat pipe enters heating tube, increases the temperature of heating tube,
Heating tube temperature heats the water in boiler after increasing, and further absorbs the energy in exhaust gas, improves large stove and uses
When heat utilization rate.
The utility model is further arranged to: the heating tube includes the main pipe being connected to waste heat pipe, is connected on the main pipe
Multiple branch pipes are connected with, the escape pipe across boiler is communicated on the branch pipe.
It by using above-mentioned technical proposal, after exhaust gas enters main pipe from waste heat pipe, is dispersed into branch pipe, improves heating tube
With the contact area of water, absorbs more heats in exhaust gas by the water in boiler, further increase to heat in exhaust gas
It utilizes, the exhaust gas in branch pipe is discharged after importing escape pipe.
The utility model is further arranged to: the waste heat pipe and exhaust pipe junction are located at waste heat hull outside, described
Waste heat pipe and heating tube junction are located at waste heat hull outside.
By using above-mentioned technical proposal, when the case where leakage exhaust gas occurs in waste heat pipe fitting, waste heat pipe can only reduce
To the utilization rate of exhaust gas, and avoid exhaust gas from entering and waste heat shell and then enter air inlet pipe, to the use for influencing large stove influence compared with
It is small.
The utility model is further arranged to: mask has protective case on the outside of the pressure fan.
By using above-mentioned technical proposal, protective case screens pressure fan, protects to pressure fan.
The utility model is further arranged to: the exhaust pipe includes opening up U-shaped bend pipe, the U-shaped bend pipe bottom
End is provided with clean-up port.
By using above-mentioned technical proposal, the impurity in exhaust gas is piled up in U-shaped bend pipe bottom end after U-shaped bend pipe, reduces
Impurity into waste heat pipe clears up the impurity being piled up in U-shaped bend pipe from clean-up port.
The utility model is further arranged to: being installed with buckle closure on the clean-up port.
By using above-mentioned technical proposal, large stove is obturaged clean-up port using buckle closure using when, is avoided in waste heat pipe
The diffusion of impurity after opening buckle closure, can clear up the impurity being piled up in U-shaped bend pipe from clean-up port.
The utility model is further arranged to: the waste heat pipe is stainless steel tube.
By using above-mentioned technical proposal, it is ensured that it is stronger anti-that there is waste heat pipe good heat dissipation performance to make it have simultaneously
Corrosive nature reduces the maintenance work to waste heat pipe.
In conclusion the utility model has the following beneficial effects:
1, fresh air enters burner hearth by air inlet pipe, and burner is made to keep burning, and the exhaust gas of burning enters exhaust outlet, is vented
Exhaust gas in mouthful enters waste heat pipe by exhaust pipe, and waste heat pipe heats the intracorporal air of waste heat shell, makes from waste heat shell
It increases into the gas temperature in air inlet pipe, the fresh air entered in burner is added using the exhaust gas after burner burning
Thermal energy reduces heating of the heat of burner burning to cold air, improves capacity usage ratio when large stove burning；
2, enter heating tube from the exhaust gas that waste heat pipe is discharged, increase the temperature of heating tube, heating tube temperature is right after increasing
Water in boiler is heated, and the energy in exhaust gas is further absorbed, and improves the utilization rate of heat when large stove uses；
3, when the case where leakage exhaust gas occurs in waste heat pipe fitting, waste heat pipe can only reduce the utilization rate to exhaust gas, and keep away
Exempt from exhaust gas to enter waste heat shell and then enter air inlet pipe, the use for influencing large stove be influenced smaller.
Detailed description of the invention
Fig. 1 is the general structure schematic diagram of embodiment 1；
Fig. 2 is the cross-sectional view in the direction A-A in Fig. 1；
Fig. 3 is the schematic diagram of the section structure in embodiment 2；
Fig. 4 is the schematic diagram of the section structure in embodiment 3.
In figure, 1, stove；11, burner hearth；12, burner；13, exhaust outlet；2, exhaust pipe；21, U-shaped bend pipe；22, clean-up port；
23, buckle closure；3, waste heat pipe；31, annular protrusion；4, waste heat shell；41, shell joint；5, feeder；51, pressure fan；52,
Protective case；6, air inlet pipe；7, heating tube；71, main pipe；72, branch pipe；73, escape pipe；8, boiler；81, water inlet pipe；82, it is discharged
Pipe.
Specific embodiment
The utility model is described in further detail below in conjunction with attached drawing.The wherein identical attached drawing of identical components
Label indicates.It should be noted that word "front", "rear" used in the following description, "left", "right", "up" and "down" refer to
It is the direction in attached drawing, word " bottom surface " and " top surface ", "inner" and "outside" are referred respectively to towards or away from particular elements geometry
The direction at center.
Embodiment 1
A kind of energy-saving large stove is provided with burner hearth 11, setting in burner hearth 11 as shown in Figure 1, including stove 1 among stove 1
There is the burner 12 being fixed on stove 1, multiple glory holes are provided on the annular end face of burner 12, are provided with port on stove 1
The air inlet pipe 6 of fresh air is provided in burner hearth 11 and to burner 12, is offered on burner hearth 11 for the exhaust gas after fuel combustion
The exhaust outlet 13 of discharge.
As shown in Fig. 2, being communicated with exhaust pipe 2 on exhaust outlet 13, exhaust pipe 2 is connect far from one end of exhaust outlet 13 using flange
Head is communicated with waste heat pipe 3, the waste heat shell 4 for covering waste heat pipe 3 is provided on the outside of waste heat pipe 3, and position is distinguished at 3 both ends of waste heat pipe
In 4 outside of waste heat shell.
As depicted in figs. 1 and 2, feeder 5 is installed on waste heat shell 4.Feeder 5 includes gas outlet and waste heat shell
The pressure fan 51 that body 4 is connected to is provided with the protective case 52 being fixed on waste heat shell 4 using screw, protective case 52 on the outside of pressure fan 51
Air inlet is offered on the side of burner hearth 11.
As shown in Fig. 2, being communicated with shell joint 41 on waste heat shell 4, shell joint 41 is connected to air inlet pipe 6.Air inlet pipe 6
With 4 junction of waste heat shell close to waste heat pipe 3 and 2 junction of exhaust pipe, pressure fan 51 and 4 junction of waste heat shell are far from waste heat
Shell 4 and 6 junction of air inlet pipe.
As shown in Fig. 2, waste heat pipe 3 is communicated with heating tube 7 using bump joint backwards to one end of exhaust pipe 2, outside heating tube 7
Side is provided with 7 mask of heating tube and the boiler 8 of water is housed.Heating tube 7 includes the main pipe 71 being connected to waste heat pipe 3, main pipe
It is connected on 71 there are four the branch pipe 72 that caliber is less than 71 caliber of main pipe, branch pipe 72 is communicated with escape pipe far from one end of main pipe 71
73。
8 upper end of boiler is communicated with water inlet pipe 81, and 8 side lower end of boiler is communicated with outlet pipe 82.
Waste heat pipe 3 is stainless steel tube, so that waste heat pipe 3 is had good heat dissipation performance while having stronger corrosion resistance
Energy.
A kind of energy-saving large stove, the course of work are as follows:
Large stove enters burner hearth 11 in use, fresh air passes through air inlet pipe 6, and burner 12 is made to keep burning, and burning is given up
Gas enters exhaust outlet 13, and the exhaust gas in exhaust outlet 13 enters waste heat pipe 3 by exhaust pipe 2, and exhaust gas carries out heating to waste heat pipe 3 and mentions
High 3 temperature of waste heat pipe, waste heat pipe 3 heat the air in waste heat shell 4, make to enter in air inlet pipe 6 from waste heat shell 4
Gas temperature increases, so that the heat of the burning of burner 12 can be reduced to cold sky by providing the higher fresh air of temperature into burner 12
The heating of gas is dispersed into branch pipe 72 after exhaust gas is from waste heat pipe 3 into main pipe 71, and the contact area of heating tube 7 and water increases
Add, the heat in exhaust gas is absorbed by the water in boiler 8, and the exhaust gas in branch pipe 72 imports escape pipe 73 and is discharged.
Embodiment 2
A kind of energy-saving large stove, difference from Example 1 are, as shown in figure 3, being provided with multiple edges on waste heat pipe 3
The annular protrusion 31 of 3 axis direction of waste heat pipe setting.Annular protrusion 31 increases connecing for exhaust gas in waste heat pipe 3 and waste heat pipe 3
Contacting surface product, makes more heats pass to the air in waste heat shell 4 through waste heat pipe 3, improves the utilization rate of heat in exhaust gas.
Embodiment 3
A kind of energy-saving large stove, difference from Example 1 are, as shown in figure 4, being communicated with opening court on exhaust pipe 2
To U-shaped bend pipe 21, U-shaped 21 side lower end of bend pipe is provided with clean-up port 22, buckle closure 23 is installed on clean-up port 22.In exhaust gas
Impurity is piled up in U-shaped 21 bottom end of bend pipe after U-shaped bend pipe 21, reduces the impurity entered in waste heat pipe 3；Buckle closure 23 is opened
Afterwards, the impurity convenient for being piled up in U-shaped bend pipe 21 from the cleaning of clean-up port 22.
This specific embodiment is only the explanation to the utility model, is not limitations of the present invention, ability
Field technique personnel can according to need the modification that not creative contribution is made to the present embodiment after reading this specification, but
As long as all by the protection of Patent Law in the scope of the claims of the utility model.
Claims (10)
1. a kind of energy-saving large stove, including stove (1), the stove (1) is interior to be provided with burner hearth (11), is set in the burner hearth (11)
It is equipped with burner (12), it is characterised in that: the air inlet pipe (6) supplied to burner (12), the burner hearth are provided on the stove (1)
(11) it is provided on exhaust outlet (13), is communicated with exhaust pipe (2) on the exhaust outlet (13), is communicated on the exhaust pipe (2)
Waste heat pipe (3), waste heat pipe (3) outside are provided with waste heat shell (4), and the waste heat shell (4) is connected to air inlet pipe (6).
2. energy-saving large stove according to claim 1, it is characterised in that: be communicated with pressure fan on the waste heat shell (4)
(51)。
3. energy-saving large stove according to claim 1, it is characterised in that: be provided with multiple annulars on the waste heat pipe (3)
Raised (31).
4. energy-saving large stove according to claim 1, it is characterised in that: the one of the waste heat pipe (3) separate exhaust pipe (2)
End is communicated with heating tube (7), is provided with the boiler (8) equipped with water on the outside of the heating tube (7).
5. energy-saving large stove according to claim 4, it is characterised in that: the heating tube (7) includes connecting with waste heat pipe (3)
Logical main pipe (71) is communicated with multiple branch pipes (72) on the main pipe (71), is communicated on the branch pipe (72) across boiler
(8) escape pipe (73).
6. energy-saving large stove according to claim 4, it is characterised in that: the waste heat pipe (3) and exhaust pipe (2) junction
On the outside of waste heat shell (4), the waste heat pipe (3) and heating tube (7) junction are located on the outside of waste heat shell (4).
7. energy-saving large stove according to claim 2, it is characterised in that: mask has protective case on the outside of the pressure fan (51)
(52)。
8. energy-saving large stove according to claim 2, it is characterised in that: the exhaust pipe (2) includes opening up U-shaped
Bend pipe (21), U-shaped bend pipe (21) bottom end are provided with clean-up port (22).
9. energy-saving large stove according to claim 8, it is characterised in that: be installed with buckle closure on the clean-up port (22)
(23)。
10. energy-saving large stove according to claim 1, it is characterised in that: the waste heat pipe (3) is stainless steel tube.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821809713.2U CN209325823U (en) | 2018-11-03 | 2018-11-03 | Energy-saving large stove |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821809713.2U CN209325823U (en) | 2018-11-03 | 2018-11-03 | Energy-saving large stove |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209325823U true CN209325823U (en) | 2019-08-30 |
Family
ID=67709343
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821809713.2U Active CN209325823U (en) | 2018-11-03 | 2018-11-03 | Energy-saving large stove |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209325823U (en) |
-
2018
- 2018-11-03 CN CN201821809713.2U patent/CN209325823U/en active Active
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| GR01 | Patent grant |