CN209399335U - A kind of high energy efficiency steam generator with waste-heat recovery device - Google Patents
A kind of high energy efficiency steam generator with waste-heat recovery device Download PDFInfo
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- CN209399335U CN209399335U CN201821647845.XU CN201821647845U CN209399335U CN 209399335 U CN209399335 U CN 209399335U CN 201821647845 U CN201821647845 U CN 201821647845U CN 209399335 U CN209399335 U CN 209399335U
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Abstract
The utility model discloses a kind of high energy efficiency steam generator with waste-heat recovery device, which is characterized in that include furnace body, in there is burner hearth and combustion chamber, the burner hearth, which has, leads to water inlet outside furnace body and out steam port；Burner, combustion head protrude into the combustion chamber；Smoke exhaust pipe, the flue gas generated for discharging the burner；Waste-heat recovery device is installed in the burner hearth, the access that is arranged between the combustion chamber and the smoke exhaust pipe, and may pass through in it with flue gas.The high energy efficiency steam generator with waste-heat recovery device of the utility model in burner hearth by being arranged waste-heat recovery device, effectively the waste heat that fume afterheat and burner generate can be recycled, and the heat recycled is used to heat the water in burner hearth, the thermal efficiency can effectively be promoted, so that low energy consumption for steam generator, and the temperature of the flue gas of steam generator discharge can be reduced.
Description
Technical field
The utility model relates to steam generator fields, steam more particularly to a kind of high energy efficiency with waste-heat recovery device
Vapour generator.
Background technique
Steam is used widely in all trades and professions, currently, steam generating equipment common in life has steam boiler.It steams
The steam generation facility that boiler furnace is made of burner hearth and smoke pipe etc., structure is complicated, and water capacity is big, since starting trouble to setting to
Available steam takes a long time, and a large amount of high-temperature water and steam are all wasted in boiler after equipment is stopped, and management operation is not
Suitable there are also hidden peril of explosion, also need annual test every year, heat transfer efficiency is low, and exhaust temperature is up to 250 DEG C or more, and energy consumption height etc. is not inconsistent yet
Close the existing socially requirement to environmental protection and energy-saving and emission-reduction.
Utility model content
Purpose of utility model: in order to overcome the deficiencies in the prior art, the utility model provides a kind of band and has surplus heat
The high energy efficiency steam generator of recyclable device, it is intended to solve that current steam generator energy consumption is high, the thermal efficiency is low, discharge flue-gas temperature
High problem.
Technical solution: to achieve the above object, the high energy efficiency steam generation with waste-heat recovery device of the utility model
Device includes
Furnace body, it is interior that there is burner hearth and combustion chamber, burner hearth steam with the water inlet led to outside furnace body and out
Mouthful；
Burner, combustion head protrude into the combustion chamber；
Smoke exhaust pipe, the flue gas generated for discharging the burner；
Waste-heat recovery device is installed in the burner hearth, is arranged between the combustion chamber and the smoke exhaust pipe, and its
The interior access that may pass through with flue gas.
Further, the waste-heat recovery device includes
Several first heat exchanger tubes, upper end and the smoke exhaust pipe of every first heat exchanger tube are docked and connected；
Several second heat exchanger tubes, the upper end closed of every second heat exchanger tube；
Collection divides device, while being docked and connected with the combustion chamber, all first heat exchanger tubes and all second heat exchanger tubes.
Further, second heat exchanger tube is thicker, is placed in the center of the burner hearth, all first heat exchanger tubes
It is distributed around second heat exchanger tube.
Further, first heat exchanger tube includes tube body and is placed in the intracorporal aluminium heater of the pipe.
Further, several third heat exchanger tubes being independently arranged, the third heat exchanger tube are also equipped in the combustion chamber
At least one end be connected to the burner hearth.
Further, all third heat exchanger tubes are distributed around the combustion head of the burner.
Further, the third heat exchanger tube includes the suction of heat exchange pipe body and the appearance for being set to the heat pipe body
Thermal medium.
Further, the safety relief valve for leading to the burner hearth is additionally provided on the furnace body.
Further, it is provided with observation port on the side wall of the furnace body, sight fiery visor is installed in the observation port.
It further, further include the petticoat pipe being set at the top of the furnace body, all equal first heat exchanger tubes are each led to
The petticoat pipe, and the smoke exhaust pipe is connected to the petticoat pipe.
The utility model has the advantages that the high energy efficiency steam generator with waste-heat recovery device of the utility model in burner hearth by setting
Waste-heat recovery device is set, can effectively be recycled the waste heat that fume afterheat and burner generate, and recycled
Heat can effectively promote the thermal efficiency, so that low energy consumption for steam generator, and can reduce for heating to the water in burner hearth
The temperature of the flue gas of steam generator discharge.
Detailed description of the invention
Attached drawing 1 is the perspective view of the high energy efficiency steam generator with waste-heat recovery device；
Attached drawing 2 is the front view of the high energy efficiency steam generator with waste-heat recovery device；
Attached drawing 3 is the A-A cross-sectional view of attached drawing 2；
Attached drawing 4 is the B-B cross-sectional view of attached drawing 3；
Attached drawing 5 is the C-C cross-sectional view of attached drawing 3；
Attached drawing 6 is the waste heat recovery principle figure of the high energy efficiency steam generator with waste-heat recovery device.
Specific embodiment
The utility model is further described with reference to the accompanying drawing.
Such as the attached high energy efficiency steam generator shown in Fig. 3 with waste-heat recovery device of attached drawing 1-, include furnace body 1, burning
Device 2, smoke exhaust pipe 3 and waste-heat recovery device 4 below will be illustrated each component part:
Furnace body 1, interior to have burner hearth 11 and combustion chamber 15, the burner hearth 11 has the water inlet led to outside furnace body 1
12 and steam port 13 out；Burner hearth 11 accommodates water, and the water in burner hearth 11 becomes high-temperature steam from steam port 13 after being heated boiling
Output, water inlet 12 connects water source, for supplementing water into burner hearth 11 in time.The inside of the burner hearth 11 is arranged in combustion chamber 15
Lower portion, lower end have the channel of installation burner 2, and there is enough spaces to allow burner 2 by combustion gas at it for combustion chamber
Middle full combustion generates high-temperature flue gas；Combustion chamber can will burner 2 burn after high-temperature flue gas heat transfer to burner hearth 11 in.
Burner 2, the combustion head of burner 2 protrude into the combustion chamber 15；Burner 2 is used using combustion gas as combustion medium
It is passed through after premixing air fuel in proportion in combustion chamber 15 and carries out ignition, be the water heating in the burner hearth 11；Combustion
Burner 2 comes with air blower, and air blower is conducive to make combustion gas full combustion, is also beneficial to the flue gas row that the burning of burner 2 generates
Out.
Smoke exhaust pipe 3, the flue gas generated for discharging the burner 2；
Waste-heat recovery device 4 is installed in the burner hearth 11, setting the combustion chamber 15 and the smoke exhaust pipe 3 it
Between, and the access that may pass through in it with flue gas.
The waste-heat recovery device 4 includes that several first heat exchanger tubes 42, several second heat exchanger tubes 41 and collection divide device 43.Often
The upper end of the first heat exchanger tube of root 42 is docked and connected with the smoke exhaust pipe 3；The upper end closed of every second heat exchanger tube 41；Collection divides device 43
It is docked and connected simultaneously with the combustion chamber 15, the first heat exchanger tube 42 and the second heat exchanger tube 41.After collection divides device 43 to summarize flue gas
Redisperse is to each first heat exchanger tube 42 and each second heat-dissipating pipe 41.
It only include second heat exchanger tube 41 in this implementation, second heat exchanger tube 41 is relatively thick, is placed in the burner hearth 11
Center, all first heat exchanger tubes 42 around second heat exchanger tube 41 be distributed.First heat exchanger tube 42 includes pipe
Body 421 and the aluminium heater 422 being placed in the tube body 421, aluminium heater 422 include many aluminium flakes for absorbing in flue gas
Heat.
As shown in Fig. 6, flue gas summarizes to collection and divides device 43, it is most of it is straight ascend into the second heat exchanger tube 41, on flue gas
During rising to 41 top of the second heat exchanger tube, heat is absorbed and discharged into the water in burner hearth 11 by the second heat exchanger tube 41,
After flue gas rises to 41 top of the second heat exchanger tube, temperature, which reduces, to be fallen after rise to the bottom of the second heat exchanger tube 41, and with a part
Do not enter the second heat exchanger tube 41 flue gas enter the first heat exchanger tube 42, the low-temperature flue gas of falling with directly from collection divide on device 43
Flue gas liquidates, and can reconcile the two temperature to lower temperature, then the aluminium heater 422 in the first heat exchanger tube 42 absorbs cigarette again
Heat in gas simultaneously also discharges heat into the water in burner hearth 11, the abundant recycling of so achievable flue gas heat.
Further, several third heat exchanger tubes 5 being independently arranged are also equipped in the combustion chamber 15.The third heat exchange
Heat-absorbing medium 52 of the pipe 5 including heat exchange pipe body 51 and the appearance for being set to the heat pipe body 51.All thirds
Heat exchanger tube 5 is mounted on the inside of combustion chamber 15, and the both ends of every third heat exchanger tube 5 are connected to burner hearth 11, in burner hearth 11
Water can enter in third heat exchanger tube 5, and third heat exchanger tube 5 is directly drawn fuel gas buring in combustion chamber 15 by heat-absorbing medium 52 and generated
Heat, then transfer heat in the water in it, the setting of more third heat exchanger tubes 5 can effectively improve high temperature in combustion chamber 15
The area of heat transfer of water, effectively improves the thermal efficiency in flue gas and burner hearth 11；All third heat exchanger tubes 5 surround the burning
The combustion head of device 2 circumferentially array distribution.
In order to guarantee the safety of furnace body 1, prevents over-voltage from the danger such as explosion occur, be additionally provided on the furnace body 1 and lead to institute
State the safety relief valve 6 of burner hearth 11.
For the ease of observing the combustion position of burner 2, observation port 14, the observation are provided on the side wall of the furnace body 1
Sight fiery visor 7 is installed in mouth 14.
Summarize discharge in order to facilitate flue gas, further includes the petticoat pipe 8 for being set to 1 top of furnace body, all is described equal
First heat exchanger tube 42 each leads to the petticoat pipe 8, and the smoke exhaust pipe 3 is connected to the petticoat pipe 8.
The high energy efficiency steam generator with waste-heat recovery device of the utility model is returned by the way that waste heat is arranged in burner hearth
Receiving apparatus can effectively recycle the waste heat that fume afterheat and burner generate, and the heat recycled is used for
Water in burner hearth is heated, the thermal efficiency can be effectively promoted, so that low energy consumption for steam generator, and steam generation can be reduced
The temperature of the flue gas of device discharge.Starting under room temperature cold water state 120 seconds can be rapidly for steam, and the thermal efficiency is high, and exhaust gas temperature is flat
At 120 DEG C, and its water capacity is smaller than 30L, using link not by TSG " boiler safety technology Supervision Code " about
Beam, so, also it is not required to annual test.
The above is only the preferred embodiment of the utility model, it should be pointed out that: for the common skill of the art
For art personnel, without departing from the principle of this utility model, several improvements and modifications can also be made, these improve and
Retouching also should be regarded as the protection scope of the utility model.
Claims (9)
1. a kind of high energy efficiency steam generator with waste-heat recovery device, which is characterized in that include
Furnace body, it is interior that there is burner hearth and combustion chamber, burner hearth steam port with the water inlet led to outside furnace body and out；
Burner, combustion head protrude into the combustion chamber；
Smoke exhaust pipe, the flue gas generated for discharging the burner；
Waste-heat recovery device is installed in the burner hearth, is arranged between the combustion chamber and the smoke exhaust pipe, and tool in it
There is the access that flue gas may pass through.
2. the high energy efficiency steam generator according to claim 1 with waste-heat recovery device, which is characterized in that described remaining
Heat recovery apparatus includes
Several first heat exchanger tubes, upper end and the smoke exhaust pipe of every first heat exchanger tube are docked and connected；
Several second heat exchanger tubes, the upper end closed of every first heat exchanger tube；
Collection divides device, while being docked and connected with the combustion chamber, all first heat exchanger tubes and all second heat exchanger tubes.
3. the high energy efficiency steam generator according to claim 2 with waste-heat recovery device, which is characterized in that described
One heat exchanger tube includes tube body and is placed in the intracorporal aluminium heater of the pipe.
4. the high energy efficiency steam generator according to claim 1-3 with waste-heat recovery device, feature exist
In being also equipped with several third heat exchanger tubes being independently arranged, at least one end of the third heat exchanger tube and institute in the combustion chamber
State burner hearth connection.
5. the high energy efficiency steam generator according to claim 4 with waste-heat recovery device, which is characterized in that all
The third heat exchanger tube is distributed around the combustion head of the burner.
6. the high energy efficiency steam generator according to claim 4 with waste-heat recovery device, which is characterized in that described
Three heat exchanger tubes include heat exchange pipe body and the heat-absorbing medium for being set to the heat pipe body appearance.
7. the high energy efficiency steam generator according to claim 1-3 with waste-heat recovery device, feature exist
In being additionally provided with the safety relief valve for leading to the burner hearth on the furnace body.
8. the high energy efficiency steam generator according to claim 1-3 with waste-heat recovery device, feature exist
In being provided with observation port on the side wall of the furnace body, the fiery visor of sight be equipped in the observation port.
9. the high energy efficiency steam generator according to claim 2 with waste-heat recovery device, which is characterized in that further include
The petticoat pipe being set at the top of the furnace body, all first heat exchanger tubes each lead to the petticoat pipe, and the smoke exhaust pipe and institute
State petticoat pipe connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821647845.XU CN209399335U (en) | 2018-10-10 | 2018-10-10 | A kind of high energy efficiency steam generator with waste-heat recovery device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821647845.XU CN209399335U (en) | 2018-10-10 | 2018-10-10 | A kind of high energy efficiency steam generator with waste-heat recovery device |
Publications (1)
| Publication Number | Publication Date |
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| CN209399335U true CN209399335U (en) | 2019-09-17 |
Family
ID=67877144
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| CN201821647845.XU Active CN209399335U (en) | 2018-10-10 | 2018-10-10 | A kind of high energy efficiency steam generator with waste-heat recovery device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113623704A (en) * | 2021-10-13 | 2021-11-09 | 西南石油大学 | Fluid heating device |
-
2018
- 2018-10-10 CN CN201821647845.XU patent/CN209399335U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113623704A (en) * | 2021-10-13 | 2021-11-09 | 西南石油大学 | Fluid heating device |
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