CN103968360A - Energy-saving steam generator - Google Patents
Energy-saving steam generator Download PDFInfo
- Publication number
- CN103968360A CN103968360A CN201310040973.3A CN201310040973A CN103968360A CN 103968360 A CN103968360 A CN 103968360A CN 201310040973 A CN201310040973 A CN 201310040973A CN 103968360 A CN103968360 A CN 103968360A
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- Prior art keywords
- flue gas
- steam generator
- chamber
- energy
- waste heat
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- 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.)
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 94
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 claims abstract description 61
- 239000003546 flue gas Substances 0.000 claims abstract description 61
- 238000011084 recovery Methods 0.000 claims abstract description 46
- 239000002918 waste heat Substances 0.000 claims abstract description 41
- 238000010438 heat treatment Methods 0.000 claims abstract description 18
- 238000009834 vaporization Methods 0.000 claims description 37
- 230000008016 vaporization Effects 0.000 claims description 37
- 238000001704 evaporation Methods 0.000 abstract description 7
- 230000008020 evaporation Effects 0.000 abstract description 5
- 239000002912 waste gas Substances 0.000 abstract description 3
- 230000000149 penetrating effect Effects 0.000 abstract 1
- 238000009835 boiling Methods 0.000 description 3
- 238000007667 floating Methods 0.000 description 3
- 239000002184 metal Substances 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000005452 bending Methods 0.000 description 2
- 238000002485 combustion reaction Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 235000014102 seafood Nutrition 0.000 description 2
- 238000010025 steaming Methods 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000000567 combustion gas Substances 0.000 description 1
- 238000010411 cooking Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 239000003517 fume Substances 0.000 description 1
- 239000000779 smoke Substances 0.000 description 1
Landscapes
- Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
Abstract
The invention discloses an energy-saving steam generator which comprises a steam generator casing, a heating chamber, an evaporation chamber, a flue gas waste heat recovery chamber, a water inlet tank and a heater, wherein a water inlet pipe, a water outlet pipe, a drain pipe, a steam outlet and a chimney are arranged on the steam generator casing; at least one flame tube is arranged in the evaporation chamber; flame generated by the heater enters the flame tube from a flame tube orifice in the top of the heating chamber, and flue gas enters the flue gas waste heat recovery chamber after circuitously penetrating through the evaporation chamber; the flue gas waste gas recovery chamber is connected with the chimney, and is filled with heat exchange tubes; normal-temperature water in the heat exchange tubes undergoes heat exchange with the flue gas entering the flue gas waste heat recovery chamber to absorb waste heat in the flue gas. The energy-saving steam generator is simple in structure and has a large heat exchange area, and the energy of waste gas can be completely recovered.
Description
Technical field
The present invention relates to a kind of steam raising plant, specifically a kind of small combustion gas/steam generator that is applied to kitchen steaming plant.
Background technology
The steam raising plant of the kitchen steaming plants such as seafood steam cabinet is made up of burner, inlet water tank and the vaporization chamber that is connected with inlet water tank, burner produces flame combustion vaporization chamber base platform makes water heating produce steam, supplementary water enters inlet water tank by ball-cock assembly and adds to vaporization chamber again, so the continuous steam that produces of circulation carrys out cooking, and the high-temp waste gas after burning directly enters kitchen by discharge flue.
Due to vaporization chamber and flame contact area limited, a large amount of heat energy is not utilized, just from flue discharge, this mode of heating, fuel availability is low, burning time is long, waste of manpower, wastes energy.
Energy-saving steam generator, can be by partially recycled the waste heat in high-temperature flue gas, as the notification number Chinese patent " seafood steam cabinet " that is CN201571461, in vaporization chamber, arrange at least one around discharge flue, the other end is communicated with steamer hull outside, in the process that high-temperature flue gas is discharged by discharge flue, conduct heat to the water in vaporization chamber, reduced temperature when flue gas is discharged, improved total energy approach rate.
When vaporization chamber starts to produce after steam, in vaporization chamber, be full of the water and steam that boils of 100 DEG C, flue gas by around discharge flue time and vaporization chamber in the reduction of heat exchange efficiency of boiling water, the flue-gas temperature of discharge is higher, also has a large amount of heat energy to be wasted; When after the water evaporation in vaporization chamber, normal-temperature water is directly supplemented and is entered vaporization chamber by inlet water tank, and the supplementary water entering has reduced the bulk temperature of vaporization chamber, has increased the energy consumption while producing steam.
Summary of the invention
Technical problem to be solved by this invention is the present situation for prior art, provides a kind of simple in structure, the energy-saving steam generator that exhaust energy can fully reclaim.
The present invention solves the problems of the technologies described above adopted technical scheme: a kind of energy-saving steam generator, comprises steam generator shell, heating clamber, vaporization chamber, flue gas waste heat recovery chamber, inlet water tank and heater.On the housing of steam generator, be provided with water inlet pipe, outlet pipe, adjutage, steam (vapor) outlet and chimney.
For optimizing technique scheme, the measure of taking also comprises:
Above-mentioned heater, is fixed on the below of heating clamber, and the flame that heater produces is in heating clamber internal-combustion.
Above-mentioned inlet water tank is connected with vaporization chamber, and the water inlet position of inlet water tank is provided with ball-cock assembly, can regulate by ball-cock assembly the water level of inlet water tank and vaporization chamber.Between inlet water tank and vaporization chamber, be provided with check-valves, avoid evaporating indoor high-temperature steam and boiling water are back to inlet water tank.
In above-mentioned vaporization chamber, have a fire tube at least, the flame that heater produces enters from the fire orifice at heating clamber top, and complications enter flue gas waste heat recovery chamber through after vaporization chamber, and flue gas waste heat recovery chamber is connected with chimney.
The indoor heat exchanger tube that is provided with of above-mentioned flue gas waste heat recovery, the outer dense distribution of heat exchanger tube heat exchanger fin, and normal-temperature water enters inlet water tank from heat exchanger tube passes again.
Compared with prior art, the time that the present invention discharges by prolong smoke, increases the contact area between the indoor heat exchanger tube of flue gas waste heat recovery and flue gas, strengthens the temperature difference between normal-temperature water in flue gas and heat exchanger tube, improve heat exchanger effectiveness, reduced the temperature of fume emission; The supplementary water that enters vaporization chamber all passes through preheating, has accelerated the speed that steam generates, and has improved energy utilization rate.
Brief description of the drawings
Fig. 1 is the overall structure schematic diagram of the embodiment of the present invention;
Fig. 2 is the top view of the embodiment of the present invention;
Fig. 3 is the upward view of the embodiment of the present invention;
Fig. 4 is the left view of the embodiment of the present invention;
Fig. 5 is the right view of the embodiment of the present invention;
Fig. 6 is the structural representation of Fig. 1 flue gas waste heat recovery chamber;
Fig. 7 is the vertical section figure of Fig. 6 heat exchanger tube and heat exchanger fin;
Fig. 8 is the cross-sectional view of Fig. 6 heat exchanger tube and heat exchanger fin.
Detailed description of the invention
Below in conjunction with accompanying drawing, embodiments of the invention are described in further detail.
Fig. 1 is to Figure 8 shows that structural representation of the present invention.
Reference numeral is wherein: steam generator shell 1, water inlet pipe 1a, drainpipe 1b, steam (vapor) outlet 1c, chimney 1d, heating clamber 2, fire orifice 2a, vaporization chamber 3, fire tube 3a, flue gas waste heat recovery chamber 4, heat exchanger tube 4a, heat exchanger fin 4b, flue gas waste heat recovery chamber water inlet pipe 4c, flue gas waste heat recovery chamber outlet pipe 4d, inlet water tank 5, floating ball device 5a, check-valves 5b, heater 6, connecting water pipe 7, condensed water recovery tube 8.
The energy-saving steam generator of the present embodiment, comprises steam generator shell 1, water inlet pipe 1a, drainpipe 1b, steam (vapor) outlet 1c, chimney 1d, heating clamber 2, fire orifice 2a, vaporization chamber 3, fire tube 3a, flue gas waste heat recovery chamber 4, heat exchanger tube 4a, heat exchanger fin 4b, flue gas waste heat recovery chamber water inlet pipe 4c, flue gas waste heat recovery chamber outlet pipe 4d, inlet water tank 5, floating ball device 5a, check-valves 5b, heater 6, connecting water pipe 7, condensed water recovery tube 8.
As shown in Figure 1, fire tube 3a is broken line type, has increased heat exchange area; Heating clamber 2, vaporization chamber 3 and flue gas waste heat recovery chamber 4 are communicated with into an entirety by fire tube 3a; Heater 6 is under heating clamber 2; Flue gas waste heat recovery chamber outlet pipe 4d is connected with the connecting water pipe 7 of inlet water tank 5 by flue gas waste heat recovery chamber 4 with the floating ball device 5d of inlet water tank 5; Condensed water recovery tube 8 connects flue gas waste heat recovery chamber 4 and inlet water tank 5; Steam (vapor) outlet 1c is positioned at the upper end of vaporization chamber 3.
As Figure 1-3, inlet water tank 5 is connected with water inlet pipe 1a, between inlet water tank 5 and water inlet pipe 1a, is provided with check-valves 5b, and avoid evaporating indoor high-temperature steam and boiling water are back to inlet water tank.
As shown in Figure 3, four rectangle fire orifice 2a are arranged at the top of heating clamber 2, and a fire orifice connects a fire tube 3a.
As shown in Figure 2-5, chimney 1d is positioned at the top of flue gas waste heat recovery chamber 4.
As shown in Figure 6, flue gas waste heat recovery chamber 4 by one repeatedly bending heat exchanger tube 4a form, the upper dense distribution of heat exchanger tube 4a the metal heat-exchange sheet 4b of annular; On flue gas waste heat recovery chamber 4, there is a flue gas waste heat recovery chamber water inlet pipe 4c, a flue gas waste heat recovery chamber outlet pipe 4d and a condensed water recovery tube 8.
As Figure 7-8, heat exchanger tube 4a and heat exchanger fin 4b are linked to be an entirety; Heat exchanger tube 4a is a cylinder type hollow metal tube; Heat exchanger fin 4b is a circular ring metal thin slice.
In the time that steam generator uses, burner 6 ignition, produce thermal-flame, directly the water in heating evaporation chamber 3; High-temperature flue gas enters fire tube 3a by the fire orifice 2a at heating clamber 2 tops simultaneously, and high-temperature flue gas is up in the interior complications of vaporization chamber 3 by fire tube 3a; Between water in vaporization chamber 3 and high-temperature flue gas, have the temperature difference, a part of heat of high-temperature flue gas is absorbed by the water in vaporization chamber 3; When steam generator starts to produce after steam, the water temperature in vaporization chamber 3 reaches 100 DEG C, and the temperature difference between these water and high-temperature flue gas diminishes, and in flue gas, absorbed heat reduces; Flue gas after cooling enters flue gas waste heat recovery chamber 4 from fire tube 3a; In heat exchanger tube 4a in flue gas waste heat recovery chamber 4, be full of the normal-temperature water entering from flue gas waste heat recovery chamber water inlet pipe 4c, normal-temperature water temperature is between 0-40 DEG C, and the temperature difference between these water and flue gas is large, and heat exchanger effectiveness is high; The high-temperature flue gas that is covered with flue gas waste heat recovery chamber 4 carries out after sufficient heat exchange with the normal-temperature water being covered with in the heat exchanger tube of flue gas waste heat recovery chamber 4, and waste heat is fully absorbed, finally by the chimney 1d discharge at 4 tops, flue gas waste heat recovery chamber; Part steam in flue gas is caught a cold and is become condensed water in flue gas waste heat recovery chamber 4, and condensed water enters inlet water tank 5 by condensed water recovery tube 8.
Fire tube 3a walks in the interior complications of vaporization chamber 3, has extended the stroke of flue gas in vaporization chamber 3, has extended the time of heat exchange; Heat exchanger fin 4b dense distribution, on the surface of heat exchanger tube 4a, has increased the surface area of heat exchanger tube 4a greatly; Many bendings of heat exchanger tube 4a are covered with whole flue gas waste heat recovery chamber 4, have increased the scope that heat exchanger tube 4a contacts with flue gas; Condensed water reclaims and enters inlet water tank 5, can again utilize formation steam, has improved heat energy recovery rate.
In the process constantly producing at steam, heater 6 burn the energy produce heat be fully utilized, the speed that heat utilization rate, steam form is all much higher than traditional steam generator, also be better than general energy-saving steam generator: the water in vaporization chamber 3 is heated and becomes steam, discharge from steam (vapor) outlet 1c, the water in vaporization chamber 3 reduces; After water in vaporization chamber 3 reduces, the water in inlet water tank 5 is supplemented and is entered in vaporization chamber 3 by check-valves 5b, water inlet 1a, and the water in inlet water tank 5 reduces; After water in inlet water tank 5 reduces, the water through preheating in heat exchanger tube 4a enters inlet water tank 5 by connecting water pipe 7, and the water in heat exchanger tube 4a reduces; After water in heat exchanger tube 4a reduces, normal-temperature water is supplemented and is entered heat exchanger tube 4a by flue gas waste heat recovery chamber water inlet pipe 4c.
In the time that needs maintain steam generator, can pass through drainpipe 1b, the water in steam generator is drained.
Claims (5)
1. energy-saving steam generator, comprise steam generator shell (1), water inlet pipe (1a), drainpipe (1b), steam (vapor) outlet (1c), chimney (1d), heating clamber (2), vaporization chamber (3), inlet water tank (5), heater (6), it is characterized in that: described vaporization chamber (3) top is provided with flue gas waste heat recovery chamber (4), vaporization chamber (3) inside is provided with at least one fire tube (3a), fire tube (3a) is by heating clamber (2), vaporization chamber (3) is communicated with into an entirety with flue gas waste heat recovery chamber (4), heater (6) be fixed on heating clamber (2) under.
2. energy-saving steam generator according to claim 1, is characterized in that: described steam generator shell (1), is cuboid or cylinder.
3. energy-saving steam generator according to claim 1, it is characterized in that: described flue gas waste heat recovery chamber (4) is provided with water inlet pipe (4c), outlet pipe (4d), heat exchanger tube (4a), is closely connecting heat exchanger fin (4b) on heat exchanger tube.
4. energy-saving steam generator according to claim 1, is characterized in that: described flue gas waste heat recovery chamber (4) links together by condensed water recovery tube (8) with inlet water tank (5).
5. energy-saving steam generator according to claim 1, is characterized in that: the heat exchanger tube (4a) in described flue gas waste heat recovery chamber (4) links together by connecting water pipe (7) with inlet water tank (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310040973.3A CN103968360A (en) | 2013-01-29 | 2013-01-29 | Energy-saving steam generator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310040973.3A CN103968360A (en) | 2013-01-29 | 2013-01-29 | Energy-saving steam generator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103968360A true CN103968360A (en) | 2014-08-06 |
Family
ID=51238189
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310040973.3A Pending CN103968360A (en) | 2013-01-29 | 2013-01-29 | Energy-saving steam generator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103968360A (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106871093A (en) * | 2017-02-07 | 2017-06-20 | 烟台众德环保设备科技有限公司 | A kind of steam generator for kitchen use |
| CN107270267A (en) * | 2017-08-21 | 2017-10-20 | 福建海川塑胶有限公司 | A kind of evaporator |
| CN107420869A (en) * | 2017-08-29 | 2017-12-01 | 力聚热力设备科技有限公司 | A kind of water cooling premixes steam generator |
| CN107965749A (en) * | 2017-11-22 | 2018-04-27 | 宁波金凤焊割机械制造有限公司 | Novel steam heat exchanger |
| CN109528108A (en) * | 2019-01-17 | 2019-03-29 | 杨舜尧 | A kind of burnisher used in kitchen |
| CN116711967A (en) * | 2023-06-14 | 2023-09-08 | 广东海派节能设备有限公司 | Integrated steam cabinet |
-
2013
- 2013-01-29 CN CN201310040973.3A patent/CN103968360A/en active Pending
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106871093A (en) * | 2017-02-07 | 2017-06-20 | 烟台众德环保设备科技有限公司 | A kind of steam generator for kitchen use |
| CN107270267A (en) * | 2017-08-21 | 2017-10-20 | 福建海川塑胶有限公司 | A kind of evaporator |
| CN107420869A (en) * | 2017-08-29 | 2017-12-01 | 力聚热力设备科技有限公司 | A kind of water cooling premixes steam generator |
| CN107965749A (en) * | 2017-11-22 | 2018-04-27 | 宁波金凤焊割机械制造有限公司 | Novel steam heat exchanger |
| CN109528108A (en) * | 2019-01-17 | 2019-03-29 | 杨舜尧 | A kind of burnisher used in kitchen |
| CN116711967A (en) * | 2023-06-14 | 2023-09-08 | 广东海派节能设备有限公司 | Integrated steam cabinet |
| CN116711967B (en) * | 2023-06-14 | 2024-03-29 | 广东海派节能设备有限公司 | Integrated steam cabinet |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20140806 |