CN203824073U - Normal-pressure inverse-burning boiler - Google Patents
Normal-pressure inverse-burning boiler Download PDFInfo
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- CN203824073U CN203824073U CN201420185657.5U CN201420185657U CN203824073U CN 203824073 U CN203824073 U CN 203824073U CN 201420185657 U CN201420185657 U CN 201420185657U CN 203824073 U CN203824073 U CN 203824073U
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- heating
- heater
- burning boiler
- overcoat
- normal pressure
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Abstract
The utility model particularly relates to the improvement for a normal-pressure inverse-burning boiler structure, and provides a normal-pressure inverse-burning boiler which is energy-saving, high in heat efficiency, and high in boiling speed. The boiler comprises a boiler body, wherein a combustion chamber and a heating chamber are arranged on the two sides inside the boiler body respectively; a fire gate is arranged at the bottom of the combustion chamber; a passageway communicated with the heating chamber is arranged below the fire gate in the combustion chamber. The boiler is characterized in that at least two heating units are arranged in the combustion chamber from bottom to top; each heating unit comprises a preheating pipe and a heating plate; the thickness of the heating plate is smaller than the diameter of the preheating pipe; a water inlet is formed in one end of the preheating pipe; the other end of the preheating pipe is connected with one end of the heating plate; a water outlet is formed in the other end of the heating plate; the two heating units are connected through the water outlets in the heating plates and the water inlets in the preheating pipes.
Description
Technical field
The utility model belongs to field of boilers, is specifically related to a kind of improvement of normal pressure inverse burning boiler structure.
Background technology
At present, the technical scheme that the normal-pressure boiler on market generally adopts is, the water pipe of turning back is several times set in body of heater, when high-temperature flue gas is flowed through gap between water pipe, the water in water pipe heated.Water pipe is connected with the outer courage of boiler, then by the outer courage of boiler, hot water is sent.
The boiler of this form, the high-temperature flue gas velocity of discharge is fast, causes the heat of flue gas not to be fully utilized, and the heat utilization ratio of flue gas is low, and the time of heating up water is long, and the thermal efficiency is low; A large amount of heat energy, along with flue gas enters in atmosphere, in the time of waste fuel, is gone back contaminated environment.
The patent No. is 200920011490.X, title is the utility model patent of < < environmental protection and energy saving back firing boiler > >, it by arranging many drainages water pipe in body of heater, improve flue gas utilization rate, but flue gas time of staying in body of heater is constant, is still passed by the gap between overflow pipe fast, the temperature utilization rate of flue gas is still very low, is difficult to the thermal efficiency that reaches desirable.
Summary of the invention
The utility model is exactly for the problems referred to above, and a kind of saving energy is provided, and the thermal efficiency is high, the fireballing normal pressure inverse burning boiler of heating up water.
For realizing above-mentioned purpose of the present utility model, the utility model adopts following technical scheme, the utility model comprises body of heater, in body of heater, both sides are set to respectively combustion chamber and heating clamber, bottom, described combustion chamber is provided with fire grate, and the below that is positioned at fire grate in combustion chamber is provided with the passage being communicated with heating clamber, it is characterized in that: in described combustion chamber, be provided with from the bottom to top at least two heating units, described heating unit comprises economizer bank and heating plate, and the thickness of heating plate is less than the diameter of economizer bank; Economizer bank one end is water inlet, and the other end of economizer bank is connected with one end of heating plate, and the other end of heating plate is provided with delivery port; Between two heating units, by the delivery port of heating plate and the water inlet of economizer bank, be connected; The heating plate of described heating unit matches with the inwall of heating clamber, between one end of heating plate and the inwall of heating clamber, is provided with flue; The flue of described two adjacent heating units is crisscross arranged; The water inlet of below heating unit is connected with the water inlet pipe on body of heater; The heating unit of the top is connected with the outlet pipe on body of heater.
As a kind of preferred version of the present utility model, described fire grate consists of water pipe; The described heating unit of below is communicated with fire grate; Described water inlet pipe is connected with described fire grate through heating clamber.
The beneficial effects of the utility model: 1, the utility model, by a plurality of heating units are set, makes current back and forth at heating indoor moveable, improves flue gas utilization rate, and heating effect is good.
In addition, by the cooperation of economizer bank and heating plate, after current are preheated in economizer bank, enter in heating plate, because the thickness of heating plate is less than the diameter of economizer bank, therefore, the water yield in heating plate is less, and the water temperature in heating plate can improve fast, has further increased the utilization rate of flue gas.And, by economizer bank and heating plate, coordinate, can not only improve the thermal efficiency, but also not affect water velocity.
2, the utility model coordinates by the inwall of heating plate and heating clamber, and flue is arranged to one end of heating plate; And the flue of two adjacent heating units is crisscross arranged, this configuration forces flue gas carries out zigzag and moves; Flue gas time of staying in heating clamber significantly extends, and economizer bank and heating plate can utilize the heat of flue gas fully, when flue gas heat utilization rate is improved, has also brought the effect of saving the energy and environmental protection.
3, the utility model is set to water pipe by fire grate, and is directly connected with water inlet pipe, makes fire grate also can absorb a large amount of heat energy, further improves the efficiency of heating surface.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
Fig. 2 is the A-A cutaway view of Fig. 1.
Fig. 3 is the side view of Fig. 1.
In accompanying drawing, 1 is that grey mouth, 2 is that fire grate, 3 is that passage, 4 is that water jacket, 5 is that combustion chamber, 6 is that coal feed point, 7 is that bend pipe, 8 is that heating unit, 9 is that air blast, 10 is that inner bag, 11 is that overcoat, 12 is that outlet pipe, 13 is that heating plate, 14 is that economizer bank, 15 is to be that heating clamber, 17 is that chimney, 18 is that flue, 19 is that holdfast, 20 is that body of heater, 21 is that water inlet pipe, 22 is sewage draining exit safe communicating pipe, 16.
The specific embodiment
The utility model comprises body of heater 20, the interior both sides of body of heater 20 are set to respectively combustion chamber 5 and heating clamber 16,5 bottoms, described combustion chamber are provided with fire grate 2, the below that is positioned at fire grate 2 in combustion chamber 5 is provided with the passage 3 being communicated with heating clamber 16, it is characterized in that: in described combustion chamber 5, be provided with from the bottom to top at least two heating units 8, described heating unit 8 comprises economizer bank 14 and heating plate 13, and the thickness of heating plate 13 is less than the diameter of economizer bank 14; Economizer bank 14 one end are water inlet, and the other end of economizer bank 14 is connected with one end of heating plate 13, and the other end of heating plate 13 is provided with delivery port; Delivery port by heating plate 13 between two heating units 8 is connected with the water inlet of economizer bank 14; The heating plate 13 of described heating unit 8 matches with the inwall of heating clamber 16, between one end of heating plate 13 and the inwall of heating clamber 16, is provided with flue 18; The flue 18 of described two adjacent heating units 8 is crisscross arranged; The water inlet of below heating unit 8 is connected with the water inlet pipe 21 on body of heater 20; The heating unit 8 of the top is connected with the outlet pipe 12 on body of heater 20.
As a kind of preferred version of the present utility model, described fire grate 2 consists of water pipe; The heating unit 8 of described below is communicated with fire grate 2; Described water inlet pipe 21 is connected with described fire grate 2 through heating clamber 16.
Described fire grate 2 is set to the double folding water pipe being communicated with, and upper strata water pipe is connected with the heating unit 8 of below, and lower floor's water pipe is communicated with described water inlet pipe 21.
Between described heating unit 8, by bend pipe 7, be connected.
Described body of heater 20 comprises inner bag 10 and overcoat 11, and cavity between inner bag 10 and overcoat 11 is with the heating unit 8 of below and the heating unit of the top 8 are communicated with.
Cavity thickness between described body of heater 20 top inner bags 10 and overcoat 11, is greater than the cavity thickness between body of heater 20 sidewall inner bags 10 and overcoat 11.Because body of heater 20 tops are heated morely, therefore, body of heater 20 apex cavity thickness settings are larger, be conducive to the absorption of water to heat.
Cavity between described inner bag 10 and overcoat 11 also can be communicated with fire grate 2.
Between described combustion chamber 5 and heating clamber 16, be also provided with the water jacket 4 that is communicated with cavity between inner bag 10 and overcoat 11.
Described outlet pipe 12 is arranged at body of heater 20 tops, and is communicated with the cavity between inner bag 10 and overcoat 11.
On described body of heater 20, be provided with the safe communicating pipe 15 that is communicated with cavity and atmosphere between inner bag 10 and overcoat 11.By safe communicating pipe 15 is set, when the problems such as obstruction appear in outlet pipe 12, can discharge the pressure between inner bag 10 and overcoat 11 safe communicating pipe 15, guarantee security of the present utility model.
Described body of heater 20 surfaces are provided with the holdfast 19 that connects inner bag 10 and overcoat 11.By holdfast 19, can increase the intensity of inner bag 10 and overcoat 11, avoid inner bag 10 and overcoat 11 by hydraulic pressure spreading.
Combustion chamber 5 corresponding to fire grate 2 tops on described body of heater 20 is provided with coal feed point 6, and the combustion chamber 5 corresponding to fire grate 2 belows on body of heater 20 is provided with ash mouth 1.
The top that is positioned at combustion chamber 5 on body of heater 20 is set to air inlet, and the top that is positioned at heating clamber 16 is provided with chimney 17.
Described air inlet place is provided with air blast 9.
On described body of heater 20, be provided with sewage draining exit 22.
During use, by coal feed point 6, coal is put into combustion chamber 5 and light, cold water enters water inlet pipe 21, and water inlet pipe 21 is when through 5 bottom, combustion chamber, by the flue gas being entered by passage 3; Water enters in fire grate 2 again, the fuel heating in burned chamber 5; Water after heating enters the economizer bank 14 of below heating unit 8 again, and water flows in heating plate 13 after preheating again, and because heating plate 13 thickness are little, the water in heating plate 13 is rapidly heated, and enters in next heating unit 8 after intensification again; Finally, water arrives after the top heating unit 8, flows in the cavity and water jacket 4 between inner bag 10 and overcoat 11; When needs are used, hot water can be derived by outlet pipe 12.The utility model coordinates by economizer bank 14 and the heating plate 13 of heating unit 8, and forces high-temperature flue gas to flow the interior S shape of heating clamber 16, has improved heat utilization rate, has saved the energy.
Be understandable that, above about specific descriptions of the present utility model, only for being described, the utility model is not limited to the described technical scheme of the utility model embodiment, those of ordinary skill in the art is to be understood that, still can modify or be equal to replacement the utility model, to reach identical technique effect; As long as meet, use needs, all within protection domain of the present utility model.
Claims (10)
1. normal pressure inverse burning boiler, comprise body of heater (20), the interior both sides of body of heater (20) are set to respectively combustion chamber (5) and heating clamber (16), bottom, described combustion chamber (5) is provided with fire grate (2), the below that is positioned at fire grate (2) in combustion chamber (5) is provided with the passage (3) being communicated with heating clamber (16), it is characterized in that: in described combustion chamber (5), be provided with from the bottom to top at least two heating units (8), described heating unit (8) comprises economizer bank (14) and heating plate (13), and the thickness of heating plate (13) is less than the diameter of economizer bank (14); Economizer bank (14) one end is water inlet, and the other end of economizer bank (14) is connected with one end of heating plate (13), and the other end of heating plate (13) is provided with delivery port; Delivery port by heating plate (13) between two heating units (8) is connected with the water inlet of economizer bank (14); The heating plate (13) of described heating unit (8) matches with the inwall of heating clamber (16), between one end of heating plate (13) and the inwall of heating clamber (16), is provided with flue (18); The flue (18) of described adjacent two heating units (8) is crisscross arranged; The water inlet pipe (21) on the same body of heater of water inlet (20) of below heating unit (8) is connected; Outlet pipe (12) on the same body of heater of the heating unit of the top (8) (20) is connected.
2. normal pressure inverse burning boiler according to claim 1, is characterized in that: described fire grate (2) consists of water pipe; The same fire grate of heating unit (8) (2) of described below is communicated with; Described water inlet pipe (21) is connected with described fire grate (2) through heating clamber (16).
3. normal pressure inverse burning boiler according to claim 2, is characterized in that: described fire grate (2) is set to the double folding water pipe being communicated with, and upper strata water pipe is connected with the heating unit (8) of below, and lower floor's water pipe is communicated with described water inlet pipe (21).
4. normal pressure inverse burning boiler according to claim 1, it is characterized in that: described body of heater (20) comprises inner bag (10) and overcoat (11), cavity between inner bag (10) and overcoat (11) is with the heating unit (8) of below and the connection of the heating unit (8) of the top.
5. normal pressure inverse burning boiler according to claim 4, is characterized in that: the cavity thickness between described body of heater (20) top inner bag (10) and overcoat (11), is greater than the cavity thickness between body of heater (20) sidewall inner bag (10) and overcoat (11).
6. normal pressure inverse burning boiler according to claim 4, is characterized in that: between described combustion chamber (5) and heating clamber (16), be also provided with the water jacket (4) that is communicated with cavity between inner bag (10) and overcoat (11).
7. normal pressure inverse burning boiler according to claim 4, is characterized in that: described outlet pipe (12) is arranged at body of heater (20) top, and the cavity between same inner bag (10) and overcoat (11) is communicated with.
8. normal pressure inverse burning boiler according to claim 4, is characterized in that: on described body of heater (20), be provided with the safe communicating pipe (15) that is communicated with cavity and atmosphere between inner bag (10) and overcoat (11).
9. normal pressure inverse burning boiler according to claim 4, is characterized in that: described body of heater (20) surface is provided with the holdfast (19) that connects inner bag (10) and overcoat (11).
10. normal pressure inverse burning boiler according to claim 1, is characterized in that: on described body of heater (20), be provided with sewage draining exit (22).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420185657.5U CN203824073U (en) | 2014-04-17 | 2014-04-17 | Normal-pressure inverse-burning boiler |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420185657.5U CN203824073U (en) | 2014-04-17 | 2014-04-17 | Normal-pressure inverse-burning boiler |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203824073U true CN203824073U (en) | 2014-09-10 |
Family
ID=51479560
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420185657.5U Expired - Fee Related CN203824073U (en) | 2014-04-17 | 2014-04-17 | Normal-pressure inverse-burning boiler |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203824073U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106322755A (en) * | 2015-07-01 | 2017-01-11 | 李全超 | Non-pressure boiler |
| CN111550922A (en) * | 2020-05-13 | 2020-08-18 | 山西浩泉节能环保工程有限公司 | A horizontal condensing gas-fired atmospheric pressure hot water boiler |
-
2014
- 2014-04-17 CN CN201420185657.5U patent/CN203824073U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106322755A (en) * | 2015-07-01 | 2017-01-11 | 李全超 | Non-pressure boiler |
| CN111550922A (en) * | 2020-05-13 | 2020-08-18 | 山西浩泉节能环保工程有限公司 | A horizontal condensing gas-fired atmospheric pressure hot water boiler |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140910 |