CN203442795U - High-efficiency and energy-saving steam boiler - Google Patents
High-efficiency and energy-saving steam boiler Download PDFInfo
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- CN203442795U CN203442795U CN201320489279.5U CN201320489279U CN203442795U CN 203442795 U CN203442795 U CN 203442795U CN 201320489279 U CN201320489279 U CN 201320489279U CN 203442795 U CN203442795 U CN 203442795U
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Abstract
The utility model relates to a high-efficiency and energy-saving steam boiler and belongs to the technical field of boilers, which comprises a furnace body, a pot body arranged above the furnace body, and a chimney arranged at the top of the pot body. The furnace body is internally provided with a combustion chamber. The pot body is internally provided with a drum. Inside the drum, an upper smoke pipe, a middle smoke pipe and a lower smoke pipe are transversely arranged from top to bottom. The outside of the pot body is provided with a second smoke box. The outside of the pot body is also provided with a first smoke box positioned opposite to the second smoke box, and a third smoke box positioned on the first smoke box. The combustion chamber is communicated with the first smoke box. The first smoke box is communicated with the second smoke box by the lower smoke pipe. The second smoke box is communicated with the third smoke box by the middle smoke pipe. The third smoke box is communicated with a smoke outlet by the upper smoke pipe. The smoke outlet is communicated with the chimney. According to the technical scheme of the utility model, due to the adoption of a multi-pass turning structure, the heating area of the boiler is improved and the residence time of the smoke gas in the boiler is prolonged. Therefore, the heat conversion efficiency of the boiler is obviously improved.
Description
Technical field
The utility model relates to steam boiler, particularly relates to a kind of high efficiency energy-saving steam boiler stove.
Background technology
Boiler is a kind of energy conversion, and it is mainly by energy transform into heat energies such as the chemical energy in fuel, electric energy, and through steam or the organic heat carrier of boiler output high temperature, high pressure, the boiler that wherein produces steam is called as steam boiler.How to improve boiler structure with reach fuel combustion more fully, increase heat exchange amount, promote boiler thermal output, reduce the objects such as customer using cost, be that boiler design technical staff is devoted to the problem solving always.
Utility model content
The purpose of this utility model is to provide a kind of high efficiency energy-saving steam boiler stove, to solve the problem that boiler thermal output of the prior art is lower and hot conversion is insufficient, heat utilization efficiency is lower.
The technical scheme of the utility model high efficiency energy-saving steam boiler stove is as follows: comprise furnace body, be positioned at the pot body of furnace body top and be located at the chimney of pot bodies top; In described furnace body, be provided with combustion chamber; Its special feature is: in pot body, lateral arrangement has top smoke pipe, middle part smoke pipe and bottom smoke pipe from top to bottom; In pot body outside, be provided with the second smoke box, in the pot body outside on the second smoke box opposite, be provided with the first smoke box and be positioned at the 3rd smoke box above the first smoke box; Described combustion chamber is communicated with the first smoke box, described the first smoke box is communicated with the second smoke box by bottom smoke pipe, described the second smoke box is communicated with the 3rd smoke box by middle part smoke pipe, and described the 3rd smoke box is communicated to outlet flue by top smoke pipe, and described outlet flue is communicated to chimney.This structure has adopted many backhauls structure of turning back, and has extended the running time of flue gas in boiler, contributes to improve the thermal efficiency
As a kind of embodiment of such scheme, described top smoke pipe, middle part smoke pipe, bottom smoke pipe can be designed to each and be comprised of the some monomer smoke pipes that are parallel to each other.This structure has strengthened heating surface area as far as possible, obviously more contributes to improve the thermal conversion efficiency of boiler.
For combustion gas better, as the improvement of such scheme, can between outlet flue and chimney, by installing air-introduced machine additional, connect.
In prior art, the burner hearth of boiler is generally square, although the burner hearth of this structure is practical and convenient, but heat insulation effect is poor, and square burner hearth easily produces burning dead angle, cause fuel combustion herein insufficient and then make edge easily produce slagging scorification, more difficult cleaning, can not meet industrial needs.As the another improvement of the utility model scheme, the combustion chamber cross section in furnace body can be designed to ellipse, make like this combustion chamber without corner, be difficult for producing slagging scorification, pile up impurity, Temperature Distribution can more evenly and reduce dangerous.
As another improvement of the utility model scheme, the impurity producing for ease of combustion process is easy to discharge boiler, in pot body, is provided with drum, is provided with the down-comer being connected on drum in the bottom of described drum.
As improving again of such scheme, can also outside furnace body, configure and spray into formula feeding screw, and the discharging opening that makes to spray into formula feeding screw be tilted to the fuel inlet of combustion chamber and be communicated with.Adopt this scheme, fuel is sent in combustion chamber to be tilted to upper type through spraying into formula feeding screw, is convenient to fuel to float short side formula suspension combustion, increases the burning area of fuel, improves the utilization rate of fuel, reduces fuel consumption.
In order to make fuel more even in the indoor layout of boiler combustion, as the optimization of such scheme, fuel inlet that also can described combustion chamber is set to 2.
?to sum up, the beneficial effect of the utility model steam boiler is: in boiler body, smoke pipe adopts many backhauls structure of turning back, and has increased heating surface, has improved thermal efficiency conversion; Chamber structure is oval, can make fuel in combustion process, be not easy to produce slagging scorification in surrounding; The bottom of drum is communicated with some down-comers, is conducive to grey matter, waste material to be discharged; Spray into formula feeding screw discharging opening for the upward spray of tilting, make fuel have burning area more fully, can improve efficiency of combustion.
Accompanying drawing explanation
Fig. 1 is the sectional view of one of them embodiment of the utility model high efficiency energy-saving steam boiler stove (vertical boiler).
Fig. 2 is the cutaway view of bowing of one of them embodiment of the utility model high efficiency energy-saving steam boiler stove (horizontal boiler).
Fig. 3 is the sectional view of one of them embodiment of the utility model high efficiency energy-saving steam boiler stove (horizontal boiler).
Fig. 4 is the structural representation of one of them embodiment of the utility model high efficiency energy-saving steam boiler stove (vertical boiler).
Fig. 5 is the organigram of one of them embodiment of the utility model high efficiency energy-saving steam boiler stove fuel-feed device used.
Mark in figure:
1-combustion chamber; 2-the first smoke box; 3-the second smoke box; 4-the 3rd smoke box; 5-bottom smoke pipe;
6-middle part smoke pipe; 7-top smoke pipe; 8-drum; 9-sprays into formula feeding screw;
11-outlet flue; 15-down-comer; 16-sprays into the discharging opening of formula feeding screw.
The specific embodiment
Below in conjunction with accompanying drawing, the technical solution of the utility model is further elaborated.
Embodiment 1
The high efficiency energy-saving steam boiler stove of the present embodiment, mainly by furnace body, be positioned at the pot body of furnace body top and be located at the chimney of pot bodies top, and several parts such as combustion chamber of being located in furnace body form.As shown in Figure 1, be provided with drum 8 in pot body, in drum 8, lateral arrangement has top smoke pipe 7, middle part smoke pipe 6 and bottom smoke pipe 5 from top to bottom; In pot body outside, be provided with the second smoke box 3, in the pot body outside on the second smoke box 3 opposites, be provided with the first smoke box 2 and be positioned at the 3rd smoke box 4 above the first smoke box 2; Combustion chamber 1 is communicated with the first smoke box 2, the first smoke box 2 is communicated with the second smoke box 3 by bottom smoke pipe 5, the second smoke box 3 is communicated with the 3rd smoke box 4 by middle part smoke pipe 6, and the 3rd smoke box 4 is communicated to outlet flue 11 by top smoke pipe 7, and described outlet flue is communicated with 11 to chimney.
When described top smoke pipe 7, middle part smoke pipe 6, bottom smoke pipe 5 are designed to respectively include some monomer smoke pipes, obviously more contribute to increase the area of heating surface, improve thermal conversion efficiency.
For combustion gas better, between outlet flue and chimney, can connect by installing air-introduced machine additional (figure slightly).
Referring to Fig. 2.The main difference part of the present embodiment 2 and embodiment 1 has been to change the shape of combustion chamber 1, make its cross section for oval, make like this combustion chamber 1 surrounding without corner, the impurity that fuel produces in combustion process is not easy to pile up in surrounding, makes temperature to be evenly distributed simultaneously.
Referring to Fig. 3.The present embodiment 3 is with the main difference part of embodiment 1, is provided with drum 8 in pot body, is provided with the down-comer 15 being connected on drum in the bottom of described drum 8, makes the impurity producing in combustion process be easier to discharge.
Embodiment 4
Referring to Fig. 4 and Fig. 5.The present embodiment 4 is on the basis of above-described embodiment, fuel inlet in combustion chamber is also provided with and sprays into formula feeding screw 9, the feeding end that sprays into formula feeding screw 9 is connected with feeding device and motor, the discharging opening 16 that sprays into formula feeding screw 9 is communicated with the fuel inlet of combustion chamber, and this discharging opening 16 is tilted to the fuel inlet of combustion chamber and is communicated with.Adopt this scheme, be convenient to make the biomass fuels such as the especially wooden chaff of fuel, straw to float short side formula suspension combustion, contribute to full combustion of fuel, reduce fuel consumption.
The present embodiment is on the basis of above-described embodiment, and for combustion chamber 1 is provided with 2 fuel inlets, fuel enters respectively combustion chamber from 2 fuel inlets, contributes to fuel in the indoor layout more equably of boiler combustion.
Its Operation & use method of the steam boiler forming according to said structure and existing steam boiler are same or similar, yet, by the improvement structurally of the utility model scheme, further solved the burning of fuel, the problem of the emission treatment of waste material, heat energy is realized and made full use of, while having solved steam boiler burning there is coking, slagging scorification, the problem that efficiency of combustion is low, thermal transition efficiency is low in combustion chamber.
The foregoing is only preferred embodiment of the present utility model; not in order to limit the utility model; all any modifications of doing within spirit of the present utility model and principle, be equal to and replace and improvement etc., within all should being included in protection domain of the present utility model.
Claims (7)
1. high efficiency energy-saving steam boiler stove, comprises furnace body, is positioned at the pot body of furnace body top and is located at the chimney of pot bodies top; In described furnace body, be provided with combustion chamber (1); It is characterized in that: in pot body, be provided with drum (8), in drum (8), lateral arrangement has top smoke pipe (7), middle part smoke pipe (6) and bottom smoke pipe (5) from top to bottom;
In pot body outside, be provided with the second smoke box (3), in the pot body outside on the second smoke box (3) opposite, be provided with the first smoke box (2) and be positioned at the 3rd smoke box (4) above the first smoke box (2);
Described combustion chamber (1) is communicated with the first smoke box (2), described the first smoke box (2) is communicated with the second smoke box (3) by bottom smoke pipe (5), described the second smoke box (3) is communicated with the 3rd smoke box (4) by middle part smoke pipe (6), described the 3rd smoke box (4) is communicated to outlet flue (11) by top smoke pipe (7), and described outlet flue (11) is communicated to chimney.
2. high efficiency energy-saving steam boiler stove according to claim 1, is characterized in that: described top smoke pipe (7), middle part smoke pipe (6) and bottom smoke pipe (5) are comprised of the some monomer smoke pipes that are parallel to each other respectively.
3. high efficiency energy-saving steam boiler stove according to claim 1, is characterized in that: between described outlet flue (11) and chimney, by installing air-introduced machine additional, connect.
4. high efficiency energy-saving steam boiler stove according to claim 1, is characterized in that: the cross section ovalize structure of combustion chamber in described furnace body (1).
5. high efficiency energy-saving steam boiler stove according to claim 1, is characterized in that: in the bottom of described drum (8), be provided with the down-comer (15) being connected on drum (8).
6. according to the high efficiency energy-saving steam boiler stove one of claim 1 to 5 Suo Shu, it is characterized in that: at furnace body, also dispose outward and spray into formula feeding screw (9), described in spray into formula feeding screw (9) discharging opening (16) be tilted to the fuel inlet of combustion chamber (1) and be communicated with.
7. according to the high efficiency energy-saving steam boiler stove one of claim 1 to 5 Suo Shu, it is characterized in that: described combustion chamber (1) is provided with 2 fuel inlets.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320489279.5U CN203442795U (en) | 2013-08-12 | 2013-08-12 | High-efficiency and energy-saving steam boiler |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320489279.5U CN203442795U (en) | 2013-08-12 | 2013-08-12 | High-efficiency and energy-saving steam boiler |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203442795U true CN203442795U (en) | 2014-02-19 |
Family
ID=50093847
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320489279.5U Expired - Fee Related CN203442795U (en) | 2013-08-12 | 2013-08-12 | High-efficiency and energy-saving steam boiler |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203442795U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104075314A (en) * | 2014-07-18 | 2014-10-01 | 临沭县东方红锅炉制造有限公司 | Biomass particle suspension combustion boiler |
| CN104089280A (en) * | 2014-07-18 | 2014-10-08 | 临沭县东方红锅炉制造有限公司 | Boiler biomass particle combustion device |
-
2013
- 2013-08-12 CN CN201320489279.5U patent/CN203442795U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104075314A (en) * | 2014-07-18 | 2014-10-01 | 临沭县东方红锅炉制造有限公司 | Biomass particle suspension combustion boiler |
| CN104089280A (en) * | 2014-07-18 | 2014-10-08 | 临沭县东方红锅炉制造有限公司 | Boiler biomass particle combustion device |
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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: 20140219 Termination date: 20200812 |