CN2292218Y - Vertical oil (gas) combustion three reversal strokes boiler - Google Patents
Vertical oil (gas) combustion three reversal strokes boiler Download PDFInfo
- Publication number
- CN2292218Y CN2292218Y CN 97203894 CN97203894U CN2292218Y CN 2292218 Y CN2292218 Y CN 2292218Y CN 97203894 CN97203894 CN 97203894 CN 97203894 U CN97203894 U CN 97203894U CN 2292218 Y CN2292218 Y CN 2292218Y
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- flue
- boiler
- shell
- water leg
- fin
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- Expired - Fee Related
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Abstract
The utility model discloses a vertical oil (gas) three reversal strokes boiler. A combustion core of the vertical oil (gas) three reversal strokes boiler comprises an inner lining cylindrical firebrick, an annular water jacket and a combustor outlet connection pipe three parts and is arranged at the bottom of an internal boiler. The middle of the annular water jacket is communicated with a boiler shell water jacket, and the combustion core is provided with a membrane wall, and an annular convection smoke channel is arranged between the internal boiler and the combustion core and the membrane wall. A residual heat convection smoke pipe the upper part of which is curly is even provided around the outer wall of the internal boiler in the boiler shell water jacket, and a smoke window in the upper part of the membrane wall near the head of the internal boiler is communicated with the annular convection smoke channel, and fins are provided around the inner wall of the internal boiler.
Description
The utility model relates to the boiler technology field, and being specifically related to a kind of is the vertical boiler of fuel with oil or gas.
In recent years, along with pressing for of science and technology development and environmental protection, a kind of novel heating equipment---fuel oil (gas) boiler arose at the historic moment.The especially vertical fuel oil of fuel oil (gas) boiler (gas) boiler, advantage such as automaticity height, safe and reliable to operation, sanitation and hygiene, floor space are little owing to having, easy arrangement installation is subjected to user's welcome.
But, with regard to existing vertical fuel oil (gas) boiler, be that employing is provided with intensive upright fume tube type heat transfer or arranges two kinds of structures of intensive horizontal water tube formula heat transfer on furnace wall at the flue top substantially.Existing this class boiler, because burner sprays into the fire smoke gases in the stove, promptly leave burner hearth after in the forward uphill process, only once washing away heat-transfer surface, therefore, also have following significant disadvantages: the flue gas that enters atmosphere flowing in stove is single, flow process short, and the furnace water cooling degree is big; Fuel combustion is insufficient, and the interior water circulation of boiler is bad, and it is not strong to conduct heat between cold fluid and hot fluid; Exhaust gas temperature is higher, and flue gas heat is not fully utilized, and heat loss due to exhaust gas is bigger; Difficulty is all compared in maintenance, deashing and scale removal.
The purpose of this utility model is to overcome above-mentioned the deficiencies in the prior art, provides a kind of and can realize the polynary flow direction of smoke three-pass in stove, thermal efficiency height, good energy-conserving effect, the vertical easily fuel oil of maintenance, deashing and scale removal (gas) boiler.
The purpose of this utility model can be achieved by following technical proposals:
The utility model comprises shell, flue, and heat-insulation layer, fume collecting chamber, the burning core, the shell water leg, the top hydroecium, its burning core is made of cylindrical shape refractory brick, annular water leg and burner outlet tube connector three parts, and places the flue inner bottom part.The middle part and the shell water leg of annular water leg connect, and obtain the water recycling-guard by the bottom tube connector.On the burning core, fin panel casing is set, leave the cellular convection flue between flue and burning core and fin panel casing, in the shell water leg, evenly be provided with the waste heat convection current smoke pipe of lower knuckle around furnace outer wall, the curved end of its underpart is connected with the bottom of cellular convection flue, the other end is connected with fume collecting chamber, and fin panel casing is whole to sealing by the annular wall that is welded by the water-circulating pipe of lower knuckle and the fin between pipe.The lower knuckle end of water-circulating pipe is connected with the shell water leg, and top is connected with the top hydroecium, and the flue gas window that the top of fin panel casing is provided with near the furnace gall head place also communicates with the cellular convection flue, is provided with even circular row fin in the flue upper inside wall.
The purpose of this utility model can also reach by following technical measures:
The top of fume collecting chamber is provided with the insulation cover that flexibly connects with shell upper end extension.The bottom of burning core is provided with the fire resistant heat preserving lid that flexibly connects with flue leftover bits and pieces limit extension, the angle of bend of the lower knuckle end of the water-circulating pipe on the fin panel casing is 120 degree, fin evenly is provided with along inboard wall of furnace circumference five equilibrium, two rows vertically are set at least, and relative position centering is staggered.Waste heat convection current smoke pipe is evenly arranged along the furnace outer wall circumference in the shell water leg, and the angle of bend of waste heat convection current smoke pipe lower knuckle end is 120 degree.
Below in conjunction with accompanying drawing and embodiment shown in the drawings the utility model is described in further detail, but content of the present utility model is not limited to shown in the accompanying drawing.
Fig. 1 is a structural representation of the present utility model;
Fig. 2 is C-C cutaway view of Fig. 1;
Fig. 3 is A-A cutaway view of Fig. 1;
Fig. 4 is B-B cutaway view of Fig. 1.
Burning core 1, burner outlet tube connector 2, burner companion flange 3; annular water leg 4, tube connector 5, cylindrical shape refractory brick 6; the water-circulating pipe 7 of lower knuckle, fin panel casing 8, fin 9; flue gas window 10, furnace gall head 11, flue 12; fin 13, the waste heat convection current smoke pipe 14 of lower knuckle, fire resistant heat preserving lid 15; shell end socket 16, shell 17, heat-insulation layer 18; containment vessel 19, fume collecting chamber 20, insulation cover 21; smoke exhaust pipe 22, cellular convection flue 23, shell water leg 24; water inlet takes over 25; boiling water goes out pipe 26, pressure release gland steam exhauster 27, top hydroecium 28.
In the embodiment shown in the figures, comprise shell 17, flue 12, burning core 1, shell water leg 24, fume collecting chamber 20, top hydroecium 28, burning core 1 is made of cylindrical shape refractory brick 6, annular water leg 4 and burner outlet tube connector 2 three parts, cylindrical shape refractory brick 6 is assemblied in the inner ring of annular water leg 4, and places flue 12 inner bottom parts.The middle part of annular water leg 4 and shell water leg 24 connect, and obtain the water recycling-guard by bottom tube connector 5.Fin panel casing 8 places on the burning core 1, and two parts intersection is filled and sealing with refractory material.Fin panel casing 8 is whole to sealing by the annular wall that is welded with fin 9 by the water-circulating pipe 7 of lower knuckle, the lower knuckle end of water-circulating pipe 7 is communicated with shell water leg 24, top one end passes furnace gall head 11 and is connected with top hydroecium 28, and the angle of bend of the lower knuckle end of water-circulating pipe 7 is 120 degree.Leave cellular convection flue 23 between the outer wall of fin panel casing 8 and burning core 1 and flue 12 inwalls,, be provided with flue gas window 10 and communicate with cellular convection flue 23 at close furnace gall head 11 places, the top of fin panel casing 8.In shell water leg 24, evenly be provided with the waste heat convection current smoke pipe 14 of lower knuckle around flue 12 outer walls, the curved end of waste heat convection current smoke pipe 14 bottoms is communicated with the bottom of cellular convection flue 23, the other end is connected with fume collecting chamber 20, and the angle of bend of waste heat convection current smoke pipe 14 lower knuckle ends is 120 degree.Evenly be provided with the staggered fin 13 of two row's circular rows in flue 12 upper inside wall.Fume collecting chamber 20 tops are provided with insulation cover 21, adopt flange bolt to be connected between the extension of insulation cover 21 and shell 17 upper ends.The bottom of burning core 1 is provided with fire resistant heat preserving lid 15, and the employing flange bolt is connected between fire resistant heat preserving lid 15 and the flue leftover bits and pieces limit extension.
During the utility model work, the furnace heat transfer process is to realize like this; Fire smoke gases by the ejection of external firing device is sent into burning core 1 through burner outlet tube connector 2, under the curved surface effect of cylindrical shape refractory brick 6, fire smoke gases is transformed into the high-temperature flue gas stream that rotation is risen at this, and flue gas is produced heat radiation and strong disturbance effect strengthens combustible and burn with the rapid mixing of air and burn.The high-temperature flue gas stream that rotation is risen washes away the inboard heating surface of fin panel casing 8, emit a large amount of radiations heat energies, impelling the water rapid evaporation in the water-circulating pipe 7 is steam water interface, with the bigger density contrast of water generates in the shell water leg 24, thereby add water circulating speed in the pressure cooker, make the interior heat transfer of pot more strong.The hot flue gas that rises changes in the cellular convection flue 23 through flue gas window 10, hot flue gas is pressed close to each heating surface from top to bottom and is carried out parallel baffled, and obtain the strong disturbance of upper fins 13, improved the coefficient of convective heat transfer of hot flue gas, heat-transfer intensity increases, emit a large amount of convection heats to each heating surface, the hot flue gas that arrives cellular convection flue 23 bottoms disperses to enter in the waste heat convection current smoke pipe 14, flue gas parallel baffled smoke pipe inwall is from bottom to top emitted convection heat, thereby further reduce exhaust gas temperature, enter the fume collecting chamber 20 at shell top at last, enter atmosphere through smoke exhaust pipe 22.Thus, enter flue gas in the stove and realized rising, decline, the polynary flow direction of three backhauls that rises again, prolonged the holdup time of flue gas in stove effectively, strengthened heat-transfer effect, thereby reached the purpose that improves boiler thermal output.
The utility model compared with prior art has following outstanding advantage:
1, in vertical liquid fuel (gas) boiler body, breaks through the constraint of present mode, adopted novel heat transfer Structure, realized inner flue gas of the stove three backhaul Multi-flows to, guaranteed that hot cigarette vapour has the enough heat transfer time in stove Effectively reduce exhaust gas temperature, to further reducing heat loss due to exhaust gas, improve boiler thermal output and produced remarkable effect Really.
2, adopt the burning core of structure uniqueness, greatly improved stove internal combustion condition, can promote in the flue gas flammable Thing and air strong mixes and conflagration and burning, and efficiency of combustion is higher, and annular water leg can make again simultaneously The tubular refractory brick of burning core and burner outlet tube connector obtain reinforcing and cooling protection, and got its service life To further improving.
3, the fin panel casing that adopts is the annular seal integral body that is welded by water-circulating pipe and fin, effectively Ground has increased heat exchange area. During work, the inner and outer wall of fin panel casing all directly contacts with high-temperature flue gas stream Carry out heat exchange, be in comprehensive heating status, increased heat-transfer intensity, heat transfer efficiency is improved, and water follows The bottom of endless tube is 120 degree bendings, is conducive to reduce to manage the flow resistance of interior carbonated drink, improves the interior water of pot and follows Ring, simultaneously also convenient maintenance and scale removal.
4, the ring smoke convection current chuck that arranges can effectively impel smoke gas flow to press close to each heating surface and wash away heat transfer, And the staggered vertical fin of putting of two rows in the chuck can be strengthened the disturbance of fume side, raising smoke convection exothermic coefficient Heat-transfer intensity increases, and can obtain preferably heat-transfer effect. Therefore ring smoke convection current chuck has the prior art of ratio The exchange capability of heat that convection heating surface is stronger.
5, adopt waste heat smoke convection smoke pipe, make in the stove heat of flue gas be fully used the thermal effect of boiler Rate is further enhanced. The flow process of high-temperature flue gas in stove can make the water in the pot like this than the length of prior art Heat up evenly, avoid subcooled boiling occurring and make the not good situation of heat transfer effect. The pipeline section lower end is curved shape, Be conducive to improve the elasticity of structure, reduce the heat expansion stress of structure. Good, the cigarette of afterbody low temperature heating surface heat-transfer effect The logical resistance of air-flow is little, structural safety is reliable.
6, insulation cover and shell upper end extension, fire resistant heat preserving lid all adopt flexible connection with the connected mode of flue leftover bits and pieces limit extension, and the angle of bend of water-circulating pipe and waste heat convection current smoke pipe lower end is 120 degree, makes things convenient for maintenance, deashing, scale removal.
Therefore, the utility model has solved in the vertical boiler technical field people effectively to be thirsted for solving always, but the technical barrier of not succeeing as yet so far is skillfully constructed, and dependable performance is a kind of product with prospect of marketing.
Claims (6)
1; a kind of vertical fuel oil (gas) three-pass boiler; comprise shell (17); flue (12); heat-insulation layer (18); fume collecting chamber (20); burning core (1); shell water leg (24); top hydroecium (28); the core (1) that it is characterized in that burning is by cylindrical shape refractory brick (6); annular water leg (4) and burner outlet tube connector (2) three parts constitute; and place flue (12) inner bottom part; the middle part of annular water leg (4) and shell water leg 24 connect; and obtain the water recycling-guard by bottom tube connector (5); on burning core (1), fin panel casing (8) is set; leave cellular convection flue (23) between flue (12) and burning core (1) and fin panel casing (8); in shell water leg (24); evenly be provided with the waste heat convection current smoke pipe (14) of lower knuckle around flue (12) outer wall; the curved end of its underpart communicates with the bottom of cellular convection flue (23); the other end is connected with fume collecting chamber (20); fin panel casing (8) is whole to sealing by the annular wall that is welded by the water-circulating pipe (7) of lower knuckle and the fin (9) between pipe; the lower knuckle end of water-circulating pipe (7) is connected with shell water leg (24); top is connected with top hydroecium (28); the top of fin panel casing (8) is located near furnace gall head (11); be provided with flue gas window (10) and communicate, be provided with even circular row fin (13) in flue (12) upper inside wall with cellular convection flue (23).
2, boiler according to claim 1 is characterized in that the top of fume collecting chamber (20) is provided with the insulation cover (21) that flexibly connects with shell (17) upper end extension.
3, boiler according to claim 1, the bottom of the core (1) that it is characterized in that burning are provided with the fire resistant heat preserving lid (15) that flexibly connects with flue (12) leftover bits and pieces limit extension.
4, boiler according to claim 1, the angle of bend that it is characterized in that the lower knuckle end of the water-circulating pipe (7) on the fin panel casing (8) are 120 degree.
5, boiler according to claim 1 is characterized in that fin (13) is evenly to be provided with along flue (12) inwall circumference five equilibrium, two rows vertically are set at least, and relative position centering is staggered.
6, boiler according to claim 1 is characterized in that waste heat convection current smoke pipe (14) evenly arranges along flue (12) outer wall circumference in the shell water leg, the angle of bend of waste heat convection current smoke pipe lower knuckle end is 120 degree.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 97203894 CN2292218Y (en) | 1997-01-16 | 1997-01-16 | Vertical oil (gas) combustion three reversal strokes boiler |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 97203894 CN2292218Y (en) | 1997-01-16 | 1997-01-16 | Vertical oil (gas) combustion three reversal strokes boiler |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2292218Y true CN2292218Y (en) | 1998-09-23 |
Family
ID=33924602
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 97203894 Expired - Fee Related CN2292218Y (en) | 1997-01-16 | 1997-01-16 | Vertical oil (gas) combustion three reversal strokes boiler |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2292218Y (en) |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100338392C (en) * | 2004-07-31 | 2007-09-19 | 王和 | Boiler of fuel oil and fuel gas through water pipe of furnace |
| CN101852424A (en) * | 2010-06-28 | 2010-10-06 | 山东骏马石油设备制造集团有限公司 | Vehicle-mounted, movable and skid-mounted smoke three-pass steam-injection boiler |
| CN101701746B (en) * | 2009-11-20 | 2012-05-30 | 中国科学技术大学 | Small-sized efficient fuel gas/fuel oil boiler |
| CN106403270A (en) * | 2016-06-08 | 2017-02-15 | 刘建文 | Efficient energy-saving combustion furnace |
| CN107795978A (en) * | 2017-10-31 | 2018-03-13 | 桂林淦隆环保设备有限责任公司 | A kind of alcohol-based fuel boiler |
| CN109185857A (en) * | 2018-08-17 | 2019-01-11 | 华电电力科学研究院有限公司 | Water screen tube fin and its processing and working method with buffering thermal stress and raising heat exchange efficiency |
| CN112923342A (en) * | 2021-02-04 | 2021-06-08 | 河南省四通锅炉有限公司 | Vertical fire tube waste heat boiler |
| CN113757668A (en) * | 2021-08-09 | 2021-12-07 | 西安交通大学 | Spiral ring rib water-cooling type cold flame gas burner |
| RU211009U1 (en) * | 2021-09-15 | 2022-05-18 | Публичное акционерное общество "Транснефть" (ПАО "Транснефть") | FIRE TUBE WATER BOILER WITH ECONOMIZER |
-
1997
- 1997-01-16 CN CN 97203894 patent/CN2292218Y/en not_active Expired - Fee Related
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100338392C (en) * | 2004-07-31 | 2007-09-19 | 王和 | Boiler of fuel oil and fuel gas through water pipe of furnace |
| CN101701746B (en) * | 2009-11-20 | 2012-05-30 | 中国科学技术大学 | Small-sized efficient fuel gas/fuel oil boiler |
| CN101852424A (en) * | 2010-06-28 | 2010-10-06 | 山东骏马石油设备制造集团有限公司 | Vehicle-mounted, movable and skid-mounted smoke three-pass steam-injection boiler |
| CN101852424B (en) * | 2010-06-28 | 2011-09-14 | 山东骏马石油设备制造集团有限公司 | Vehicle-mounted, movable and skid-mounted smoke three-pass steam-injection boiler |
| CN106403270A (en) * | 2016-06-08 | 2017-02-15 | 刘建文 | Efficient energy-saving combustion furnace |
| CN107795978A (en) * | 2017-10-31 | 2018-03-13 | 桂林淦隆环保设备有限责任公司 | A kind of alcohol-based fuel boiler |
| CN107795978B (en) * | 2017-10-31 | 2024-02-02 | 桂林淦隆环保设备有限责任公司 | Alcohol-based fuel boiler |
| CN109185857A (en) * | 2018-08-17 | 2019-01-11 | 华电电力科学研究院有限公司 | Water screen tube fin and its processing and working method with buffering thermal stress and raising heat exchange efficiency |
| CN112923342A (en) * | 2021-02-04 | 2021-06-08 | 河南省四通锅炉有限公司 | Vertical fire tube waste heat boiler |
| CN113757668A (en) * | 2021-08-09 | 2021-12-07 | 西安交通大学 | Spiral ring rib water-cooling type cold flame gas burner |
| RU211009U1 (en) * | 2021-09-15 | 2022-05-18 | Публичное акционерное общество "Транснефть" (ПАО "Транснефть") | FIRE TUBE WATER BOILER WITH ECONOMIZER |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |