CN104165455A - Water pipe type high temperature water boiler - Google Patents
Water pipe type high temperature water boiler Download PDFInfo
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- CN104165455A CN104165455A CN201410392906.2A CN201410392906A CN104165455A CN 104165455 A CN104165455 A CN 104165455A CN 201410392906 A CN201410392906 A CN 201410392906A CN 104165455 A CN104165455 A CN 104165455A
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 87
- 239000000779 smoke Substances 0.000 claims abstract description 5
- 230000008676 import Effects 0.000 claims description 18
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 claims description 16
- 239000003546 flue gas Substances 0.000 claims description 16
- 238000001816 cooling Methods 0.000 claims description 9
- 238000004880 explosion Methods 0.000 claims description 4
- 238000005192 partition Methods 0.000 claims description 4
- 238000010438 heat treatment Methods 0.000 description 11
- 239000007789 gas Substances 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 238000005452 bending Methods 0.000 description 3
- 238000009835 boiling Methods 0.000 description 3
- 230000008859 change Effects 0.000 description 3
- 235000019504 cigarettes Nutrition 0.000 description 3
- 238000002485 combustion reaction Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 230000009102 absorption Effects 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 2
- 239000000567 combustion gas Substances 0.000 description 2
- 239000000446 fuel Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- TVEXGJYMHHTVKP-UHFFFAOYSA-N 6-oxabicyclo[3.2.1]oct-3-en-7-one Chemical compound C1C2C(=O)OC1C=CC2 TVEXGJYMHHTVKP-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000740 bleeding effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 239000002737 fuel gas Substances 0.000 description 1
- 239000003517 fume Substances 0.000 description 1
- 230000002631 hypothermal effect Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 239000008239 natural water Substances 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 210000003296 saliva Anatomy 0.000 description 1
- 230000003685 thermal hair damage Effects 0.000 description 1
- 230000007306 turnover Effects 0.000 description 1
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Abstract
The invention relates to a water pipe type high temperature water boiler. The water pipe type high temperature water boiler comprises a combustor (1), a hearth (2) and a pipe bundle component area (3). The combustor (1) is arranged at the left end of the hearth (2), the pipe bundle component area (3) is arranged in the front of the hearth (2), the hearth (2) and the pipe bundle component area (3) are communicated through a smoke outlet window, and the pipe bundle component area (3) comprises a high temperature pipe bundle area (301) and a low temperature pipe bundle area (302). The water pipe type high temperature water boiler is characterized in that each pipe bundle area comprises a plurality of rows of coiled pipes, and the two ends of each coiled pipe are fixedly connected with a corresponding pipe bundle area inlet header and a corresponding pipe bundle area outlet header respectively; the outer end of the low temperature pipe bundle area inlet header (303) is connected with return water, the outer end of the low temperature pipe bundle area outlet header (304) is connected with the left end of the hearth (2), the outer end of the high temperature pipe bundle area inlet header (305) is connected to the left segment of the hearth (2), the outer end of the high temperature pipe bundle area outlet header (306) is connected to the right end of the hearth (2), and the right segment of the hearth (2) is further provided with a water outlet (14).
Description
Technical field
The invention belongs to high-temperature water hypothermal technical field, refer in particular to the temperature difference hot-water boiler technical field that is greater than 30 ℃ of turnover saliva, be specifically related to a kind of waterpipe type high-temperature hot-water boiler.
Background technology
Along with the continuous high speed development of China's economy, the raising of national environmental consciousness, the demand of large-scale fired gas-fired hot water boiler is also increasing, and leaving water temperature is also more and more higher.The main application scenario of such boiler is enumerated as follows:
1, the heating of north cold area, the thermal power of general separate unit boiler is more than 20MW, and boiler feed water temperature is 70 ℃, and leaving water temperature General Requirements is not less than 130 ℃.
2, fire dynamo-electric factory in order to guarantee to fire exerting oneself of machine, must improve the temperature of combustion machine porch combustion gas, General Requirements fuel gas temperature is more than 200 ℃.Therefore need to heat combustion gas, the thermal power of separate unit boiler is more than 10MW, and boiler feed water temperature is 70 ℃, and leaving water temperature General Requirements is not less than 150 ℃.
For the hot-water boiler of above-mentioned use occasion, the two barrel structure patterns of current domestic main employing SZS type, the water circulation of this pattern boiler mainly be take Natural Circulation as main, and current distribution is carried out in conjunction with direct current cooker pattern in part.But there is the problem of following several respects:
1, because the density difference of hot water is at each temperature less, the flow velocity of natural water circulation is lower, easily produces subcooled boiling, thereby cause heating surface to cross cause thermal damage for the larger region of thermic load heating surface.
2, the heat absorption in convection bank region is mainly the evaporation endothermic for steam, and endothermic effect is not obvious for hot-water boiler, so exhaust gas temperature is higher, and generally 180 ℃ of left and right, heat loss is large.
3, in order to improve boiler thermal output, must set up economizer at boiler tail, floor space is large, increase of investment.
4, water capacity of the boiler is large, and programming rate is slow.
Summary of the invention
In order to overcome the technological deficiency of above-mentioned existence, the present invention has designed a kind of waterpipe type high-temperature hot-water boiler, and it has solved above-mentioned existing problem.
In order to solve the technical problem of above-mentioned existence, the present invention has adopted following scheme:
A kind of waterpipe type high-temperature hot-water boiler, comprise burner (1), burner hearth (2) and tube bank component region (3), burner (1) is arranged on the left end of burner hearth (2), tube bank component region (3) is arranged on the place ahead of burner hearth (2), burner hearth (2) and tube bank component region (3) are communicated with by smoke outlet window, tube bank component region (3) comprises high temperature tube bank district (301) and cryogenic tube bundle district (302), it is characterized in that: high temperature tube bank district (301) and cryogenic tube bundle district (302) are horizontally disposed successively, each tube bank district is distributed with many row's coiled pipes, the two ends of coiled pipe are fixedly connected with tube bank district outlet header with corresponding tube bank district import header respectively, backwater enters the coiled pipe of cryogenic tube bundle district (302) by cryogenic tube bundle district import header (303)
withthe flue gas in cryogenic tube bundle district (302) carries out after heat exchange, the water pipe and the interior high-temperature flue gas of burner hearth that enter burner hearth (2) left part carry out heat exchange again, and then the flue gas that the coiled pipe that enters high temperature tube bank district (301) and high temperature are restrained district (301) carries out heat exchange, then the water pipe and the interior high-temperature flue gas of burner hearth that enter burner hearth (2) right part carry out heat exchange, finally by delivery port (14), discharge.
Further, in each tube bank district, arrange coiled pipe horizontal stacking more and arrange.
Further, coiled pipe becomes 180 ゜ continuous bending to form by pipe.
Further, prepattern water-cooling wall (201), rear fin panel casing (202), left fin panel casing (203) and right fin panel casing (204) are joined together to form burner hearth (2) by burner hearth upper collecting chamber (4) and burner hearth lower header (5), and burner (1) level is arranged on the left fin panel casing (203) of burner hearth (2); In burner hearth (2), on each fin panel casing, be distributed with flow process---lifting pipe (206) and the down-flow pipe (207) in a plurality of loops; The two ends up and down of lifting pipe (206) and down-flow pipe (207) are communicated with burner hearth upper collecting chamber (4) and burner hearth lower header (5) respectively, between the left end of burner hearth upper collecting chamber (4) and burner hearth lower header (5), left section of centre, middle right-hand member, right-hand member, are respectively arranged with successively partition.
Further, the afterbody in burner hearth (2) is also provided with many end exhausting part tube banks (205).
Further, cryogenic tube bundle district import header (303) outer end is connected with return pipe (6), and cryogenic tube bundle district outlet header (304) outer end is connected to the left end of the burner hearth upper collecting chamber (4) of burner hearth (2) by cryogenic tube bundle outlet (7), the first tube connector (10); High temperature tube bank district's import header (305) outer end is connected to left section of the centre of the burner hearth upper collecting chamber (4) of burner hearth (2) by high-temperature pipe beam entrance pipe (8), the second tube connector (11), the right-hand member that outlet (9), the 3rd tube connector (13) are connected to burner hearth upper collecting chamber (4) is restrained by high temperature in high temperature tube bank district's outlet header (306) outer end, and delivery port (14) is arranged on right section of the centre of burner hearth upper collecting chamber (4).
Further, the right-hand member at boiler is also provided with explosion proof door (13).
Further, this boiler adopts forced water circulation mode, and the water velocity in each region is controlled; More than the water velocity of the region down-flow pipe (207) that the interior thermic load of burner hearth (2) is large is controlled at 1.1m/s, more than the water velocity of lifting pipe (206) is controlled at 0.7m/s; More than in burner hearth (2), down-flow pipe (207) water velocity in other region is controlled at 1m/s, more than the water velocity of lifting pipe (206) is controlled at 0.5m/s.
This waterpipe type high-temperature hot-water boiler has following beneficial effect:
(1) the present invention adopts rational current to distribute and flow process, has guaranteed that each heating surface can obtain fully cooling, thereby has guaranteed boiler safety reliability service.
(2) the present invention adopts new structural shape, and in the situation that there is no economizer, exhaust gas temperature is lower, and boiler thermal output is higher.
(3) boiler structure of the present invention is compact, and volume is small and exquisite, and floor space is little.
(4) water capacity of the present invention is little, and programming rate is fast, reduces standby heat loss.
Accompanying drawing explanation
Fig. 1: the front view of waterpipe type high-temperature hot-water boiler of the present invention;
Fig. 2: the top view of waterpipe type high-temperature hot-water boiler of the present invention;
Fig. 3: the left view of waterpipe type high-temperature hot-water boiler of the present invention (removing burner);
Fig. 4: the burner hearth inner structure schematic diagram (left view) of waterpipe type high-temperature hot-water boiler of the present invention;
Fig. 5: the burner hearth afterbody tube bank schematic diagram of waterpipe type high-temperature hot-water boiler of the present invention;
Fig. 6: the tube bank modular construction schematic diagram of waterpipe type high-temperature hot-water boiler of the present invention;
Fig. 7: the boiler hot-water forced circulation schematic diagram of waterpipe type high-temperature hot-water boiler of the present invention;
Fig. 8: the present invention restrains the coiled pipe structural representation of parts.
Description of reference numerals:
1-burner; 2-burner hearth; 201-prepattern water-cooling wall; 202-rear fin panel casing; 203-left fin panel casing; 204-right fin panel casing; The tube bank of 205-afterbody; 206-lifting pipe; 207-down-flow pipe; 3-tube bank parts; 301-high temperature tube bank district; 302-cryogenic tube bundle district; 303-cryogenic tube bundle district import header; 304-cryogenic tube bundle district outlet header; 305-high temperature tube bank district's import header; 306-high temperature tube bank district outlet header; 4-burner hearth upper collecting chamber; 5-burner hearth lower header; 6-return pipe; 7-cryogenic tube bundle outlet; 8-high-temperature pipe beam entrance pipe; 9-high temperature tube bank outlet; The 10-the first tube connector; The 11-the second tube connector; The 12-the three tube connector; 13-explosion proof door; 14-delivery port; 15-hydrophobic dirt-removing valve; 16-air bleeding valve.
The specific embodiment
Below in conjunction with accompanying drawing, the present invention will be further described:
Fig. 1 to Fig. 8 shows a kind of waterpipe type high-temperature hot-water boiler, and this boiler adopts the water pipe structure pattern of horizontal arranging mode, comprises burner 1, burner hearth 2 and tube bank component region 3.Burner 1 is arranged on the left end of burner hearth 2, and tube bank component region 3 is arranged on the place ahead of burner hearth 2, and burner hearth 2 and tube bank component region 3 are communicated with by smoke outlet window, at the right-hand member of boiler, is also provided with explosion proof door 13.Burner hearth 2 is mainly by prepattern water-cooling wall 201, rear fin panel casing 202, left fin panel casing 203 and right fin panel casing 204 are formed by connecting by burner hearth upper collecting chamber 4 and burner hearth lower header 5, in burner hearth 2, on each fin panel casing, be distributed with flow process---lifting pipe 206 and the down-flow pipe 207 in a plurality of loops, as shown in Fig. 4 and Fig. 7, the two ends up and down of lifting pipe 206 and down-flow pipe 207 are communicated with burner hearth upper collecting chamber 4 and burner hearth lower header 5 respectively, burner hearth upper collecting chamber 4 left ends, middle left section, middle right-hand member, between right-hand member, be disposed with partition, the left end of burner hearth lower header 5, middle left section, middle right-hand member, between right-hand member, be also disposed with partition, the interior afterbody of burner hearth 2 (right-hand member) is also provided with many end exhausting part tube banks 205, as shown in Figure 5, many end exhausting part tube banks 205 can guarantee that burner hearth 2 outlet fibre selections are below 1000 ℃.Burner 1 level is arranged on the left fin panel casing 203 of boiler furnace 2, fuel in burner hearth 2 with the abundant mixed combustion of air, the fin panel casing by radiant heat transfer to surrounding, in heating water-cooling wall, i.e. stove water in lifting pipe 206 and down-flow pipe 207.
Tube bank component region 3 is divided into cryogenic tube bundle district 302 and high temperature tube bank district 301 two parts, and high temperature tube bank district 301He cryogenic tube bundle district 302 is horizontally disposed successively, as shown in Figure 6.The many rows coiled pipe that is provided with horizontal stacking in each tube bank district, as shown in Figure 8, coiled pipe becomes 180 ゜ continuous bending to form by pipe to coiled pipe structure, and imports and exports header welding connection with corresponding tube bank district.Cryogenic tube bundle district import header 303 outer ends are connected with return pipe 6 so that backwater enters cryogenic tube bundle district 302, outlet header 304 outer ends, cryogenic tube bundle district are connected with cryogenic tube bundle outlet 7 one end, and the other end of cryogenic tube bundle outlet 7 is connected to the left end of the burner hearth upper collecting chamber 4 of burner hearth 2 by the first tube connector 10.High temperature tube bank district's import header 305 outer ends are connected with high-temperature pipe beam entrance pipe 8 one end, the other end of high-temperature pipe beam entrance pipe 8 is connected to left section of the centre of the burner hearth upper collecting chamber 4 of burner hearth 2 by the second tube connector 11, outlet header 306 outer ends, high temperature tube bank district connect one end of high temperature tube bank outlet 9, the other end of high temperature tube bank outlet 9 is connected to the right-hand member of burner hearth upper collecting chamber 4 by the 3rd tube connector 13, in the centre of burner hearth upper collecting chamber 4, right section is also provided with delivery port 14.The high-temperature flue gas of furnace outlet is first cooling, then further cooling through cryogenic tube bundle district 302 through 301 heat absorptions of high temperature tube bank district, can guarantee that final exhaust gas temperature is below 140 ℃, even lower (below can reaching 100 ℃).
During work, fuel in burner hearth 2 with the abundant mixed combustion of air, the fin panel casing by radiant heat transfer to surrounding, the stove water of heating in water-cooling wall.Meanwhile, high-temperature flue gas transversal flow is arranged on many end exhausting part tube banks 205 of burner hearth 2 afterbodys, and cigarette temperature is further reduced to 950 ℃ of left and right, and enters tube bank component region 3 through smoke outlet window output.The snakelike tube bank of many rows in high-temperature flue gas transversal flow high temperature tube bank district 301, cigarette temperature drop is low to moderate 300 ℃ of left and right, the then snakelike tube bank of many rows in transversal flow cryogenic tube bundle district 302, below cigarette temperature drop to 140 ℃, even lower (can reach 100 ℃ following).Flue gas finally enters atmosphere through flue by chimney.
And the workflow of hot-water heating system is: the cryogenic tube bundle district import header 303 that backwater first enters cryogenic tube bundle district 302 through return pipe 6, through the snakelike tube bank heating Hou You cryogenic tube bundle district in cryogenic tube bundle district 302 outlet header 304, discharge and enter cryogenic tube bundle outlet 7, then by the first tube connector 10, enter into the left end of the burner hearth upper collecting chamber 4 of burner hearth 2, as shown in Figure 7, current enter the down-flow pipe 207 of burner hearth 2 left ends, after being confluxed by burner hearth lower header 5, enter the lifting pipe 206 of left section of burner hearth 2 centre, and conflux and after left section, discharge in the middle of burner hearth upper collecting chamber 4 through burner hearth upper collecting chamber 4, then, by the second tube connector 11, high-temperature pipe beam entrance pipe 8 enters into high temperature tube bank district's import header 305 in high temperature tube bank district 301, after the snakelike tube bank heating in high temperature tube bank district, by high temperature tube bank district outlet header 306, discharged, then, by high temperature, restrain outlet 9, the 3rd tube connector 13 enters into the right-hand member of burner hearth upper collecting chamber 4, current enter the down-flow pipe 207 of burner hearth 2 right-hand members, after being confluxed by burner hearth lower header 5, enter the lifting pipe 206 of right section of burner hearth 2 centre, finally by burner hearth upper collecting chamber 4, conflux and in the middle of burner hearth upper collecting chamber 4, after right section, from delivery port 14 outputs, meet the hot water of parameter request.
The invention provides a kind of new water pipe structure form, cancelled the convection bank of conventional boiler, and adopt a kind of new coiled pipe version as high temperature tube bank and cryogenic tube bundle, as shown in Figure 8.Tube bank becomes 180 ゜ continuous bending to form by multi coil, and is formed by connecting with import and export header welding.This new pipeline structure form makes this boiler can adopt forced water circulation mode, the water velocity in each region is carried out strictly controlling to guarantee boiler safety, more than the water velocity of the larger region of thermic load down-flow pipe is controlled at 1.1m/s, more than the water velocity of lifting pipe is controlled at 0.7m/s; More than the down-flow pipe water velocity in other region is controlled at 1m/s, more than the water velocity of lifting pipe is controlled at 0.5m/s.Reasonably flow velocity arrangement can guarantee that each heating surface of boiler is unlikely to produce subcooled boiling, can guarantee the safety of heating surface.Therefore for the definite boiler of thermal power rating, its discharge is also constant, and after tube bank bore and quantity are determined, the water velocity in its tube bank is also constant, so can guarantee the water circulation that boiler is good, and good heat-transfer effect.Even if boiler load changes, discharge respective change, the flow velocity of water also can calculate, as long as current degree is higher than lowest speed, what boiler still can reliability service.And for the hot-water boiler of Natural Circulation in prior art, the power of water flow is the density contrast that relies on water temperature to produce, moreover the quantity of convection bank is also more, water velocity is also slower, therefore when boiler load changes, quantity of circulating water can change, the quantity of lifting pipe, down-flow pipe also can change, and the reliability of boiler water cycle can not well be guaranteed.
After high temperature tube bank of the present invention and cryogenic tube bundle design are determined, the flow area of its fume side is also fixed, and the nominal flow rate of flue gas is also fixed.The snakelike tube bank of furnace outlet flue gas transversal flow, sweep of gases is more abundant, and heat transfer effect is better.Current become counter-flow arrangement mode with flue gas.The water velocity of each position of boiler, flue gas flow rate can be well controlled, and guarantee the safe and reliable operation of boiler.And the hot-water boiler of Natural Circulation, tube pitch changes, and sweep of gases can not be guaranteed completely; Because in-pipe flow is slow, heat exchange is relatively poor, the problems such as subcooled boiling that there will be hot-spot to cause simultaneously.
Therefore the present invention is simple in structure, reasonable in design, not only for user provides high-temperature-hot-water, and has improved boiler water cycle, makes the more reasonable safety of product; Boiler efficiency is higher, and boiler takes up an area the little cost of investment that also reduces user simultaneously.
By reference to the accompanying drawings the present invention has been carried out to exemplary description above; obvious realization of the present invention is not subject to the restrictions described above; as long as the various improvement that adopted method design of the present invention and technical scheme to carry out; or without improving, design of the present invention and technical scheme are directly applied to other occasion, all in protection scope of the present invention.
Claims (8)
1. a waterpipe type high-temperature hot-water boiler, comprise burner (1), burner hearth (2) and tube bank component region (3), burner (1) is arranged on the left end of burner hearth (2), tube bank component region (3) is arranged on the place ahead of burner hearth (2), burner hearth (2) and tube bank component region (3) are communicated with by smoke outlet window, tube bank component region (3) comprises high temperature tube bank district (301) and cryogenic tube bundle district (302), it is characterized in that: high temperature tube bank district (301) and cryogenic tube bundle district (302) are horizontally disposed successively, each tube bank district is distributed with many row's coiled pipes, the two ends of coiled pipe are fixedly connected with tube bank district outlet header with corresponding tube bank district import header respectively, backwater enters the coiled pipe in cryogenic tube bundle district (302) by cryogenic tube bundle district import header (303) and the flue gas of cryogenic tube bundle district (302) carries out after heat exchange, the water pipe and the interior high-temperature flue gas of burner hearth that enter burner hearth (2) left part carry out heat exchange again, and then the flue gas that the coiled pipe that enters high temperature tube bank district (301) and high temperature are restrained district (301) carries out heat exchange, then the water pipe and the interior high-temperature flue gas of burner hearth that enter burner hearth (2) right part carry out heat exchange, finally by delivery port (14), discharge.
2. waterpipe type high-temperature hot-water boiler according to claim 1, is characterized in that: in each tube bank district, arrange coiled pipe horizontal stacking more and arrange.
3. waterpipe type high-temperature hot-water boiler according to claim 1 and 2, it is characterized in that: prepattern water-cooling wall (201), rear fin panel casing (202), left fin panel casing (203) and right fin panel casing (204) are joined together to form burner hearth (2) by burner hearth upper collecting chamber (4) and burner hearth lower header (5), burner (1) level is arranged on the left fin panel casing (203) of burner hearth (2); In burner hearth (2), on each fin panel casing, be distributed with flow process---lifting pipe (206) and the down-flow pipe (207) in a plurality of loops; The two ends up and down of lifting pipe (206) and down-flow pipe (207) are communicated with burner hearth upper collecting chamber (4) and burner hearth lower header (5) respectively, between the left end of burner hearth upper collecting chamber (4) and burner hearth lower header (5), left section of centre, middle right-hand member, right-hand member, are respectively arranged with successively partition.
4. waterpipe type high-temperature hot-water boiler according to claim 3, is characterized in that: the afterbody in burner hearth (2) is also provided with many end exhausting part tube banks (205).
5. waterpipe type high-temperature hot-water boiler according to claim 3, it is characterized in that: cryogenic tube bundle district import header (303) outer end is connected with return pipe (6), cryogenic tube bundle district outlet header (304) outer end is connected to the left end of the burner hearth upper collecting chamber (4) of burner hearth (2) by cryogenic tube bundle outlet (7), the first tube connector (10); High temperature tube bank district's import header (305) outer end is connected to left section of the centre of the burner hearth upper collecting chamber (4) of burner hearth (2) by high-temperature pipe beam entrance pipe (8), the second tube connector (11), the right-hand member that outlet (9), the 3rd tube connector (13) are connected to burner hearth upper collecting chamber (4) is restrained by high temperature in high temperature tube bank district's outlet header (306) outer end, and delivery port (14) is arranged on right section of the centre of burner hearth upper collecting chamber (4).
6. waterpipe type high-temperature hot-water boiler according to claim 4, it is characterized in that: cryogenic tube bundle district import header (303) outer end is connected with return pipe (6), cryogenic tube bundle district outlet header (304) outer end is connected to the left end of the burner hearth upper collecting chamber (4) of burner hearth (2) by cryogenic tube bundle outlet (7), the first tube connector (10); High temperature tube bank district's import header (305) outer end is connected to left section of the centre of the burner hearth upper collecting chamber (4) of burner hearth (2) by high-temperature pipe beam entrance pipe (8), the second tube connector (11), the right-hand member that outlet (9), the 3rd tube connector (13) are connected to burner hearth upper collecting chamber (4) is restrained by high temperature in high temperature tube bank district's outlet header (306) outer end, and delivery port (14) is arranged on right section of the centre of burner hearth upper collecting chamber (4).
7. according to the waterpipe type high-temperature hot-water boiler described in claim 1,2,4,5 or 6, it is characterized in that: the right-hand member at boiler is also provided with explosion proof door (13).
8. according to the arbitrary described waterpipe type high-temperature hot-water boiler of claim 1 to 7, it is characterized in that: this boiler adopts forced water circulation mode, and the water velocity in each region is controlled; More than the water velocity of the region down-flow pipe (207) that the interior thermic load of burner hearth (2) is large is controlled at 1.1m/s, more than the water velocity of lifting pipe (206) is controlled at 0.7m/s; More than in burner hearth (2), down-flow pipe (207) water velocity in other region is controlled at 1m/s, more than the water velocity of lifting pipe (206) is controlled at 0.5m/s.
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| CN201410392906.2A CN104165455B (en) | 2014-08-12 | 2014-08-12 | A kind of waterpipe type high-temperature hot-water boiler |
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| CN201410392906.2A CN104165455B (en) | 2014-08-12 | 2014-08-12 | A kind of waterpipe type high-temperature hot-water boiler |
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| CN104165455A true CN104165455A (en) | 2014-11-26 |
| CN104165455B CN104165455B (en) | 2016-12-07 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108361960A (en) * | 2018-03-28 | 2018-08-03 | 浙江双峰锅炉制造有限公司 | One kind returning flame formula waterpipe type vacuum hot water unit |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN87207837U (en) * | 1987-05-07 | 1988-11-16 | 哈尔滨市长征锅炉厂 | Dual-purpose high-temp. water and steam generating boiler with lignite-burning capability |
| JP2835895B2 (en) * | 1992-04-17 | 1998-12-14 | 株式会社荏原製作所 | Split-type fluidized-bed water tube boiler |
| DE29602990U1 (en) * | 1995-02-06 | 1996-04-04 | Vaillant Joh Gmbh & Co | Water heater |
| CN2434606Y (en) * | 2000-06-08 | 2001-06-13 | 于海涛 | Efficiency polutionless boiler |
| CN2804616Y (en) * | 2005-06-28 | 2006-08-09 | 杭州燃油锅炉厂 | Boiler for burning coal slurry |
| CN101413716B (en) * | 2008-11-17 | 2010-11-17 | 鞍山锅炉厂有限公司 | Full film type wall angle pipe hot water boiler |
| CN203478179U (en) * | 2013-07-09 | 2014-03-12 | 长春宏日新能源有限责任公司 | Boiler with furnace arch structure |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108361960A (en) * | 2018-03-28 | 2018-08-03 | 浙江双峰锅炉制造有限公司 | One kind returning flame formula waterpipe type vacuum hot water unit |
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Denomination of invention: Water pipe type high temperature water boiler Effective date of registration: 20190306 Granted publication date: 20161207 Pledgee: China Everbright Bank Limited by Share Ltd. Hangzhou Yuhang sub branch Pledgor: HANGZHOU RUNPAQ ENERGY EQUIPMENT Co.,Ltd. Registration number: 2019330000062 |
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Granted publication date: 20161207 Pledgee: China Everbright Bank Limited by Share Ltd. Hangzhou Yuhang sub branch Pledgor: HANGZHOU RUNPAQ ENERGY EQUIPMENT Co.,Ltd. Registration number: 2019330000062 |
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