CN201621674U - Steam boiler capable of effectively improving heat utilization rate - Google Patents
Steam boiler capable of effectively improving heat utilization rate Download PDFInfo
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- CN201621674U CN201621674U CN2009200919133U CN200920091913U CN201621674U CN 201621674 U CN201621674 U CN 201621674U CN 2009200919133 U CN2009200919133 U CN 2009200919133U CN 200920091913 U CN200920091913 U CN 200920091913U CN 201621674 U CN201621674 U CN 201621674U
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Abstract
The utility model relates to a steam boiler, and in particular to a steam boiler capable of effectively improving the heat utilization rate, which comprises a heat energy roundabout system, and is characterized in that: a furnace pipe (7) passes through a water tank (31) to be communicated with an upper smoke-box roundabout box (29.1) through a furnace pipe smoke tube (22), the upper smoke-box roundabout box (29.1) passes through the water tank to be communicated with a lower smoke-box (30) or a lower smoke-box roundabout box (30.1) through a smoke tube (5), the lower smoke box (30) or the lower smoke-box roundabout box (30.1) passes through the water tank (31) to communicated with an upper smoke-box exhaustion box (29.2) through the smoke tube (5), and the upper smoke-box exhaustion box is communicated with a chimney through an upper smoke outlet (11); or the upper smoke-box exhaustion box passes through the water tank to be communicated with a lower smoke-box exhaustion box (30.2) through the smoke tube and is communicated with the chimney through a lower smoke outlet (32) to form the complete heat roundabout system. The steam boiler has the advantages of simple structure, low production cost, environmental protection, energy conservation, less smoke dust and the like.
Description
Technical field
The utility model relates to a kind of steam boiler, relates in particular to a kind of by the circuitous steam boiler that repeatedly utilizes and effectively improve the heat energy utilization rate of heat energy.
Background technology
Existing steam boiler is vertical boiler or horizontal boiler, and vertical boiler is that the boiler thermal output of a single backhaul or a return stroke half that is aided with part water screen tube or convection tube is very low.Left and right sides subregion is arranged the smoke pipe of two backhauls in the drum of horizontal boiler, turns back at the front smoke box of drum front portion; Between drum and the lower linked box, down-comer and water-cooled ancient piece of jade, round, flat and with a hole in its centre pipe are arranged, constitute the framework of combustion chamber.Steam-water separator is arranged at drum top, to reduce the water that water vapour is taken out of; Pot body heating surface is the bottom of drum, water-cooled ancient piece of jade, round, flat and with a hole in its centre pipe and pyrotechnics pipe.
Because steam boiler is a special equipment, safety device also is necessary; That is to say the indispensable water level meter of boiler, Pressure gauge, safety valve, thermometer, blowoff valve etc.
By existing boiler is observed, uses, keeped in repair, find that existing boiler has following problem: 1, the boiler room is too dirty, and dust is big, the common very severe of fireman's working environment.2, it is serious that existing hand-fired boiler burner hearth area gathers ash content greatly, and labour intensity is big during operation, stokehold temperature height, and the hot operation time is long, harm fireman health.3, installing needs the basis, and the cost height also bothers simultaneously very much.4, the water-tube boiler fouling is serious, easily stops up water pipe, burns out boiler.5, the exhaust gas temperature height, heat waste is big, and is not energy-conservation.6, coal smoke is big, contaminated environment.7, the boiler combustion coal requires high.8, the general floor space of boiler is bigger, and the boiler room cost is also higher relatively.9, boiler chimney height, invisible also bigger of cost.10, the boiler maintenance capacity is big, and the smoke pipe crock is serious, " because national requirements must be cleared up Boiler smoke tube in every month, maintenance cost is big ".11, the general boiler difficulty of boosting generally can not be satisfied the demand when needing steam very soon.12, steam pressure reduces during boiler fills, and steam pressure is shaky and unstable, and vapour band water influences steam quality easily.13, feedwater in the general boiler drum easily causes admission port (water knockout drum) incrustation scale to stop up, the influence feedwater.
In sum, existing boiler is owing to design, and heat waste is big, does not meet energy-conservation requirement.
Summary of the invention
In order to overcome the deficiency in the background technology, the utility model discloses a kind of steam boiler of effective raising heat energy utilization rate, the utility model is owing to adopted the circuitous mode of repeatedly utilizing of heat energy, significantly improved the heat energy utilization rate, by making heat energy making a circulation in boiler, both reduced the use amount of coal, and heat energy is maximized by water tank and drum absorption in back haul, and the lower smoke box that is provided with in the body of heater bottom precipitates soot dust granule, so the soot dust granule content of the dirt of discharging fume has obtained effective control; The utlity model has advantages such as simple in structure, that cost of manufacture is low, environmental protection and energy saving, flue dust are few.
For solving its technical problem, the scheme that the utility model adopted is:
A kind of steam boiler of effective raising heat energy utilization rate comprises being used to improve the circuitous system of heat energy utilization rate heat energy; Be used to strengthen the water circulation system of steam manufacture; The described heat energy system of making a circulation, described flue passes the circuitous case of water tank UNICOM upper smoke box by the flue smoke pipe, the circuitous case of upper smoke box passes water tank UNICOM lower smoke box or the circuitous case of lower smoke box by smoke pipe, the circuitous case of described lower smoke box or lower smoke box passes water tank UNICOM upper smoke box smoking box by smoke pipe, and described upper smoke box smoking box is by last outlet flue UNICOM blower fan, chimney; Or the upper smoke box smoking box passes water tank UNICOM lower smoke box smoking box by smoke pipe, and constitutes the circuitous system of complete heat energy by described outlet flue UNICOM blower fan down, chimney; The upper smoke box top of being made up of circuitous case of described upper smoke box and upper smoke box smoking box is provided with drum; Described water circulation system, the drum that is arranged on shell top upper smoke box upper end is connected the bottom of shell inner water tank by down-comer, passes upper smoke box UNICOM vapour chamber at water tank upper by trunnion.
The steam boiler of described effective raising heat energy utilization rate, described drum comprises the vapour chamber on top and the water cavity of bottom, sidewall at drum is provided with water level interface, and the connector position of vapour chamber and venthole is provided with described steam-water separator, and relief valve port is arranged on the drum upper end.
The steam boiler of described effective raising heat energy utilization rate, described upper smoke box is made of the cavity that forms between the upper perforated plate of drum bottom surfaces, water tank and the shell, described upper smoke box is divided into the circuitous case of upper smoke box and two spaces of upper smoke box smoking box by upper spacer, is provided with outlet flue on the shell wall of upper smoke box smoking box.
The steam boiler of described effective raising heat energy utilization rate, described lower smoke box is made of the cavity between lower perforated plate, shell bottom, the slag locular wall outside and the boiler bottom of water cavity, described lower smoke box is an independently cavity or isolated by lower clapboard by the circuitous case of lower smoke box, lower smoke box smoking box and to be divided into two cavitys, and wherein said lower smoke box smoking box is provided with down outlet flue; Described lower smoke box, the circuitous case of lower smoke box and lower smoke box smoking box are similarly dust catcher chamber and the other You Cheongju ash of Fen door.
The steam boiler of described effective raising heat energy utilization rate, described water tank is made of the cavity that forms between upper perforated plate, lower perforated plate, furnace outer wall, flue tube sheet and the shell, described vent passes water tank UNICOM flue by shell, is respectively equipped with water inlet and sewage draining exit in the water tank bottom.
The steam boiler of described effective raising heat energy utilization rate, lower perforated plate are an eccentric annulus, and described flue bottom is installed in the hole of annulus.
The steam boiler of described effective raising heat energy utilization rate, the bottom of described flue is provided with fire grate, is enclosed to cut by the slag locular wall in the bottom of fire grate to form the slag chamber, and described slag chamber is provided with cleanout door.
The steam boiler of described effective raising heat energy utilization rate, the flue smoke pipe of the circuitous case UNICOM of flue and upper smoke box is at least one.
The steam boiler of described effective raising heat energy utilization rate, the smoke pipe of circuitous case of upper smoke box and lower smoke box UNICOM or the circuitous case of upper smoke box and the circuitous case of lower smoke box are respectively at least one.
The steam boiler of described effective raising heat energy utilization rate, the circuitous case of described lower smoke box or lower smoke box are at least one with the smoke pipe of upper smoke box smoking box UNICOM respectively; Described upper smoke box smoking box and lower smoke box the smoking box smoke pipe of UNICOM respectively are at least one.
Owing to adopted technique scheme, the present invention to have following superiority;
The steam boiler of raising heat energy utilization rate described in the utility model, through technological improvement coal-fired use amount is reduced significantly, described boiler attendance is simple, labour intensity is little, make in the boiler room clean, good work environment, can reach the requirement that the national fireman who proposes many years ago wears the gown of a doctor working, boiler does not fall or minuses temperature when adding water simultaneously, has effectively guaranteed even running, and steam quality is higher relatively; The utility model has passed through a large amount of tests, test, and boiler described in the utility model is compared the fire coal that can save about 1/2nd with vertical boiler, compares the fire coal that can save about 1/3rd with horizontal boiler, has good energy-saving effect; Boiler described in the utility model is by being provided with lower smoke box, make flue dust through out-of-date under the gravity effect soot dust granule stay in the described lower smoke box, and soot dust granule Ke Tong Guo Cheongju ash door periodic cleaning, so have certain dust removing effects, if use anthracite " shanxi coal " burning, soot dust granule can reduce significantly, even cannot see flue dust.
Description of drawings
Fig. 1 is a structural representation of the present utility model;
Fig. 2 is the A-A view of Fig. 1;
Fig. 3 is the B-B view of Fig. 1;
Fig. 4 is another example structure schematic diagram of the present utility model;
Fig. 5 is the C-C view of Fig. 4;
Fig. 6 is the D-D view of Fig. 4;
Fig. 7 is a heat energy circulation schematic diagram of the present utility model;
Among the figure: 1, steam-water separator; 2, drum; 3, vapour chamber; 4, upper perforated plate; 5, smoke pipe; 6, water cavity; 7, flue; 8, shell; 9, lower perforated plate; 10,, Cheongju is grey; 11, go up outlet flue; 12, boiler bottom; 13, dust catcher chamber; 14, slag chamber; 15, slag locular wall; 16, cleanout door; 17, vent; 18, fire grate; 19, sewage draining exit; 20, upper spacer; 21, flue tube sheet; 22, flue smoke pipe; 23, trunnion; 24, down-comer; 25, water level interface; 26, relief valve port; 27, venthole; 28, water inlet; 29, upper smoke box; 29.1, the circuitous case of upper smoke box; 29.2, the upper smoke box smoking box; 30, lower smoke box; 30.1, the circuitous case of lower smoke box; 30.2, the lower smoke box smoking box; 31, water tank; 32, following outlet flue; 33, lower clapboard.
The specific embodiment
Now in conjunction with the accompanying drawings the utility model is described in detail, but need to prove that the utility model is not limited to the following examples; Open the purpose of this utility model is intended to protect all changes and improvements in the utility model scope;
Shown in Fig. 1～7, a kind of steam boiler of effective raising heat energy utilization rate comprises being used to improve the circuitous system of heat energy utilization rate heat energy; Be used to strengthen the water circulation system of steam manufacture; The described heat energy system of making a circulation, described flue 7 passes the circuitous case 29.1 of water tank 31 UNICOM's upper smoke box by flue smoke pipe 22, the circuitous case 29.1 of upper smoke box passes water tank 31 UNICOM's lower smoke box 30 or the circuitous case 30.1 of lower smoke box by smoke pipe 5, the circuitous case 30.1 of described lower smoke box 30 or lower smoke box passes water tank 31 UNICOM's upper smoke box smoking box 29.2 by smoke pipe 5, and described upper smoke box smoking box 29.2 is by last outlet flue 11 UNICOM's blower fans, chimney; Or upper smoke box smoking box 29.2 passes water tank 31 UNICOM's lower smoke box smoking box 30.2 by smoke pipe 5, and constitutes the circuitous system of complete heat energy by described outlet flue 32 UNICOM's blower fans down, chimney; Upper smoke box 29 tops of being made up of circuitous case 29.1 of described upper smoke box and upper smoke box smoking box 29.2 are provided with drum 2; Described water circulation system, the drum 2 that is arranged on shell 8 top upper smoke box 29 upper ends is connected the bottom of shell 8 inner water tanks 31 by down-comer 24, passes upper smoke box 29 UNICOM vapour chambeies 3 on water tank 31 tops by trunnion 23.
The steam boiler of described effective raising heat energy utilization rate, described drum 2 comprises the water cavity 6 of the vapour chamber 3 and the bottom on top, sidewall at drum 2 is provided with water level interface 25, vapour chamber 3 is provided with described steam-water separator 1 with the connector position of venthole 27, and relief valve port 26 is arranged on any part on drum 2 tops; Described upper smoke box 29 is made of the cavity that forms between the upper perforated plate 4 of drum 2 bottom surfaces, water tank 31 and the shell 8, described upper smoke box 29 is divided into the circuitous case 29.1 of upper smoke box and 29.2 two spaces of upper smoke box smoking box by upper spacer 20, is provided with outlet flue 11 on shell 8 walls of upper smoke box smoking box 29.2; Described lower smoke box 30 is made of the cavity between water cavity 6 lower perforated plates 9, shell 8 bottoms, slag locular wall 15 outsides and the boiler bottom 12, described lower smoke box 30 is an independently cavity or isolated by lower clapboard 33 by the circuitous case 30.1 of lower smoke box, lower smoke box smoking box 30.2 and to be divided into two cavitys, and wherein said lower smoke box smoking box 30.2 is provided with down outlet flue 32; Described lower smoke box 30, circuitous case 30.1 of lower smoke box and lower smoke box smoking box 30.2 are similarly dust catcher chamber 13 and the other You Cheongju ash of Fen door 10.
The steam boiler of described effective raising heat energy utilization rate, described water tank 31 is made of the cavity that forms between upper perforated plate 4, lower perforated plate 9, flue 7 outer walls, flue tube sheet 21 and the shell 8, described vent 17 passes water tank 31 UNICOM's flues 7 by shell 8, is respectively equipped with water inlet 28 and sewage draining exit 19 in water tank 31 bottoms; Lower perforated plate 9 is an eccentric annulus, and described flue 7 bottoms are installed in the hole of annulus; The bottom of described flue 7 is provided with fire grate 18, is enclosed to cut by slag locular wall 15 in the bottom of fire grate 18 to form slag chamber 14, and described slag chamber 14 is provided with cleanout door 16; Flue 7 is at least one with the flue smoke pipe 22 of circuitous case 29.1 UNICOMs of upper smoke box; The circuitous case 29.1 of upper smoke box is respectively at least one with the smoke pipe 5 or the circuitous case 29.1 of upper smoke box of lower smoke box 30 UNICOMs with the circuitous case 30.1 of lower smoke box; The circuitous case 30.1 of described lower smoke box 30 or lower smoke box be at least one with the smoke pipe 5 of upper smoke box smoking box 29.2 UNICOMs respectively, and the smoke pipe 5 of described upper smoke box smoking box 29.2 and lower smoke box smoking box 30.2 UNICOMs is at least one.
The process of implementing the steam boiler of described effective raising heat energy utilization rate is; Wherein three backhauls are, combustion fire district in flue 7 sends into fire coal by vent 17, produce heat energy by fire coal, heat energy rises to enter and finishes heating for the first time to water tank 31, drum 2 when flue smoke pipe 22 backs arrive the circuitous case of upper smoke box 29.1, finish secondary heating when heat energy enters lower smoke box 30 via smoke pipe 5 then to water tank 31, finish the secondary heating that to water tank 31 three times add gentle water cavity 6 when then arriving upper smoke box smoking box 29.2, extract flue dust out boiler via outlet flue 11 by the air draft mechanism in the chimney at last via smoke pipe 5.
The process of implementing the steam boiler of described effective raising heat energy utilization rate is; Wherein four backhauls are, combustion fire district in flue 7 sends into fire coal by vent 17, produce heat energy by fire coal, heat energy rises to enter when flue smoke pipe 22 backs arrive the circuitous case of upper smoke box 29.1 and finishes water tank 31, heating for the first time of drum 2, finish secondary heating when heat energy enters the circuitous case of lower smoke box 30.1 via smoke pipe 5 then to water tank 31, finish the secondary heating that to water tank 31 three times add gentle water cavity 6 when then arriving upper smoke box smoking box 29.2 via smoke pipe 5, then upper smoke box smoking box 29.2 enters four processes of heating that lower smoke box smoking box 30.2 is finished water tank 31 by smoke pipe 5, and the following outlet flue 32 that is arranged on described lower smoke box smoking box 30.2 is extracted flue dust out boiler by the air exhauster in the flue system.
Need to prove that the utility model can realize the heating for multiple times of large-sized boiler or miniature boiler, when boiler is big, use four backhauls, maximizing utilize heat energy, three backhauls are used in less boiler suggestion, can satisfy the maximum using of heat energy fully.
Claims (10)
1. a steam boiler that effectively improves the heat energy utilization rate comprises being used to improve the circuitous system of heat energy utilization rate heat energy; Be used to strengthen the water circulation system of steam manufacture, it is characterized in that: the described heat energy system of making a circulation, described flue (7) passes the circuitous case (29.1) of water tank (31) UNICOM upper smoke box by flue smoke pipe (22), the upper smoke box case (29.1) that makes a circulation passes the circuitous case (30.1) of water tank (31) UNICOM's lower smoke box (30) or lower smoke box by smoke pipe (5), the circuitous case (30.1) of described lower smoke box (30) or lower smoke box passes water tank (31) UNICOM's upper smoke box smoking box (29.2) by smoke pipe (5), and described upper smoke box smoking box (29.2) is by last outlet flue (11) UNICOM blower fan, chimney; Or upper smoke box smoking box (29.2) passes water tank (31) UNICOM's lower smoke box smoking box (30.2) by smoke pipe (5), and constitutes the circuitous system of complete heat energy by described outlet flue (32) UNICOM blower fan down, chimney; Upper smoke box (29) top of being made up of circuitous case (29.1) of described upper smoke box and upper smoke box smoking box (29.2) is provided with drum (2); Described water circulation system, the drum (2) that is arranged on shell (8) top upper smoke box (29) upper end is connected the bottom of shell (8) inner water tank (31) by down-comer (24), passes upper smoke box (29) UNICOM vapour chamber (3) on water tank (31) top by trunnion (23).
2. the steam boiler of effective raising heat energy utilization rate according to claim 1, it is characterized in that: described drum (2) comprises the water cavity (6) of the vapour chamber (3) and the bottom on top, sidewall at drum (2) is provided with water level interface (25), vapour chamber (3) is provided with described steam-water separator (1) with the connector position of venthole (27), and relief valve port (26) is arranged on drum (2) upper end.
3. the steam boiler of effective raising heat energy utilization rate according to claim 1, it is characterized in that: described upper smoke box (29) is made of the cavity that forms between the upper perforated plate (4) of drum (2) bottom surfaces, water tank (31) and the shell (8), described upper smoke box (29) is divided into the circuitous case (29.1) of upper smoke box and (29.2) two spaces of upper smoke box smoking box by upper spacer (20), is provided with outlet flue (11) on shell (8) wall of upper smoke box smoking box (29.2).
4. the steam boiler of effective raising heat energy utilization rate according to claim 1, it is characterized in that: described lower smoke box (30) is made of the cavity between lower perforated plate (9), shell (8) bottom, slag locular wall (15) outside and the boiler bottom (12) of water cavity (6), described lower smoke box (30) is an independently cavity or be divided into two cavitys by lower clapboard (33) isolation by the circuitous case (30.1) of lower smoke box, lower smoke box smoking box (30.2), and wherein said lower smoke box smoking box (30.2) is provided with down outlet flue (32); Described lower smoke box (30), the circuitous case (30.1) of lower smoke box and lower smoke box smoking box (30.2) are similarly dust catcher chamber (13) and are respectively equipped with shoot door (10).
5. the steam boiler of effective raising heat energy utilization rate according to claim 1, it is characterized in that: described water tank (31) is made of the cavity that forms between upper perforated plate (4), lower perforated plate (9), flue (7) outer wall, flue tube sheet (21) and the shell (8), described vent (17) passes water tank (31) UNICOM's flue (7) by shell (8), is respectively equipped with water inlet (28) and sewage draining exit (19) in water tank (31) bottom.
6. the steam boiler of effective raising heat energy utilization rate according to claim 1 is characterized in that: lower perforated plate (9) is an eccentric annulus, and described flue (7) bottom is installed in the hole of annulus.
7. the steam boiler of effective raising heat energy utilization rate according to claim 1, it is characterized in that: the bottom of described flue (7) is provided with fire grate (18), enclosed to cut by slag locular wall (15) in the bottom of fire grate (18) and form slag chamber (14), described slag chamber (14) is provided with cleanout door (16).
8. the steam boiler of effective raising heat energy utilization rate according to claim 1 is characterized in that: flue (7) is at least one with the flue smoke pipe (22) of circuitous case (29.1) UNICOM of upper smoke box.
9. the steam boiler of effective raising heat energy utilization rate according to claim 1 is characterized in that: the make a circulation smoke pipe (5) or the circuitous case (29.1) of upper smoke box of case (29.1) and lower smoke box (30) UNICOM of upper smoke box is respectively at least one with the circuitous case (30.1) of lower smoke box.
10. the steam boiler of effective raising heat energy utilization rate according to claim 1 is characterized in that: the circuitous case (30.1) of described lower smoke box (30) or lower smoke box is at least one with the smoke pipe (5) of upper smoke box smoking box (29.2) UNICOM respectively; Described upper smoke box smoking box (29.2) is at least one with the smoke pipe (5) of lower smoke box smoking box (30.2) UNICOM.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009200919133U CN201621674U (en) | 2009-07-27 | 2009-07-27 | Steam boiler capable of effectively improving heat utilization rate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009200919133U CN201621674U (en) | 2009-07-27 | 2009-07-27 | Steam boiler capable of effectively improving heat utilization rate |
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| Publication Number | Publication Date |
|---|---|
| CN201621674U true CN201621674U (en) | 2010-11-03 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009200919133U Expired - Fee Related CN201621674U (en) | 2009-07-27 | 2009-07-27 | Steam boiler capable of effectively improving heat utilization rate |
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| Country | Link |
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| CN (1) | CN201621674U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103148581A (en) * | 2013-03-23 | 2013-06-12 | 赵光明 | Vertical triple-pass gas boiler |
| CN107062196A (en) * | 2017-05-25 | 2017-08-18 | 枣庄市苏鲁特采暖设备有限公司 | The steam boiler that can be automatically replenished |
| CN111998329A (en) * | 2020-08-26 | 2020-11-27 | 金文应 | Three-return-stroke vertical gas boiler |
-
2009
- 2009-07-27 CN CN2009200919133U patent/CN201621674U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103148581A (en) * | 2013-03-23 | 2013-06-12 | 赵光明 | Vertical triple-pass gas boiler |
| CN107062196A (en) * | 2017-05-25 | 2017-08-18 | 枣庄市苏鲁特采暖设备有限公司 | The steam boiler that can be automatically replenished |
| CN111998329A (en) * | 2020-08-26 | 2020-11-27 | 金文应 | Three-return-stroke vertical gas boiler |
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|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20101103 Termination date: 20150727 |
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| EXPY | Termination of patent right or utility model |