CN201903160U - Boiler - Google Patents
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- Publication number
- CN201903160U CN201903160U CN2010206858013U CN201020685801U CN201903160U CN 201903160 U CN201903160 U CN 201903160U CN 2010206858013 U CN2010206858013 U CN 2010206858013U CN 201020685801 U CN201020685801 U CN 201020685801U CN 201903160 U CN201903160 U CN 201903160U
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- Prior art keywords
- exhaust pipe
- boiler
- water tank
- burner hearth
- combustion chamber
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Abstract
The embodiment of the utility model discloses a boiler, which comprises a water tank, a fume exhaust pipe, a combustion chamber and a fuel supply device, wherein a hearth is arranged in the water tank, one end of the fume exhaust pipe is connected with a fume outlet of the hearth, the other end of the fume exhaust pipe passes out of the hearth, and the parts of the fume exhaust pipe positioned in the hearth are spirally distributed; the combustion chamber is arranged at the bottom part of the hearth and is communicated with the hearth; and the fuel supply device is connected with a feeding port of the combustion chamber. In the boiler provided by the embodiment of the utility model, the hearth of the boiler is arranged in the water tank and is connected with the fume outlet of the hearth through the fume exhaust pipe; the parts of the fume exhaust pipe positioned in the hearth are spirally distributed, finally pass out of the water tank and are used for exhausting the fume; and through the spiral arrangement of the fume exhaust pipe, the time of exhausting the high-temperature fume is prolonged, so that the fume exhaust pipe completely conducts heat exchange with the water in the water tank, and the heat utilization rate of the high-temperature fume is improved. The structure is heated in such a manner that the fire is enwrapped by the water; and as the fume exhaust pipe passes through the water tank, the problem that the water pipe of the existing boiler is blocked by the scale is solved, and the failure rate is reduced.
Description
Technical field
The utility model relates to boiler manufacturing technology field, more particularly, relates to a kind of boiler.
Background technology
Boiler is a kind of commonplace thermal energy exchange equipment, by the burning realization of fuel the liquid in the boiler is heated.Usually boiler is used for water is heated, and is applied to warm oneself, has a bath, the every aspect of life such as drinking water.
The mode of heating of existing boiler is, is provided with water pipe in the burner hearth mid-game of boiler, and water pipe is connected with the water tank of boiler, in the process of heating, the high-temperature flue gas that burning produces in the burner hearth heats water pipe, be transported in the water tank of boiler after water is heated in water pipe, thereby realization is to the heating of water.
Above-mentioned boiler is in the process of heating, fuel in burner hearth, burn high-temperature flue gas that the back produces since temperature than higher, the speed that produces back thermal current rising is very fast, from boiler, discharge very soon behind the zone that high-temperature flue gas distributes through water pipe, the boiler of this mode of heating is when work, high-temperature flue gas is very short to the heat time heating time of water pipe, so a large amount of flue gases that the burning back produces just are discharged from a short period of time, heat of high temperature in the flue gas is not absorbed fully, cause the waste of heat energy, the heat energy utilization rate that fuel combustion produces is low.
Simultaneously, when the high-temperature flue gas that burning produces in the above-mentioned boiler heats water pipe, because water pipe is by direct-fired parts, after work a period of time, the inwall of water pipe can produce one deck incrustation scale, not only influenced the efficiency of heating surface, also caused water pipe blocked easily, made the fault rate of boiler than higher to water in the water pipe.
The utility model content
In view of this, the utility model provides a kind of boiler, to improve the utilization efficiency of heat energy that fuel in the boiler is produced, has reduced the fault rate of boiler simultaneously.
In order to achieve the above object, the utility model embodiment provides following technical scheme:
A kind of boiler comprises:
Water tank is provided with burner hearth in this water tank;
One end links to each other with the exhanst gas outlet of described burner hearth, and the other end passes the smoke exhaust pipe of described burner hearth, and the position spiral that this smoke exhaust pipe is arranged in burner hearth distributes;
Be arranged on the bottom of described burner hearth, and the combustion chamber that communicates with described burner hearth;
The fuel supply system that is connected with the charging aperture of described combustion chamber.
Preferably, in the above-mentioned boiler, the outer wall that described smoke exhaust pipe is arranged in the position of described water tank is provided with heat exchanging fin.
Preferably, in the above-mentioned boiler, the end that described smoke exhaust pipe passes described water tank is provided with disposal box, is provided with the multi-disc screen pack in this disposal box.
Preferably, in the above-mentioned boiler, the outer wall of described water tank is provided with heat-insulation layer.
Preferably, in the above-mentioned boiler, the inwall at the top of described burner hearth is provided with wind complement port, and the outer wall at the top of described burner hearth is provided with the benefit air compartment that communicates with described wind complement port, and the air inlet of described benefit air compartment is provided with secondary air channel.
Preferably, in the above-mentioned boiler, described benefit air compartment is that annular is mended air compartment, and wind complement port is arranged on the inwall of described roof of the furnace equably.
Preferably, in the above-mentioned boiler, described combustion chamber comprises:
Burning groove, its bottom surface is provided with fire rod, and the bottom surface of the feed end of described burning groove is provided with air admission hole, the bottom surface of the slag output end of described burning groove is provided with towards the deslagging of the direction rotation of the slag notch of described combustion chamber and rolls cage, it is tubular structure that this deslagging rolls cage, and its barrel is provided with air admission hole;
Be arranged on described burning groove below, and roll the air inlet interlayer that the air admission hole on the cage communicates with the air admission hole and the deslagging of described feed end;
Output and described deslagging roll the motor of slagging tap that the rotating shaft of cage is connected.
Preferably, in the above-mentioned boiler, described fuel supply system comprises:
Hopper, its bottom is provided with the feed pipe with the feeding inlet of described combustion chamber;
Be arranged on the follower arm in the described feed pipe, this follower arm is provided with flight;
The charging motor that output is connected with described follower arm.
Preferably, in the above-mentioned boiler, described hopper is a broach hopper, and described feed pipe is arranged on the less bottom of described hopper cross-sectional area.
Preferably, in the above-mentioned boiler, also comprise the ash bucket of the slag notch below that is arranged on described combustion chamber.
As shown from the above technical solution, in the boiler that the utility model embodiment provides, the burner hearth of boiler is arranged in the water tank, and link to each other with the exhanst gas outlet of burner hearth by smoke exhaust pipe, and the position spiral that this smoke exhaust pipe is arranged in water tank distributes, finally pass water tank and smoke evacuation, high-temperature flue gas heats the water in the water tank by smoke exhaust pipe in the said structure, the spiral setting of smoke exhaust pipe has prolonged the time that high-temperature flue gas is discharged from, make in smoke exhaust pipe and the burner hearth flue gas fully with water tank in water carry out heat exchange, improved heat energy utilization rate to high-temperature flue gas, simultaneously because this structure adopts the mode of water bag fire to heat, smoke exhaust pipe passes water tank, so the water pipe that does not have existing boiler has been reduced fault rate by the problem that incrustation scale blocks.
Description of drawings
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art, to do to introduce simply to the accompanying drawing of required use in embodiment or the description of the Prior Art below, apparently, accompanying drawing in describing below only is embodiment more of the present utility model, for those of ordinary skills, under the prerequisite of not paying creative work, can also obtain other accompanying drawing according to these accompanying drawings.
The plan structure schematic diagram of the boiler that Fig. 1 provides for the utility model embodiment;
Fig. 2 is the right view of Fig. 1;
Fig. 3 be among Fig. 1 B-B to the sectional structure schematic diagram;
Fig. 4 be among Fig. 1 A-A to the sectional structure schematic diagram;
The part-structure schematic diagram of the boiler that Fig. 5 provides for the utility model embodiment;
The part-structure schematic diagram of the boiler that Fig. 6 provides for the utility model embodiment.
The specific embodiment
Below in conjunction with the accompanying drawing among the utility model embodiment, the technical scheme among the utility model embodiment is clearly and completely described, obviously, described embodiment only is a part of embodiment of the present utility model, rather than whole embodiment.Based on the embodiment in the utility model, the every other embodiment that those of ordinary skills are obtained under the prerequisite of not making creative work belongs to the scope that the utility model is protected.
The utility model provides a kind of boiler, has improved the utilization ratio to fuel thermal energy in the boiler, has reduced the fault rate of boiler simultaneously.
Please refer to accompanying drawing 1-6, the plan structure schematic diagram of the boiler that provides among the utility model embodiment is provided Fig. 1; Fig. 2 is the right view of Fig. 1; Fig. 3 be among Fig. 1 B-B to the sectional structure schematic diagram; Fig. 4 be among Fig. 1 A-A to the sectional structure schematic diagram; The part-structure schematic diagram of the boiler that provides among the utility model embodiment is provided Fig. 5; The part-structure schematic diagram of the boiler that Fig. 6 provides for the utility model embodiment.
The boiler that the utility model embodiment provides comprises water tank 9, smoke exhaust pipe 6, burner hearth 5, combustion chamber 1 and fuel supply system, wherein:
One end of smoke exhaust pipe 6 links to each other with the exhanst gas outlet of burner hearth 5, and the other end passes burner hearth 5, and the position spiral that smoke exhaust pipe 6 is arranged in burner hearth 5 distributes;
Fuel supply system is connected with the charging aperture of combustion chamber 1, is used for to combustion chamber 1 transfer the fuel.
In the boiler that the utility model embodiment provides, by fuel supply system transfer the fuel in combustion chamber 1, fuel is after the high-temperature flue gas that combustion chamber 1 internal combustion produces passes through burner hearth 5, enter into smoke exhaust pipe 6, the position spiral that smoke exhaust pipe 6 is arranged in burner hearth 5 distributes, with the heating of the water in the boiler water tank 9, final heat is discharged from the outlet of smoke exhaust pipe 6 by the flue gas after fully absorbing by smoke exhaust pipe 6.
In the boiler that provides among the utility model embodiment, changed the mode of heating of traditional fiery Bao Shui, adopt the mode of heating of water bag fire, promptly the smoke exhaust pipe 6 that passes at high-temperature flue gas (being thermal source) passes water tank 9, like this burner hearth 5 and smoke exhaust pipe 6 are arranged in the water tank 9, the heat that burner hearth 5 and smoke exhaust pipe 6 distribute is all absorbed by the water in the water tank 9, the position spiral that smoke exhaust pipe 6 is arranged in burner hearth 5 distributes, prolonged the travel distance of flue gas in smoke exhaust pipe 6, and then prolonged in the smoke exhaust pipe 6 heat exchanger time of water in the flue gas and water tank 9, make the heat in the high-temperature flue gas be absorbed more fully, improved the heat energy utilization rate to high-temperature flue gas, because this structure adopts the mode of heating of water bag fire, smoke exhaust pipe 6 passes water tank 9 simultaneously, so the water pipe that does not have existing boiler has been reduced the fault rate of boiler by the problem that incrustation scale blocks.
In the boiler that provides in the present embodiment, the part pipeline section that is arranged in water tank 9 in the smoke exhaust pipe 6 is the major part that the water to water tank 9 heats, this pipeline section spiral is distributed in the water tank 9, above-mentioned pipeline section can be arranged in the water tank 9 with various spiral way, preferably, the position that above-mentioned smoke exhaust pipe 6 is arranged in water tank 9 distributes around the outer wall spiral of burner hearth 5, and this kind spiral distribution mode makes this boiler structure compact more.In order further to optimize such scheme, the outer wall that above-mentioned smoke exhaust pipe 6 is arranged in the pipeline section of water tank 9 is provided with heat exchanging fin or needle-like radiating piece, improved the contact area of the water in smoke exhaust pipe 6 and the water tank 9, improve heat exchanger effectiveness, and then made the heat in the high-temperature flue gas in the smoke exhaust pipe 6 be absorbed as much as possible.
In the boiler that provides in the present embodiment, in the process of work, smoke exhaust pipe 6 is discharged from after by burner hearth 5, owing to have a large amount of flue dust in the high-temperature flue gas, in order to reduce flue dust in the flue gas to the influence of environment, the end that above-mentioned smoke exhaust pipe 6 passes water tank 9 is provided with disposal box 12, be provided with the screen pack (not shown) in this disposal box 12, flue gas is filtered in disposal box 12 by screen pack the time, has reduced the dust content in the flue gas of discharging.Above-mentioned disposal box 12 can be concentrated the dust in the disposal box 12 is handled when dust is collected certain degree.The outlet of above-mentioned disposal box 12 is provided with air exhauster 121.In order to improve filter effect to the dust in the flue gas of discharging, can be provided with the multi-disc screen pack in the above-mentioned disposal box 12, screen pack is arranged in the smoke dust duct of disposal box 12 mutually, and preferred, above-mentioned multi-disc screen pack is arranged in parallel; Preferred, the many filter screens of above-mentioned multi-disc are parallel to each other, and interlaced top and the bottom that is arranged on disposal box 12.
In the boiler that provides in the foregoing description, when the water in 6 pairs of water tanks 9 of smoke exhaust pipe heated, the casing of water tank 9 a part of heat that also can scatter and disappear was in order to reduce the casing heat radiation of water tank 9, the outer wall of above-mentioned casing is provided with heat-insulation layer, adopts heat-insulation layer can reduce radiating efficiency.Above-mentioned boiler carries out water filling to water tank 9 respectively by water inlet on the casing that is arranged on water tank 9 91 and delivery port 92 and discharges water.
The boiler that provides in the foregoing description is in the process of work, contain a large amount of unburnt gas (for example carbon monoxide etc.) in the high-temperature flue gas inevitably, these gases the burning process in not by completing combustion, the heat energy that has not only caused fuel combustion to produce is not fully utilized, also make these not cause fully the pollution of environment after the air scavenge of after-flame, in order to address the above problem, in the above-mentioned boiler, the inwall at the top of burner hearth 5 is provided with wind complement port, the outer wall of its this burner hearth 5 is provided with the benefit air compartment 51 that communicates with wind complement port, the air inlet of this benefit air compartment 51 is provided with secondary air channel 8, by secondary air channel 8 bubbling air in mending air compartment 51, air enters into burner hearth 5 by wind complement port, mixes with high-temperature flue gas in the burner hearth 5, because the environment of high temperature, under the situation of air abundance, the gas of after-flame does not carry out second-time burning fully, makes that the burning of fuel is more abundant, has reduced the pollution of flue gas to environment.In order further to optimize such scheme, it is that annular is mended air compartment 51 that above-mentioned burner hearth 5 is mended air compartment 51, and wind complement port is arranged on the inwall at top of burner hearth 5 equably, this kind structure makes is mending air compartment 51 when burner hearth 5 being carried out secondary benefit wind, can mend into air in all directions on burner hearth 5 inwalls, improve benefit wind effect burner hearth 5.
In the above-mentioned boiler, combustion chamber 1 is the place that fuel burns, and above-mentioned combustion chamber 1 can be various types of combustion chambers 1, and the utility model embodiment provides a kind of combustion chamber 1, and this combustion chamber 1 comprises that burning groove, deslagging roll cage 101 and the motor 10 of slagging tap, wherein:
The bottom surface of burning groove is provided with fire rod 11, and the bottom surface of the feed end of burning groove is provided with air admission hole, the deslagging that the bottom surface of the slag output end of burning groove is provided with towards the combustion chamber direction rotation of 1 slag notch rolls cage 101, this deslagging rolls cage 101 and is tubular structure, and its barrel is provided with air admission hole;
The below of this burning groove is provided with air inlet interlayer 102, and this air inlet interlayer 102 communicates with the air admission hole that the air admission hole and the deslagging of feed end roll on the cage 101;
The output of deslagging motor is connected with the rotating shaft that deslagging rolls cage 101, rolls cage 101 rotations at the driving lower dreg discharging of deslagging motor;
Above-mentioned combustion chamber 1 is in the process of work, fuel enters into burning groove by charging aperture, air inlet interlayer 102 is bubbling air support burning in burning groove, in the process of the burning of fuel, thereby the ashes of burning are discharged in the rotation of rolling cage 101 by deslagging, above-mentioned burning groove can carry out deslagging at any time in the process of burning, the slagging scorification phenomenon that the ashes of having avoided producing after the fuel combustion cause because of accumulation.
Fuel sufficient combustion when guaranteeing that deslagging in the combustion chamber 1 rolls cage 101 deslagginves, above-mentioned deslagging motor is the intermittently used motor, controls by the electric-controlled box 13 that is arranged on the boiler.
In the boiler that provides in the foregoing description, fuel supply system is transfer the fuel in combustion chamber 1, concrete fuel supply system can have multiple, carry out charging in every way, the utility model embodiment provides a kind of feedway of fuel, comprise hopper 3, follower arm 21 and charging motor 4, wherein:
The bottom of hopper 3 is provided with the feed pipe 2 that communicates with its drain hole, and follower arm 21 is arranged in this feed pipe 2, and follower arm 21 is provided with flight;
The output of charging motor 4 links to each other with follower arm 21.
This fuel supply system is when work, and charging motor 4 drives follower arm 21 rotations, and follower arm 21 is provided with flight and under the effect of flight the fuel in the hopper 3 is transported in the combustion chamber 1 by feed pipe 2, thereby has realized the automation of charging.
In the fuel supply system that provides in the present embodiment, in order to guarantee that fuel has the sufficient time and burns after entering into combustion chamber 1, so that fuel combustion is complete, above-mentioned charging motor 4 can be the intermittently used motor, and this motor can be controlled by the electric-controlled box 13 that is arranged on the boiler.
Above-mentioned hopper 3 is parts of depositing fuel, for blanking more easily, above-mentioned hopper 3 is a broach hopper, feed pipe 2 is arranged on the less bottom of hopper 3 cross-sectional areas, this kind structure is in the process that fuel is carried, follow-up fuel is slipped to the drain hole of hopper 3 bottoms voluntarily, and carries out the conveying of fuel under the drive of follower arm 21.
In the boiler that provides among the utility model embodiment, also be provided with ash bucket 7 below the discharging opening of combustion chamber 1, the ashes that fuel produces after burning enter into ash bucket 7 by slag notch, thereby realize the collection to ashes.
To the above-mentioned explanation of the disclosed embodiments, make this area professional and technical personnel can realize or use the utility model.Multiple modification to these embodiment will be conspicuous concerning those skilled in the art, and defined herein General Principle can realize under the situation that does not break away from spirit or scope of the present utility model in other embodiments.Therefore, the utility model will can not be restricted to these embodiment shown in this article, but will meet and principle disclosed herein and features of novelty the wideest corresponding to scope.
Claims (10)
1. a boiler is characterized in that, comprising:
Water tank is provided with burner hearth in this water tank;
One end links to each other with the exhanst gas outlet of described burner hearth, and the other end passes the smoke exhaust pipe of described burner hearth, and the position spiral that this smoke exhaust pipe is arranged in burner hearth distributes;
Be arranged on the bottom of described burner hearth, and the combustion chamber that communicates with described burner hearth;
The fuel supply system that is connected with the charging aperture of described combustion chamber.
2. boiler according to claim 1 is characterized in that the outer wall that described smoke exhaust pipe is arranged in the position of described water tank is provided with heat exchanging fin.
3. boiler according to claim 2 is characterized in that, the end that described smoke exhaust pipe passes described water tank is provided with disposal box, is provided with the multi-disc screen pack in this disposal box.
4. boiler according to claim 3 is characterized in that the outer wall of described water tank is provided with heat-insulation layer.
5. boiler according to claim 1 is characterized in that the inwall at the top of described burner hearth is provided with wind complement port, and the outer wall at the top of described burner hearth is provided with the benefit air compartment that communicates with described wind complement port, and the air inlet of described benefit air compartment is provided with secondary air channel.
6. boiler according to claim 5 is characterized in that, described benefit air compartment is that annular is mended air compartment, and wind complement port is arranged on the inwall of described roof of the furnace equably.
7. boiler according to claim 1 is characterized in that, described combustion chamber comprises:
Burning groove, its bottom surface is provided with fire rod, and the bottom surface of the feed end of described burning groove is provided with air admission hole, the bottom surface of the slag output end of described burning groove is provided with towards the deslagging of the direction rotation of the slag notch of described combustion chamber and rolls cage, it is tubular structure that this deslagging rolls cage, and its barrel is provided with air admission hole;
Be arranged on described burning groove below, and roll the air inlet interlayer that the air admission hole on the cage communicates with the air admission hole and the deslagging of described feed end;
Output and described deslagging roll the motor of slagging tap that the rotating shaft of cage is connected.
8. boiler according to claim 7 is characterized in that, described fuel supply system comprises:
Hopper, its bottom is provided with the feed pipe with the feeding inlet of described combustion chamber;
Be arranged on the follower arm in the described feed pipe, this follower arm is provided with flight;
The charging motor that output is connected with described follower arm.
9. boiler according to claim 8 is characterized in that, described hopper is a broach hopper, and described feed pipe is arranged on the less bottom of described hopper cross-sectional area.
10. boiler according to claim 1 is characterized in that, also comprises the ash bucket of the slag notch below that is arranged on described combustion chamber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206858013U CN201903160U (en) | 2010-12-28 | 2010-12-28 | Boiler |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206858013U CN201903160U (en) | 2010-12-28 | 2010-12-28 | Boiler |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201903160U true CN201903160U (en) | 2011-07-20 |
Family
ID=44273752
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010206858013U Expired - Lifetime CN201903160U (en) | 2010-12-28 | 2010-12-28 | Boiler |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201903160U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102121747A (en) * | 2010-12-28 | 2011-07-13 | 朱宏锋 | Boiler |
| WO2012088660A1 (en) * | 2010-12-28 | 2012-07-05 | Zhu Hongfeng | Boiler |
-
2010
- 2010-12-28 CN CN2010206858013U patent/CN201903160U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102121747A (en) * | 2010-12-28 | 2011-07-13 | 朱宏锋 | Boiler |
| WO2012088660A1 (en) * | 2010-12-28 | 2012-07-05 | Zhu Hongfeng | Boiler |
| CN102121747B (en) * | 2010-12-28 | 2013-05-01 | 朱宏锋 | Boiler |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20110720 Effective date of abandoning: 20130501 |
|
| RGAV | Abandon patent right to avoid regrant |