CN102367989A - Smokeless environment-friendly boiler - Google Patents

Smokeless environment-friendly boiler Download PDF

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Publication number
CN102367989A
CN102367989A CN2011103671038A CN201110367103A CN102367989A CN 102367989 A CN102367989 A CN 102367989A CN 2011103671038 A CN2011103671038 A CN 2011103671038A CN 201110367103 A CN201110367103 A CN 201110367103A CN 102367989 A CN102367989 A CN 102367989A
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CN
China
Prior art keywords
combustion chamber
heater
combustion
boiler
smokeless environment
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Pending
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CN2011103671038A
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Chinese (zh)
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张守法
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张守法
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Priority to CN2011103671038A priority Critical patent/CN102367989A/en
Publication of CN102367989A publication Critical patent/CN102367989A/en
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Abstract

The invention relates to a smokeless environment-friendly boiler of a flue. The smokeless environment-friendly boiler comprises a boiler body playing a fixing and supporting role, and a water jacket body arranged in the boiler body, wherein a heat exchange cavity is arranged inside the water jacket body, a water storage cavity is formed between the boiler body and the water jacket body, and a water inlet pipe and a water outlet pipe which are communicated with the water storage cavity are arranged on the boiler body. The smokeless environment-friendly boiler is characterized in that a first combustion chamber and a second combustion chamber are arranged in the boiler body, a fire hood is arranged above the first combustion chamber, and an upper fire grate is arranged below the first combustion chamber; a lower fire grate is arranged below the second combustion chamber, and two sides of the fire hood are provided with channels which are communicated to the second combustion chamber and the heat exchange cavity. The smokeless environment-friendly boiler disclosed by the invention realizes further combustion of combustible gas and particles, which are generated by combustion, thereby effectively increasing combustion efficiency; fuel can be singly placed in the second combustion chamber for combustion, and the flue for increasing a flowing path and residence time of smoke in the boiler body after combustion can be arranged in the second combustion chamber, thus heat is furthest transferred to circulating water and smoke sedimentation is realized. The smokeless environment-friendly boiler has the advantages of novel structure, better beneficial effect and convenience for popularization and application.

Description

Smokeless environment-friendly type boiler
Technical field
The present invention relates to a kind of smokeless environment-friendly type boiler, in particular, relate in particular to and a kind ofly be provided with two combustion chambers and the flow through smokeless environment-friendly type boiler of flue in path of prolong smoke can be set.
Background technology
Boiler is converted into the equipment of high-temperature water, high-temperature steam or other elevated temperature heat carrier with certain heat energy as a kind of chemical energy with fuel; Advocate energy conservation and actively energy conservation is committed under the prerequisite of action in all trades and professions, boiler industry is no exception; This just to the transformation efficiency of boiler, pollution-free standard require increasingly high.This just makes and constantly carries out the manufacturing enterprise of boiler scientific and technical innovation and accelerate the scientific research paces, researches and develops and produce the transformation efficiency height, discarded refuse produces few boiler product, so that satisfy energy savings and protection environment requirement.
There are two bigger shortcomings in existing coal-fired vertical type water heater boiler, and the one, the efficiency of combustion of fuel is not high.The reason that efficiency of combustion is not high is because in the process of burning, produced fuel gas and solid particle as materials such as solid-fuelled coals; Like CO; These fuel gas and solid particle can be discharged along with the gas that burning produces; And not further burning, this just makes that the efficiency of combustion of fuel is lower.
The 2nd, the efficient of heat energy that the heat after the burning is converted into water is not high.This exhaust structure with existing boiler is relevant; The exhaust chimney of existing boiler all is arranged on the top of boiler; From the process that the chimney at top is discharged, can take away the heat of major part through the gas of water jacket cavity inside; Make heat fully not be converted into the heat energy of water, the heat transformation efficiency that causes fuel combustion to produce is low.
Summary of the invention
The present invention is in order to overcome the shortcoming of above-mentioned technical problem, provides a kind of and has been provided with two combustion chambers and the flow through smokeless environment-friendly type boiler of flue in path of prolong smoke can be set.
Smokeless environment-friendly type boiler of the present invention; Comprise the body of heater of fixing and supporting role and be arranged at the water jacket body in the body of heater; Said water jacket body inside is heat exchanging chamber, forms water storage cavity between body of heater and the water jacket body, and body of heater is provided with water inlet pipe and the outlet pipe that is connected with water storage cavity; Its special feature is: the inner below of said body of heater is provided with first combustion chamber and second combustion chamber that is positioned at below, first combustion chamber; The top of first combustion chamber is the fire cover, and the below is the top fire grate; The below of second combustion chamber is provided with the bottom fire grate; The both sides of fire cover are the passage that is communicated in second combustion chamber and heat exchanging chamber, and said first combustion chamber is connected with extraneous and second combustion chamber respectively through last fire door and the top fire grate that is arranged on the body of heater.Body of heater plays fixing and supporting role, and the water jacket body is arranged at the inside of body of heater; The cavity that forms between body of heater and the water jacket body is a water storage cavity, and the water of band heating exchanges with the heat that forms that burns after entering into water storage cavity, and then realizes the purpose to the water heating.The fire cover of top, first combustion chamber can effectively limit burning generation fuel gas and combustible particle directly gets in the heat exchanging chamber of water jacket body, but makes it have the trend of passing the top fire grate and getting into second combustion chamber; Last fire door is used to provide the air of burning needs; The heat that substance combustion in first combustion chamber produces passes the top fire grate, behind second combustion chamber, is entered into the heat exchanging chamber of water jacket body by the passage of fire cover both sides, so that the recirculated water that heat transferred is to be heated.Second combustion chamber can make the sufficient material of the unburned that is fallen by first combustion chamber further burn; Simultaneously, under the bigger situation of the heat of needs, also can deposit combustible substance in second combustion chamber and burn, meet the requirements to guarantee water temperature.Can know that fuel gas that first combustion chambers burn produces and combustible particle can further be burnt totally through maybe advancing in the process of top fire grate, have realized the purpose of full combustion of fuel; Can further burn to material in second combustion chamber, make the efficient of whole boiler effectively improve.
Smokeless environment-friendly type boiler of the present invention; Between body of heater body wall and water jacket body body wall, be provided with the flue that is not connected with water storage cavity; This flue is connected with heat exchanging chamber through the outlet flue that is arranged at water jacket body top, is connected with the external world through the smoke exhaust pipe that is arranged at the body of heater middle and lower part.Smoke exhaust pipe is not arranged on the top of boiler; Neither directly be connected with the heat exchanging chamber of water jacket body; But in body of heater, be provided with flue; Increased the circulation path of gas fume after burning in body of heater effectively, the heat that helps the fuel combustion generation comparatively fully passes to recirculated water, and the heat energy efficiency that the heat after the burning is converted into water is improved.Simultaneously, be provided with the sedimentation that the flue that is connected with heat exchanging chamber also is of value to flue dust, avoided more flue dust to advance flue, reached smokeless purpose.
Smokeless environment-friendly type boiler of the present invention, said smoke exhaust pipe have been provided with the air blast of the effect of bleeding.Through control, can control the amount that enters into the air of first combustion chamber by last fire door, and then realize control fuel combustion speed to air blast speed of evacuation speed.
Smokeless environment-friendly type boiler of the present invention, the below of said bottom fire grate are provided with the grey chamber of storage combustion residue, and this ash chamber communicates with the external world through the ash hole that is arranged on the body of heater; The density of said bottom fire grate is greater than the density of top fire grate.The density of bottom fire grate helps the bottom fire grate and carries the less comburant of volume that is fallen by the top fire grate, so that less comburant further burns greater than the top fire grate.
Smokeless environment-friendly type boiler of the present invention, said body of heater are provided with and make second combustion chamber and the extraneous following fire door that communicates.If also be placed with combustible substance in second combustion chamber, can open down fire door, so that the material in second combustion chamber fully burns.But generally speaking, following fire door is in sealing state.
Smokeless environment-friendly type boiler of the present invention, said water jacket body is provided with the heat exchanger tube that some two ends all communicate with water storage cavity.
The invention has the beneficial effects as follows: the present invention is through being provided with first combustion chamber and second combustion chamber; And the fire cover is set at the top of first combustion chamber; The fuel gas of having realized effectively producing in first combustion chamber and the further burning of combustible particle make fuel economy effectively improve; Can further burning to the material that first combustion chamber falls in second combustion chamber, also can place fuel separately and burn, and makes fuel combustion more abundant.Through the flue that communicates with the heat exchanging chamber of water jacket body is set; Changed the direct and extraneous form that communicates of heat exchanging chamber of water jacket body in the past; Increased burning back flue gas the flowing through path and residence time of body of heater, helped to greatest extent sedimentation heat transferred recirculated water and the flue dust that produces that helps burning.
Description of drawings
Fig. 1 is the front view of smokeless environment-friendly type boiler of the present invention;
Fig. 2 is the left view of smokeless environment-friendly type boiler of the present invention;
Fig. 3 be among Fig. 2 A-A to cross section view;
Fig. 4 is the partial enlarged drawing of A-A to cross section view;
Fig. 5 be among Fig. 1 B-B to cross section view;
Fig. 6 be among Fig. 5 C-C to cross section view.
Among the figure: 1 body of heater, 2 water jacket bodies, 3 water inlet pipes, 4 outlet pipes, 5 water storage cavities, 6 fire covers, 7 first combustion chambers; 8 top fire grates, 9 second combustion chambers, 10 bottom fire grates, grey chambers 11,12 heat exchanger tubes, 13 outlet flues; Fire door on 14,15 times fire doors, 16 ash holes, 17 smoke exhaust pipes, 18 flues, 19 heat exchanging chambers.
The specific embodiment
Below in conjunction with accompanying drawing and embodiment the present invention is described further.
As depicted in figs. 1 and 2, provided the front view and the left view of smokeless environment-friendly type boiler of the present invention respectively, Fig. 3 and Fig. 4 have provided A-A among Fig. 2 respectively to cross section view and the A-A partial enlarged drawing to cross section view; Shown smokeless environment-friendly type boiler of the present invention comprises body of heater 1, water jacket body 2, water inlet pipe 3, outlet pipe 4, water storage cavity 5, fire cover 6, first combustion chamber 7, top fire grate 8, second combustion chamber 9, bottom fire grate 10, grey chamber 11, heat exchanger tube 12, outlet flue 13, goes up fire door 14, fire door 15, ash hole 16, smoke exhaust pipe 17, heat exchanging chamber 19 down.Shown body of heater 1 is cylindrical shape with water jacket body 2, and the cross-sectional diameter of water jacket body 2 is less than the diameter of body of heater 1 cross section, and water jacket body 2 is arranged on the inside of body of heater 1, has formed water storage cavity 5 between water jacket body 2 and the body of heater 1.The bottom of water storage cavity 5 and top are connected with water inlet pipe 3 and outlet pipe 4 respectively, so that realize the inflow and the outflow of recirculated water.The inside of water jacket body 2 is heat exchanging chamber 19, in the set inside of this heat exchanging chamber 19 some heat exchanger tubes 12 is arranged, so that the heat transferred recirculated water that will burn and produce; The two ends of heat exchanger tube 12 all are connected with water storage cavity 5, flow out so that recirculated water is heated the back.
Be provided with the below that first combustion chamber 7 and 9, the second combustion chambers 9, second combustion chamber are positioned at first combustion chamber 7 in the bottom of the heat exchange cavity 19 of water jacket body 2.The above and below of first combustion chamber 7 is respectively fire cover 6 and top fire grate 8, and fire cover 6 is fixedly installed on the inwall of body of heater 1, and top fire grate 8 fixes with fire cover 6.The below of top fire grate 8 is that the below of 9, the second combustion chambers 9, second combustion chamber is the bottom fire grate 10 that is fixed on body of heater 1 inwall.The both sides of fire cover 6 are the passage that is communicated in second combustion chamber 9 and heat exchanging chamber 19, and first combustion chamber 7 communicates with second combustion chamber 9 through top fire grate 8.The below of bottom fire grate 10 is that 11, the second combustion chambers 9, grey chamber are connected with grey chamber 11 through bottom fire grate 10.Last fire door 14, fire door 15 and ash hole 16 all are arranged on the body of heater 1 down, respectively with first combustion chamber 7, second combustion chamber 9 with grey chamber 11 is connected and the position is corresponding.Go up fire door 14 in use and be in opening, so as in first combustion chamber 7 supply air; Following fire door 15 generally is in closed condition, can be in opening when in second combustion chamber 9, combustible substance being arranged, so that sufficient air is provided.Ash hole 16 is used for the material of grey chamber 11 is cleared up away.
As Fig. 3 and A-A shown in Figure 4 to cross section view with and partial enlarged drawing, can know that 7 of first combustion chambers are connected with extraneous and second combustion chamber 9 respectively through last fire door 14 and top fire grate 8, remaining position is sealing state.Second combustion chamber 9 is connected with heat exchanging chamber 19 with passage between body of heater 1 inwall through fire cover 6, is connected with grey chamber 11 through bottom fire grate 10.In the process of burning; Fuel gas that first combustion chamber, 7 internal combustion materials produce in the process of burning and combustible particle are under the barrier effect of fire cover 6; Can have the trend that enters into second combustion chamber 9 through top fire grate 8; Fuel gas and combustible particle will be rekindled in the process that gets into like this, make that burning is more abundant.The heat that the substance combustion of first combustion chamber 7 produces can enter into heat exchanging chamber 19 through top fire grate 8 and through the passage between fire cover 6 and the body of heater 1, realizes the heating to recirculated water.The uncombusted material of being fallen on the bottom fire grate 10 by first combustion chamber 7 can rekindle in second combustion chamber 9, has further improved the efficiency of combustion of fuel; In order to guarantee that bottom fire grate 10 can carry the fuel that fire grate 8 leaks down from top, the density of bottom fire grate 10 is greater than the density of top fire grate 8.Heat if desired is bigger, and fire door 15 is placed fuel and burning under also can passing through in second combustion chamber 9.Like this,, guaranteed the abundant burning of fuel in first combustion chamber 7, improved the efficiency of combustion of fuel effectively through first combustion chamber 7, second combustion chamber 9 being set and the passage that is communicated in second combustion chamber 9 and heat exchanging chamber 19 being set in the both sides of fire cover 6.
Like Fig. 5 and shown in Figure 6, provided respectively B-B to cross section view and C-C to cross section view, can know along the vertical direction of body of heater 1 to be provided with flue 18 that flue 18 is not between the body wall of the body wall of body of heater 1 and water jacket body 2, and is and identical with water storage cavity 5.Shown outlet flue 13 is arranged at the upper position of water jacket body 2 sidewalls, and flue 18 communicates with the heat exchanging chamber 19 of water jacket body 2 through outlet flue 13, and flue 18 extends to the position, middle and lower part of body of heater 1 downwards always, and communicates with the external world through smoke exhaust pipe 17.In order to guarantee to have good exhaust effect, the air blast of outside exhausting can be set on smoke exhaust pipe 17.
After in body of heater, being provided with flue 18; The heat that makes burning produce must make progress operation through behind the heat exchanging chamber 19; Could get rid of body of heater 1 through flue 18 downwards; Increased the flow path of heat in body of heater 1 and mobile time, guaranteed that the heat that burning produces passes to recirculated water to greatest extent, helps the conversion of heat more; Improved the heat transformation efficiency.

Claims (6)

1. smokeless environment-friendly type boiler; Comprise the body of heater (1) of fixing and supporting role and be arranged at the water jacket body (2) in the body of heater; Said water jacket body inside is heat exchanging chamber (19); Form water storage cavity (5) between body of heater and the water jacket body, body of heater is provided with water inlet pipe (3) and the outlet pipe (4) that is connected with water storage cavity; It is characterized in that: the inner below of said body of heater is provided with first combustion chamber (7) and is positioned at second combustion chamber (9) of below, first combustion chamber; The top of first combustion chamber is a fire cover (6), and the below is top fire grate (8); The below of second combustion chamber is provided with bottom fire grate (10); The both sides of fire cover are for being communicated in the passage of second combustion chamber and heat exchanging chamber (19), and said first combustion chamber is connected with extraneous and second combustion chamber respectively through last fire door (14) and the top fire grate that is arranged on the body of heater.
2. smokeless environment-friendly type boiler according to claim 1; It is characterized in that: between body of heater (1) body wall and water jacket body (2) body wall, be provided with the flue (18) that is not connected with water storage cavity (5); This flue is connected with heat exchanging chamber (19) through the outlet flue (13) that is arranged at water jacket body top, is connected with the external world through the smoke exhaust pipe (17) that is arranged at the body of heater middle and lower part.
3. smokeless environment-friendly type boiler according to claim 2 is characterized in that: said smoke exhaust pipe (17) has been provided with the air blast of the effect of bleeding.
4. smokeless environment-friendly type boiler according to claim 1 and 2; It is characterized in that: the below of said bottom fire grate (10) is provided with the grey chamber (11) of storage combustion residue, and this ash chamber communicates with the external world through the ash hole (16) that is arranged on the body of heater (1); The density of said bottom fire grate (10) is greater than the density of top fire grate (8).
5. smokeless environment-friendly type boiler according to claim 1 and 2 is characterized in that: said body of heater (1) is provided with and makes second combustion chamber (9) and the extraneous following fire door (15) that communicates.
6. smokeless environment-friendly type boiler according to claim 1 and 2 is characterized in that: said water jacket body (1) is provided with the heat exchanger tube (12) that some two ends all communicate with water storage cavity (5).
CN2011103671038A 2011-11-18 2011-11-18 Smokeless environment-friendly boiler Pending CN102367989A (en)

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Application Number Priority Date Filing Date Title
CN2011103671038A CN102367989A (en) 2011-11-18 2011-11-18 Smokeless environment-friendly boiler

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Application Number Priority Date Filing Date Title
CN2011103671038A CN102367989A (en) 2011-11-18 2011-11-18 Smokeless environment-friendly boiler

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CN102367989A true CN102367989A (en) 2012-03-07

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105546813A (en) * 2016-02-02 2016-05-04 李观德 Rubbish combustion gas instant water boiler device and application method
CN106247613A (en) * 2016-08-05 2016-12-21 天津宝群通达节能科技有限公司 Efficiency hoist type boiler

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH10300226A (en) * 1997-04-24 1998-11-13 Miura Co Ltd Storage type hot water boiler
CN201138060Y (en) * 2007-11-30 2008-10-22 郑俊卿 Automatical return multifunctional atmospheric water boiling furnace
CN201212735Y (en) * 2008-06-04 2009-03-25 王世俊 Energy saving high efficient smokeless environment protecting boiler
CN202328758U (en) * 2011-11-18 2012-07-11 张守法 Smokeless environment-friendly boiler

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH10300226A (en) * 1997-04-24 1998-11-13 Miura Co Ltd Storage type hot water boiler
CN201138060Y (en) * 2007-11-30 2008-10-22 郑俊卿 Automatical return multifunctional atmospheric water boiling furnace
CN201212735Y (en) * 2008-06-04 2009-03-25 王世俊 Energy saving high efficient smokeless environment protecting boiler
CN202328758U (en) * 2011-11-18 2012-07-11 张守法 Smokeless environment-friendly boiler

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105546813A (en) * 2016-02-02 2016-05-04 李观德 Rubbish combustion gas instant water boiler device and application method
CN106247613A (en) * 2016-08-05 2016-12-21 天津宝群通达节能科技有限公司 Efficiency hoist type boiler

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Application publication date: 20120307