CN101806449A - Gas boiler - Google Patents

Gas boiler Download PDF

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Publication number
CN101806449A
CN101806449A CN 201010117842 CN201010117842A CN101806449A CN 101806449 A CN101806449 A CN 101806449A CN 201010117842 CN201010117842 CN 201010117842 CN 201010117842 A CN201010117842 A CN 201010117842A CN 101806449 A CN101806449 A CN 101806449A
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CN
China
Prior art keywords
gas
pipe
shell
boiler
air
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Application number
CN 201010117842
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Chinese (zh)
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CN101806449B (en
Inventor
郑宗标
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郑宗标
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Priority to CN2010101178427A priority Critical patent/CN101806449B/en
Publication of CN101806449A publication Critical patent/CN101806449A/en
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Publication of CN101806449B publication Critical patent/CN101806449B/en

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Abstract

The invention relates to a gas boiler which comprises a boiler body and an exhaust pipe arranged on the upper end of the boiler body; a liner is arranged in the boiler body and is in a tubular structure, the upper end of the liner is communicated with the exhaust pipe, the lower end thereof is provided with the gas boiler, and a plurality of parallel heat pipes are inclined in the cavity of the liner; the gas boiler comprises a cooling range, a gas mixing chamber and a main gas inlet pipe, wherein the gas mixing chamber is in a bowl shape, and the upper end of the gas mixing chamber is provided with the cooking range; and side walls which extend upwards are arranged around the cooking range, the top end of each side wall is provided with a step which extends to the center of the cooking range, the middle of the cooking range is fixedly connected with a block board through a connection column, and the diameter of the block board is bigger than that of the connection column. The gas boiler adopts mixed gas burning, the gas and the air are fully mixed after entering the main gas inlet pipe and then violently collide in the gas boiler, the jetted mixed gas is burned, and the heat efficiency is high; and a small amount of exhaust produced in the burning is led into the main gas inlet pipe through a draught fan to be burned again, thereby greatly reducing the exhaust emission.

Description

A kind of gas fired-boiler
Technical field
The present invention relates to a kind of gas fired-boiler.
Background technology
Along with requirement on environmental protection is more and more higher, coal-burning boiler is substituted by combustion gas, oil burning boiler gradually.But no matter be combustion gas or oil burning boiler, fuel mixed fully more when a simple general knowledge was exactly burning with air, just can obtain the higher thermal efficiency more, and the while is also reduced the discharging of tail gas, the minimizing environmental pollution.Its structural principle of existing combustion gas and oil burning boiler all be at fuel from just the mixing in a flash and produces burning of nozzle ejection with air, owing to incorporation time is lacked undercompounding, fuel is not fully utilized, the thermal efficiency is not high.
Summary of the invention
The purpose of this invention is to provide the gas fired-boiler that a kind of combustion gas mixes with air fully, combustion efficiency is good, the thermal efficiency is high, exhaust emissions is few.
For achieving the above object, the present invention is by the following technical solutions:
A kind of gas fired-boiler of the present invention comprises body of heater and is arranged on the blast pipe of body of heater upper end, it is characterized in that: be provided with inner bag in the described body of heater, inner bag is a tubular structure, the upper end of inner bag is communicated with blast pipe, the lower end of inner bag is equipped with gas furnace, and the inner chamber medium dip of inner bag is provided with the many heat pipes that are arranged in parallel; Described gas furnace comprises the kitchen range, the gas mixing chamber that have air nozzle, is connected the total inlet pipe in the gas mixing chamber, and described gas mixing chamber is bowl-shape, and the upper end of gas mixing chamber is equipped with kitchen range, and the lower end of gas mixing chamber is communicated with total inlet pipe; Have upwardly extending sidewall around the kitchen range, the top of sidewall has the step of stretching to edge, kitchen range center, and the centre of kitchen range is fixedly connected with barrier plate by joint pin, and the diameter of barrier plate is greater than the diameter of joint pin.
Described joint pin is the open circles tubbiness, has air nozzle on the kitchen range, has through hole on the barrier plate that the joint pin upper end is connected, and its aperture is less than the internal diameter of joint pin.
Have air vent on the tube wall of described blast pipe, blast pipe is connected to total inlet pipe by muffler, and muffler is provided with air-introduced machine.
The top of described blast pipe is provided with the tail gas recycle cover, is fitted with muffler on the tail gas recycle cover, and muffler is provided with air-introduced machine, and the lower end of muffler is connected with gas mixing device and air flow regulator in turn; Described gas mixing device comprises mixed gas shell, is inserted into the Gas Pipe of mixing on the gas shell, described Gas Pipe is with to be arranged on the air jet pipe that mixes in the gas shell fixedly connected and be communicated with, air jet pipe is positioned on the axis that mixes the gas shell inner cavity, the tube wall of air jet pipe is provided with jet micropore, the endcapped of air jet pipe also is fixedly connected with spoiler, described spoiler is a plurality of fan leafs that are evenly distributed on the terminal outer wall of air jet pipe, and 1-miter angle is all reversed to same direction in the outer of each fan leaf; Described air flow regulator comprise the pipe shape regulator shell, be sleeved on the regulating spool in the regulator shell inner chamber, regulating spool is the pipe shape, regulator shell and regulating spool are end opening, the other end has end cap, the sidewall of regulator shell is provided with the shell gas outlet, the sidewall of regulating spool is provided with the spool gas outlet, the end cap center of regulating spool is fixedly connected with hinge, and the end cap that an end of hinge passes regulator shell is fixedly connected with regulating handle; The input of gas mixing device is connected with muffler, and the output of gas mixing device is fixedlyed connected with the open end of regulator shell, and shell connects total inlet pipe on the gas outlet.
Being provided with bend pipe in the interlayer between body of heater and inner bag, fixedlys connected with adjacent two heat pipe ends respectively in the two ends of bend pipe.
After adopting technique scheme, this gas fired-boiler adopts the mist burning, and combustion gas and air just produce fully after entering total inlet pipe and mix, and fierce collision takes place again in gas furnace, and the mist of ejection produces burning, thermal efficiency height; A small amount of tail gas that burning produces imports to total inlet pipe by air-introduced machine again and participates in burning once more, can reduce exhaust emissions significantly.
Description of drawings
Fig. 1 is the structural representation of one embodiment of the invention;
Fig. 2 is Fig. 1 longitudinal sectional view;
Fig. 3 is the A-A cutaway view of Fig. 2;
Fig. 4 is the structural representation of another embodiment of the present invention;
Fig. 5 is the longitudinal sectional view of Fig. 4;
Fig. 6 is the B-B cutaway view of Fig. 5;
Fig. 7 is the structural representation of an embodiment of gas furnace;
Fig. 8 is the structural representation of another embodiment of gas furnace;
Fig. 9 is the structural representation of the 3rd embodiment of gas furnace;
Figure 10 is the structural representation of gas mixing device;
Figure 11 is the C-C cutaway view of Figure 10;
Figure 12 is the structural representation of air flow regulator.
The specific embodiment
The invention will be further described below in conjunction with the drawings and specific embodiments.
As Fig. 1, Fig. 2, shown in Figure 3, a kind of gas fired-boiler of the present invention comprises body of heater 1 and is arranged on the blast pipe 2 of body of heater 1 upper end.Be provided with inner bag 3 in the described body of heater 1, inner bag 3 is a tubular structure, can be that rhs-structure also can be a circular tube structure.Interlayer between body of heater 1 and the inner bag 3 forms jacket structure for water.The upper end of inner bag 3 is communicated with blast pipe 2, and the lower end of inner bag 3 is equipped with gas furnace 4, and the inner chamber medium dip of inner bag 3 is provided with the many heat pipes that are arranged in parallel 5, and the two ends of heat pipe 5 are communicated with water jacket.In a body of heater 1, an inner bag 3 can be set, also two or more inner bags 3 can be set as required.Two or more inner bags 3 can be to be superimposed up and down, also can be set up in parallel.
As Fig. 7, Fig. 8, shown in Figure 9, described gas furnace 4 comprises kitchen range 10, the gas mixing chamber 20 that has air nozzle 19, and gas mixing chamber 20 is bowl-shape, and the upper end of gas mixing chamber 20 is equipped with kitchen range 10, and the lower end of gas mixing chamber 20 is communicated with total inlet pipe 30; Have upwardly extending sidewall 11 around the kitchen range 10, the top of sidewall 11 has the step of stretching to edge, kitchen range center 12, and the centre of kitchen range 10 is fixedly connected with barrier plate 14 by joint pin 13, and the diameter of barrier plate 14 is greater than the diameter of joint pin 13.Like this, surround a secondary gas mixing chamber by sidewall 11, step 12 and barrier plate 14, bump with step 12 and barrier plate 14 from the fuel gas of air nozzle 19 ejection, in secondary gas mixing chamber, mix once more, burn from the ejection of the gap between step 12 and the barrier plate 14 at last.
If the volume of kitchen range is bigger, also can as shown in Figure 2 joint pin 13 be designed to the open circles tubbiness, have air nozzle 19 on the kitchen range 10 of its lower end, have through hole on the barrier plate 14 that its upper end is connected, its aperture is less than the internal diameter of joint pin 13.Like this, also form a secondary gas mixing chamber in the cavity in joint pin 13, gas and barrier plate 14 bump, and mix ejection burning the through hole of back from barrier plate 14.
According to different designing requirements, it is identical that the height of step 12 and the height of barrier plate 14 can be designed to, and it is staggered also can be designed to height.Certainly, total inlet pipe 30 can insert from the bottom of gas mixing chamber 20 as shown in drawings, also can insert from its side.
As shown in drawings, the top of described blast pipe 2 is provided with tail gas recycle cover 8, is fitted with muffler 6 on the tail gas recycle cover 8, and muffler 6 is provided with air-introduced machine 7, and the lower end of muffler 6 is connected with gas mixing device 34 and air flow regulator 40 in turn; Described gas mixing device 34 comprises mixed gas shell 35, is inserted into the Gas Pipe 36 of mixing on the gas shell 35, described Gas Pipe 36 is with to be arranged on the air jet pipe that mixes in the gas shell 35 37 fixedly connected and be communicated with, air jet pipe 37 is positioned on the axis that mixes gas shell 35 inner chambers, the tube wall of air jet pipe 37 is provided with jet micropore, the endcapped of air jet pipe 37 also is fixedly connected with spoiler 38, described spoiler 38 is a plurality of fan leafs that are evenly distributed on the air jet pipe 37 terminal outer walls, and 1-miter angle is all reversed to same direction in the outer of each fan leaf; Described air flow regulator 40 comprise the pipe shape regulator shell 41, be sleeved on the regulating spool 42 in regulator shell 41 inner chambers, regulating spool 42 is the pipe shape, regulator shell 41 and regulating spool 42 are end opening, the other end has end cap, the sidewall of regulator shell 41 is provided with shell gas outlet 43, the sidewall of regulating spool 42 is provided with spool gas outlet 44, the end cap center of regulating spool 42 is fixedly connected with hinge 45, and the end cap that an end of hinge 45 passes regulator shell 41 is fixedly connected with regulating handle 46; The input of gas mixing device 34 is connected with muffler 6, and the output of gas mixing device 34 is fixedlyed connected with the open end of regulator shell 41, connects total inlet pipe 30 on the shell gas outlet 43.
During use, combustion gas imports to by Gas Pipe 36 and mixes in the gas shell 35, air is blown into by air blast and mixes in the gas shell 35, bump when mixing gas in the gas shell 35 and produce the helical form air-flow through spoiler 38, further combustion gas and air are mixed and send in the air flow regulator 40, enter into gaseous mixture from regulating spool 42 open ends and enter total inlet pipe 30 by spool gas outlet 44 and shell gas outlet 43.Can change gap spool gas outlet 44 and shell gas outlet 43 between by regulating handle 46 rotating regulation valve cores 42 this moment, thereby regulate the flow of sending into total inlet pipe 30.
Mist in the total inlet pipe 30 enters into after the gas mixing chamber 20, carries out the first time and mix in gas mixing chamber 20, and mixed gas enters by air nozzle 19 in the secondary gas mixing chamber of kitchen range 10 upper ends, carries out secondary again and mixes.Finally burn through twice well-mixed fuel gas from the ejection of the gap between step 12 and the barrier plate 14.Can increase substantially efficiency of combustion like this, reduce the pollution level of waste gas.
As Fig. 1-shown in Figure 6, be connected with muffler 6 and air-introduced machine 7 on the blast pipe 2, air-introduced machine 7 blows into gas mixing device 34 with the air in the muffler 6, imports in the total inlet pipe 30 and participates in second-time burning, thereby further reduce tail gas pollution.Its structure has two kinds of forms, in Fig. 1-Fig. 3 embodiment, has air vent on the tube wall of described blast pipe 2, and blast pipe 2 is connected to total inlet pipe 30 by muffler 6, and muffler 6 is provided with air-introduced machine 7.The tail gas part that blast pipe 2 is discharged imports in the total inlet pipe 30 by muffler 6 and participates in second-time burning, and another part outwards distributes by having air vent on the tube wall.
In Fig. 4-Fig. 6 embodiment, the top of described blast pipe 2 is installed with tail gas recycle cover 8 by support bar 81, is fitted with muffler 6 on the tail gas recycle cover 8, and muffler 6 is provided with air-introduced machine 7, and the lower end of muffler 6 is connected to total inlet pipe 30.The tail gas that blast pipe 2 is discharged is gathered by tail gas recycle cover 8, is sucked in the muffler 6 by air-introduced machine 7 again then, imports in the total inlet pipe 30 and participates in second-time burning; The latter half of Fig. 4-Fig. 6 embodiment is identical with Fig. 1-Fig. 3, so omit.
Direct opposite heat tube 5 heats in the time of gas furnace 4 burnings, flows in the water jacket after the water in the heat pipe 5 is heated between body of heater 1 and inner bag 3, produces thermal cycle.The structure of heat pipe 5 can be independent separately as shown in Figure 2, and the two ends of each root heat pipe 5 all are communicated with water jacket.Also can be as shown in Figure 5, in the interlayer between body of heater 1 and inner bag 3 bend pipe 9 is set, fixedly connected with adjacent two heat pipes 5 ends respectively in the two ends of bend pipe 9, just several heat pipes 5 are connected into a S bend pipe by bend pipe 9, the two ends of S bend pipe are communicated with water jacket respectively, can improve the speed that water flows like this in heat pipe, reach better heat exchange effect.

Claims (5)

1. gas fired-boiler, comprise body of heater (1) and be arranged on the blast pipe (2) of body of heater (1) upper end, it is characterized in that: be provided with inner bag (3) in the described body of heater (1), inner bag (3) is a tubular structure, the upper end of inner bag (3) is communicated with blast pipe (2), the lower end of inner bag (3) is equipped with gas furnace (4), and the inner chamber medium dip of inner bag (3) is provided with the many heat pipes that are arranged in parallel (5); Described gas furnace (4) comprises the kitchen range (10), the gas mixing chamber (20) that have air nozzle (19), is connected the total inlet pipe (30) in the gas mixing chamber (20), described gas mixing chamber (20) is bowl-shape, the upper end of gas mixing chamber (20) is equipped with kitchen range (10), and the lower end of gas mixing chamber (20) is communicated with total inlet pipe (30); Have upwardly extending sidewall (11) around the kitchen range (10), the top of sidewall (11) has to the kitchen range center along the step of stretching (12), the centre of kitchen range (10) is fixedly connected with barrier plate (14) by joint pin (13), and the diameter of barrier plate (14) is greater than the diameter of joint pin (13).
2. a kind of gas fired-boiler according to claim 1, it is characterized in that: described joint pin (13) is the open circles tubbiness, have air nozzle (19) on the kitchen range (10), have through hole on the barrier plate (14) that joint pin (13) upper end is connected, its aperture is less than the internal diameter of joint pin (13).
3. a kind of gas fired-boiler according to claim 1 and 2, it is characterized in that: have air vent on the tube wall of described blast pipe (2), blast pipe (2) is connected to total inlet pipe (30) by muffler (6), and muffler (6) is provided with air-introduced machine (7).
4. a kind of gas fired-boiler according to claim 1 and 2, it is characterized in that: the top of described blast pipe (2) is provided with tail gas recycle cover (8), be fitted with muffler (6) on the tail gas recycle cover (8), muffler (6) is provided with air-introduced machine (7), and the lower end of muffler (6) is connected with gas mixing device (34) and air flow regulator (40) in turn; Described gas mixing device (34) comprises mixed gas shell (35), be inserted into the Gas Pipe (36) of mixing on the gas shell (35), described Gas Pipe (36) is with to be arranged on the air jet pipe (37) that mixes in the gas shell (35) fixedly connected and be communicated with, air jet pipe (37) is positioned on the axis that mixes gas shell (35) inner chamber, the tube wall of air jet pipe (37) is provided with jet micropore, the endcapped of air jet pipe (37) also is fixedly connected with spoiler (38), described spoiler (38) is a plurality of fan leafs that are evenly distributed on the terminal outer wall of air jet pipe (37), and 1-miter angle is all reversed to same direction in the outer of each fan leaf; Described air flow regulator (40) comprises the regulator shell (41) of pipe shape, be sleeved on the regulating spool (42) in regulator shell (41) inner chamber, regulating spool (42) is the pipe shape, it is open that regulator shell (41) and regulating spool (42) are an end, the other end has end cap, the sidewall of regulator shell (41) is provided with shell gas outlet (43), the sidewall of regulating spool (42) is provided with spool gas outlet (44), the end cap center of regulating spool (42) is fixedly connected with hinge (45), and the end cap that an end of hinge (45) passes regulator shell (41) is fixedly connected with regulating handle (46); The input of gas mixing device (34) is connected with muffler (6), and the output of gas mixing device (34) is fixedlyed connected with the open end of regulator shell (41), and shell gas outlet (43) are gone up and connected total inlet pipe (30).
5. a kind of gas fired-boiler according to claim 1 is characterized in that: being provided with bend pipe (9) in the interlayer between body of heater (1) and inner bag (3), fixedlys connected with adjacent two heat pipes (5) end respectively in the two ends of bend pipe (9).
CN2010101178427A 2010-03-04 2010-03-04 Gas boiler CN101806449B (en)

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Application Number Priority Date Filing Date Title
CN2010101178427A CN101806449B (en) 2010-03-04 2010-03-04 Gas boiler

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Application Number Priority Date Filing Date Title
CN2010101178427A CN101806449B (en) 2010-03-04 2010-03-04 Gas boiler

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CN101806449A true CN101806449A (en) 2010-08-18
CN101806449B CN101806449B (en) 2011-11-23

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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106482091A (en) * 2016-12-20 2017-03-08 许明华 Chimney-free combustion furnace
CN109028041A (en) * 2018-06-28 2018-12-18 广州市艾欣能能源科技有限责任公司 A kind of efficient boiler of more burning points
CN109028043A (en) * 2018-06-28 2018-12-18 广州市艾欣能能源科技有限责任公司 A kind of energy-efficient boiler
CN109028042A (en) * 2018-06-28 2018-12-18 广州市艾欣能能源科技有限责任公司 A kind of sufficient boiler of burning

Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3868211A (en) * 1974-01-11 1975-02-25 Aqua Chem Inc Pollutant reduction with selective gas stack recirculation
US5129818A (en) * 1990-09-14 1992-07-14 Benno Balsiger Method of feeding back exhaust gases in oil and gas burners
CN2447691Y (en) * 2000-09-30 2001-09-12 刘恒孝 Light hydrocarbon gasification central heating boiler
CN2537896Y (en) * 2002-04-04 2003-02-26 杨弟川 Speed regulating strong fire energy saving burner
CN2766179Y (en) * 2005-03-03 2006-03-22 陈卫华 Module combined gas-fired boiler
CN1818479A (en) * 2006-03-13 2006-08-16 郑宗标 High-pressure blowing-in and combustion-supporting gas cooker
CN2856775Y (en) * 2005-10-31 2007-01-10 张修建 High efficiency gas heating stove
CN200979174Y (en) * 2006-11-16 2007-11-21 孙中兴 Multiple combustion zero-discharge gas-firing fuel oil-firing device
CN201636849U (en) * 2010-03-04 2010-11-17 郑宗标 Gas-fired boiler

Patent Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3868211A (en) * 1974-01-11 1975-02-25 Aqua Chem Inc Pollutant reduction with selective gas stack recirculation
US5129818A (en) * 1990-09-14 1992-07-14 Benno Balsiger Method of feeding back exhaust gases in oil and gas burners
CN2447691Y (en) * 2000-09-30 2001-09-12 刘恒孝 Light hydrocarbon gasification central heating boiler
CN2537896Y (en) * 2002-04-04 2003-02-26 杨弟川 Speed regulating strong fire energy saving burner
CN2766179Y (en) * 2005-03-03 2006-03-22 陈卫华 Module combined gas-fired boiler
CN2856775Y (en) * 2005-10-31 2007-01-10 张修建 High efficiency gas heating stove
CN1818479A (en) * 2006-03-13 2006-08-16 郑宗标 High-pressure blowing-in and combustion-supporting gas cooker
CN200979174Y (en) * 2006-11-16 2007-11-21 孙中兴 Multiple combustion zero-discharge gas-firing fuel oil-firing device
CN201636849U (en) * 2010-03-04 2010-11-17 郑宗标 Gas-fired boiler

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106482091A (en) * 2016-12-20 2017-03-08 许明华 Chimney-free combustion furnace
CN109028041A (en) * 2018-06-28 2018-12-18 广州市艾欣能能源科技有限责任公司 A kind of efficient boiler of more burning points
CN109028043A (en) * 2018-06-28 2018-12-18 广州市艾欣能能源科技有限责任公司 A kind of energy-efficient boiler
CN109028042A (en) * 2018-06-28 2018-12-18 广州市艾欣能能源科技有限责任公司 A kind of sufficient boiler of burning

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