CN204534518U - Three backhaul combustion gas condensation steam boilers - Google Patents

Three backhaul combustion gas condensation steam boilers Download PDF

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Publication number
CN204534518U
CN204534518U CN201520005761.6U CN201520005761U CN204534518U CN 204534518 U CN204534518 U CN 204534518U CN 201520005761 U CN201520005761 U CN 201520005761U CN 204534518 U CN204534518 U CN 204534518U
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China
Prior art keywords
smoke
box
boiler body
flue
pipe bundle
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Active
Application number
CN201520005761.6U
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Chinese (zh)
Inventor
耿生斌
罗志明
黄炜刚
张振文
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Desen (Changzhou) Energy Equipment Co.,Ltd.
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Guangzhou Devotion Thermal Technology Co Ltd
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Priority to CN201520005761.6U priority Critical patent/CN204534518U/en
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Abstract

The utility model proposes a kind of three backhaul combustion gas condensation steam boilers, it includes boiler body and smoking box, is provided with drum in boiler body, the front end of boiler body is provided with burner, top has passed pipe, smoking box is installed on the top of boiler body, it has into mouth and is connected with pipe logical, the rear end of smoking box has exhaust opening, in smoking box, condenser is installed, especially, flue is provided with in drum, first smoke pipe bundle and the second smoke pipe bundle, first smoke pipe bundle is positioned at top and the outside of flue, second smoke pipe bundle is positioned at top and the outside of the first smoke pipe bundle, in boiler body, the front-end and back-end of drum are respectively equipped with front smoke box and rear smoke box, the rear end of flue, first smoke pipe bundle, front smoke box, second smoke pipe bundle and rear smoke box are connected the snakelike exhaust gases passes of logical formation successively, rear smoke box is connected logical with pipe, the flame jet pipe of burner stretches into the front end of flue.The utility model has the advantages that flue gas backhaul is long, heat exchanger effectiveness is high, and effects of energy conservation and environmental protection is obvious.

Description

Three backhaul combustion gas condensation steam boilers
Technical field
The utility model relates to boiler, specifically a kind of combustion gas condensation steam boiler.
Background technology
Combustion gas condensation steam boiler is a kind of steam boiler of combustion gas, existing a kind of steam boiler is if application number is for disclosed in 201010254837.0, it includes boiler body, drum is provided with in boiler body, flue and smoke pipe bundle is provided with in drum, in boiler body, the front end of drum is provided with smoke box, the front end of boiler body is provided with burner, the top of boiler body has passed pipe, flue, smoke pipe bundle, smoke box and pipe are connected logical successively, the top of boiler body is also independently provided with energy-saving appliance and condenser, condenser, energy-saving appliance and pipe are connected logical successively.This fuel-firing gas-firing steam boiler is two return structure, fuel produces flue gas in flue combustion, flue gas successively → flue (the first backhaul) → smoke pipe bundle (the second backhaul) → smoke box → pipe → energy-saving appliance → condenser, advantage be structure simple, be easy to manufacture, its weak point is: flue gas backhaul is short, the flue-gas temperature of discharging is high, and heat exchanger effectiveness is low, is unfavorable for energy-conserving and environment-protective.Therefore, be necessary to improve.
Summary of the invention
The purpose of this utility model proposes a kind of three backhaul combustion gas condensation steam boilers, flue gas backhaul is long, heat exchanger effectiveness is high feature that it has, energy-conserving and environment-protective very.
The purpose of this utility model realizes by following technical scheme:
Three backhaul combustion gas condensation steam boilers, it includes boiler body and smoking box, drum is provided with in described boiler body, the front end of boiler body is provided with burner, the top of boiler body has passed pipe, and smoking box is installed on the top of boiler body, and the bottom of smoking box has into mouth and is connected with the pipe of boiler body logical, the rear end of smoking box has exhaust opening, is provided with condenser in smoking box.
Flue, the first smoke pipe bundle and the second smoke pipe bundle is provided with in drum, first smoke pipe bundle is positioned at top and the outside of flue, second smoke pipe bundle is positioned at top and the outside of the first smoke pipe bundle, in boiler body, the front-end and back-end of drum are respectively equipped with front smoke box and rear smoke box, the rear end of flue, the first smoke pipe bundle, front smoke box, the second smoke pipe bundle are connected the snakelike exhaust gases passes of logical formation successively with rear smoke box, rear smoke box is connected logical with pipe, the flame jet pipe of burner stretches into the front end of the flue in drum.
Prioritization scheme, described front smoke box and/or rear smoke box are wetting back-type structure.
Further prioritization scheme, is also provided with energy-saving appliance in described smoking box, and energy-saving appliance and condenser are successively arranged along flue gas discharge direction.
The utility model has following substantive distinguishing features and progress:
1, the utility model is three return structures, flue gas successively → flue (the first backhaul) → first smoke pipe bundle (the second backhaul) → front smoke box → the second smoke pipe bundle (the 3rd backhaul) → rear smoke box → pipe (→ energy-saving appliance) → condenser, have the advantages that flue gas backhaul is long, heat exchanger effectiveness is high, energy-conserving and environment-protective very.
2, the utility model also has the wide feature of fuel tolerance, is applicable to: the liquids and gases fuel such as light oil, heavy oil, ecological oil, natural gas, piped gas, blast furnace gas.
Accompanying drawing explanation
Fig. 1 is that master of the present utility model looks status architecture schematic diagram;
Fig. 2 is that status architecture schematic diagram is looked on a left side of the present utility model.
Detailed description of the invention
Below in conjunction with accompanying drawing, the utility model is described in further detail.
With reference to figure 1 and Fig. 2, three backhaul combustion gas condensation steam boilers, it includes boiler body 1 and smoking box 2.
The front end of boiler body 1 is provided with burner 3, the top of boiler body 1 has passed pipe 10, smoking box 2 is installed on the top of boiler body 1, the bottom of smoking box 2 has into mouth and is connected with the pipe 10 of boiler body 1 logical, the rear end of smoking box 2 has exhaust opening 20, one energy-saving appliance 22 and a condenser 21 are successively arranged in smoking box 2 along flue gas discharge direction, and described energy-saving appliance 22 is calandria structure.
Drum is provided with in described boiler body 1, flue 11, first smoke pipe bundle 12 and the second smoke pipe bundle 13 is provided with in drum, the flame jet pipe 30 of burner 3 stretches into the front end of the flue 11 in drum, first smoke pipe bundle 12 is positioned at top and the outside of flue 11, and the second smoke pipe bundle 13 is positioned at top and the outside of the first smoke pipe bundle 12.In boiler body 1, the front-end and back-end of drum are respectively equipped with front smoke box 14 and rear smoke box 15, and described front smoke box 14 and rear smoke box 15 are wetting back-type structure.The rear end of flue 11, the first smoke pipe bundle 12, front smoke box 14, second smoke pipe bundle 13 are connected the snakelike exhaust gases passes of logical formation successively with rear smoke box 15, and rear smoke box 15 is connected logical with pipe 10.
The condensation steam boiler of the present embodiment is three return structures, flue gas successively → flue 11(first backhaul) → the first smoke pipe bundle 12(second backhaul) → front smoke box 14 → the second smoke pipe bundle 13(the 3rd backhaul) → rear smoke box 15 → pipe 10 → energy-saving appliance 22 → condenser 21, discharged by the exhaust opening 20 of smoking box 2, high-temperature flue gas is through the flowing of three backhauls, discharge after carrying out sufficient heat exchange with the water in drum, the flue-gas temperature of discharging is lower than 70 DEG C, the thermal efficiency is up to more than 103%, and effects of energy conservation and environmental protection is obvious.

Claims (3)

1. three backhaul combustion gas condensation steam boilers, it includes boiler body (1) and smoking box (2), described boiler body is provided with drum in (1), the front end of boiler body (1) is provided with burner (3), the top of boiler body (1) has passed pipe (10), smoking box (2) is installed on the top of boiler body (1), the bottom of smoking box (2) has into mouth and is connected with the pipe (10) of boiler body (1) logical, the rear end of smoking box (2) has exhaust opening (20), condenser (21) is installed in smoking box (2), it is characterized in that: in drum, be provided with flue (11), first smoke pipe bundle (12) and the second smoke pipe bundle (13), first smoke pipe bundle (12) is positioned at top and the outside of flue (11), second smoke pipe bundle (13) is positioned at top and the outside of the first smoke pipe bundle (12), the front-end and back-end of boiler body (1) interior drum are respectively equipped with front smoke box (14) and rear smoke box (15), the rear end of flue (11), first smoke pipe bundle (12), front smoke box (14), second smoke pipe bundle (13) and rear smoke box (15) are connected the snakelike exhaust gases passes of logical formation successively, rear smoke box (15) is connected logical with pipe (10), the flame jet pipe (30) of burner (3) stretches into the front end of the flue (11) in drum.
2. three backhaul combustion gas condensation steam boilers according to claim 1, is characterized in that: described front smoke box (14) and/or rear smoke box (15) are wetting back-type structure.
3. three backhaul combustion gas condensation steam boilers according to claim 1 and 2, is characterized in that: be also provided with energy-saving appliance (22) in described smoking box (2), and energy-saving appliance (22) and condenser (21) are successively arranged along flue gas discharge direction.
CN201520005761.6U 2015-01-06 2015-01-06 Three backhaul combustion gas condensation steam boilers Active CN204534518U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201520005761.6U CN204534518U (en) 2015-01-06 2015-01-06 Three backhaul combustion gas condensation steam boilers

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201520005761.6U CN204534518U (en) 2015-01-06 2015-01-06 Three backhaul combustion gas condensation steam boilers

Publications (1)

Publication Number Publication Date
CN204534518U true CN204534518U (en) 2015-08-05

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Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105841142A (en) * 2016-05-24 2016-08-10 大震锅炉工业(昆山)有限公司 Efficient low-heating-value gas combustion boiler
CN107631477A (en) * 2017-09-30 2018-01-26 天津征鑫热能设备制造有限公司 A kind of preparation method of more return stroke wet back type boilers
CN107893984A (en) * 2017-11-28 2018-04-10 湖南长宏南雁锅炉修理安装有限公司 The backhaul hot air type shell boiler of fuel-firing gas-firing three
CN109028580A (en) * 2018-06-28 2018-12-18 西安交通大学 A kind of natural gas condensing boiler system and method for fuel-rich combustion catalysis oxidation
CN109945170A (en) * 2019-04-26 2019-06-28 平顶山市百阳丰机械制造有限公司 A kind of fire grate type gas fired-boiler
CN111765442A (en) * 2020-07-29 2020-10-13 青岛法罗力暖通温控技术设备制造有限公司 Assembled shell superheated steam boiler
CN112146117A (en) * 2020-09-28 2020-12-29 衡阳市大成锅炉有限公司 Double-sealed smoke box door

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105841142A (en) * 2016-05-24 2016-08-10 大震锅炉工业(昆山)有限公司 Efficient low-heating-value gas combustion boiler
CN107631477A (en) * 2017-09-30 2018-01-26 天津征鑫热能设备制造有限公司 A kind of preparation method of more return stroke wet back type boilers
CN107893984A (en) * 2017-11-28 2018-04-10 湖南长宏南雁锅炉修理安装有限公司 The backhaul hot air type shell boiler of fuel-firing gas-firing three
CN109028580A (en) * 2018-06-28 2018-12-18 西安交通大学 A kind of natural gas condensing boiler system and method for fuel-rich combustion catalysis oxidation
CN109945170A (en) * 2019-04-26 2019-06-28 平顶山市百阳丰机械制造有限公司 A kind of fire grate type gas fired-boiler
CN111765442A (en) * 2020-07-29 2020-10-13 青岛法罗力暖通温控技术设备制造有限公司 Assembled shell superheated steam boiler
CN112146117A (en) * 2020-09-28 2020-12-29 衡阳市大成锅炉有限公司 Double-sealed smoke box door

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Legal Events

Date Code Title Description
C14 Grant of patent or utility model
GR01 Patent grant
TR01 Transfer of patent right

Effective date of registration: 20180927

Address after: 213001 21 Chuang Chuang Road, Xinbei District, Changzhou, Jiangsu

Patentee after: DEVOTION (CHANGZHOU) BOILER Co.,Ltd.

Address before: 510760 No. 3 canglian two road, Guangzhou economic and Technological Development Zone, Guangzhou, Guangdong

Patentee before: GUANGZHOU DEVOTION THERMAL FACILITY CO.,LTD.

TR01 Transfer of patent right
CP03 Change of name, title or address

Address after: No. 21, Chuangye West Road, Xinbei District, Changzhou City, Jiangsu Province, 212300

Patentee after: Desen (Changzhou) Energy Equipment Co.,Ltd.

Address before: 213001 21 Chuang Chuang Road, Xinbei District, Changzhou, Jiangsu

Patentee before: DEVOTION (CHANGZHOU) BOILER Co.,Ltd.

CP03 Change of name, title or address