CN107631477A - A kind of preparation method of more return stroke wet back type boilers - Google Patents
A kind of preparation method of more return stroke wet back type boilers Download PDFInfo
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- CN107631477A CN107631477A CN201710915632.4A CN201710915632A CN107631477A CN 107631477 A CN107631477 A CN 107631477A CN 201710915632 A CN201710915632 A CN 201710915632A CN 107631477 A CN107631477 A CN 107631477A
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- backhaul
- flue
- tube bank
- smoke box
- outlet
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- Instantaneous Water Boilers, Portable Hot-Water Supply Apparatuses, And Control Of Portable Hot-Water Supply Apparatuses (AREA)
Abstract
The present invention provides a kind of preparation method of more return stroke wet back type boilers,Including body of heater and burner,Furnace interior is provided with flue,Water containing chamber,Return combustion chamber,Front smoke box,Second backhaul is restrained,3rd backhaul is restrained and rear smoke box,Energy-saving appliance and condenser are provided with smoke box afterwards,Burner is arranged on outside body of heater and is connected with the import of flue,The outlet of flue is connected with the import of return combustion chamber,The outlet of return combustion chamber is connected with the entrance point of the second backhaul tube bank,The port of export of second backhaul tube bank is connected with the import of front smoke box,The entrance point of 3rd backhaul tube bank is connected with the outlet of front smoke box,The port of export of 3rd backhaul tube bank is connected with rear smoke box,Condenser includes smoke pipe and heat exchanger tube,Smoke pipe is provided with smoke inlet and outlet flue,Smoke inlet is connected with energy-saving appliance,Heat exchanger tube is fixedly connected with the outside of smoke pipe,Water inlet and delivery port are provided with heat exchanger tube,Delivery port is connected with water containing chamber.The advantages that present invention has flue gas backhaul length, and heat exchanger effectiveness is high.
Description
Technical field
The present invention relates to a kind of boiler, more particularly, to a kind of preparation method of more return stroke wet back type boilers.
Background technology
Boiler is a kind of energy conversion, and the energy inputted to boiler has chemical energy, electric energy, high-temperature flue gas in fuel
The form such as heat energy, and pass through boiler and change, outwards steam, high-temperature water or organic heat carrier of the output with certain heat energy.
Following defect be present in existing boiler：1st, flue is arranged on below body of heater, belongs to eccentric design, this design makes flue
Temperature is relatively low, adds the unburnt uncertainty of combustion gas；2nd, flue gas backhaul is short, and the flue-gas temperature of discharge is high, and heat energy is handed over
It is low to change efficiency, utilization rate, is unfavorable for energy-conserving and environment-protective；3rd, various impurity can be accumulated in backhaul tube bank, are difficult to after adhering to for a long time clear
Wash, permanent presence can influence heat exchange efficiency.
The content of the invention
A kind of the shortcomings that it is an object of the invention to overcome prior art, there is provided preparation side of more return stroke wet back type boilers
Method, it is possible to increase heat exchanger effectiveness.
In order to solve the above technical problems, the technical solution adopted by the present invention is：A kind of preparation of more return stroke wet back type boilers
Method, including body of heater and burner, the furnace interior are provided with flue, water containing chamber, return combustion chamber, front smoke box, the second return duct
Beam, the 3rd backhaul is restrained and rear smoke box, and energy-saving appliance and condenser, the energy-saving appliance and the condensation are provided with the rear smoke box
Device is successively arranged along flue gas discharge direction, and the water intaking valve being connected with the water containing chamber and water outlet are provided with the top of the body of heater
Valve, second backhaul tube bank are arranged on the flue both sides, the burner be arranged on the body of heater it is outer and with the flue
Import be connected.
Further, the outlet of the flue is connected with the import of the return combustion chamber, the outlet of the return combustion chamber and institute
The entrance point for stating the second backhaul tube bank is connected, and the port of export of the second backhaul tube bank is connected with the import of the front smoke box
Connect, the entrance point of the 3rd backhaul tube bank is connected with the outlet of the front smoke box, the port of export of the 3rd backhaul tube bank
It is connected with the rear smoke box, the condenser includes smoke pipe and heat exchanger tube, and the smoke pipe is provided with smoke inlet and outlet flue, institute
State smoke inlet with the energy-saving appliance to be connected, heat exchanger tube is fixedly connected with the outside of the smoke pipe, is provided with the heat exchanger tube
Water inlet and delivery port, the delivery port are connected with the water containing chamber, and cleaning sprayer is provided with the front smoke box, described clear
Wash the end that shower nozzle extends to the second backhaul tube bank and the 3rd backhaul tube bank.
Further, the quantity of the cleaning sprayer is restrained with second backhaul and total quantity is restrained in the 3rd backhaul
It is identical.
Further, the be shaped as tubular and outer wall of the flue are corrugated.
Further, the surface of the heat exchanger tube is provided with fin.
Further, smoke filtration net is provided with the outlet flue.
The present invention has the advantages and positive effects of：Due to using above-mentioned technical proposal, making high-temperature flue gas and water containing chamber
Interior water is fully exchanged heat, and flue is located in the middle part of body of heater, flue temperature is added, avoids combustion gas in flue from not exclusively firing
Burn, enhance efficiency of combustion, and flue gas backhaul is long, heat exchanger effectiveness is high；Set cleaning sprayer can be right in time at front smoke box
Backhaul tube bank is cleaned, and goes the removal of impurity to improve heat exchange efficiency；Moisturizing is carried out to water containing chamber by the heat exchanger tube of condenser, carried
High boiler thermal output, the pernicious gas in flue gas is dissolved in liquid water with the condensation of vapor within the condenser, so as to reduce
The content of pernicious gas in smoke evacuation tail gas.
Brief description of the drawings
Fig. 1 is schematic structural view of the invention；
Fig. 2 is condenser structure schematic diagram of the present invention.
In figure：
1st, body of heater 2, burner 3, flue
4th, water containing chamber 5, return combustion chamber 6, front smoke box
7th, the 8, the 3rd backhaul tube bank 9, rear smoke box are restrained in the second backhaul
10th, energy-saving appliance 11, condenser 111, smoke pipe
112nd, heat exchanger tube 113, smoke inlet 114, outlet flue
115th, water inlet 116, delivery port 12, water intaking valve
13rd, outlet valve 14, cleaning sprayer
Embodiment
With reference to embodiment and accompanying drawing, the present invention is described further.
As depicted in figs. 1 and 2, the present embodiment provides a kind of preparation method of more return stroke wet back type boilers, including the He of body of heater 1
Burner 2, body of heater 1 are internally provided with flue 3, water containing chamber 4, return combustion chamber 5, front smoke box 6, the second backhaul the 7, the 3rd return duct of tube bank
Beam 8 and rear smoke box 9, are provided with energy-saving appliance 10 and condenser 11 in rear smoke box 9, and energy-saving appliance 10 and condenser 11 are along flue gas discharge side
Arranged to priority, the top of body of heater 1 is provided with the water intaking valve 12 and outlet valve 13 being connected with water containing chamber 4, and the second backhaul tube bank 7 is set
Put and be arranged on the upper end of water containing chamber 4 in the both sides of flue 3, the 3rd backhaul tube bank 8.
Burner 2 is arranged on outside body of heater 1 and is connected with the import of flue 3, the outlet of flue 3 and the import of return combustion chamber 5
It is connected, the outlet of return combustion chamber 5 is connected with the entrance point of the second backhaul tube bank 7, the port of export and preceding cigarette of the second backhaul tube bank 7
The import of case 6 is connected, and the entrance point of the 3rd backhaul tube bank 8 is connected with the outlet of front smoke box 6, and the 3rd backhaul tube bank 8 goes out
Mouth end is connected with rear smoke box 9.
Condenser 11 includes smoke pipe 111 and heat exchanger tube 112, and smoke pipe 111 is provided with smoke inlet 113 and outlet flue 114, enters cigarette
Mouth 113 is connected with energy-saving appliance 10, and the outside of smoke pipe 11 is fixedly connected with heat exchanger tube 112, and water inlet is provided with heat exchanger tube 112
115 and delivery port 116, delivery port 115 be connected with water containing chamber 4, cleaning sprayer 14, cleaning sprayer 14 are provided with front smoke box 6
Extend to the end of the second backhaul tube bank 7 and the 3rd backhaul tube bank 8.The surface of heat exchanger tube 112 is provided with fin, outlet flue 114
Inside it is provided with smoke filtration net.
The quantity of cleaning sprayer 14 is identical with the second backhaul tube bank 7 and the 3rd backhaul 8 total quantitys of tube bank.
The be shaped as tubular and outer wall of flue 3 are corrugated.
The course of work of this example：Gaseous fuel and air mix in burner 2 first, and are ejected into the internal combustion of flue 3
Burn, thermal-flame caused by burning and flue gas carry out radiation heat transfer with flue 3, transfer heat in the outside water containing chamber 4 of flue 3
Water in.Then flue gas through flue 3 enter 5 further completely burned of return combustion chamber after, high-temperature flue gas by the second backhaul tube bank 7,
The backhaul of front smoke box 6 and the 3rd tube bank 8, the second backhaul tube bank 7 and the 3rd backhaul are restrained 8 water into water containing chamber 4 and exchanged heat.It
Flue gas enters the energy-saving appliance 10 of rear smoke box from the 3rd backhaul tube bank 8 afterwards, subsequently enters condenser 11, the smoke inlet through smoke pipe 111
113 enter cigarette, are discharged from outlet flue 114, and the moisturizing of water containing chamber 4 is intake by the water inlet 115 of heat exchanger tube 112, the water outlet of delivery port 116
After reenter in water containing chamber 4, this process supplements about 80 degree or so of water to water containing chamber 4, improves the thermal efficiency of boiler, flue gas
Discharged after the smoke filtration net filtration in outlet flue 114.In the intervals of business, cleaning sprayer 14 is opened, to the second backhaul tube bank 7
It is rinsed with the 3rd backhaul tube bank 8, goes the removal of impurity.
The beneficial effects of the invention are as follows：Due to using above-mentioned technical proposal, making high-temperature flue gas and the water in water containing chamber abundant
Exchanged heat, flue is located in the middle part of body of heater, flue temperature is added, avoids combustion gas imperfect combustion in flue, enhance combustion
Efficiency is burnt, and flue gas backhaul is long, heat exchanger effectiveness is high；Set cleaning sprayer in time can restrain backhaul at front smoke box to carry out
Cleaning, goes the removal of impurity to improve heat exchange efficiency；Moisturizing is carried out to water containing chamber by the heat exchanger tube of condenser, improves boiler thermal effect
Rate, the pernicious gas in flue gas is dissolved in liquid water with the condensation of vapor within the condenser, so as to reduce smoke evacuation tail gas
The content of middle pernicious gas.
One or more embodiments of the invention is described in detail above, but the content be only the present invention compared with
Good embodiment, it is impossible to be considered as the practical range for limiting the present invention.All equivalent changes made according to the present patent application scope
With improve etc., all should still belong to the present invention patent covering scope within.
Claims (6)
1. a kind of preparation method of more return stroke wet back type boilers, including body of heater and burner, it is characterised in that：The furnace interior
It is provided with flue, water containing chamber, return combustion chamber, front smoke box, the second backhaul tube bank, the 3rd backhaul tube bank and rear smoke box, the rear smoke box
Energy-saving appliance and condenser are inside provided with, the energy-saving appliance and the condenser are successively arranged along flue gas discharge direction, the body of heater
Top is provided with the water intaking valve and outlet valve being connected with the water containing chamber, and the second backhaul tube bank is arranged on the flue two
Side, the burner are arranged on outside the body of heater and are connected with the import of the flue.
2. the preparation method of more return stroke wet back type boilers according to claim 1, it is characterised in that：The outlet of the flue
Import with the return combustion chamber is connected, and the outlet of the return combustion chamber is connected with the entrance point of second backhaul tube bank, institute
The port of export for stating the second backhaul tube bank is connected with the import of the front smoke box, the entrance point that the 3rd backhaul is restrained with it is described
The outlet of front smoke box is connected, and the port of export of the 3rd backhaul tube bank is connected with the rear smoke box, and the condenser includes
Smoke pipe and heat exchanger tube, the smoke pipe are provided with smoke inlet and outlet flue, and the smoke inlet is connected with the energy-saving appliance, the cigarette
Heat exchanger tube is fixedly connected with the outside of pipe, water inlet and delivery port, the delivery port and the appearance are provided with the heat exchanger tube
Water cavity is connected, and cleaning sprayer is provided with the front smoke box, and the cleaning sprayer extends to the second backhaul tube bank and institute
State the end of the 3rd backhaul tube bank.
3. the preparation method of more return stroke wet back type boilers according to claim 1, it is characterised in that：The cleaning sprayer
Quantity is restrained with second backhaul and the 3rd backhaul tube bank total quantity is identical.
4. the preparation method of more return stroke wet back type boilers according to claim 1, it is characterised in that：The shape of the flue
It is corrugated for tubular and outer wall.
5. the preparation method of more return stroke wet back type boilers according to claim 1, it is characterised in that：The table of the heat exchanger tube
Face is provided with fin.
6. the preparation method of more return stroke wet back type boilers according to claim 1, it is characterised in that：Set in the outlet flue
It is equipped with smoke filtration net.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710915632.4A CN107631477A (en) | 2017-09-30 | 2017-09-30 | A kind of preparation method of more return stroke wet back type boilers |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710915632.4A CN107631477A (en) | 2017-09-30 | 2017-09-30 | A kind of preparation method of more return stroke wet back type boilers |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107631477A true CN107631477A (en) | 2018-01-26 |
Family
ID=61105062
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710915632.4A Pending CN107631477A (en) | 2017-09-30 | 2017-09-30 | A kind of preparation method of more return stroke wet back type boilers |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107631477A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111023569A (en) * | 2019-11-07 | 2020-04-17 | 赵素真 | Circulating condensation boiler |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101936520A (en) * | 2010-08-16 | 2011-01-05 | 江苏双良锅炉有限公司 | Horizontal type oil-gas condensing steam boiler with energy saver and condenser arranged outside independently |
| CN103438416A (en) * | 2013-08-22 | 2013-12-11 | 郑州豫懒环保锅炉有限公司 | Horizontal type internal combustion wet back boiler |
| CN204438519U (en) * | 2015-01-28 | 2015-07-01 | 郭福洲 | The fuel-oil or fuel-gas boiler of horizontal built-in condenser/energy-saving appliance |
| CN204534518U (en) * | 2015-01-06 | 2015-08-05 | 广州迪森热能设备有限公司 | Three backhaul combustion gas condensation steam boilers |
| CN105650866A (en) * | 2016-03-24 | 2016-06-08 | 吉林省鑫华锅炉科技有限责任公司 | Mini-type wet back type three-return gas-fired hot water boiler |
| CN205505405U (en) * | 2016-04-19 | 2016-08-24 | 青海恒业装备制造有限公司 | Condensing gas boiler who contains belt cleaning device |
| CN207422653U (en) * | 2017-09-30 | 2018-05-29 | 天津征鑫热能设备制造有限公司 | A kind of more return stroke wet back type boilers |
-
2017
- 2017-09-30 CN CN201710915632.4A patent/CN107631477A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101936520A (en) * | 2010-08-16 | 2011-01-05 | 江苏双良锅炉有限公司 | Horizontal type oil-gas condensing steam boiler with energy saver and condenser arranged outside independently |
| CN103438416A (en) * | 2013-08-22 | 2013-12-11 | 郑州豫懒环保锅炉有限公司 | Horizontal type internal combustion wet back boiler |
| CN204534518U (en) * | 2015-01-06 | 2015-08-05 | 广州迪森热能设备有限公司 | Three backhaul combustion gas condensation steam boilers |
| CN204438519U (en) * | 2015-01-28 | 2015-07-01 | 郭福洲 | The fuel-oil or fuel-gas boiler of horizontal built-in condenser/energy-saving appliance |
| CN105650866A (en) * | 2016-03-24 | 2016-06-08 | 吉林省鑫华锅炉科技有限责任公司 | Mini-type wet back type three-return gas-fired hot water boiler |
| CN205505405U (en) * | 2016-04-19 | 2016-08-24 | 青海恒业装备制造有限公司 | Condensing gas boiler who contains belt cleaning device |
| CN207422653U (en) * | 2017-09-30 | 2018-05-29 | 天津征鑫热能设备制造有限公司 | A kind of more return stroke wet back type boilers |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111023569A (en) * | 2019-11-07 | 2020-04-17 | 赵素真 | Circulating condensation boiler |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
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| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20180126 |
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| WD01 | Invention patent application deemed withdrawn after publication |