CN2767901Y - Condensing type gas-fired quick water heater - Google Patents
Condensing type gas-fired quick water heater Download PDFInfo
- Publication number
- CN2767901Y CN2767901Y CN 200420102484 CN200420102484U CN2767901Y CN 2767901 Y CN2767901 Y CN 2767901Y CN 200420102484 CN200420102484 CN 200420102484 CN 200420102484 U CN200420102484 U CN 200420102484U CN 2767901 Y CN2767901 Y CN 2767901Y
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- heat exchanger
- water heater
- water
- coil pipe
- combustion gas
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- Instantaneous Water Boilers, Portable Hot-Water Supply Apparatuses, And Control Of Portable Hot-Water Supply Apparatuses (AREA)
Abstract
The utility model discloses a condensing type gas quick water heater, which comprises a gas combustion part, a heat exchanger, a waterway system, a smoke exhausting pipeline and a control system, wherein the gas combustion part comprises a combustor, an ignition device and a fan; the waterway system comprises a water pipe and a coil pipe; the control system comprises a gas proportional valve, a water valve and a controller. The gas combustion part is arranged on the upper part of the water heater; the combustor is in a reverse form, an opening of the fan faces downwards, namely the combustion modes of downward blast and downward flame of the fan can be realized. The heat exchanger is arranged below the combustor and is composed of a three-stage heat exchanger; the surfaces of the heat exchanger and the coil pipe are provided with protecting layers, and a condensed water neutralizing and treating device on the lower side of the coil pipe. The utility model has the characteristics of reasonable structure, good energy-saving effect, high heat efficiency and corrosion resistance.
Description
Technical field
The utility model relates to a kind of water heater, especially relates to a kind of condensed type combustion gas fast water heater.
Background technology
The conventional common exhaust gas temperature of gas instantaneous water heater is higher, and wherein the heat more than 10% discharges away with flue gas, the waste heat in the flue gas can't be made full use of, so the thermal efficiency is lower, and energy-saving effect is relatively poor.As application number is 00202629, the applying date is on February 21st, 2000, denomination of invention is the patent of safe and efficient gas heater, comprise the water heater housing, heat exchanger housing, the combustion chamber, heat exchanger, the water temperature adjusting knob, exhaust emission tube, it is characterized in that: be provided with the hydraulic turbine in the exhaust emission tube, endothermic tube, endothermic tube one end links to each other with heat exchanger inlets, the other end and hydraulic turbine outlet are joined, the hydraulic turbine is provided with ventilating fan, hydraulic turbine import links to each other with water inlet pipe, the exhaust emission tube overcoat has air input pipe, exhaust emission tube, air input pipe one end respectively with heat exchanger housing, the water heater housing links to each other.This patent structure complexity, the cost height does not make full use of flue gas institute heat content, causes the waste of heat energy.
Summary of the invention
The purpose of this utility model provides a kind of good energy-conserving effect in order to solve above-mentioned deficiency exactly, and thermal efficiency height is rational in infrastructure, corrosion resistant condensed type combustion gas fast water heater.
The utility model is realized above-mentioned purpose by following technical proposals:
The utility model comprises fuel gas buring part, heat exchanger, water circuit system, smoke evacuation pipeline, control system, fuel gas buring partly comprises burner, igniter, blower fan, water circuit system comprises water pipe, coil pipe, control system comprises gas ratio valve, water valve, controller, and described fuel gas buring partly is arranged on the top of water heater; Burner is invert form, Open Side Down for blower fan, promptly realizes the downward air blast of blower fan, the downward combustion system of flame.
Described heat exchanger is arranged on the burner below, is made up of three-stage heat exchanger, i.e. first order heat exchanger, second level heat exchanger and coil pipe.Described heat exchanger and coil surface also scribble the protective layer that can prevent the condensate water acidic corrosion.Described coil pipe downside also is provided with condensed water neutralisation treatment device.
The utlity model has following advantage:
1, owing to adopt overall arrangement form, air blast down combustion system and three grades of heat exchange methods, exhaust gas temperature is reduced greatly, effectively raise the thermal efficiency, can improve more than 15% by the conventional gas instantaneous water heater thermal efficiency towards following formula; Oxious component also significantly reduces in the discharging flue gas.
2, the utility model compact conformation is reasonable, and cost is low; Heat exchanger and coil surface stopping off can prevent the sour corrosion of condensed water effectively.
3, the utility model also is provided with proportioning valve, water valve, can carry out water temperature control easily.
4, the utility model also is provided with condensed water collection, neutralisation treatment bleed unit, protects environment effectively.
Description of drawings
The utility model is described in further detail below in conjunction with the drawings and specific embodiments:
Fig. 1 is a structural principle schematic diagram of the present utility model.
Specific embodiment
As Fig. 1, the utility model comprises fuel gas buring part 1, water circuit system 2, smoke evacuation pipeline 3, control system 4, heat exchanger 6.Fuel gas buring part 1 is arranged on top of the present utility model, fuel gas buring part 1 comprises burner 1-1, igniter 1-2, blower fan 1-3, burner 1-1 is an invert form, and Open Side Down for blower fan 1-3, promptly realizes the downward air blast of blower fan 1-3, the downward combustion system of flame.
Water circuit system 2 comprises water pipe 2-2, water pipe 2-3 and coil pipe 2-1, and water pipe 2-2 is located in the first order heat exchanger 6-1, and water pipe 2-3 is located in the heat exchanger 6-2 of the second level, and coil pipe 2-1 is located at second level heat exchanger 6-2 below.
Heat exchanger 6 is arranged on burner 1-1 below, is made up of three-stage heat exchanger, i.e. first order heat exchanger 6-1, second level heat exchanger 6-2 and coil pipe 2-1.
Combustion gas enters proportioning valve 4-1, this proportioning valve has functions such as ratio adjusting, voltage stabilizing, enter the air mixing after-combustion that burner 1-1 and blower fan 1-3 produce then, flame burns downwards, the high-temperature flue gas that produces enters first order heat exchanger 6-1, carry out the heat exchange first time with water pipe 2-2, this moment, flue-gas temperature reached 200 ℃.Enter second level heat exchanger 6-2 again, carry out the heat exchange second time with water pipe 2-3, this moment, flue-gas temperature reached 40-60 ℃.Waste heat is through the further heat exchange of coil pipe 2-1, and the smoke evacuation pipeline is arranged on the inside portion of water heater, and the smoke evacuation BOP is communicated with the heat exchanger inner chamber, and the outlet of smoke evacuation pipeline is arranged on water heater top; Final low temperature flue gas is discharged into outdoor by smoke pipe.
Water circuit system is discharged through heating behind coil pipe 2-1, second level heat exchanger 6-2, the first order heat exchanger 6-1 after being regulated by water valve 4-2.
Condensed water produces at second level heat exchanger 6-2 and coil pipe 2-1 place, through being collected into neutralisation treatment device 5, is discharged into sewer after the neutralization.
Controller 4-3 contrasts the back by the air quantity of control blower fan 1-3 and the tolerance of proportioning valve 4-1 to the temperature of Inlet and outlet water with temperature is set, and adjusts the combusting firepower size, carries out the control of water temperature.
As from the foregoing, the utlity model has good energy-conserving effect, thermal efficiency height, rational in infrastructure, corrosion resistant characteristics.
Claims (6)
1, a kind of novel condensed type combustion gas fast water heater, comprise fuel gas buring part, heat exchanger, inlet and outlet pipe, smoke evacuation pipeline, control system, fuel gas buring partly comprises burner, igniter, blower fan, water circuit system comprises water pipe, coil pipe, control system comprises gas ratio valve, water valve, controller, it is characterized in that:
Described fuel gas buring partly is arranged on the top of water heater; Burner is the top that invert form, its blower fan are arranged on burner, and Open Side Down for it, promptly realizes the downward air blast of blower fan, the downward combustion system of flame.
2, novel condensed type combustion gas fast water heater according to claim 1 is characterized in that:
Described heat exchanger is arranged on the burner below, is made up of multi-stage heat-exchanger, and its afterbody heat exchanger is a coil pipe.
3, novel condensed type combustion gas fast water heater according to claim 2, it is characterized in that: described heat exchanger is three grades, i.e. first order heat exchanger, second level heat exchanger and coil pipe.
4, novel condensed type combustion gas fast water heater according to claim 1 is characterized in that: described heat exchanger and coil surface scribble the protective layer that can prevent the condensate water acidic corrosion.
5, novel condensed type combustion gas fast water heater according to claim 1, it is characterized in that: described coil pipe downside is provided with condensed water neutralisation treatment device.
6, novel condensed type combustion gas fast water heater according to claim 1, it is characterized in that: described smoke evacuation pipeline is arranged on the inside portion of water heater, and the smoke evacuation BOP is communicated with the heat exchanger inner chamber, and the outlet of smoke evacuation pipeline is arranged on water heater top.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200420102484 CN2767901Y (en) | 2004-12-15 | 2004-12-15 | Condensing type gas-fired quick water heater |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200420102484 CN2767901Y (en) | 2004-12-15 | 2004-12-15 | Condensing type gas-fired quick water heater |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2767901Y true CN2767901Y (en) | 2006-03-29 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200420102484 Expired - Fee Related CN2767901Y (en) | 2004-12-15 | 2004-12-15 | Condensing type gas-fired quick water heater |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2767901Y (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101726111A (en) * | 2010-02-16 | 2010-06-09 | 刘为敏 | Non-premixing inverted condensing gas water heater |
| WO2011063634A1 (en) * | 2009-11-27 | 2011-06-03 | 广东诺科冷暖设备有限公司 | Condensing-type heat exchanger with high efficiency |
| CN102095253A (en) * | 2010-12-24 | 2011-06-15 | 广东万家乐燃气具有限公司 | Condensation gas water heater auxiliary heating integral type heat pump water heater |
| CN101619888B (en) * | 2009-06-05 | 2011-08-24 | 宁波圣莱达电器股份有限公司 | Water storing device of electric water heater |
| CN109595786A (en) * | 2018-10-17 | 2019-04-09 | 中山市恒乐电器有限公司 | A kind of hot water facility |
| CN110454984A (en) * | 2019-07-31 | 2019-11-15 | 华帝股份有限公司 | Control method of constant-temperature gas water heater and gas water heater |
-
2004
- 2004-12-15 CN CN 200420102484 patent/CN2767901Y/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101619888B (en) * | 2009-06-05 | 2011-08-24 | 宁波圣莱达电器股份有限公司 | Water storing device of electric water heater |
| WO2011063634A1 (en) * | 2009-11-27 | 2011-06-03 | 广东诺科冷暖设备有限公司 | Condensing-type heat exchanger with high efficiency |
| CN101726111A (en) * | 2010-02-16 | 2010-06-09 | 刘为敏 | Non-premixing inverted condensing gas water heater |
| CN102095253A (en) * | 2010-12-24 | 2011-06-15 | 广东万家乐燃气具有限公司 | Condensation gas water heater auxiliary heating integral type heat pump water heater |
| CN109595786A (en) * | 2018-10-17 | 2019-04-09 | 中山市恒乐电器有限公司 | A kind of hot water facility |
| CN110454984A (en) * | 2019-07-31 | 2019-11-15 | 华帝股份有限公司 | Control method of constant-temperature gas water heater and gas water heater |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20060329 Termination date: 20100115 |