CN201517840U - Household gas-fired wall-mounted dual purpose boiler for heating and bathing - Google Patents

Household gas-fired wall-mounted dual purpose boiler for heating and bathing Download PDF

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Publication number
CN201517840U
CN201517840U CN2009202368099U CN200920236809U CN201517840U CN 201517840 U CN201517840 U CN 201517840U CN 2009202368099 U CN2009202368099 U CN 2009202368099U CN 200920236809 U CN200920236809 U CN 200920236809U CN 201517840 U CN201517840 U CN 201517840U
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CN
China
Prior art keywords
water
heating
bathing
heating water
pipeline
Prior art date
Application number
CN2009202368099U
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Chinese (zh)
Inventor
赵永科
陈福轶
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赵永科
陈福轶
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Application filed by 赵永科, 陈福轶 filed Critical 赵永科
Priority to CN2009202368099U priority Critical patent/CN201517840U/en
Application granted granted Critical
Publication of CN201517840U publication Critical patent/CN201517840U/en

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Abstract

The utility model discloses a household gas-fired wall-mounted dual purpose boiler for heating and bathing. The boiler comprises a casing, a heating water inlet valve, a circulating water pump, a main heat exchanger, a bathing exchanger, a gas valve, a combustor, a combustion chamber, a flue and gas duct and an expansion tank; the combustion chamber is arranged at the upper part of the combustor; the main heat exchanger is arranged at the upper lateral part of the combustor; and the gas valve is arranged in the gas inlet pipeline of the combustor to control the on-off and the ignition of combustion gas. The utility model has the advantages of simple structure, low cost, convenient use, easy popularization and the like.

Description

Domestic gas wall hanging heating and bathing boiler for dual purpose

Technical field

The utility model relates to a kind of domestic gas boiler, particularly a kind of domestic gas wall hanging heating and bathing boiler for dual purpose

Background technology

The wall-hanging heating of domestic gas, hot water two purpose stove are not only to can be used for family's central heating but also can be used for providing health hot water, and can hang on the wall, do not take the household gas apparatus of floor space.Traditional dual-purpose stove product is considered from its security reliability, integrated and automatically controlled level, can be divided into: 1, will be used for family expenses after the cauldron miniaturization, and the product safety poor reliability, integrated degree is low, and automatically controlled level is low; 2, occurring with internal combustion type, barrel type the seventies in last century is constructed products, and properties of product all are improved to some extent in every respect than the first generation, but exist the race of pipeline to emit problems such as drip; 3, the nineties in last century occurs outer combustion mode (fire grate) and be the product of characteristics, adopt closed cycle structure and proportion expression burning control, though qualitative leap has all been arranged at aspects such as security, automation controls.But also there are shortcomings such as complex structure and cost height, therefore, how address the above problem, become problem demanding prompt solution.

Summary of the invention

That the technical problems to be solved in the utility model provides is simple in structure, cost is low, easy to use, the domestic gas wall hanging heating and bathing boiler for dual purpose that is easy to promote.

For solving the problems of the technologies described above, a kind of domestic gas wall hanging heating and bathing boiler for dual purpose of the present utility model, comprise housing, the heating water intaking valve, water circulating pump, main heat exchanger, the bathing interchanger, gas valve, burner, the combustion chamber, cigarette air channel and expansion tank constitute, be provided with blower fan in the air channel, described combustion chamber is arranged on burner top, main heat exchanger is arranged on the burner upper lateral part, gas valve is arranged on the switch and the igniting of control control burning gases in the combustor air inlet pipeline, wherein: described living hot water outlet and cold water inlet pipeline connection bathing interchanger, change clothes and bathe interchanger and be arranged between the pipeline of the heating water delivery port of main heat exchanger and heating water water return outlet, the heating water intaking valve is arranged between bathing interchanger and the heating water delivery port connecting line, between the pipeline of heating water delivery port and heating water water return outlet bypass line is set also, and be provided with automatic by pass valve, be provided with water flow sensing unit between the pipeline of described cold water inlet and heating water delivery port, be provided with heating water pressure table and automatic exhaust steam valve in the pipeline of described heating water water return outlet; In the pipeline of described expansion tank and water circulating pump difference heating water water return outlet, the cigarette air channel is arranged on top, combustion chamber, described cigarette air channel is made of interior smoke exhaust pipe and external admission pipe, interior smoke exhaust pipe is arranged in the external admission pipe and is communicated with the combustion chamber, shape is at inlet channel between interior smoke exhaust pipe and the external admission pipe, and top, described combustion chamber also is provided with blast switch.

Above-mentioned domestic gas wall hanging heating and bathing boiler for dual purpose, described bathing interchanger is a plate heat exchanger.

The utility model is owing to adopt technique scheme, and combustion gas is completing combustion in sealed combustion chamber, the high-temperature flue gas of generation in main heat exchanger with the heat exchange of heating backwater.Waste gas is discharged outdoor through coaxial flue, the heating backwater of this boiler after the main heat exchanger heat absorption, becomes cyclic high-temperature hot water under water circulating pump drives, enter the heating pipe network to indoor heating; When using health hot water, boiler has the hot water priority function, opens the health hot water water intaking valve, and cyclic high-temperature hot water automatically switches to the bathing heat exchanger, carries out heat exchange with domestic water, and its temperature is raise, and uses for the user, and equipment is regulated easy, and is sensitive reliable; Safety system can be guaranteed normally, operation safely.

The utility model has compared with the prior art:

A. the dual-purpose stove volume is little, can hang on the wall, does not take floor space, and good looking appearance is easy to use.

B. can provide the hot water again can heating, the investment cost that has not only made things convenient for the user but also can save health hot water preparation and pipe network have improved usage ratio of equipment.

C. comfortableness is strong, and easy operating is safe in utilization.The user can be according to the heating duration of own needs, regulates indoor temperature, at home nobody the time, the indoor temperature setting can be reduced.When using domestic water, only need operate winter, change lever in summer, the heating temperature adjusting key, domestic hot-water's adjustment key and start button get final product;

D. save installation central heating boiler room and tubing, avoided the heat loss of pipe network and heat exchange station and secondary pipe network, can save the energy about 7%, can also avoid the uneven heat loss that causes in the central heating net water.

F. be convenient to accounting management, be convenient to the enforcement of heating charge policy.Promote the heat supply commercialization, avoid charge difficulty in the old central heating system, drawback that heating quality is not high.

Description of drawings

Fig. 1 is an internal structure schematic diagram of the present utility model.

Among the figure: 1 is housing, and 2 are the heating water intaking valve, and 3 is water circulating pump, and 4 is main heat exchanger, 4a is a heating water delivery port, and 4b is a heating water water return outlet, and 5 are the bathing interchanger, the 5a hot water outlet of making a living, 5b is a cold water inlet, 6 is gas valve, 7 is burner, and 8 is the combustion chamber, and 9 is the cigarette air channel, 9a is interior smoke exhaust pipe, and 9b is the external admission pipe, and 10 is expansion tank, 11 is water flow sensing unit, and 12 are heating water pressure table, and 13 is automatic exhaust steam valve.

The specific embodiment

As shown in Figure 1, a kind of domestic gas wall hanging heating and bathing boiler for dual purpose, comprise housing 1, heating water intaking valve 2, water circulating pump 3, main heat exchanger 4, bathing interchanger 5, gas valve 6, burner 7, combustion chamber 8, cigarette air channel 9 and expansion tank 10 constitute, be provided with blower fan 9c in the air channel 9, combustion chamber 8 is arranged on burner 7 tops, main heat exchanger 4 is arranged on burner 7 upper lateral parts, gas valve 6 is arranged on the switch and the igniting of control control burning gases in burner 7 air inlet pipelines, give birth to hot water outlet 5a and cold water inlet 5b pipeline connection bathing interchanger 5, change clothes between the pipeline of bathing heating water delivery port 4a that interchanger 5 is arranged on main heat exchanger 4 and heating water water return outlet 4b, heating water intaking valve 2 is arranged between bathing interchanger 5 and the heating water delivery port 4a connecting line, between the pipeline of heating water delivery port 4a and heating water water return outlet 4b bypass line is set also, and be provided with automatic by pass valve 4c, be provided with water flow sensing unit 11 between the pipeline of cold water inlet 5b and heating water delivery port 4a, be provided with heating water pressure table 12 and automatic exhaust steam valve 13 in the pipeline of heating water water return outlet 4b; In the pipeline of expansion tank 10 and water circulating pump 3 difference heating water water return outlet 4b, cigarette air channel 9 is arranged on 8 tops, combustion chamber, cigarette air channel 9 is made of interior smoke exhaust pipe 9a and external admission pipe 9b, interior smoke exhaust pipe 9a is arranged on and is communicated with combustion chamber 8 among the external admission pipe 9b, shape is at inlet channel between interior smoke exhaust pipe 9a and the external admission pipe 9b, and 8 tops, combustion chamber also are provided with blast switch 8a; Bathing interchanger 5 is a plate heat exchanger.

The utility model critical piece operation principle:

Main burner is the flue gas of the back generation of burning and the parts that the Nei Shui of system carries out heat exchange, its outer surface is thin fin, thickness and distance design fully on request, require to guarantee the enough heat exchange areas and the high efficiency of heat exchange under the less situation in boiler size.Heat exchanger surface has carried out preservative treatment efficiently, has guaranteed the requirement in service life.

Chamber structure as shown at right, aluminium sheet liner refractory slab, refractory slab has very strong heat-proof quality, its heat resisting temperature can reach 1200 ℃, fusion temperature can reach 1700 ℃, thereby refractory slab can directly contact flame, and combustion chamber and miscellaneous part are isolated, and guarantees the normal operation of miscellaneous part.

Main burner is for guaranteeing the critical piece of combustion gas normal combustion, and combustion gas causes the pressure in the pipe to descend in the nozzle high pressure sprays into Venturi tube in the burner, and air (air for the first time) is inhaled into and with the burning of the mixed back ejection of combustion gas burner port.Air still not enough after air mixes for the first time forms completing combustion partly by the Air mixing second time around the flare.

Ignitor under high pressure produces electric spark, lights combustion gas; Whether detecting electrode detects burning normal.Distance is 2.5-3.5mm between electrode tip and burner, with the normal generation of assurance electric spark and the normal detection effect of electrode.

Watertight aircase four side panels are aluminium sheet, and use silica gel sealing, include main burner, igniting and detecting electrode, main heat exchanger, blower fan, blast switch and temp-sensing device etc. in watertight aircase.Watertight aircase is the structure that seals fully, so that isolate fully with room air.Be provided with two at the top of watertight aircase and detect the hole, can be used for detecting the combustion position of boiler very easily.

Circulating pump is the power set of boiler water cycle, guarantees the operate as normal of boiler water cycle.Circulating pump has and automatically removes airway dysfunction, and the interior residual air expansion tank of removal system mainly act as containment again in the heating process, the unnecessary water that produces because of the water expanded by heating automatically.According to the difference of system water capacity, be equipped with the different expansion tank of model (6L, 8L or 10L).One rubber film is arranged in expansion tank, be full of the nitrogen that pressure is 0.8bar in a side of film, opposite side is full of water; When the system water expanded by heating, the nitrogen of compression opposite side comes the unnecessary water of containment.The expansion tank nitrogen gas pressure is substituted the bad for the good when dispatching from the factory, and in use, need carry out regular inspection to pressure.

The triple valve group is the critical piece that heating and two kinds of patterns of hot water are switched, and when the heating state, closes the water circulation of hot water part; When hot water conditions, close the water circulation of heating part.Under the control of variation in water pressure, realize the automatic switchover of two kinds of patterns.

Auto by pass is a kind of automatic safeguard measure of system water circulation, and when the over proof pressure head of SR (elastic force that surpasses the spring of bypass), auto by pass is opened automatically, forms a partial circulating at boiler internal, guarantees the normal operation of water pump.

Temperature-limiting device is a kind of automatic safety device of boiler, when the running temperature of boiler surpasses the temperature (100 ℃) that limits, and the boiler autostop.To prevent to produce dry-fire condition.This moment, boiler had corresponding trouble light demonstration, checked with convenient.Blower fan is to guarantee the normal critical piece of boiler exhaust gas.It is the power set of smoke evacuation system.

Blast switch is a kind of safety guard of boiler; its inside is divided into two cavitys by a valve; whether normally two cavitys in the both sides of valve are connected with two pressure-measuring pipes respectively, by the pressure that the comparative pressure measuring tube obtains, detect smoke evacuation system operation.

Burnt gas valve is for guaranteeing the critical piece of boiler normal combustion, it can be in the scope of certain gaseous-pressure, make the boiler burn steadily and can carry out the adjusting of fuel gas supply amount automatically, regulate with the automatic ratio that realizes boiler according to the requirement of boiler hot output.When the boiler cisco unity malfunction, gas valve stops the supply of combustion gas automatically in addition, with the safety that guarantees to use.

The heat detector of boiler has heating and hot water heat detector, the running temperature of its perception hot water or heating, and can obtain point-device temperature.Make the control of boiler very convenient and accurate.The temperature control principle of heat detector is with variation of temperature, and the heat detector resistance value also changes thereupon, thereby can give the different current value of master control circuit board, and obtains the boiler running temperature of this moment.If temperature sensor damages or short circuit, boiler can quit work automatically.

When default in heating during state, system water is moved in heating system by main heat exchanger under the effect of water pump.Because the work of system's water pump can form pressure difference value in the both sides of valve in the hydraulic pressure microswitch, promote the push rod work that is connected with valve, the hydraulic pressure microswitch is closed and, the circulation of boiler main circuit board perception water system is normally.

When discharge surpassed 4501/h, the stop valve of auto bypass shown in the figure ended, and heating water flows directly to heating system.On the contrary, if when discharge during less than 4501/h SR too big, current will compress the stop valve spring, shutoff valve is opened, current will be from being bypassed to the return pipe of heating system, auto bypass is connected.

When the utility model used, when needs heated, whether automatic inspection hydraulic pressure was normal, and triple valve switches to the heating position, and water circulating pump and blower fan are opened automatically.Treat that blast switch connects, in the time of the ignitor igniting, gas valve is opened automatically, and the flame inductive needle detects flame, proves that burner lights a fire successfully, and dual-purpose stove enters normal work stage.Water is through behind the main heat exchanger, is sent to indoor heating equipment (as the heat(ing) coil of fin, floor heating radiant heating system etc.).The flow direction of heating this moment water: heating water return outlet → expansion tank → water circulating pump → main heat exchanger → triple valve → heating water out → heat dissipation equipment → heating water water return outlet.After burner was lighted, dual-purpose stove moved under running on the lower load, increased to design conditions then gradually, when indoor temperature controller or timer require to stop to heat, burner extinguishes, and gas valve is closed, but water circulating pump will continue operation 5-30s to reduce the heating coolant-temperature gage in the main heat exchanger.

When the needs health hot water, triple valve automatically switches to the health hot water position, and dual-purpose stove stops the heating that heats, and water is only in the dual-purpose stove inner loop, and transmits heat to sanitary water, heating health water by plate type heat exchanger.When not needing health hot water, triple valve automatically switch again the heating position.The flow direction of heating this moment water; Heating water water return outlet → expansion tank → water circulating pump → main heat exchanger → triple valve → plate type heat exchanger → expansion tank.And the flow direction of health hot water: cold water inlet → plate type heat exchanger → health hot water outlet.

In order to ensure user's safety, dual-purpose stove has flame-out protection device, when the flame accident is extinguished, automatically shuts down fuel gas path: the water temperature device for limiting, and limit the health hot water temperature and be no more than 65 ℃, avoid water system internal incrustation or overheated; Overtemperature protection system, anti-locking system internal pressure is too high and damage main frame and other equipment; The wind protective device that fell prevents that chimney from stopping up or indoor isolated and have a wind loading rating.

Above-described embodiment only is a preferred implementation of the present utility model.For the person of ordinary skill of the art, under the prerequisite that does not break away from the utility model principle, can also make the adjustment and the improvement of some structures, these also should be considered as belonging to protection domain of the present utility model.

Claims (2)

1. domestic gas wall hanging heating and bathing boiler for dual purpose, comprise housing (1), heating water intaking valve (2), water circulating pump (3), main heat exchanger (4), bathing interchanger (5), gas valve (6), burner (7), combustion chamber (8), cigarette air channel (9) and expansion tank (10) constitute, be provided with blower fan (9c) in the air channel (9), described combustion chamber (8) is arranged on burner (7) top, main heat exchanger (4) is arranged on burner (7) upper lateral part, gas valve (6) is arranged on the switch and the igniting of control control burning gases in burner (7) air inlet pipeline (7a), it is characterized in that: described living hot water outlet (5a) and cold water inlet (5b) pipeline connection bathing interchanger (5), change clothes and bathe interchanger (5) and be arranged between the pipeline of the heating water delivery port (4a) of main heat exchanger (4) and heating water water return outlet (4b), heating water intaking valve (2) is arranged between bathing interchanger (5) and heating water delivery port (4a) connecting line, between the pipeline of heating water delivery port (4a) and heating water water return outlet (4b) bypass line is set also, and be provided with automatic by pass valve (4c), be provided with water flow sensing unit (11) between the pipeline of described cold water inlet (5b) and heating water delivery port (4a), be provided with heating water pressure table (12) and automatic exhaust steam valve (13) in the pipeline of described heating water water return outlet (4b); In the pipeline of described expansion tank (10) and water circulating pump (3) difference heating water water return outlet (4b), cigarette air channel (9) is arranged on top, combustion chamber (8), described cigarette air channel (9) is made of interior smoke exhaust pipe (9a) and external admission pipe (9b), interior smoke exhaust pipe (9a) is arranged on and is communicated with combustion chamber (8) in the external admission pipe (9b), shape is at inlet channel between interior smoke exhaust pipe (9a) and the external admission pipe (9b), and top, described combustion chamber (8) also is provided with blast switch (8a).
2. domestic gas wall hanging heating and bathing boiler for dual purpose according to claim 1 is characterized in that: described bathing interchanger (5) is a plate heat exchanger.
CN2009202368099U 2009-09-29 2009-09-29 Household gas-fired wall-mounted dual purpose boiler for heating and bathing CN201517840U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2009202368099U CN201517840U (en) 2009-09-29 2009-09-29 Household gas-fired wall-mounted dual purpose boiler for heating and bathing

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN2009202368099U CN201517840U (en) 2009-09-29 2009-09-29 Household gas-fired wall-mounted dual purpose boiler for heating and bathing

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Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102401467A (en) * 2010-09-14 2012-04-04 张金明 Household dual-purpose furnace capable of automatically controlling heat supply and water heating
CN103604207A (en) * 2013-11-08 2014-02-26 威能(无锡)供热设备有限公司 Gas water heating equipment with reverse air resisting capability
CN105202745A (en) * 2015-09-24 2015-12-30 广州迪森家用锅炉制造有限公司 Gas-fired heating wall-mounted stove and operation control method thereof
CN107084400A (en) * 2016-02-05 2017-08-22 (株)庆东 Navien The dual of burner gives exhaust pipe structure
CN109945507A (en) * 2019-03-29 2019-06-28 珠海格力电器股份有限公司 Wall-hung boiler temprature control method, device, wall-hung boiler and readable storage medium storing program for executing
CN111121299A (en) * 2018-10-30 2020-05-08 宁波方太厨具有限公司 Fan control method of gas water heater and up-drawing dual-purpose furnace applying same

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102401467A (en) * 2010-09-14 2012-04-04 张金明 Household dual-purpose furnace capable of automatically controlling heat supply and water heating
CN103604207A (en) * 2013-11-08 2014-02-26 威能(无锡)供热设备有限公司 Gas water heating equipment with reverse air resisting capability
CN103604207B (en) * 2013-11-08 2016-08-24 威能(无锡)供热设备有限公司 Possesses the gas and hot water equipment of degeneration-resistant wind energy power
CN105202745A (en) * 2015-09-24 2015-12-30 广州迪森家用锅炉制造有限公司 Gas-fired heating wall-mounted stove and operation control method thereof
CN107084400A (en) * 2016-02-05 2017-08-22 (株)庆东 Navien The dual of burner gives exhaust pipe structure
CN111121299A (en) * 2018-10-30 2020-05-08 宁波方太厨具有限公司 Fan control method of gas water heater and up-drawing dual-purpose furnace applying same
CN109945507A (en) * 2019-03-29 2019-06-28 珠海格力电器股份有限公司 Wall-hung boiler temprature control method, device, wall-hung boiler and readable storage medium storing program for executing

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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: 20100630

Termination date: 20120929