CN2390147Y - Combined gas heating and hot-water supply stove - Google Patents
Combined gas heating and hot-water supply stove Download PDFInfo
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- CN2390147Y CN2390147Y CN 99248707 CN99248707U CN2390147Y CN 2390147 Y CN2390147 Y CN 2390147Y CN 99248707 CN99248707 CN 99248707 CN 99248707 U CN99248707 U CN 99248707U CN 2390147 Y CN2390147 Y CN 2390147Y
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Abstract
The utility model relates to a combined type gas stove for heating and water heating, which is suitable for residential districts, hotels, office buildings, hospitals, schools, etc. The inside of a stove body of the combined type gas stove for heating and water heating is provided with a water collecting pipe, a temperature detecting probe is arranged above the water collecting pipe, and a water inlet branch and a water outlet branch are arranged below the temperature detecting probe; a heating unit is arranged between the two branches; a gas collecting pipe is arranged below the combined type gas stove for heating and water heating, and fuel gas can be supplied to the heating unit via a branch of the heat collecting pipe. The utility model adopts the pulse combustion and water vapor induction type linkage, and a built-in controller is used for controlling the ignition, the combustion, the heated water temperature, the start and the stop of a water pump; the utility model has the functions of overheat protection, accidental flameout protection, etc.
Description
The utility model relates to a kind of combination type gas heating hot water stove, is applicable to enterprises and institutions such as residential quarters, hotel, office block, hospital, school.
Present heating hot water stove can be divided into three kinds from the selection of fuel: 1, coal burning water heating stove, 2, fuel oil hot water boiler, 3, gas water-heating furnace.Coal burning water heating stove and fuel oil hot water boiler are because seriously polluted, and more and more the incompatibility demands of social development be the substitute is gas water-heating furnace.
Existing gas water-heating furnace from structure divide have following several: 1, with the gas water-heating furnace of old-fashioned coal-fired boiler reform, transforming the back heats with easy pipe burner, this gas water-heating furnace, use coal-fired boiler reform because be, so outward appearance and workmanship are all more coarse, and floor space is big, installs restrictedly, should not transport.2, the gas water-heating furnace that heats with lance type barner, this burner is used for big-and-middle-sized gas water-heating furnace more, and mostly is horizontal.3, small gas water heater, power is little, and water yield is little, only is applicable to family, is installed in kitchen or the bathroom.
The ubiquitous problem of existing gas water-heating furnace is: 1, the power of gas water-heating furnace is certain, can not be according to the own thermal power of the requirement of thermic load expansion to reach the proportioning effect of the best, for example one one ton the water heater heating area that can supply is 5000 square metres, if existing 6000 square metres heating area, just can only be with one one ton, add one and half tons water heater, can not on the basis of original one ton of water heater, expand.2, often noise is excessive for big-and-middle-sized gas water-heating furnace, just need build a special stove room concerning civilian family, carries out good noise reduction and handles, and lives normally otherwise will influence civilian family.3, big-and-middle-sized gas and hot water furnace volume is bigger, install and transportation all inconvenient, and need to build special stove room, concerning district heating, exist outer net long undoubtedly like this, cost increases, the heat drawback such as big of scattering and disappearing.
In view of above-mentioned problems of the prior art; the purpose of this utility model will provide a kind of equal noiselessness that burns and move exactly; can carry out tandem compound according to the needs of thermic load; floor space is little; can be installed in roof also can be installed in downstairs; adopt microcomputerized control, have perfect safeguard protection, the combination type gas heating hot water stove of full-automatic unmanned operation.
The utility model that achieves the above object is realized by following proposal: collector pipe is arranged in the body of heater, the water inlet branch road, the water outlet branch road, water circulating pump, isolate water valve, discharge, the tracheae branch road, isolate air valve, magnetic valve, it is first-class to burn, its design feature is: there is a discharge below of stove, one tracheae branch road is arranged on the discharge, there is a collector pipe top of stove, a water inlet branch road and a water outlet branch road are arranged respectively below the collector pipe, article two, between the branch road and be connected to heating unit, heating unit by water, gas circuit, combustion chamber three parts are formed, the water inlet branch road connects water circulating pump by isolating water valve, water circulating pump water receiving influenza should be installed, the current induction installation connects heat exchanger, heat exchanger picks out the water branch road by isolating water valve, the combustion chamber is located at the below of heat exchanger, combustion head is arranged at the bottom, combustion chamber, and there are pulse firing pin and fire testing needle in the combustion head top, and the below connects magnetic valve, magnetic valve is equipped with controller by isolating air valve trachea branch road on the top panel of stove.
The utlity model has following advantage:
1, the realization temperature is controlled automatically, and temperature can be regulated arbitrarily in 25 ℃～80 ℃ scopes.
2, aqueous vapor induction type interlock.
3, unexpected blowout protection, overtemperature protection, excessive low water level protection are arranged.
But 4, each heating unit independent operation, also can two unit or three unit operate simultaneously.
5, can carry out the tandem compound of multiple devices according to the requirement of thermic load.
6, stove is flange form with main gas collection pipe between the stove with the pipeline that catchments and is connected.
7, this water heater operation noiselessness, pollution-free.
8, heat exchanger is a fin tube type heat exchanger, and its coiled pipe adopts vertical flat tube, compact conformation, and heat-transfer effect is good, and the thermal efficiency is not less than 85%.
9, moulding is light and handy, and floor space is little, installs not limited by the place, can be installed in roof and also can be installed in downstairs.
The utility model is described in further detail below in conjunction with accompanying drawing:
Fig. 1 is a front appearance schematic diagram of the present utility model
Fig. 2 is a general structure schematic diagram of the present utility model
Fig. 3 is main power circuit figure of the present utility model
Fig. 4 is controller power circuit figure of the present utility model
Fig. 5 is temperature control part parallel circuit figure of the present utility model
Fig. 6 is IGNITION CONTROL partial circuit figure of the present utility model
In the accompanying drawing: 1 water temperature detection probe Pt, 2 collector pipes 3 water inlet branch roads, 4 heat exchangers, 5 current induction installations, 6 water circulating pumps, 7 isolation water valves, 8 burnings, 9 fire rows, 10 fire testing needles, 11 pulse ignition electrodes, 12 discharges, 13 ring flanges, 14 tracheae branch roads, 15 magnetic valves, 16 isolation air valves, 17 combustion chambers, 18 isolation water valves, 19 overtemperature protection, 20 water outlet branch roads, 21 panels, 22 controllers, 23 knobs, 24 indicator lamps, the 25 sliding door Q1 fire testing needle Q2 isolating high-pressure ignitor L gas electromagnetic valves of popping one's head in
Provided concrete structure of the present utility model among Fig. 1, Fig. 2, there is a collector pipe 2 top of stove, water is promoted by the water pump of outer net, right-to-left flows, and a water temperature detection probe 1 is housed above the collector pipe delivery port, and the following right side of face of collector pipe has a water inlet branch road 3, there is a water outlet branch road 20 in the left side, article two, between the branch road and connect three heating units, stove in the below one discharge 12 is arranged, through a tracheae branch road 14 three identical independent heating units 1 are supplied with in combustion gas respectively
#, 2
#, 3
#Each heating unit all by water, gas circuit, combustion chamber three parts form.Below with 1
#Heating unit is that example illustrates the annexation between them.Water inlet branch road 3 connects the water inlet of water circulating pump 6 through an isolation water valve 7, the delivery port water receiving influenza of water circulating pump should be installed 5 water inlet, the delivery port of current induction installation connects the water inlet of heat exchanger 4, and the delivery port of heat exchanger is isolated water valve 18 by one and is connected with water outlet branch road 20.Overtemperature protection probe 19 is equipped with in heat exchanger 4 delivery ports top; Combustion chamber 17 is positioned at the below of heat exchanger 4, has high temperature resistant radiation proof lining around in the combustion chamber, 24～28 stainless steel combustion heads 8 are arranged at the bottom, combustion chamber, there are a pulse firing pin 11 and a fire testing needle 10 in the combustion head top, combustion head is coupled together by a fire row 9, fire row below connects magnetic valve 15, magnetic valve is connected with tracheae branch road 14 by isolating air valve 16, control circuit is contained in the controller 22, controller 22 is contained on the top panel 21 of stove, there is sliding door 25 the controller front, and knob 23 and indicator lamp 24 are arranged on the controller.
Provided the circuit of automatically controlled part among Fig. 3, Fig. 4, Fig. 5, Fig. 6, it is made up of main power circuit, controller power circuit, temperature-control circuit, ignition control circuit four parts.
The power supply of main power circuit is taken from external distribution system～220V, 50HZ civil power, through dividing four the tunnel behind the 5A automatic air-break switch DZ10, three tunnel working powers wherein as water pump P 1, P2, P3, normally opened contact control by little relay J 1, J2, J3, and string has the protective tube of 1A, after the process transformer B step-down of another road, reduce to direct current 24V, for magnetic valve, fire testing needle provide working power, voltage stabilizing is 12V behind regulator block 7812 again, for temperature control, IGNITION CONTROL provide working power.The operation principle of temperature control and IGNITION CONTROL describes in detail among the embodiment below.
Embodiment: at first carry out temperature by the knob on the adjustment control 22 23 and set, scope is between 25 ℃～80 ℃.Water filling in the system then all is full of water, and keeps the hydraulic pressure about 1 kilogram in collector pipe 2, water inlet branch road 3, water outlet branch road 20, heat exchanger 4.Open and isolate water valve 7,18, isolation air valve 16, connect power supply, start water pump 6, behind the pump operation, 5 actions of current induction installation, interlock high-voltage pulse igniter, pulse firing pin 11 sends firing pulse, and magnetic valve 15 is opened simultaneously, fire burns, heat for heat exchanger 4, the water that flows out from heat exchanger 4 has just become high-temperature water by water at low temperature like this.When detecting after water temperature reaches design temperature, stop bottom 1 earlier
#Heating unit, the while 2
#Heating unit begins to postpone, if temperature is not fallen in the time that postpones, reaches after 20 seconds 2 so time delay
#The heating unit air valve is closed, and fray-out of flame stops heating, if temperature descends in time delay, and so 1
#The unit restarts.3
#The cell operation program is with 2
#The unit.
Temperature control: by water temperature detection probe 1, promptly the thermistor Pt in the temperature-control circuit detects.Thermistor Pt is connected to 6 to 8 ends of the comparator that is made of IC 1 model 555,5 terminations, one adjustable potentiometer Rw1 carries out temperature and sets, the output of 3 ends, when detected temperature is greater than or equal to the temperature of setting, 3 ends are output as " 0 ", this signal divides three the tunnel to control three water pump P 1, the little relay J 1 of P2, P3, J2, J3 respectively, wherein one road signal is by a switch transistor T 31 direct control relay J1, make the J1 outage, water pump P 1 quits work, air valve is closed, and fray-out of flame stops heating.One road signal is by 20 seconds delay circuits that are made of switch transistor T 32, T33, T34, and control relay J2 makes its outage, and water pump P 2 quits work.One road signal is by 40 seconds delay circuits that are made of switch transistor T 35, T36, T37, and control relay J3 makes its outage, and water pump P 3 quits work.If detected temperature is lower than design temperature, 3 ends are output as " 1 ", and relay J 1, J2, J3 will move simultaneously, start water pump P 1, P2, P3.
IGNITION CONTROL: water pump rotates interlock current induction installation 5, i.e. K1 action is sent to water-flow signal in the controller.Current induction installation K1 is connected to the input of the comparator IC31 that is made up of LM324, its output divides two-way, one road trigger end 2 ends to ic chip 2 models 555, the input of one road to LM324 IC32, this group output, the switch transistor T 43 of leading up to is controlled isolating high-pressure ignitor Q2, and the switch transistor T 41 of leading up to is controlled gas electromagnetic valve L.This moment, fire testing needle Q1 was connected to the base stage of the switch transistor T 41 of control gas electromagnetic valve work by the holding circuit of being made up of oscillator, step-up transformer, LM324 comparison amplifier IC33; if fire testing needle Q1 detects flare up fire; gas electromagnetic valve L will stay open state so, otherwise gas electromagnetic valve is closed immediately.
Control section of the present utility model adopts the microcomputerized control technology, control igniting, burning, the water temperature of heating, the start and stop of water pump.
Temperature control: by water temperature detection probe 1, promptly the thermistor Pt in the temperature-control circuit is sent to detected temperature signal in the controller, is finished temperature controlling by controller.
IGNITION CONTROL: water pump rotates interlock current induction installation 5, i.e. K1 action is sent to water-flow signal in the controller, is finished the open and close of igniting, inspection fire and magnetic valve by controller.
Anti-overtemperature protection: finish by the overtemperature protection probe 19 that is contained in heat exchanger delivery port top.The sensing element of protection probe is a bimetal leaf, is normally off under the normal condition, is normally open under the malfunction.19 detect heat exchanger 4 and have reached 90 ℃ of high temperature if pop one's head in, and air valve is cut off in overtemperature protection probe 19 actions so, stops heating, avoids the burning of the destroyed property of heat exchanger.
Accident extinguishing protection: finish detection to flame by fire testing needle 10.
The aqueous vapor interlock is finished contact electric between water, the gas by current induction installation 5.
Excessive low water level protection is finished by current induction installation 5.
Current induction installation 5 is a Magnetic Sensor, and sensing element is a tongue tube.
Heat exchanger 4 is a fin tube type heat exchanger, and its water pipe is the red copper serpentine coil, and what serpentine coil adopted is vertical flat tube, is equipped with Wavelike finned on the pipe.
The utility model can carry out the tandem compound of multiple devices according to the requirement of thermic load, and stove all is connected by ring flange 13 with collector pipe 2 with discharge 12 between the stove.
Claims (7)
1, a kind of combination type gas heating hot water stove, collector pipe is arranged in the body of heater, the water inlet branch road, the water outlet branch road, water circulating pump, isolate water valve, discharge, the tracheae branch road, isolate air valve, magnetic valve, it is first-class to burn, it is characterized in that: there is a discharge (12) below of stove, one tracheae branch road (14) is arranged on the discharge, there is a collector pipe (2) top of stove, a water inlet branch road (3) and a water outlet branch road (20) are arranged respectively below the collector pipe, article two, between the branch road and be connected to heating unit, heating unit by water, gas circuit, combustion chamber three parts are formed, water inlet branch road (3) connects water circulating pump (6) by isolating water valve (7), water circulating pump water receiving influenza should be installed (5), the current induction installation connects heat exchanger (4), heat exchanger (4) picks out water branch road (20) by isolating water valve (18), combustion chamber (17) is located at the below of heat exchanger (4), combustion head (8) is arranged at the bottom, combustion chamber, there are pulse firing pin (11) and fire testing needle (10) in the combustion head top, the below connects magnetic valve (15), magnetic valve is equipped with controller (22) by isolating air valve (16) trachea branch road (14) on the top panel (21) of stove.
2, according to the described combination type gas heating hot water of claim 1 stove, it is characterized in that: water temperature detection probe (1) is equipped with in the top of collector pipe (2) delivery port, and overtemperature protection probe (19) is equipped with in the top of heat exchanger (4) delivery port.
3, according to the described combination type gas heating hot water of claim 1 stove, it is characterized in that: have high temperature resistant radiation proof lining around in combustion chamber (17).
4, according to the described combination type gas heating hot water of claim 1 stove, it is characterized in that: the heating unit between water inlet branch road (3) and the water outlet branch road (20) has three.
5, according to the described combination type gas heating hot water of claim 1 stove, it is characterized in that: the combustion head (8) of bottom, combustion chamber (17) has 24～28, is coupled together by a fire row (9).
6, according to the described combination type gas heating hot water of claim 1 stove, it is characterized in that: heat exchanger (4) is a fin tube type heat exchanger, and its water pipe is a serpentine coil, and coil pipe adopts vertical flat tube, has Wavelike finned on the pipe.
7, according to the described combination type gas heating hot water of claim 1 stove, it is characterized in that: stove all is connected with flange with discharge (12) with collector pipe (2) between the stove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 99248707 CN2390147Y (en) | 1999-10-18 | 1999-10-18 | Combined gas heating and hot-water supply stove |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 99248707 CN2390147Y (en) | 1999-10-18 | 1999-10-18 | Combined gas heating and hot-water supply stove |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2390147Y true CN2390147Y (en) | 2000-08-02 |
Family
ID=34033833
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 99248707 Expired - Fee Related CN2390147Y (en) | 1999-10-18 | 1999-10-18 | Combined gas heating and hot-water supply stove |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2390147Y (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104180425A (en) * | 2014-07-30 | 2014-12-03 | 成都前锋电子有限责任公司 | Household dual-energy high-power central heater |
| CN105387625A (en) * | 2015-12-22 | 2016-03-09 | 何达江 | Heat collection device of gas water heater |
| CN112032997A (en) * | 2020-07-22 | 2020-12-04 | 青岛经济技术开发区海尔热水器有限公司 | Gas water heater and control method thereof |
-
1999
- 1999-10-18 CN CN 99248707 patent/CN2390147Y/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104180425A (en) * | 2014-07-30 | 2014-12-03 | 成都前锋电子有限责任公司 | Household dual-energy high-power central heater |
| CN104180425B (en) * | 2014-07-30 | 2017-08-11 | 成都前锋电子有限责任公司 | A kind of high-power central hot radiator of family expenses Dual-energy source |
| CN105387625A (en) * | 2015-12-22 | 2016-03-09 | 何达江 | Heat collection device of gas water heater |
| CN112032997A (en) * | 2020-07-22 | 2020-12-04 | 青岛经济技术开发区海尔热水器有限公司 | Gas water heater and control method thereof |
| CN112032997B (en) * | 2020-07-22 | 2022-04-22 | 青岛经济技术开发区海尔热水器有限公司 | Gas water heater and control method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |