CN207527689U - A kind of gas fired-boiler heating system - Google Patents
A kind of gas fired-boiler heating system Download PDFInfo
- Publication number
- CN207527689U CN207527689U CN201721420852.1U CN201721420852U CN207527689U CN 207527689 U CN207527689 U CN 207527689U CN 201721420852 U CN201721420852 U CN 201721420852U CN 207527689 U CN207527689 U CN 207527689U
- Authority
- CN
- China
- Prior art keywords
- boiler
- heat exchanger
- plate heat
- heat supply
- gas fired
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Landscapes
- Air Supply (AREA)
Abstract
The utility model provides a kind of gas fired-boiler heating system, including gas fired-boiler, first plate heat exchanger, second plate heat exchanger, air preheater, the top of gas fired-boiler is provided with boiler water outlet, the lower part of gas fired-boiler is provided with boiler feed water mouth, water inlet of the boiler water outlet respectively with the water inlet of the first plate heat exchanger heat supply end and the second plate heat exchanger heat supply end is connected, water outlet of the boiler feed water mouth respectively with the water outlet of the first plate heat exchanger heat supply end and the second plate heat exchanger heat supply end is connected, wherein, water inlet of the water outlet of first plate heat exchanger heat supply end also with the second plate heat exchanger heat supply end is connected.One gas fired-boiler connects two plate heat exchangers, realizes a boiler multi partition heat supply, by the way that two plate heat exchangers are set with different heating parameters, meets the demand of a variety of Heat productions of heat supply terminal, realizes the heat supply of different heating parameters.
Description
Technical field
The utility model is related to gas fired-boiler heating fields, and in particular to a kind of gas fired-boiler heating system.
Background technology
Heating system is by heat source (heating agent preparation), heat circulating system (pipe network or heating agent convey) and heat dissipation equipment (heating agent profit
With) three major parts form, the basic functional principle of heating system：Low temperature heating agent is heated in heat source, after absorbing heat,
Become high temperature heating agent (high-temperature water or steam), interior is sent to through conveyance conduit, heat is released by heat dissipation equipment, makes indoor temperature
Raising；Temperature reduces after heat dissipation, becomes low temperature heating agent (water at low temperature), then return to heat source by recovery channel, is recycled,
It so constantly recycles, so as to which heat constantly is sent to interior from heat source, to supplement indoor thermal losses, makes indoor holding certain
Temperature.In existing heating system, a boiler only connects a plate heat exchanger, and a boiler can not realize that multi partition supplies
Heat, and different parameters heat supply can not be realized to different heat supply terminals, do not meet the requirement of modernization heating system, it is therefore desirable to set
Count a kind of new boiler heating system.
Utility model content
The problem of can not realizing multi partition multi-parameter heat supply for an existing boiler, the utility model provides one kind
The gas fired-boiler heating system of energy multi partition multi-parameter.
The utility model uses following technical solution：
A kind of gas fired-boiler heating system including gas fired-boiler, further includes the first plate heat exchanger, the second plate-type heat-exchange
Device, air preheater, the first heat supply terminal and the second heat supply terminal, the top of the gas fired-boiler are provided with boiler water outlet,
The lower part of gas fired-boiler is provided with boiler feed water mouth, and the boiler water outlet enters water with the first plate heat exchanger heat supply end respectively
Mouthful it is connected with the water inlet of the second plate heat exchanger heat supply end, boiler feed water mouth goes out respectively with the first plate heat exchanger heat supply end
The mouth of a river is connected with the water outlet of the second plate heat exchanger heat supply end, wherein, the water outlet of the first plate heat exchanger heat supply end also with
The water inlet of second plate heat exchanger heat supply end is connected, between the water outlet of the first plate heat exchanger heat supply end and boiler feed water mouth
Be provided with the first control valve, the water inlet of the water outlet of the first plate heat exchanger heat supply end and the second plate heat exchanger heat supply end it
Between be provided with the second control valve；
The water outlet of the first heat supply terminal is connected with the water inlet of the first plate heat exchanger heat absorbing end, and first board-like changes
The water outlet of hot device heat absorbing end is connected with the water inlet of the first heat supply terminal；The water outlet and the second plate of the second heat supply terminal
The water inlet of formula heat exchanger heat absorbing end is connected, the water inlet of the water outlet of the second plate heat exchanger heat absorbing end and the second heat supply terminal
It is connected；
Smoke evacuation outlet pipe is provided at the top of the gas fired-boiler, the bottom of gas fired-boiler is provided with air inlet, the air
Gas inlet, air intlet and air outlet slit are provided on preheater, gas inlet is connected with smoke evacuation outlet pipe, air intlet connection
There is air blower, air intlet is connected with air inlet.
Preferably, the gas fired-boiler is non-pressure boiler.
Preferably, the water inlet of the first plate heat exchanger heat supply end and the second plate heat exchanger heat supply end enter water
Motor regulated valve is both provided at mouthful.
The utility model has an advantageous effect in that：
Gas fired-boiler heating system provided by the utility model, a gas fired-boiler connect two plate heat exchangers, realize
By the way that two plate heat exchangers are set with different heating parameters, it is a variety of to meet heat supply terminal for one boiler multi partition heat supply
The demand of Heat production realizes the heat supply of different heating parameters；In addition, the first plate heat exchanger heat exchange after return water temperature compared with
Height is sent into the second plate heat exchanger after the return water of the first plate heat exchanger is mixed with the water supply of boiler, adjusting second is board-like to change
The inflow temperature of hot device saves the energy, improves recycling water utilization rate.By the way that air preheater is set to realize residual heat from boiler fume profit
With greatly reducing energy waste, energy conservation and environmental protection.
Description of the drawings
Fig. 1 is a kind of structure diagram of gas fired-boiler heating system.
Specific embodiment
The utility model is specifically described below in conjunction with the accompanying drawings：
With reference to Fig. 1, a kind of gas fired-boiler heating system, including gas fired-boiler 1, the first plate heat exchanger 2, second is board-like changes
Hot device 3, air preheater 4, the first heat supply terminal and the second heat supply terminal, gas fired-boiler are non-pressure boiler.
Wherein, the top of gas fired-boiler 1 is provided with boiler water outlet, and the lower part of gas fired-boiler is provided with boiler feed water mouth,
The boiler water outlet water inlet with 5 and second plate heat exchanger of water inlet, 3 heat supply end of 2 heat supply end of the first plate heat exchanger respectively
6 are connected, and boiler water outlet supplies water for the first plate heat exchanger and the second plate heat exchanger.
The water inlet of first plate heat exchanger heat supply end and the water inlet of the second plate heat exchanger heat supply end are respectively provided with
There is motor regulated valve 16, the aperture of motor regulated valve is adjusted according to the temperature requirements of heat supply terminal.
Boiler feed water mouth respectively with 7 and second plate heat exchanger heat supply end of the water outlet of 2 heat supply end of the first plate heat exchanger
Water outlet 8 be connected, wherein, the water outlet 7 of the first plate heat exchanger heat supply end also enters with the second plate heat exchanger heat supply end
The mouth of a river 6 is connected, and is provided with the first control valve 9 between the water outlet 7 of the first plate heat exchanger heat supply end and boiler feed water mouth, and first
The second control valve is provided between the water inlet 6 of the 7 and second plate heat exchanger heat supply end of water outlet of plate heat exchanger heat supply end
10。
The water outlet of first heat supply terminal is connected with the water inlet 11 of the first plate heat exchanger heat absorbing end, the first plate-type heat-exchange
The water outlet 12 of device heat absorbing end is connected with the water inlet of the first heat supply terminal；The water outlet and the second plate of the second heat supply terminal
The water inlet 13 of formula heat exchanger heat absorbing end is connected, and the water outlet 14 of the second plate heat exchanger heat absorbing end enters with the second heat supply terminal
The mouth of a river is connected.
It is provided with smoke evacuation outlet pipe at the top of gas fired-boiler, the bottom of gas fired-boiler is provided with air inlet, on air preheater 4
Gas inlet, air intlet and air outlet slit are provided with, gas inlet is connected with smoke evacuation outlet pipe, and air intlet is connected with air blower
15, air intlet is connected with air inlet.Air preheater 4 using fume afterheat will into the air in gas fired-boiler carry out more than
Heat makes full use of fume afterheat, reduces energy waste.
Embodiment 1
Using gas fired-boiler heating system a point differentiation parameter heat supply is carried out for floor heating region and heating panel region：
First plate heat exchanger is radiator district heating, and the second plate heat exchanger is floor heating district heating, and first is board-like
The heating parameter of heat exchanger be 85 DEG C of supply water temperature, return water temperature be 60 DEG C, end heating system be radiator, pressure of supply water
1.2Mpa, pressure of return water 0.8Mpa；
The heating parameter of second plate heat exchanger is 70 DEG C of supply water temperature, and return water temperature is 45 DEG C, and end heating system is
Grounding heat coil tube, pressure of supply water 0.8Mpa, pressure of return water 0.4Mpa can realize district heating by a gas fired-boiler.
The first control valve 9 is closed, the return water of the first plate heat exchanger is allowed to be sent into second after being mixed with the water supply of boiler board-like
In heat exchanger, while the inflow temperature for having adjusted the second plate heat exchanger, recycling water utilization rate is improved, it is energy saving, it realizes
Divide parameter heat supply.
Certainly, in the case of conditions permit, gas fired-boiler can also access multiple plate heat exchangers, not limit to and this reality
With two plate heat exchangers of novel record.
Certainly, the above description is not intended to limit the present invention, and the utility model is also not limited to the example above,
The variations, modifications, additions or substitutions that those skilled in the art are made in the essential scope of the utility model also should
Belong to the scope of protection of the utility model.
Claims (3)
1. a kind of gas fired-boiler heating system, including gas fired-boiler, which is characterized in that further include the first plate heat exchanger, second
Plate heat exchanger, air preheater, the first heat supply terminal and the second heat supply terminal, the top of the gas fired-boiler are provided with boiler
Water outlet, the lower part of gas fired-boiler are provided with boiler feed water mouth, the boiler water outlet respectively with the first plate heat exchanger heat supply
The water inlet of the water inlet at end and the second plate heat exchanger heat supply end is connected, and boiler feed water mouth supplies respectively with the first plate heat exchanger
The water outlet of the water outlet in hot junction and the second plate heat exchanger heat supply end is connected, wherein, the first plate heat exchanger heat supply end goes out
Water inlet of the mouth of a river also with the second plate heat exchanger heat supply end is connected, the water outlet of the first plate heat exchanger heat supply end and boiler into
It is provided with the first control valve between the mouth of a river, the water outlet of the first plate heat exchanger heat supply end and the second plate heat exchanger heat supply end
The second control valve is provided between water inlet；
The water outlet of the first heat supply terminal is connected with the water inlet of the first plate heat exchanger heat absorbing end, the first plate heat exchanger
The water outlet of heat absorbing end is connected with the water inlet of the first heat supply terminal；The water outlet of the second heat supply terminal board-like is changed with second
The water inlet of hot device heat absorbing end is connected, the water outlet of the second plate heat exchanger heat absorbing end and the water inlet phase of the second heat supply terminal
Even；
Smoke evacuation outlet pipe is provided at the top of the gas fired-boiler, the bottom of gas fired-boiler is provided with air inlet, the air preheat
Gas inlet, air intlet and air outlet slit are provided on device, gas inlet is connected with smoke evacuation outlet pipe, and air intlet is connected with drum
Wind turbine, air intlet are connected with air inlet.
2. a kind of gas fired-boiler heating system according to claim 1, which is characterized in that the gas fired-boiler is non-pressure
Boiler.
3. a kind of gas fired-boiler heating system according to claim 1, which is characterized in that first plate heat exchanger supplies
The water inlet in hot junction and the water inlet of the second plate heat exchanger heat supply end are both provided with motor regulated valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721420852.1U CN207527689U (en) | 2017-10-31 | 2017-10-31 | A kind of gas fired-boiler heating system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721420852.1U CN207527689U (en) | 2017-10-31 | 2017-10-31 | A kind of gas fired-boiler heating system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207527689U true CN207527689U (en) | 2018-06-22 |
Family
ID=62571560
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721420852.1U Active CN207527689U (en) | 2017-10-31 | 2017-10-31 | A kind of gas fired-boiler heating system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207527689U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109579304A (en) * | 2018-12-07 | 2019-04-05 | 怀化学院 | Oil furnace heating system |
| CN110081494A (en) * | 2019-05-06 | 2019-08-02 | 广东芬尼克兹节能设备有限公司 | A kind of heat pump heating device and heating system |
-
2017
- 2017-10-31 CN CN201721420852.1U patent/CN207527689U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109579304A (en) * | 2018-12-07 | 2019-04-05 | 怀化学院 | Oil furnace heating system |
| CN110081494A (en) * | 2019-05-06 | 2019-08-02 | 广东芬尼克兹节能设备有限公司 | A kind of heat pump heating device and heating system |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN106051805B (en) | A kind of residual neat recovering system and method using smoke discharging residual heat as steam air heater heat source | |
| CN207527689U (en) | A kind of gas fired-boiler heating system | |
| CN203796339U (en) | Waste heat recovery device of direct air cooling unit | |
| CN104653241A (en) | Waste heat recovery device for indirect air-cooling unit | |
| CN203687075U (en) | Primary air system of coal mill of thermal power plant | |
| CN206300519U (en) | A kind of hot air heat exchange system | |
| CN202902461U (en) | Preposition condenser feeding and retracting system | |
| CN107816732A (en) | A kind of air preheater cold end wall temperature adjusting means and method | |
| CN218115286U (en) | Photovoltaic glass annealing kiln waste heat recovery water supply system | |
| CN205842823U (en) | Heating system in a kind of factory utilizing power plant exhaust steam residual heat | |
| CN205528408U (en) | Hot -blast heating system of float glass annealing kiln | |
| CN202442385U (en) | Circulating water residual heat recycling system for thermal power plant | |
| CN104653242A (en) | Waste heat recovery device for direct air-cooling unit | |
| CN205245851U (en) | Novel efficient heat exchanger | |
| CN110791307B (en) | Energy-saving temperature-control heat exchange system for methanol-to-oil | |
| CN203798205U (en) | Industrial waste gas waste heat-recycling heat exchanging device | |
| CN202494216U (en) | Heat-recovery steam-heating air treatment unit | |
| CN102003839A (en) | Air source heat pump and heat supply system | |
| CN206001685U (en) | Small-sized paddy electricity solid heat storage electric furnace | |
| CN203669945U (en) | Waste heat recovery device for indirect air cooling unit | |
| CN204285497U (en) | A kind of recirculation closed loop system for flue gas waste heat recovery | |
| CN203011219U (en) | Heat exchanger for boiler | |
| CN209263070U (en) | A kind of boiler exhaust gas recyclable device | |
| CN204594291U (en) | Plate type heat exchanger | |
| CN204301276U (en) | A kind of novel hot water thermostat |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |