CN207049976U - A kind of gas fired-boiler waste heat recovery plant - Google Patents
A kind of gas fired-boiler waste heat recovery plant Download PDFInfo
- Publication number
- CN207049976U CN207049976U CN201720839830.2U CN201720839830U CN207049976U CN 207049976 U CN207049976 U CN 207049976U CN 201720839830 U CN201720839830 U CN 201720839830U CN 207049976 U CN207049976 U CN 207049976U
- Authority
- CN
- China
- Prior art keywords
- heat exchanger
- boiler
- gas fired
- heating tube
- heat
- 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.)
- Expired - Fee Related
Links
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E20/00—Combustion technologies with mitigation potential
- Y02E20/30—Technologies for a more efficient combustion or heat usage
Landscapes
- Air Supply (AREA)
Abstract
The utility model discloses a kind of gas fired-boiler waste heat recovery plant, its drip irrigation device is：Including gas fired-boiler and chimney, the heat exchanger for heat-shift is provided between the gas fired-boiler and chimney, it is connected respectively by cold smoke pipe, hot smoke pipe between heat exchanger and chimney, gas fired-boiler, heating tube is equipped with the heat exchanger, the one end of heating tube away from heat exchanger is fixed with the blower fan for conveying cold air into heating tube, is additionally provided with heat exchanger and is connected with heating tube for the delivery pipe for conveying hot-air.Open gas fired-boiler, the flue gas in gas fired-boiler is set to be sent into by hot smoke pipe in heat exchanger, start blower fan simultaneously and pump cold air and enter heating tube, when cold air is sent at the heating tube in heat exchanger, flue gas delivers heat to cold air, heats cold air, reach Waste Heat Recovery purpose, flue gas is directly in contact with heating tube wall during Waste Heat Recovery, reduces thermal losses, improves the recovering effect of used heat in gas fired-boiler.
Description
Technical field
Reusing of energy source field is the utility model is related to, more particularly to a kind of gas fired-boiler waste heat recovery plant.
Background technology
Gas fired-boiler refers to the boiler that fuel is combustion gas, due to when gas fired-boiler uses price relative to oil burning boiler with it is electric
Boiler is relatively low, thus most of people using gas fired-boiler as steam, heating, bathing boiler plant.But gas-fired boiler
Stove can produce a large amount of kiln gas in use, and substantial amounts of kiln gas can not only influence air, can also produce a large amount of used heat, wave
Take ample resources.
By retrieval, notification number is CN204372963U Chinese patent, discloses a kind of gas fired-boiler stove cigarette used heat and returns
Receive heating installation, including gas fired-boiler, chimney, in addition to heat exchanger, the blower fan for air blast, the control for monitoring temperature
Cabinet, heat exchanger include heat exchange of heat pipe and cold heat exchange of heat pipe, and heat exchange of heat pipe is connected with cold heat exchange of heat pipe, and heat exchange of heat pipe is cold
Heat exchange of heat pipe is heated, and gas fired-boiler connects heat exchange of heat pipe by hot smoke pipe, and heat exchange of heat pipe is connected with chimney by cold smoke pipe.
During work, the stove cigarette in gas fired-boiler is sent in heat exchange of heat pipe by hot smoke pipe, while blower fan starts sky
Gas is sent in cold heat exchange of heat pipe, because cold heat exchange of heat pipe is connected with heat exchange of heat pipe, therefore the cold sky in cold heat exchange of heat pipe
Gas is heated and is finally sent in user's hand.
But this scheme has the following disadvantages：When cold heat exchange of heat pipe is connected with heat exchange of heat pipe, in heat exchange of heat pipe
Stove cigarette and cold heat exchange of heat pipe it is insufficient contact, Waste Heat Recovery DeGrain.
Utility model content
In view of the deficienciess of the prior art, the purpose of this utility model is to provide a kind of gas fired-boiler Waste Heat Recovery dress
Put, Waste Heat Recovery effect can be improved.
Above-mentioned technical purpose of the present utility model technical scheme is that：A kind of gas fired-boiler used heat
Retracting device, including gas fired-boiler and chimney, the heat exchanger for heat-shift is provided between the gas fired-boiler and chimney, is changed
Hot device is connected between chimney, gas fired-boiler by cold smoke pipe, hot smoke pipe, and heating tube is equipped with the heat exchanger, heating
The one end of pipe away from heat exchanger is fixed with the blower fan for conveying cold air into heating tube, is additionally provided with heat exchanger and heating tube
It is connected for the delivery pipe for conveying hot-air.
Pass through above-mentioned technical proposal first opens gas fired-boiler, it is necessary to when being recycled to the used heat in gas fired-boiler,
Flue gas in gas fired-boiler is sent into by hot smoke pipe in heat exchanger, while start blower fan and pump cold air and enter heating tube, when
When cold air is sent at the heating tube in heat exchanger, the flue gas in heat exchanger delivers heat to the cold sky in heating tube
Gas, so that cold air heats, reach the purpose of Waste Heat Recovery, because flue gas is directly and heating tube during Waste Heat Recovery
Wall is in contact, and reduces the loss of heat, improves the recovering effect of used heat in gas fired-boiler.
Preferably, the heating tube is shaped as bent in heat exchanger.
Pass through above-mentioned technical proposal, heating tube are shaped as bent in heat exchanger, can make the cold sky in heating tube
Gas fully contacts with the interior flue gas of heat exchanger, can rapidly in increased heating tube cold air temperature, improve gas fired-boiler
The recovering effect of interior used heat.
Preferably, some pieces of barrier plates are provided with the heat exchanger, barrier plate will define an air-supply in heat exchanger logical
Road, heating tube are located in air-supply passage.
Pass through above-mentioned technical proposal, heat exchanger is interior to set barrier plate, and makes to form an air-supply passage in heat exchanger, and
Heating tube is located in air-supply passage, so as to which flue gas can flow in cold smoke pipe along passage, when heating tube is located in air-supply passage
When, can make cold air in heating tube sufficiently with the smoke contacts in heat exchanger, so as to improve used heat in gas fired-boiler
Recovering effect.
Preferably, the barrier plate one side relative with heating tube is provided with insulation material.
Pass through above-mentioned technical proposal, insulation material is set in the barrier plate side relative with heating tube, it is possible to reduce flue gas
In heat scatter and disappear, so as to improve the recovering effect of used heat.
Preferably, one end that cold smoke pipe is connected with heat exchanger is provided with tank.
Pass through above-mentioned technical proposal, when being sent out due to flue gas from heat exchanger, minor heat is also remained in flue gas, if
A tank is put, the flue gas out of heat exchanger out can heat to the water in tank, be filled the heat in flue gas
Divide and utilize.
Preferably, the heating tube passes through tank, and parallel with cold smoke pipe.
Pass through above-mentioned technical proposal, heating tube can be preheated first when passing through in tank to the cold air in heating tube,
So as to shorten the heat time of heating inner air tube, the recovering effect of used heat is improved.
Preferably, the hot smoke pipe, delivery pipe are provided with muff.
Pass through above-mentioned technical proposal, hot smoke pipe set muff with each in delivery pipe, it is possible to reduce the air after heating exists
The loss of heat in transmitting procedure, so as to improve the recovering effect of used heat.
Preferably, the one end of the delivery pipe away from heat exchanger is provided with thermometer.
Pass through above-mentioned technical proposal, a thermometer is set to monitor the temperature of conveying inner air tube in delivery pipe,
Personnel easy to operation lift temperature in time.
The gain effect of the technical program compared with prior art is：When being had surplus heat in gas fired-boiler, waste heat passes through hot cigarette
Pipe enters in heat exchanger of the interior shape for bending, for heating the cold air passed through from heat exchanger, due in heat exchanger
It is shaped as bent, therefore the cold air that the air in hot smoke pipe can sufficiently in heating heat exchanger when passing through heat exchanger, so as to
Improve the effect of heating cold air.
Brief description of the drawings
Fig. 1 is a kind of structural representation of gas fired-boiler waste heat recovery plant；
Fig. 2 is a kind of sectional view of the heat exchanger of gas fired-boiler waste heat recovery plant.
Reference：1st, gas fired-boiler；2nd, chimney；3rd, heat exchanger；4th, cold smoke pipe；5th, hot smoke pipe；6th, heating tube；7th, wind
Machine；8th, delivery pipe；9th, barrier plate；10th, insulation material；11st, tank；12nd, muff；13rd, thermometer；14th, residential building.
Embodiment
The utility model is described in further detail below in conjunction with accompanying drawing.
A kind of gas fired-boiler waste heat recovery plant as shown in Figure 1, including gas fired-boiler 1 and chimney 2, the He of gas fired-boiler 1
A heat exchanger 3 for being used for heat-shift is fixed between chimney 2.Heat exchanger 3 is connected by hot smoke pipe 5 and gas fired-boiler 1；It is logical
Supercooling smoke pipe 4 and chimney 2 connect.The left end of heat exchanger 3 is further fixed on delivery pipe 8, the one end of delivery pipe 8 away from heat exchanger 3 with
Residential building 14 is connected, and the left end of delivery pipe 8 is further fixed on the thermometer 13 of temperature in a detection delivery pipe 8；Heat exchanger 3
Right-hand member is fixed with heating tube 6, and the left end of heating tube 6 stretches into heat exchanger 3, and is fixed with delivery pipe 8；Heating tube 6 is away from heat exchanger 3
One end be welded with one be used for wind is pumped into the blower fan 7 in heating tube 6.
As depicted in figs. 1 and 2, one end that heating tube 6 is located in heat exchanger 3 is bent, there is some pieces of resistances in heat exchanger 3
Baffle plate 9, the air-supply passage of a Curved is defined in heat exchanger 3, one end that heating tube 6 is located in heat exchanger 3, which is welded on, to be sent
In wind passage, it can make fully to contact with the wall of heating tube 6 when the flue gas with temperature enters passage in gas fired-boiler 1, so that
Cold air in heating tube 6 obtains heating heating.Respectively it is fixed with the barrier plate 9 of passage both sides for keeping warm in heat exchanger 3
The insulation material 10 of degree.Insulation material herein is polyurethane.
As shown in figure 1, the left end of cold smoke pipe 4 is provided with a rectangle tank 11, tank 11 is worn built with cold water, cold smoke pipe 4
Water-carrying groove 11, and cold smoke pipe 4 is provided with heating tube 6, heating tube 6 close to the cold smoke pipe 4 in tank 11.
It is a kind of gas fired-boiler waste heat recovery plant course of work below：When need in gas fired-boiler 1 used heat carry out
During recovery, first open gas fired-boiler 1 flue gas in gas fired-boiler 1 is conveyed along hot smoke pipe 5, while open blower fan 7 extract it is cold
Air enters in heating tube 6, when cold air enters in screw clamp 11, first by the water in tank 11 to the cold sky in heating tube 6
Gas is preheated, and the air after preheating enters in heat exchanger 3, and the flue gas in heat exchanger 3 is managed by air-supply passage to heating tube 6
Wall is heated, so as to be heated to the cold air in heating tube 6；Hot-air after heated flows to by delivery pipe 8
It is for people to use in residence building 14.
Described above is only exemplary embodiment of the present utility model, not for limitation protection model of the present utility model
Enclose, the scope of protection of the utility model is determined by appended claim.
Claims (8)
1. a kind of gas fired-boiler waste heat recovery plant, including gas fired-boiler (1) and chimney (2), it is characterized in that：The gas fired-boiler
(1) be provided with the heat exchanger (3) for heat-shift between chimney (2), heat exchanger (3) and chimney (2), gas fired-boiler (1) it
Between be connected respectively by cold smoke pipe (4), hot smoke pipe (5), is equipped with heating tube (6), heating tube (6) in the heat exchanger (3)
One end away from heat exchanger (3) is fixed with the blower fan (7) for the conveying cold air into heating tube (6), and heat exchanger is also set on (3)
Have and be connected with heating tube (6) for the delivery pipe (8) for conveying hot-air.
2. a kind of gas fired-boiler waste heat recovery plant according to claim 1, it is characterized in that：The heating tube (6) is being changed
Bent is shaped as in hot device (3).
3. a kind of gas fired-boiler waste heat recovery plant according to claim 1, it is characterized in that：Set in the heat exchanger (3)
There are some pieces of barrier plates (9), barrier plate (9) will define an air-supply passage in heat exchanger (3), heating tube (6) is positioned at air-supply
In passage.
4. a kind of gas fired-boiler waste heat recovery plant according to claim 3, it is characterized in that：The barrier plate (9) is with adding
The relative one side of heat pipe (6) is provided with insulation material (10).
5. a kind of gas fired-boiler waste heat recovery plant according to claim 1, it is characterized in that：Cold smoke pipe (4) and heat exchanger
(3) one end being connected is provided with tank (11).
6. a kind of gas fired-boiler waste heat recovery plant according to claim 5, it is characterized in that：The heating tube (6) passes through
Tank (11), and it is parallel with cold smoke pipe (4).
7. a kind of gas fired-boiler waste heat recovery plant according to claim 1, it is characterized in that：The hot smoke pipe (5), conveying
Pipe (8) is provided with muff (12).
8. a kind of gas fired-boiler waste heat recovery plant according to claim 1, it is characterized in that：The delivery pipe (8) is remote
One end of heat exchanger (3) is provided with thermometer (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720839830.2U CN207049976U (en) | 2017-07-11 | 2017-07-11 | A kind of gas fired-boiler waste heat recovery plant |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720839830.2U CN207049976U (en) | 2017-07-11 | 2017-07-11 | A kind of gas fired-boiler waste heat recovery plant |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207049976U true CN207049976U (en) | 2018-02-27 |
Family
ID=61495318
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720839830.2U Expired - Fee Related CN207049976U (en) | 2017-07-11 | 2017-07-11 | A kind of gas fired-boiler waste heat recovery plant |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207049976U (en) |
-
2017
- 2017-07-11 CN CN201720839830.2U patent/CN207049976U/en not_active Expired - Fee Related
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN204100585U (en) | Condensing heat exchanger and there is its forced exhaust gas water heater | |
| CN207049976U (en) | A kind of gas fired-boiler waste heat recovery plant | |
| CN205909510U (en) | Horizontal energy -saving environment -friendly hot water boiler | |
| CN103574894A (en) | Vegetable greenhouse hot blast stove | |
| CN207162580U (en) | A kind of boiler afterheat utilizes hot-air system | |
| CN204460707U (en) | Warm wind hot water dual-purpose boiler | |
| CN205537156U (en) | Waste heat recovery system of heating furnace | |
| CN208794724U (en) | A kind of multipurpose warm air boiler | |
| CN207599969U (en) | It is a kind of that there is the energy-saving wall-hung boiler of overheating protection | |
| CN207599995U (en) | A kind of heat-conducting oil heating formula hot-blast stove | |
| CN106016724A (en) | Horizontal energy-saving and environment-friendly hot water boiler | |
| CN107218587B (en) | A kind of health energy-saving saunas system | |
| CN108518863A (en) | A kind of efficient hot-blast stove of energy-saving safety | |
| CN104154653A (en) | High-efficiency energy-saving hot blast boiler | |
| CN205299943U (en) | Coal -fired conduction oil boiler | |
| CN104279762B (en) | A kind of combustion heat-exchange device of gas heater | |
| CN205119504U (en) | Warm dual -purpose stove of bathing of condensing gas | |
| CN205037284U (en) | Dual -purpose boiler of environmental protection and energy saving soda | |
| CN209978386U (en) | Gas water heater with flue gas heat exchange latent heat collection function | |
| CN202281381U (en) | Heat conducting oil hot-blast stove | |
| CN208124617U (en) | A kind of pipe row formula high-temperature hot-air generating device | |
| CN108489079A (en) | A kind of energy saving gas burning water heater | |
| CN209978387U (en) | Gas heating water heater for circulating water treatment | |
| CN203443120U (en) | Energy-saving gas water heater | |
| CN208475444U (en) | A kind of solar-energy air-energy heating all-in-one machine |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180227 Termination date: 20210711 |