CN207831399U - A kind of recovery device for heat energy of fume of boiler - Google Patents
A kind of recovery device for heat energy of fume of boiler Download PDFInfo
- Publication number
- CN207831399U CN207831399U CN201721540000.6U CN201721540000U CN207831399U CN 207831399 U CN207831399 U CN 207831399U CN 201721540000 U CN201721540000 U CN 201721540000U CN 207831399 U CN207831399 U CN 207831399U
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- CN
- China
- Prior art keywords
- air valve
- air
- boiler
- fume
- 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
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- 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
- Y02E20/34—Indirect CO2mitigation, i.e. by acting on non CO2directly related matters of the process, e.g. pre-heating or heat recovery
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Abstract
The utility model discloses a kind of recovery device for heat energy of fume of boiler, including boiler body（1）, the boiler body（1）Exhanst gas outlet be connected with fume pipe（3）One end, the fume pipe（3）Interlude is set as major diameter cavity（31）, the boiler body（1）Air intlet be connected with air hose（4）One end, the air hose（4）Interlude is set as several air branch pipes（41）Parallel connection structure, the air branch pipe（41）Sealed set is in the major diameter cavity（31）It is interior, the air hose（4）The other end and air blower（2）Air inlet be connected, the fume pipe（3）The other end and air-introduced machine（6）Air inlet be connected, the air-introduced machine（6）Gas outlet and chimney（7）Side wall upper part be connected.A kind of recovery device for heat energy of fume of boiler provided by the utility model can recycle the heat in high-temperature boiler flue gas, for heating combustion air, improve efficiency of energy utilization.
Description
Technical field
The utility model is specifically related to a kind of recovery device for heat energy of fume of boiler.
Background technology
Boiler will produce flue gas during burning fuel, these flue gas typical temperatures are higher, generally 350 degree with
Under.These flue gases carry a large amount of heat source and will also result in the waste of heat if direct emission can not only aggravate greenhouse.
Need combustion air, the temperature of combustion air more preferable in higher combustion-supporting effect in addition, burner hearth is combustion-supporting.
Utility model content
The technical problems to be solved in the utility model is to provide and a kind of can be returned the heat in high-temperature boiler flue gas
It receives, the recovery device for heat energy of fume of boiler for heating combustion air.
In order to solve the above technical problems, the technical solution adopted in the utility model is：
A kind of recovery device for heat energy of fume of boiler, including boiler body and heat-exchanger rig are provided in the heat-exchanger rig
Heat exchange medium, the exhanst gas outlet of the boiler body are connected with one end of the first air valve, the other end of first air valve and
One end of two air valves is connected, and the flue between first air valve and the second air valve is arranged in the heat-exchanger rig, described
The other end of second air valve is connected with the air inlet of air-introduced machine, and the gas outlet of the air-introduced machine is connected with the side wall upper part of chimney
Logical, the air intlet of the boiler body is connected with one end of third air valve, the other end and the 4th air valve of the third air valve
One end be connected, the other end of the 4th air valve is connected and is connected with the gas outlet of air blower.
The exhanst gas outlet of the boiler body is connected with one end of the 5th air valve, the other end and the cigarette of the 5th air valve
The lower sidewall of chimney is connected.
Flue between the air blower and the 4th air valve is connected with one end of the 6th air valve, the 6th air valve
The other end is connected with the third air valve with the flue between the air intlet of the boiler body.
Circular columns are provided in the heat-exchanger rig, the flue setting between first air valve and second air valve
It in the heat-exchanger rig and is wrapped in the circular columns, the flue between the third air valve and the 4th air valve is set
It sets in the heat-exchanger rig and is wrapped in the circular columns.
It is provided with deduster between second air valve and air-introduced machine.
Flue between the deduster and second air valve is connected with one end of the 7th air valve, the 7th air valve
The other end is connected with first air valve with the flue between the exhanst gas outlet of the boiler body.
The beneficial effects of the utility model：A kind of recovery device for heat energy of fume of boiler provided by the utility model, by changing
Thermal recycles the heat in high-temperature boiler flue gas, for heating combustion air, can improve the utilization ratio of the energy,
Mitigate greenhouse effects simultaneously.
Description of the drawings
Fig. 1 is a kind of structural schematic diagram of recovery device for heat energy of fume of boiler of the utility model.
Specific implementation mode
The utility model is further described below in conjunction with the accompanying drawings, following embodiment is only used for clearly illustrating this
The technical solution of utility model, and the scope of protection of the utility model cannot be limited with this.
As shown in Figure 1, a kind of recovery device for heat energy of fume of boiler, including boiler body 1 and heat-exchanger rig 2, heat-exchanger rig 2
It is inside provided with heat exchange medium, heat exchange medium is water.The exhanst gas outlet of boiler body 1 is connected with one end of the first air valve 14, institute
The other end for stating the first air valve 14 is connected with one end of the second air valve 10, the flue between the first air valve 14 and the second air valve 10
It is arranged in heat-exchanger rig 2, the other end of the second air valve 10 is connected with the air inlet of air-introduced machine 6, the gas outlet of the air-introduced machine 6
It is connected with the side wall upper part of chimney 7, the air intlet of the boiler body 1 is connected with one end of third air valve 12, third gas
The other end of valve 12 is connected with one end of the 4th air valve 11, the connected gas outlet phase with air blower 3 of the other end of the 4th air valve 11
Even.
The exhanst gas outlet of boiler body 1 is connected with one end of the 5th air valve 9, the side wall of the other end and chimney 7 of the 5th air valve 9
Lower part is connected, and when heat-exchanger rig is out of order or clears up, closes the first air valve and the 7th air valve, opens the 5th air valve, cigarette
Gas directly passes through smoke stack emission.
Flue between air blower 3 and the 4th air valve 11 is connected with one end of the 6th air valve 13, the 6th air valve 13 it is another
End is connected with the third air valve 12 with the flue between the air intlet of boiler body 1.Be out of order when heat-exchanger rig or
When cleaning, the 4th air valve and third air valve are closed, opens the 6th air valve, combustion air enters directly into boiler without heating
In carry out it is combustion-supporting.
Circular columns 4 are provided in heat-exchanger rig 2, the flue setting between the first air valve 14 and second air valve 10 exists
It in the heat-exchanger rig 2 and is wrapped in circular columns 4, the flue setting between 12 and the 4th air valve 11 of the third air valve exists
It in the heat-exchanger rig 2 and is wrapped in circular columns 4, increases the contact surface between fume pipe and air hose and heat exchange medium
Product, can greatly increase the heat exchanger effectiveness between high-temperature flue gas and combustion air.
It is provided with deduster 5 between second air valve 10 and air-introduced machine 6.Gas between deduster 5 and second air valve 10
Body pipe is connected with one end of the 7th air valve 8, and the other end of the 7th air valve 8 and the flue gas of first air valve 14 and boiler body 1 go out
Flue between mouthful is connected.When heat-exchanger rig is out of order or clears up, the 5th air valve and the first air valve are closed, opens the 7th
Air valve, high-temperature flue gas are directly over deduster discharge without heat-exchanger rig.
The above is only the preferred embodiment of the utility model, it should be pointed out that：For the common skill of the art
For art personnel, without departing from the principle of this utility model, several improvements and modifications can also be made, these improve and
Retouching also should be regarded as the scope of protection of the utility model.
Claims (6)
1. a kind of recovery device for heat energy of fume of boiler, it is characterised in that：Including boiler body（1）And heat-exchanger rig（2）, described to change
Thermal（2）Inside it is provided with heat exchange medium, the boiler body（1）Exhanst gas outlet be connected with the first air valve（14）One end,
First air valve（14）The other end and the second air valve（10）One end be connected, first air valve（14）With the second air valve
（10）Between flue be arranged in the heat-exchanger rig（2）It is interior, second air valve（10）The other end and air-introduced machine（6）'s
Air inlet is connected, the air-introduced machine（6）Gas outlet and chimney（7）Side wall upper part be connected, the boiler body（1）Sky
Gas import and third air valve（12）One end be connected, the third air valve（12）The other end and the 4th air valve（11）One end phase
Even, the 4th air valve（11）The other end be connected and air blower（3）Gas outlet be connected.
2. a kind of recovery device for heat energy of fume of boiler according to claim 1, it is characterised in that：The boiler body（1）
Exhanst gas outlet be connected with the 5th air valve（9）One end, the 5th air valve（9）The other end and the chimney（7）Side wall under
Portion is connected.
3. a kind of recovery device for heat energy of fume of boiler according to claim 1, it is characterised in that：The air blower（3）With
4th air valve（11）Between flue be connected with the 6th air valve（13）One end, the 6th air valve（13）The other end with
The third air valve（12）With the boiler body（1）Air intlet between flue be connected.
4. a kind of recovery device for heat energy of fume of boiler according to claim 1, it is characterised in that：The heat-exchanger rig（2）
In be provided with circular columns（4）, first air valve（14）With second air valve（10）Between flue setting changed described
Thermal（2）It is interior and be wrapped in the circular columns（4）On, the third air valve（12）With the 4th air valve（11）Between gas
Body pipe is arranged in the heat-exchanger rig（2）It is interior and be wrapped in the circular columns（4）On.
5. a kind of recovery device for heat energy of fume of boiler according to claim 1, it is characterised in that：Second air valve
（10）With air-introduced machine（6）Between be provided with deduster（5）.
6. a kind of recovery device for heat energy of fume of boiler according to claim 5, it is characterised in that：The deduster（5）With
Second air valve（10）Between flue be connected with the 7th air valve（8）One end, the 7th air valve（8）The other end and institute
State the first air valve（14）With the boiler body（1）Exhanst gas outlet between flue be connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721540000.6U CN207831399U (en) | 2017-11-17 | 2017-11-17 | A kind of recovery device for heat energy of fume of boiler |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721540000.6U CN207831399U (en) | 2017-11-17 | 2017-11-17 | A kind of recovery device for heat energy of fume of boiler |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207831399U true CN207831399U (en) | 2018-09-07 |
Family
ID=63386316
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721540000.6U Expired - Fee Related CN207831399U (en) | 2017-11-17 | 2017-11-17 | A kind of recovery device for heat energy of fume of boiler |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207831399U (en) |
-
2017
- 2017-11-17 CN CN201721540000.6U patent/CN207831399U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180907 Termination date: 20181117 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |