CN203615584U - Fuel gas and air heat exchanger - Google Patents
Fuel gas and air heat exchanger Download PDFInfo
- Publication number
- CN203615584U CN203615584U CN201320650906.9U CN201320650906U CN203615584U CN 203615584 U CN203615584 U CN 203615584U CN 201320650906 U CN201320650906 U CN 201320650906U CN 203615584 U CN203615584 U CN 203615584U
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- hot air
- heat exchanger
- combustion chamber
- connects
- air circulation
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Abstract
The utility model discloses a fuel gas and air heat exchanger, and relates to a heat exchange technology. The fuel gas and air heat exchanger comprises a combustion chamber and gas storage tanks, wherein a control system is arranged on one side of the combustion chamber; the combustion chamber is connected with a natural gas pipeline; the natural gas pipeline is connected with a burner; a heat exchanger is arranged in the combustion chamber; the input end of each gas storage tank is connected with a first hot air circulating branch pipe; the input end of each first hot air circulating branch pipe is connected in parallel and is connected with the output end of the heat exchanger through a first hot air circulating main pipe; the output end of each gas storage tank is connected with a second hot air circulating branch pipe respectively; the output end of each second hot air circulating branch pipe is connected in parallel and is connected with the input end of the heat exchanger through a second hot air circulating main pipe; the second hot air circulating main pipe is connected with a hot air circulating fan; each first hot air circulating branch pipe is connected with a first K type thermal coupler respectively; each second hot air circulating branch pipe is connected with a second K type thermal coupler respectively; the heat exchanger is further connected with a third K type thermal coupler and a fourth K type thermal coupler. The fuel gas and air heat exchanger has the advantages of low cost, high heating speed and long service life.
Description
Technical field
The utility model relates to hot swapping, and the flame thermal power transfer producing while relating in particular to fuel gas buring becomes the equipment of thermal current.
Background technology
Existing firing equipment generally adopts electric heater, and electric heater is because structure, material unreasonable exists following defect: 1, adopt three phase mains higher as thermal source cost.2, temperature increase is slower, reaches temperature control after the temperature of regulation, temperature retention time amplitude is larger.3, easily carbonization of electric heating tube surface.4, heaviness, installs complicated.5, electric heating tube needs in 3 years to change, and service life is short.
Summary of the invention
The purpose of this utility model is in order to overcome the deficiencies in the prior art, and the gas-air heat exchanger that a kind of cost is low, heating is fast, the life-span is long is provided.
The purpose of this utility model is achieved in that gas-air heat exchanger, comprise combustion chamber and at least two air accumulators, a side of combustion chamber arranges control system, connects natural gas line on combustion chamber, natural gas line connects burner, and heat exchanger is set in combustion chamber; The input of each air accumulator connects respectively the first hot air circulation and is in charge of, and the input parallel connection that each the first hot air circulation is in charge of is connected with the output of described heat exchanger by the first hot air circulation house steward afterwards; The output of each air accumulator connects respectively the second hot air circulation and is in charge of, and the output parallel connection that each the second hot air circulation is in charge of is connected with the input of described heat exchanger by the second hot air circulation house steward afterwards, the upper hot air circulate blower fan that connects of the second hot air circulation house steward; Every the first hot air circulation is in charge of near one end of each air accumulator and is connected respectively a K type thermocouple, every the second hot air circulation is in charge of near one end of each air accumulator and is connected respectively the 2nd K type thermocouple, the output of heat exchanger also connects the 3rd K type thermocouple, and the input of heat exchanger also connects the 4th K type thermocouple.
Operation principle of the present utility model is: adopt by natural gas, the mixing air generation high temperature that fully burns, make environment temperature be raised to 700 ℃, in the high temperature chamber of combustion chamber by heat exchanger, the air in heat exchanger is constantly heated up, air in heat exchanger and tube side by circulating fan by hot air circulate to air accumulator, make atmosphere temperature rising (120 ~ 150) ℃ in air accumulator and air accumulator, reach operating mode necessary requirement.Air accumulator internal temperature detects from normal temperature to (120 ~ 150) ℃ needs 24 hours.The temperature that K type thermocouple detects is in storage tank gas outlet temperature the most nearby, after each air accumulator homogeneous heating temperature difference scope be each other no more than ± 5 ℃.
The utlity model has following advantage: 1, thermal source adopts natural gas, long-term use cost is lower.2, temperature improves comparatively fast, can regulate voluntarily and guarantee constant temperature after reaching the temperature of regulation.3, pollution-free, easy to clean.4, simple for production, easy to operate, easily installation.5, long service life.
Natural gas line of the present utility model also connects combustion fan.
Hot-fluid guide plate is also set in combustion chamber of the present utility model, and hot-fluid guide plate is arranged on the side of heat exchanger near burner.Hot-fluid guide plate is by the high temperature resistant brick one-tenth of heavy, and its function is to stop that flame heat exchanger directly heats, and makes the thermal current circulation of leading.
The upper other hot air discharge pipe that connects of the first hot air circulation house steward of the present utility model.When normal operation, hot air discharge pipe is closed condition, in the time of heat exchanger and heated tank body temperature superelevation, can discharge in time hot-air and lower the temperature.
On combustion chamber of the present utility model, connect smoke evacuation chimney.
Accompanying drawing explanation
Fig. 1 is a kind of structural representation of the present utility model.
In figure, 1 combustion chamber, 2 heat exchangers, 3 burners, 4 combustion fans, 5 hot air circulate blower fans, 6 the 3rd K type thermocouples, 7 the 4th hot K type thermocouples, 8 the 2nd K type thermocouples, 9 smoke evacuation chimneys, 10 natural gas lines, 11 hot air discharge pipes, 12 hot-fluid guide plates, 13 control systems, 14 air accumulators, 15 the one K type thermocouples, 16 first hot air circulation are in charge of, 17 second hot air circulation are in charge of, 18 first hot air circulation house stewards, 19 second hot air circulation house stewards.
The specific embodiment
As shown in Figure 1, for gas-air heat exchanger, comprise combustion chamber 1 and four air accumulators 14, on combustion chamber 1, connect smoke evacuation chimney 9, one side of combustion chamber 1 arranges control system 13, connects natural gas line 10 on combustion chamber 1, and natural gas line 10 connects combustion fan 4 and burner 3, interior hot-fluid guide plate 12 and the heat exchanger 2 of arranging in combustion chamber 1, hot-fluid guide plate 12 is arranged on the side of heat exchanger 2 near burner 3.The input of each air accumulator 14 connects respectively the first hot air circulation and is in charge of 16, each the first hot air circulation is in charge of 16 input parallel connection and is connected with the output of heat exchanger 2 by the first hot air circulation house steward 18 afterwards, connects a hot air discharge pipe 11 by the first hot air circulation house steward 18.The output of each air accumulator 14 connects respectively the second hot air circulation and is in charge of 17, each the second hot air circulation is in charge of 17 output parallel connection and is connected with the input of heat exchanger 2 by the second hot air circulation house steward 19 afterwards, on the second hot air circulation house steward 19, connects hot air circulate blower fan 5.Every the first hot air circulation is in charge of 16 one end near each air accumulator 14 and is connected respectively a K type thermocouple 15, every the second hot air circulation is in charge of 17 one end near each air accumulator 14 and is connected respectively the 2nd K type thermocouple 8, the output of heat exchanger 2 also connects the 3rd K type thermocouple 6, and the input of heat exchanger 2 also connects the 4th K type thermocouple 7.
Claims (5)
1. gas-air heat exchanger, is characterized in that: comprise combustion chamber and at least two air accumulators, a side of combustion chamber arranges control system, connects natural gas line on combustion chamber, and natural gas line connects burner, and heat exchanger is set in combustion chamber; The input of each air accumulator connects respectively the first hot air circulation and is in charge of, and the input parallel connection that each the first hot air circulation is in charge of is connected with the output of described heat exchanger by the first hot air circulation house steward afterwards; The output of each air accumulator connects respectively the second hot air circulation and is in charge of, and the output parallel connection that each the second hot air circulation is in charge of is connected with the input of described heat exchanger by the second hot air circulation house steward afterwards, the upper hot air circulate blower fan that connects of the second hot air circulation house steward; Every the first hot air circulation is in charge of near one end of each air accumulator and is connected respectively a K type thermocouple, every the second hot air circulation is in charge of near one end of each air accumulator and is connected respectively the 2nd K type thermocouple, the output of heat exchanger also connects the 3rd K type thermocouple, and the input of heat exchanger also connects the 4th K type thermocouple.
2. gas-air heat exchanger according to claim 1, is characterized in that: described natural gas line also connects combustion fan.
3. gas-air heat exchanger according to claim 1, is characterized in that: hot-fluid guide plate is also set in described combustion chamber, and hot-fluid guide plate is arranged on the side of heat exchanger near burner.
4. gas-air heat exchanger according to claim 1, is characterized in that: the upper other hot air discharge pipe that connects of described the first hot air circulation house steward.
5. gas-air heat exchanger according to claim 1, is characterized in that: on described combustion chamber, connect smoke evacuation chimney.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320650906.9U CN203615584U (en) | 2013-10-22 | 2013-10-22 | Fuel gas and air heat exchanger |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320650906.9U CN203615584U (en) | 2013-10-22 | 2013-10-22 | Fuel gas and air heat exchanger |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203615584U true CN203615584U (en) | 2014-05-28 |
Family
ID=50768222
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320650906.9U Expired - Fee Related CN203615584U (en) | 2013-10-22 | 2013-10-22 | Fuel gas and air heat exchanger |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203615584U (en) |
-
2013
- 2013-10-22 CN CN201320650906.9U patent/CN203615584U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140528 Termination date: 20141022 |
|
| EXPY | Termination of patent right or utility model |