CN202328776U

CN202328776U - Cylindrical type heat carrier heating furnace

Info

Publication number: CN202328776U
Application number: CN201120501420XU
Authority: CN
Inventors: 李永君; 丁宏
Original assignee: CHANGZHOU ENERGY ENGINEERING Co Ltd
Current assignee: CHANGZHOU ENERGY ENGINEERING Co Ltd
Priority date: 2011-12-06
Filing date: 2011-12-06
Publication date: 2012-07-11
Anticipated expiration: 2021-12-06

Abstract

The utility model discloses a cylindrical type heat carrier heating furnace, which comprises a cylindrical heating furnace body. A combustion chamber is installed at the bottom of the heating furnace body, a furnace body flue gas port is arranged on the lateral wall of the heating furnace body, and a convection section furnace tube, a radiation section furnace tube and a ceiling coil are installed in the heating furnace body. An inlet oil collecting tube and an outlet oil collecting tube are further installed on the lateral wall of the heating furnace body, and the inlet oil collecting tube is communicated with the outlet oil collecting tube through pipeline connection. An inner cavity of the heating furnace body is divided into a radiation chamber and a convection chamber, the radiation chamber is formed by the radiation section furnace tube inner side and the ceiling coil, and the convection chamber is formed by space between the radiation section furnace tube outer side and the heating furnace body inner wall and the convection section furnace tube. A fuel gas combustion device is arranged at the top of the heating furnace body and extends into the radiation chamber. The cylindrical type heat carrier heating furnace can combust fuel oil, gas, coal and biomass fuels.

Description

The cylinder type heat medium heater

Technical field

The utility model relates to a kind of heat medium heater, belongs to the firing equipment technical field.

Background technology

At present; The general-purpose industrial heating furnace; Remove a part of fuel oil, combustion gas, also having quite a few is coal combustion and living beings, and no matter is that the heating furnace common defects of single fuel oil or single coal combustion and living beings is that burning is insufficient; Cause the waste of the energy, and the fuel modification of the heating furnace of single-fuel is quite difficult.

Summary of the invention

The purpose of the utility model provide a kind of both can fuel-firing gas-firing, again can be with the heat medium heater of coal and biomass fuel.

The technical scheme that realizes the utility model purpose is: a kind of cylinder type heat medium heater; Comprise columnar heating furnace body, the bottom of heating furnace body is equipped with the combustion chamber, and the sidewall of heating furnace body is provided with body of heater flue gas interface; Heating tube in section of convection chamber, radiant coil and ceiling coil are installed in the heating furnace body; Oil-feed collector and fuel-displaced collector also are installed on the sidewall of heating furnace body, and the oil-feed collector connects through pipeline and is communicated with fuel-displaced collector, and the inner chamber of heating furnace body is divided into radiation chamber and convection cell; Radiation chamber is made up of radiant coil inboard and ceiling coil; Convection cell by between the radiant coil outside and the heating furnace body inwall and heating tube in section of convection chamber form, the top of heating furnace body is provided with the fuel vapor burner, this fuel vapor burner stretches in the radiation chamber.

Further, oil-feed collector and heating tube in section of convection chamber are communicated with, and heating tube in section of convection chamber and ceiling coil are communicated with, and ceiling coil and radiant coil are communicated with, and radiant coil and fuel-displaced collector are communicated with.

Further, the oil-feed collector is communicated with heating tube in section of convection chamber and radiant coil respectively, and ceiling coil is communicated with heating tube in section of convection chamber, and fuel-displaced collector is communicated with ceiling coil and radiant coil respectively.

Adopt technique scheme, the utlity model has following beneficial effect:

1, adopt the heating furnace of this structure, when coal combustion and biomass fuel, radiant section has enough furnace cavity heating surface areas and height, helps the after-flame of coal and biomass fuel, and having guaranteed simultaneously has enough heating surface areas; When fuel oil, gas,, validity, security in the heating furnace radiation chamber have been guaranteed because radiant section has enough spaces, heating surface area and height.Adopt the Zigzag type flue gas flow direction when fuel oil, gas, also have its reasonability.

2, the combustion chamber of fuel vapor burner and bottom is installed in different positions, and flame is to the damage of the combustion chamber of bottom in the time of can reducing fuel vapor greatly.

3, heating furnace adopts the cylindrical shape monolithic construction, helps transporting convenience and economy with site operation.

Description of drawings

Fig. 1 is the scheme of installation of the utility model;

Fig. 2 is the structural representation of first kind of structure of heating furnace body among Fig. 1;

Fig. 3 is the structural representation of second kind of structure of heating furnace body among Fig. 1.

The specific embodiment

For the content that makes the utility model is expressly understood more easily, below according to specific embodiment and combine accompanying drawing, the utility model is done further detailed explanation,

Embodiment one

Like Fig. 1, shown in 2, a kind of cylinder type heat medium heater comprises columnar heating furnace body 8; The bottom of heating furnace body 8 is equipped with combustion chamber 9; The sidewall of heating furnace body is provided with body of heater flue gas interface 6, and heating tube in section of convection chamber 2, radiant coil 3 and ceiling coil 4 are installed in the heating furnace body 8, and oil-feed collector 1 and fuel-displaced collector 7 also are installed on the sidewall of heating furnace body 8; Oil-feed collector 1 connects through pipeline and is communicated with fuel-displaced collector 7; The inner chamber of heating furnace body 8 is divided into radiation chamber 10 and convection cell 11, radiation chamber 10 by radiant coil 3 inboard and ceiling coil 4 form, convection cell 11 by between radiant coil 3 outsides and heating furnace body 8 inwalls and heating tube in section of convection chamber 2 form; The top of heating furnace body 8 is provided with fuel vapor burner 5, and this fuel vapor burner 5 stretches in the radiation chamber 10.

As shown in Figure 2, oil-feed collector 1 is communicated with heating tube in section of convection chamber 2, and heating tube in section of convection chamber 2 is communicated with ceiling coil 4, and ceiling coil 4 is communicated with radiant coil 3, and radiant coil 3 is communicated with fuel-displaced collector 7.Adopt radiant coil 3 and heating tube in section of convection chamber 2 series-mode frames, circulatory mediator can get into from oil-feed collector 1, through heating tube in section of convection chamber 2, gets into ceiling coil 4 then, gets into radiant coil 3 then, flows out heating furnace from fuel-displaced collector 7 at last.

Described combustion chamber 9 can be traveling-grate stoker or fixed grate or Reciprocatory fire grate etc.

Described fuel vapor burner 5 can be universal fuel vapor burner, also can be the fuel vapor device of homemade special type.

Embodiment two

Like Fig. 1, shown in 3, a kind of cylinder type heat medium heater comprises columnar heating furnace body 8; The bottom of heating furnace body 8 is equipped with combustion chamber 9; The sidewall of heating furnace body is provided with body of heater flue gas interface 6, and heating tube in section of convection chamber 2, radiant coil 3 and ceiling coil 4 are installed in the heating furnace body 8, and oil-feed collector 1 and fuel-displaced collector 7 also are installed on the sidewall of heating furnace body 8; Oil-feed collector 1 connects through pipeline and is communicated with fuel-displaced collector 7; The inner chamber of heating furnace body 8 is divided into radiation chamber 10 and convection cell 11, radiation chamber 10 by radiant coil 3 inboard and ceiling coil 4 form, convection cell 11 by between radiant coil 3 outsides and heating furnace body 8 inwalls and heating tube in section of convection chamber 2 form; The top of heating furnace body 8 is provided with fuel vapor burner 5, and this fuel vapor burner 5 stretches in the radiation chamber 10.

As shown in Figure 3, oil-feed collector 1 is communicated with heating tube in section of convection chamber 2 and radiant coil 3 respectively, and ceiling coil 4 is communicated with heating tube in section of convection chamber 2, and fuel-displaced collector 7 is communicated with ceiling coil 4 and radiant coil 3 respectively.Adopt radiant coil 3 and heating tube in section of convection chamber 2 parallel structures; Circulatory mediator can get into from oil-feed collector 1; Flow through respectively then heating tube in section of convection chamber 2 and radiant coil 3, the circulatory mediator of the heating tube in section of convection chamber 2 of the flowing through ceiling coil 4 of flowing through again all flows out heating furnaces from fuel-displaced collector 7 at last.

When heat medium heater circulatory mediator heat supply temperature is higher, general employing radiant coil 3 and heating tube in section of convection chamber 2 series-mode frames recommended.

The inside flue gas flow of the utility model:

Fire coal and biomass fuel are after 9 burnings of the combustion chamber of bottom; High-temperature flue gas gets into radiation chamber 10; Fuel vapor burner 5 is when fuel vapor, and directly in radiation chamber 10 burnings, high-temperature flue gas is behind radiation chamber 10 radiation heat transfers for fuel; Flue gas gets into convection cell 11 heat exchange at ceiling coil 4 places, behind radiation, heat convection, discharge from body of heater flue gas interface 6.

The operation principle of the utility model is following:

On the basis of former coal burning organic heating medium heating furnace, furnace roof ceiling coil 4 middle parts increase fuel vapor burner 5, but make both fuel vapor of organic thermal carrier heating furnace, also can fire coal and biomass fuel.When fuel oil, gas, flue gas adopts the heat exchange of Zigzag type radiation heat transfer mode in the radiation chamber 10; The combustion chamber 9 of fuel vapor burner 5 and bottom is installed in different positions, and flame is to the damage of the combustion chamber 9 of bottom in the time of can reducing fuel vapor greatly; Heating furnace adopts the cylindrical shape monolithic construction, helps transporting convenience and economy with site operation.

Above-described specific embodiment; Purpose, technical scheme and beneficial effect to the utility model have carried out further explain, it should be understood that the above is merely the specific embodiment of the utility model; Be not limited to the utility model; All within the spirit and principle of the utility model, any modification of being made, be equal to replacement, improvement etc., all should be included within the protection domain of the utility model.

Claims

1. cylinder type heat medium heater; Comprise columnar heating furnace body (8); The bottom of heating furnace body (8) is equipped with combustion chamber (9); The sidewall of heating furnace body is provided with body of heater flue gas interface (6), and heating tube in section of convection chamber (2), radiant coil (3) and ceiling coil (4) are installed in the heating furnace body (8), and oil-feed collector (1) and fuel-displaced collector (7) also are installed on the sidewall of heating furnace body (8); Oil-feed collector (1) connects through pipeline and is communicated with fuel-displaced collector (7); The inner chamber of heating furnace body (8) is divided into radiation chamber (10) and convection cell (11), and radiation chamber (10) is formed with ceiling coil (4) by radiant coil (3) is inboard, convection cell (11) by outside the radiant coil (3) and between heating furnace body (8) inwall and heating tube in section of convection chamber (2) form; It is characterized in that: the top of heating furnace body (8) is provided with fuel vapor burner (5), and this fuel vapor burner (5) stretches in the radiation chamber (10).

2. cylinder type heat medium heater according to claim 1; It is characterized in that: oil-feed collector (1) and heating tube in section of convection chamber (2) are communicated with; Heating tube in section of convection chamber (2) and ceiling coil (4) are communicated with; Ceiling coil (4) and radiant coil (3) are communicated with, and radiant coil (3) and fuel-displaced collector (7) are communicated with.

3. heat medium heater according to claim 1; It is characterized in that: oil-feed collector (1) respectively and heating tube in section of convection chamber (2) and radiant coil (3) be communicated with; Ceiling coil (4) is communicated with heating tube in section of convection chamber (2), and fuel-displaced collector (7) is communicated with ceiling coil (4) and radiant coil (3) respectively.