CN208804893U - A kind of fuel heater unit smoke secondary heat exchanger - Google Patents

A kind of fuel heater unit smoke secondary heat exchanger Download PDF

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Publication number
CN208804893U
CN208804893U CN201821288827.7U CN201821288827U CN208804893U CN 208804893 U CN208804893 U CN 208804893U CN 201821288827 U CN201821288827 U CN 201821288827U CN 208804893 U CN208804893 U CN 208804893U
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CN
China
Prior art keywords
heat exchanger
outlet flue
exchanger tube
seat
flue 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.)
Active
Application number
CN201821288827.7U
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Chinese (zh)
Inventor
李俊
钟华
沈承
郭新立
陈维鸣
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
32181 Troops of PLA
Original Assignee
WUXI SHENDA AIR CONDITIONING EQUIPMENT CO Ltd
PLA China 32181 Army
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Application filed by WUXI SHENDA AIR CONDITIONING EQUIPMENT CO Ltd, PLA China 32181 Army filed Critical WUXI SHENDA AIR CONDITIONING EQUIPMENT CO Ltd
Priority to CN201821288827.7U priority Critical patent/CN208804893U/en
Application granted granted Critical
Publication of CN208804893U publication Critical patent/CN208804893U/en
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Abstract

The utility model discloses a kind of fuel heater unit smoke secondary heat exchanger, mainly includes seat under outlet flue heat exchanger tube, outlet flue heat exchanger tube and the outlet flue heat exchanger tube seat of honour, and the setting of outlet flue heat exchanger tube is under the outlet flue heat exchanger tube seat of honour and outlet flue heat exchanger tube between seat.The utility model is compared with prior art, design adds smoke secondary heat exchanger at the outlet flue of warm-air drier, it is simple, ingenious, reasonable that its advantage is mainly reflected in smoke secondary heat exchanger structure, resistance is small when flue gas flows in heat exchanger, air resistance when flowing through secondary heat exchanger is small, and smoke secondary heat exchanger heat exchange efficiency is high, has sufficiently recycled the waste heat in flue gas, has had the advantages that energy conservation and environmental protection.

Description

A kind of fuel heater unit smoke secondary heat exchanger
Technical field
The utility model relates to warm-air drier field more particularly to a kind of fuel heater unit smoke secondary heat exchangers.
Background technique
Fuel heater unit is mainly matched with tent, solves the heating problem of extremely frigid zones, with provide it is good office, Living environment.Also it can be used for heating in tent when north of china in winter is camped, can also be used in the fixed barracks of large size and civilian house. Fuel heater unit has good intensity, high reliablity, service life length, high, capable of washing, corrosion-resistant, the low temperature resistant, low noise of the thermal efficiency etc. excellent Point.
The thermal efficiency is the main performance index of fuel heater unit, since leaving air temp should not be too low when heating, is generally all answered It at 70 DEG C or more, is limited by fuel heater unit outer dimension, the heat exchange area of combustion heat exchanger is smaller, causes combustion heat exchanger Exit gas temperature is higher, and generally between 250 DEG C~290 DEG C, partial heat is discharged into atmosphere with flue gas, causes energy Source waste, it is therefore desirable to be improved, the heat in flue gas is secondary use.
Utility model content
Based on the above, the application provides a kind of fuel heater unit smoke secondary heat exchanger, warm to solve existing fuel oil The problem of smoke temperature is excessively high in blower, causes energy waste.
For this purpose, the utility model uses following technical scheme:
A kind of fuel heater unit smoke secondary heat exchanger, including seat, outlet flue heat exchanger tube and smoke under outlet flue heat exchanger tube Mouthful heat exchanger tube seat of honour, the outlet flue heat exchanger tube setting is under the outlet flue heat exchanger tube seat of honour and outlet flue heat exchanger tube between seat.
As a kind of preferred embodiment of the utility model, under the outlet flue heat exchanger tube seat of honour and the outlet flue heat exchanger tube Seat is seat under the L shape outlet flue heat exchanger tube seat of honour and L shape outlet flue heat exchanger tube.
As a kind of preferred embodiment of the utility model, the outlet flue heat exchanger tube is kidney-shaped pipe.
As a kind of preferred embodiment of the utility model, the outlet flue heat exchanger tube is elliptic cylindrical shape outlet flue heat exchanger tube.
As a kind of preferred embodiment of the utility model, under the outlet flue heat exchanger tube seat of honour and outlet flue heat exchanger tube seat with The setting plate of outlet flue heat exchanger tube is provided at the connecting portion of the outlet flue heat exchanger tube.
As a kind of preferred embodiment of the utility model, seat and combustion heat exchanger connecting portion under the outlet flue heat exchanger tube Place is provided with chimney flange.
The utility model has the following beneficial effects:
Compared with prior art, design adds smoke secondary heat exchanger to the utility model at the outlet flue of warm-air drier, Its advantage is mainly reflected in that smoke secondary heat exchanger structure is simple, ingenious, reasonable, and resistance is small when flue gas flows in heat exchanger, Air resistance when flowing through secondary heat exchanger is small, and smoke secondary heat exchanger heat exchange efficiency is high, has sufficiently recycled in flue gas Waste heat, have the advantages that energy conservation and environmental protection.
Detailed description of the invention
It, below will be to the utility model embodiment in order to illustrate more clearly of the technical scheme in the embodiment of the utility model Attached drawing needed in description is briefly described.
Fig. 1 is a kind of fuel heater unit smoke secondary heat exchanger main view that the utility model embodiment provides;
Fig. 2 is a kind of fuel heater unit smoke secondary heat exchanger side view that the utility model embodiment provides.
Specific embodiment
The technical issues of to solve the utility model, the technical solution of use and the technical effect that reaches are clearer, It is described in further detail below in conjunction with technical solution of the attached drawing to the utility model embodiment.
As Figure 1-Figure 2, present embodiment provides a kind of fuel heater unit smoke secondary heat exchanger, mainly includes smoke Seat 1, outlet flue heat exchanger tube 2 and the outlet flue heat exchanger tube seat of honour 3 under mouth heat exchanger tube, the setting of outlet flue heat exchanger tube 2 exchange heat in outlet flue Under the pipe seat of honour 1 and outlet flue heat exchanger tube between seat 2, since the fuel heater unit smoke secondary heat exchanger tube is for the first time in fuel oil warm wind Utilization on machine, in order to meet the various needs of fuel heater unit, the fuel heater unit smoke secondary in the utility model is changed Hot device is made that corresponding change.Seat 3 is equal under the outlet flue heat exchanger tube seat of honour 1 and outlet flue heat exchanger tube first in the utility model For seat under the L shape outlet flue heat exchanger tube seat of honour and L shape outlet flue heat exchanger tube, so-called L shape, in the utility model more towards The advantages of seat 3 designs in this way under boots shape, outlet flue heat exchanger tube is that can reduce flue gas changes from a heat exchanger to secondary Resistance in the outlet flue heat exchanger tube 2 of hot device, similarly, the advantage that the outlet flue heat exchanger tube seat of honour 1 is designed in this way are to reduce Flue gas from secondary heat exchange pipe to chimney in resistance.General, the outlet flue heat exchanger tube 2 in the utility model is designed as cylindroid The outlet flue heat exchanger tube 2 of shape, popular says, kidney-shaped pipe is similar to, while effect is resistance when reducing air flowing It can guarantee enough heat exchange areas, the air for making flue gas and flowing through sufficiently exchanges heat.Preferably, the utility model is changed in outlet flue Outlet flue heat exchange tube socket is provided under the heat pipe seat of honour 1 and outlet flue heat exchanger tube at the connecting portion of seat 3 and outlet flue heat exchanger tube 2 Sealing plate 4 exchanges heat setting plate 4 by setting outlet flue to guarantee the leakproofness of three's connection, in addition, the utility model is also in smoke Also be equipped with chimney flange 5 at the connecting portion of seat 3 and the hot device of burningization under mouthful heat exchanger tube, come guarantee flue gas can all into Enter fuel heater unit smoke secondary heat exchanger, and then be discharged by chimney, as shown, its working principle is that chimney flange 5 With combustion heat exchanger outlet flue flanged joint, the high-temperature flue gas being discharged from combustion heat exchanger outlet flue is under smoke secondary heat exchanger The chimney of side is entered with flange 5, enters outlet flue heat exchanger tube 2 through seat 3 under the setting plate 4 of outlet flue heat exchanger tube, outlet flue heat exchanger tube, Enter cigarette through the outlet flue heat exchanger tube seat of honour 1, the setting plate 4 of outlet flue heat exchanger tube with after outdoor cold air (or circulation air) heat exchange Chimney then drains into atmosphere.
Note that above are only the preferred embodiment and institute's application technology principle of the utility model.Those skilled in the art's meeting Understand, the utility model is not limited to specific embodiment described here, is able to carry out for a person skilled in the art various bright Aobvious variation, readjustment and substitution is without departing from the protection scope of the utility model.Therefore, although passing through above embodiments The utility model is described in further detail, but the utility model is not limited only to above embodiments, is not departing from It can also include more other equivalent embodiments in the case that the utility model is conceived, and the scope of the utility model is by appended Scope of the claims determine.

Claims (5)

1. a kind of fuel heater unit smoke secondary heat exchanger, which is characterized in that including seat, outlet flue heat exchange under outlet flue heat exchanger tube Seat is arranged under the outlet flue heat exchanger tube seat of honour and outlet flue heat exchanger tube in pipe and the outlet flue heat exchanger tube seat of honour, the outlet flue heat exchanger tube Between.
2. fuel heater unit smoke secondary heat exchanger according to claim 1, which is characterized in that the outlet flue heat exchanger tube Seat is seat under the L shape outlet flue heat exchanger tube seat of honour and L shape outlet flue heat exchanger tube under the seat of honour and the outlet flue heat exchanger tube.
3. fuel heater unit smoke secondary heat exchanger according to claim 1, which is characterized in that the outlet flue heat exchanger tube For elliptic cylindrical shape outlet flue heat exchanger tube.
4. fuel heater unit smoke secondary heat exchanger according to claim 1, which is characterized in that the outlet flue heat exchanger tube It is setting that outlet flue heat exchanger tube is provided at seat and the connecting portion of the outlet flue heat exchanger tube under the seat of honour and outlet flue heat exchanger tube Plate.
5. fuel heater unit smoke secondary heat exchanger according to claim 1, which is characterized in that the outlet flue heat exchanger tube Chimney flange is provided at lower seat and combustion heat exchanger connecting portion.
CN201821288827.7U 2018-08-10 2018-08-10 A kind of fuel heater unit smoke secondary heat exchanger Active CN208804893U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201821288827.7U CN208804893U (en) 2018-08-10 2018-08-10 A kind of fuel heater unit smoke secondary heat exchanger

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201821288827.7U CN208804893U (en) 2018-08-10 2018-08-10 A kind of fuel heater unit smoke secondary heat exchanger

Publications (1)

Publication Number Publication Date
CN208804893U true CN208804893U (en) 2019-04-30

Family

ID=66229134

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201821288827.7U Active CN208804893U (en) 2018-08-10 2018-08-10 A kind of fuel heater unit smoke secondary heat exchanger

Country Status (1)

Country Link
CN (1) CN208804893U (en)

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Legal Events

Date Code Title Description
GR01 Patent grant
GR01 Patent grant
TR01 Transfer of patent right
TR01 Transfer of patent right

Effective date of registration: 20220422

Address after: 710032 No. 19, Jinhua North Road, Xi'an City, Shaanxi Province

Patentee after: UNIT 32181 OF PLA

Address before: 710032 No. 19, Jinhua North Road, Xi'an City, Shaanxi Province

Patentee before: UNIT 32181 OF PLA

Patentee before: WUXI SHENDA AIR-CONDITIONER EQUIPMENT CO.,LTD.

EE01 Entry into force of recordation of patent licensing contract
EE01 Entry into force of recordation of patent licensing contract

Assignee: WUXI SHENDA AIR-CONDITIONER EQUIPMENT CO.,LTD.

Assignor: UNIT 32181 OF PLA

Contract record no.: X2022990000485

Denomination of utility model: A secondary heat exchanger for flue gas of fuel heater

Granted publication date: 20190430

License type: Common License

Record date: 20220812