CN204923459U - Fire cylinder indirect furnace heating - Google Patents
Fire cylinder indirect furnace heating Download PDFInfo
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- CN204923459U CN204923459U CN201520724315.0U CN201520724315U CN204923459U CN 204923459 U CN204923459 U CN 204923459U CN 201520724315 U CN201520724315 U CN 201520724315U CN 204923459 U CN204923459 U CN 204923459U
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- Prior art keywords
- heat exchanger
- fire
- heating
- coil heat
- coil
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- 238000010438 heat treatment Methods 0.000 title abstract description 26
- 239000000779 smoke Substances 0.000 claims abstract description 33
- 238000002485 combustion reaction Methods 0.000 claims description 14
- 238000000605 extraction Methods 0.000 claims description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 11
- 238000004519 manufacturing process Methods 0.000 abstract description 9
- 239000007789 gas Substances 0.000 abstract description 8
- 229910000831 Steel Inorganic materials 0.000 abstract description 4
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 abstract description 4
- 239000003921 oil Substances 0.000 abstract description 4
- 239000010959 steel Substances 0.000 abstract description 4
- 238000005516 engineering process Methods 0.000 abstract description 3
- 239000010779 crude oil Substances 0.000 abstract description 2
- 239000003345 natural gas Substances 0.000 abstract description 2
- 235000017166 Bambusa arundinacea Nutrition 0.000 abstract 3
- 235000017491 Bambusa tulda Nutrition 0.000 abstract 3
- 241001330002 Bambuseae Species 0.000 abstract 3
- 235000015334 Phyllostachys viridis Nutrition 0.000 abstract 3
- 239000011425 bamboo Substances 0.000 abstract 3
- 241000208125 Nicotiana Species 0.000 abstract 2
- 235000002637 Nicotiana tabacum Nutrition 0.000 abstract 2
- 239000000463 material Substances 0.000 abstract 1
- 238000003466 welding Methods 0.000 description 6
- 238000010586 diagram Methods 0.000 description 5
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 4
- 239000003546 flue gas Substances 0.000 description 4
- 238000012546 transfer Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 2
- 238000009659 non-destructive testing Methods 0.000 description 2
- RWSOTUBLDIXVET-UHFFFAOYSA-N Dihydrogen sulfide Chemical compound S RWSOTUBLDIXVET-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000009835 boiling Methods 0.000 description 1
- 229910002092 carbon dioxide Inorganic materials 0.000 description 1
- 239000001569 carbon dioxide Substances 0.000 description 1
- 238000009833 condensation Methods 0.000 description 1
- 230000005494 condensation Effects 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 239000002360 explosive Substances 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 229910000037 hydrogen sulfide Inorganic materials 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 229920006395 saturated elastomer Polymers 0.000 description 1
Landscapes
- Instantaneous Water Boilers, Portable Hot-Water Supply Apparatuses, And Control Of Portable Hot-Water Supply Apparatuses (AREA)
Abstract
The utility model relates to a to dielectric heating such as crude oil, the natural gas, water to it specifically is a fire cylinder indirect furnace heating to satisfy the heating furnace of the defeated technology needs of oil gas collection. Including barrel, a fire section of thick bamboo, tobacco pipe, the room of strile -bacing, heat exchanger, preceding head, back head, smoke box, the heat exchanger is spiral coiled pipe heat exchanger, and a fire section of thick bamboo runs through the annular space space at spiral coiled pipe heat exchanger center, makes the spiral coil encircle in the fire section of thick bamboo outside, whole or the partial lower part that is located spiral coiled pipe heat exchanger of tobacco pipe. The utility model has the advantages of small, steel consumption hangs down, low, high, the low in manufacturing cost of material utilization rate of the manufacturing degree of difficulty, both can extensively be suitable for the heating of the various media in the defeated field of oil gas collection, also can be used for other industry and civil area heating, can be applicable to the heating of large, medium and small various power, drum operating pressure both can be ordinary pressure, little negative pressure, can be the malleation also, had extensive suitability.
Description
Technical field
The utility model relates to for dielectric heatings such as crude oil, natural gas, water, to meet the heating furnace of oil-gas gathering and transferring technology needs, and specifically a kind of Fire catridge type indirect heater.
Background technology
Oil gas is inflammable and explosive medium, for ensureing safe heating, adopt indirect heating manner, and Fire catridge type indirect heater is current most widely used heating furnace more.
Had high pressure (as gas pressure can up to tens MPas) by the medium heated, complicated (be often oil gas water multiphase mixture), easy fouling, salinity is high or contain hydrogen sulfide, carbon dioxide, has the features such as significant corrosivity.For meeting the demand for heat of above-mentioned characteristic medium, traditional Fire catridge type indirect heater many employings reciprocating disk pipe heat exchanger, is installed in drum.Reciprocating coil heat exchanger adopts straight length and 180 ° of punched bend butt welding, and limit by body of heater length, coil pipe straight section is shorter, and welding point is many, and welding job amount is large, and tubing utilization rate is not high; Tube bank, than comparatively dense, can not adopt automatic welding process, and be difficult to 100% Non-Destructive Testing realizing weld bond, and manufacture difficulty is large, manufacturing cost is higher.
Utility model content
For the problems referred to above that current Fire catridge type indirect heater exists, the utility model provides a kind of and has that volume is little, steel consumption is low, manufacture difficulty is little, stock utilization is high, the Fire catridge type indirect heater of low cost of manufacture.
The utility model solve the problem adopt technical scheme be:
A kind of Fire catridge type indirect heater, comprise cylindrical shell, fiery cylinder, smoke pipe, return combustion chamber, heat exchanger, front head, rear head, smoke box, heat exchanger is coil heat exchanger, and fiery cylinder runs through the annular space space at coil heat exchanger center, makes spiral coil be surrounded on outside fiery cylinder; The all or part of bottom being positioned at coil heat exchanger of smoke pipe.
Adopt the utility model of technique scheme, compared with prior art, its beneficial effect is:
(1) coil heat exchanger can adopt the automatic flat welding process of pipe pipe, reduces manufacturing process difficulty; Single length of pipe section can reach more than 12m, decreases welding job amount; Tubing utilization rate can reach 100%; Heat exchanger postwelding entirety can carry out 100% Non-Destructive Testing;
(2) helix tube bend employing angle pipe equipment, efficiency is high, steady quality; Fire cylinder is placed in coil heat exchanger center, spiral coil is made to be surrounded on outside fiery cylinder, by smoke pipe as below spiral tube exchanger, not only make heating furnace barrel diameter significantly reduce, also solve the high efficient heat exchanging problem of coil heat exchanger and intermediate heat medium well;
(3) less than traditional Fire catridge type indirect furnace volume, steel consumption is low, manufacture difficulty is low, stock utilization is high, low cost of manufacture, both extensively can be suitable for the heating of the various medium in oil-gas gathering and transportation field, also may be used for other industry and heat with civil area; Can be applicable to the heating of large, medium and small various power, drum operating pressure both can be normal pressure, tiny structure, can be also malleation, have applicability widely;
(4) coil heat exchanger is adopted, the length of fiery cylinder, smoke pipe and spiral coil heat exchanger can be made harmonious well, compare and adopt reciprocating disk pipe heat exchanger, can significantly shorten body of heater length, reduce steel consumption, reduce cost of transportation, reduce equipment occupation of land.
As preferably, the utility model further technical scheme is:
Coil heat exchanger is the spiral coil that single body is formed.
Coil heat exchanger is the spiral coil that many body parallel connections are formed.
Coil heat exchanger is individual layer spiral coil.
Coil heat exchanger is Multi-layer spiral coiled.
Coil heat exchanger is welded in inner barrel.
Coil heat exchanger is welded on the rear head flange of cylindrical shell, forms extraction structure.
By single or many spiral coil parallel connections, adapt to different flow needs; By individual layer or Multi-layer spiral coiled, meet various heat exchange device area requirements, both can heat a kind of medium, also can heat respectively and organize medium more; Spiral coil heat exchanger, is convenient to make withdrawable structure, and meeting high pressure coil heat exchanger needs regularly to extract the requirement checked out.
Accompanying drawing explanation
Fig. 1 is the structural representation of the utility model embodiment 1;
Fig. 2 is the structural representation of the utility model embodiment 2;
Fig. 3 is the structural representation of the utility model embodiment 3;
Fig. 4 is coil heat exchanger is extraction structure schematic diagram;
Fig. 5 is the coil heat exchanger structure schematic diagram that single body is formed;
Fig. 6 is the coil heat exchanger structure schematic diagram that many body parallel connections are formed;
Fig. 7 is the coil heat exchanger structure schematic diagram that individual layer spiral coil is formed;
Fig. 8 is the coil heat exchanger structure schematic diagram that Multi-layer spiral coiled is formed;
In figure: cylindrical shell 1; Fire cylinder 2; One backhaul smoke pipe 3; Two return smoke pipe 4; Return combustion chamber 5; Coil heat exchanger 6; Front head 7; Rear head 8; Front smoke box 9; Rear smoke box 10; Chimney 11; Flange form rear head 12.
Detailed description of the invention
Be described in detail to the utility model below in conjunction with embodiment, object is only better to understand the utility model content, the therefore restriction of the cited case not to the utility model content.
The Fire catridge type indirect heater that the present embodiment provides is horizontal internal combustion furnace structure, and it is inner that fiery cylinder 2, backhaul smoke pipe 3, two return smoke pipe 4, return combustion chamber 5, coil heat exchanger 6 are all positioned at cylindrical shell 1.During duty, fiery cylinder 2, backhaul smoke pipe 3, two return smoke pipe 4, return combustion chamber 5 are immersed in the intermediate heat WATER AS FLOW MEDIUM in cylindrical shell 1.Whole smoke pipe or part smoke pipe are positioned at the bottom of coil heat exchanger 6, and fiery cylinder 2, through the longitudinal space in the middle part of coil heat exchanger 6, is positioned at the middle part (and not necessarily is in centre of coil heat exchanger) of heat exchanger.Fire cylinder 2 is connected with return combustion chamber 5, front head 7, rear head 8; One backhaul smoke pipe 3 is connected with return combustion chamber 5, rear head 8; The two ends of two return smoke pipe 4 are connected on front head 7, rear head 8.
According to demand, the fiery cylinder 2 of the Fire catridge type indirect heater that provides of the present embodiment, smoke pipe and return combustion chamber 5 can adopt following three kinds of structures: (1) central flame flame two return structures; (2) central flame flame three return structures; (3) two return structures.
See Fig. 1, the Fire catridge type indirect heater of central flame flame two return structures, comprises return combustion chamber 4, the coil heat exchanger 6 of fiery cylinder, a backhaul smoke pipe 3, close front head 7 side.This structure body of heater, coil heat exchanger 6 can split out from afterbody, easy access.Flue gas smoke box 10 behind heating furnace rear portion is discharged, and chimney 11 is located at heating furnace rear portion.
See Fig. 2, the Fire catridge type indirect heater of central flame flame three return structures, comprise return combustion chamber 5, the coil heat exchanger 6 of fiery cylinder 2, backhaul smoke pipe 3, two return smoke pipe 4, close front head 7 side, the coil heat exchanger 6 of this structure can split out from afterbody, easy access.Flue gas is discharged from heating furnace front smoke box 9, and chimney 11 is located at heating furnace front portion.
See Fig. 3, the Fire catridge type indirect heater of two return structures, comprise return combustion chamber 5, the coil heat exchanger 6 of fiery cylinder 2, backhaul smoke pipe 3, close rear head 8 side, this structure is suitable for high-power heating furnace, heat exchanger loads from heating furnace front portion, and flue gas is discharged from heating furnace front smoke box 9.
See Fig. 4, as required, the assembly of spiral coil heat exchanger 6 can adopt flange form rear head 12 to be connected with cylindrical shell 1, is convenient to extract maintenance out.
See Fig. 5 to Fig. 8, according to heating needs, coil heat exchanger 6 can adopt single group or many groups, also can adopt single or multiple lift; A kind of medium can be heated, also can heat medium respectively.
Fire catridge type indirect heater operation principle:
The burner of heating furnace is by after gas or liquid fuel combustion, the heat produced passes to the intermediate medium water in cylindrical shell 1 by fiery cylinder 2, return combustion chamber 5 and smoke pipe, intermediate medium water passes through water vapour condensation heat transfer and hot water convection heat transfer' heat-transfer by convection mode after absorbing heat boiling, transfer heat to coil heat exchanger 6, by the dielectric heating in heat exchanger.All or part of smoke pipe is placed in the bottom of spiral coil heat exchanger 6, can, by the intermediate medium water ebuillition of heated bottom cylindrical shell 1, enables boiled water by coil heat exchanger 6 bottom high-efficiency heating.Such structural design, make whole coil heat exchanger 6 all can with the boiled water in cylindrical shell 1 or saturated vapor high efficient heat exchanging.Low-temperature flue gas after heat exchange enters smoke box from smoke pipe, discharges body of heater.
The foregoing is only the better feasible embodiment of the utility model, not thereby interest field of the present utility model is limited to, the equivalent structure change that all utilization the utility model descriptions and accompanying drawing content are done, is all contained within interest field of the present utility model.
Claims (7)
1. a Fire catridge type indirect heater, comprise cylindrical shell, fiery cylinder, smoke pipe, return combustion chamber, heat exchanger, front head, rear head, smoke box, it is characterized in that: heat exchanger is coil heat exchanger, fire cylinder runs through the annular space space at coil heat exchanger center, makes spiral coil be surrounded on outside fiery cylinder; The all or part of bottom being positioned at coil heat exchanger of smoke pipe.
2. Fire catridge type indirect heater as claimed in claim 1, is characterized in that: coil heat exchanger is the spiral coil that single body is formed.
3. Fire catridge type indirect heater as claimed in claim 1, is characterized in that: coil heat exchanger is the spiral coils that many bodys parallel connections are formed.
4. Fire catridge type indirect heater as claimed in claim 1, is characterized in that: coil heat exchanger is individual layer spiral coil.
5. Fire catridge type indirect heater as claimed in claim 1, is characterized in that: coil heat exchanger is Multi-layer spiral coiled.
6. Fire catridge type indirect heater as claimed in claim 1, is characterized in that: coil heat exchanger is welded in inner barrel.
7. Fire catridge type indirect heater as claimed in claim 1, is characterized in that: coil heat exchanger is welded on the rear head flange of cylindrical shell, forms extraction structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520724315.0U CN204923459U (en) | 2015-09-18 | 2015-09-18 | Fire cylinder indirect furnace heating |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520724315.0U CN204923459U (en) | 2015-09-18 | 2015-09-18 | Fire cylinder indirect furnace heating |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204923459U true CN204923459U (en) | 2015-12-30 |
Family
ID=54972580
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520724315.0U Active CN204923459U (en) | 2015-09-18 | 2015-09-18 | Fire cylinder indirect furnace heating |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204923459U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105115158A (en) * | 2015-09-18 | 2015-12-02 | 唐山冀东石油机械有限责任公司 | Fire catridge type indirect heating furnace |
-
2015
- 2015-09-18 CN CN201520724315.0U patent/CN204923459U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105115158A (en) * | 2015-09-18 | 2015-12-02 | 唐山冀东石油机械有限责任公司 | Fire catridge type indirect heating furnace |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20200928 Address after: 100000 Beijing city Dongcheng District No. 16 Andrew Patentee after: PetroChina Company Limited Address before: 063200, 27, Xincheng Avenue, Caofeidian District, Hebei, Tangshan City Patentee before: TANGSHAN JIDONG PETROLEUM MACHINERY Co.,Ltd. |
|
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20201015 Address after: No.10 Guoan Road, comprehensive bonded zone, Caofeidian Industrial Zone, Tangshan City, Hebei Province Patentee after: TANGSHAN JIDONG PETROLEUM MACHINERY Co.,Ltd. Patentee after: PetroChina Company Limited Address before: 100000 Beijing city Dongcheng District No. 16 Andrew Patentee before: PetroChina Company Limited |