CN2800045Y - Gas or electric heating furnace for oil well pipe - Google Patents
Gas or electric heating furnace for oil well pipe Download PDFInfo
- Publication number
- CN2800045Y CN2800045Y CN 200520082268 CN200520082268U CN2800045Y CN 2800045 Y CN2800045 Y CN 2800045Y CN 200520082268 CN200520082268 CN 200520082268 CN 200520082268 U CN200520082268 U CN 200520082268U CN 2800045 Y CN2800045 Y CN 2800045Y
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- China
- Prior art keywords
- heater
- oil
- electric
- furnace body
- electric heating
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- 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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- 238000005485 electric heating Methods 0.000 title claims abstract description 28
- 239000003129 oil well Substances 0.000 title abstract description 11
- 238000010438 heat treatment Methods 0.000 claims abstract description 19
- 239000000567 combustion gas Substances 0.000 claims abstract description 14
- 239000007789 gas Substances 0.000 claims abstract description 11
- 230000001012 protector Effects 0.000 claims abstract description 4
- 238000007789 sealing Methods 0.000 claims abstract description 4
- 239000000945 filler Substances 0.000 claims description 5
- 239000000779 smoke Substances 0.000 claims description 5
- 239000000203 mixture Substances 0.000 claims description 3
- 238000010304 firing Methods 0.000 claims description 2
- 238000004519 manufacturing process Methods 0.000 abstract description 3
- 230000000694 effects Effects 0.000 abstract description 2
- 230000009977 dual effect Effects 0.000 abstract 1
- 239000003921 oil Substances 0.000 description 27
- 239000010779 crude oil Substances 0.000 description 9
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- 238000002485 combustion reaction Methods 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 2
- 210000000481 breast Anatomy 0.000 description 2
- 239000003208 petroleum Substances 0.000 description 2
- 238000005086 pumping Methods 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 238000004939 coking Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 239000003344 environmental pollutant Substances 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 239000002737 fuel gas Substances 0.000 description 1
- 230000008676 import Effects 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 231100000719 pollutant Toxicity 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 238000010792 warming Methods 0.000 description 1
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- Control Of Combustion (AREA)
Abstract
The utility model relates to a heating device for oil pipelines of oil wells, particularly a gas or electric dual purpose heating furnace for pipelines of oil wells. The utility model has the technical scheme that the utility model comprises a furnace body, a combustion gas heating furnace an electric heating pipe and a control circuit which are arranged in the furnace body, and a control valve and an oil pipeline joint which are arranged on the outer part of the furnace body. The technological improvement comprises that a coil pipe which can transport oil continuously is arranged in the furnace body, outer part of the electric heating pipe is sheathed with a sealing heat conducting barrel body to form an electric heater, and the control circuit comprises a temperature sensor, two temperature control meters, a power transformer, a (over current and phase interruption) protector and a contactor. The upper part of the furnace body is also provided with a medium charging holes hole and a pressure meter, and the lower bottom of the furnace body is provided with a blow-down valve. After using the structure, the bearing force of the furnace body is less, the manufacturing cost of the furnace body is reduced, and the service life of the electric heating pipe is extended. The heating effect is ensured, and the whole device has the advantages of safe operation and energy saving.
Description
One, technical field: the utility model relates to the heating apparatus of oil well oil transport pipeline, especially a kind of oil country tubular good gas, electric dual-purpose pot arch.
Two, technical background: a lot of oil wells in oil field are away from transfer station or oil storage tank, its collection oil transport pipeline is longer, and the particularly high content of wax, the oil transportation in winter of high viscosity oil well be difficulty more, in order to make reducing thick oil viscosity, reduce the oil-piping internal pressure, need in the oil well oil transport pipeline, heating apparatus be installed.At present combustion gas heat water jacket furnace or large power, electrically pot arch are extensively adopted in each oil field, and the crude oil in the oil well oil transport pipeline is carried out heating and viscosity reducing.Relevant by retrieval patent documentation can be divided into; One class belongs to the combustion gas pot arch, need have sufficient and stable flammable source of the gas, needs to lay steam line, and construction amount is bigger, and investment is high, causes crude oil cost also just higher.The another kind of electric heating warming device that belongs to, general adapted electric power is bigger, and needs when the capacity of needs increase transformer could satisfy pumping unit and pot arch have increased crude oil cost.A kind of " pneumoelectric hot type oil country tubular good pot arch " arranged (00256923.X), though be the heating equipment that combustion gas combines with electric heating, but crude oil is directly entered in the body of heater of heating, fire tube, electric heating tube are directly heated to crude oil, coking easily, the inequality of heating, the same pressure of oil pipeline will be born in each position in the body of heater chamber, the body of heater manufacture cost is too high, and when the oil pipeline internal pressure surpassed the opening pressure of safety valve value, the safety valve ejection crude oil that can be opened was easily sent out accident.
Three, summary of the invention: the purpose of this utility model is exactly the above-mentioned defective that exists at prior art, and a kind of dual-purpose pot arch of oil country tubular good pneumoelectric by medium (water or the conductive liquid) crude oil of heating is provided.
Its technological scheme is: comprise control valve, the oil-piping joint of body of heater and device combustion gas pot arch, electric heating tube, control circuit and the device in body of heater in the body of heater outside.Combustion gas pot arch wherein comprises firing chamber and smoke pipe composition.Electric heating tube and combustion gas pot arch are fixed on bottom in the body of heater by support.Its technological improvement comprises that one is to be provided with continuous oil transportation coil pipe in body of heater, the two ends of oil transportation coil pipe directly with body of heater being connected outward into and out of oil connection, be filled with heat transfer medium (perhaps directly making water) in the body of heater.The 2nd, electric heater is formed after being with the heat conduction cylindrical shell of sealing in the outside of electric heating tube, and electric heater is fixed on bottom in the body of heater by support.The 3rd, described control circuit comprises that temperature transducer and two temperature control instruments, power transformer, (overcurrent, the phase failure) protector, contactors form, and wherein temperature transducer is contained on the body of heater respectively and the heating cylindrical shell is interior and be connected with temperature controlling instrument by lead.The 4th, in upper of furnace body medium filler port, pressure gauge are installed also, the body of heater lower bottom part is equipped with blowdown valve.
After adopting said structure, because oil country tubular good pneumoelectric pot arch mainly is to utilize the self-produced inflammable gas of oil well casing to do fuel to heat, when can not satisfying, combustion gas utilizes medium in the electric heater automatic heating furnace (or water), medium is passed to the oil transportation coil pipe to heat crude oil is heated, heat evenly, pressure in the petroleum pipeline does not influence the pressure of body of heater inner chamber, and the body of heater bearing capacity is little, has reduced the manufacture cost of body of heater.Adopt two temperature controlling instruments to control medium temperature and the temperature that heats cylindrical shell in the stove respectively, electric heating tube has cylindrical shell protection and the protection of temperature controlling instrument restriction superhigh temperature, has prolonged the life-span of electric heating tube, has both guaranteed heating effect, can make complete equipment safer, energy-conservation again.
Four, description of drawings:
Fig. 1, be longitudinal sectional view of the present utility model;
Fig. 2, be plan view of the present utility model;
Fig. 3, be left view of the present utility model;
Fig. 4, be temperature-control circuit figure of the present utility model.
Five, embodiment:
With reference to accompanying drawing 1 and Fig. 2, Fig. 3, this oil country tubular good gas, electric dual-purpose pot arch mainly comprise body of heater, oil transportation coil pipe, Electric heating appliance, combustion gas heating apparatus, control circuit composition.The straight drum part of body of heater 3 is to roll the two ends, back with steel plate to be welded with end socket.Body of heater one end end socket is welded with the fire orifice 21 that lies in furnace chamber Lower Half U type and smoke pipe 1 outlet, and the U type of fire tube, smoke pipe is held level with both hands and is placed on above the support 14.The oil transportation coil pipe that is welded with on the other end end socket in the furnace chamber imports and exports 22,23, and the central position is welded with the fixed end joint 12 of electric heater.Oil transportation coil pipe 8 is to be welded with many seamless steel pipes and elbow, is supported on the body of heater 3 inner chamber first half carrier plates through support 9.With reference to accompanying drawing 4, electric heating tube group 10 is housed, the fixed tray center hole intrinsic temperature sensor 11 (ST of electric heating tube group 10 in the electric heating cylindrical shell 16
2) electric heating cylindrical shell 16 packs into by end joint 12 and lie in above the supporting plate 17 in the body of heater.There is sealing gasket to fix between the flange of end joint 12 and the fastening flange of electric heating cylindrical shell, temperature transducer 11 (ST with screw
2) be fastened on electric heating tube fixed tray center hole and use lead and temperature controlling instrument BT
2Connect, the tenminal block of electric heating tube 10 is connected with the output terminal of lead and contactor C.Body of heater 3 tops are welded with the screw thread seat of medium filler port 4, safety valve 5, pressure gauge 6, atmospheric valve 7.Body of heater 3 lower bottom parts are welded with pollutant exhaust hole 15, saddle base 25.Fire orifice 21 has combustion gas interface 18, breast door 24 by flange 20 fastening burners 19 (in have fire to chew) on the burner, smoke pipe 1 is connected with chimney by flange and is fastening with screw.
The oil pipeline that oil well is come is connected with filler opening 22, outlet end 23 is connected with petroleum pipeline, open medium filler port 4, fill up fastening screw behind the heat transfer medium according to quantity, the oil well casing mouth is connected with combustion gas interface 18 usefulness pipelines, and big or small with the combustion of valve control fire, electric heater comprises electric heating tube group 10, temperature transducer ST
1With temperature controlling instrument BT
1Connect temperature transducer ST
2With temperature controlling instrument BT
2Connect, power transformer BK is fit to make the electric control box proper functioning under the multiple voltage grade situation.
Complete pot arch transport pipe valve open will be installed earlier during use, start the pumping unit of well running, open gas valve again by breast door 24 pilot fire, nozzles are lighted the air output on back adjustment valve and the burner 21, it is moderate to reach fire combustion intensity, and the heat of fire combustion is promptly heated to the heat transfer medium in the body of heater 3 by the metal fire tube, notes observing the indication numerical value of pressure gauge 6, when pressure gauge 6 indicated values approach the setup pressure value of safety valve 5, open atmospheric valve 7 pressure of draining; Behind 2 ~ 3 pressure of continuous blow-down, atmospheric valve 7.Heat exchange constantly takes place through oil transportation coil pipe 8 and heat medium in crude oil, and the heat of medium can not produce air pressure because of being absorbed; When running into the situation that the oil transport pipeline flow reduces, the medium in the body of heater 3 produces air pressure, and when pressure reached the setting value of safety valve 5, safety valve was opened automatically, closed behind the air pressure of draining, and had guaranteed the safety of body of heater 3.When if the fuel gas buring temperature does not reach demand, temperature transducer ST
1Give temperature controlling instrument BT
1Signal, temperature controlling instrument BT
1Give temperature controlling instrument BT
2, contactor C coil power, the work of contactor C adhesive electric heating tube is heated, and the temperature in the heating cylindrical shell 16 is by sensor ST
2Pass to temperature controlling instrument BT
2Signal is when temperature reaches temperature controlling instrument BT
2Setting value the time, temperature controlling instrument BT
2Give contactor C coil blackout, contactor C disconnects primary power supply, and electric heating tube stops to heat, and the heat of heating cylinder itself continues the medium in the body of heater 3 is heated.Medium temperature reaches temperature controlling instrument BT in body of heater 3
1Setting value the time, temperature controlling instrument BT
1Automatic disconnection temperature controlling instrument BT
2With the power supply of contactor C coil, electric heating tube stops heating.When fracture of wire, short circuit, explosion appear in electric heating tube 10 long-plays, have the quick deenergization of protector energy of overcurrent, phase failure protection function, avoid the generation of accident.
Claims (4)
1, a kind of oil country tubular good gas, electric dual-purpose pot arch, comprise control valve, the oil-piping joint of body of heater and device combustion gas pot arch, electric heating tube, control circuit and the device in body of heater in the body of heater outside, combustion gas pot arch wherein comprises firing chamber and smoke pipe composition, electric heating tube and combustion gas pot arch are fixed on bottom in the body of heater by support, it is characterized in that: in body of heater, be provided with continuous oil transportation coil pipe, the two ends of oil transportation coil pipe directly with body of heater being connected outward into and out of oil connection, be filled with heat transfer medium in the body of heater.
2, oil country tubular good gas according to claim 1, electric dual-purpose pot arch is characterized in that: electric heater is formed after being with the heat conduction cylindrical shell of sealing in the outside of electric heating tube, and electric heater is fixed on bottom in the body of heater by support.
3, oil country tubular good gas according to claim 1 and 2, electric dual-purpose pot arch; it is characterized in that: described control circuit comprises that temperature transducer and two temperature control instruments, power transformer, protector, contactors form, and wherein temperature transducer is contained on the body of heater respectively and the heating cylindrical shell is interior and be connected with temperature controlling instrument by lead.
4, oil country tubular good gas according to claim 1 and 2, electric dual-purpose pot arch, it is characterized in that: in upper of furnace body medium filler port, pressure gauge are installed also, the body of heater lower bottom part is equipped with blowdown valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200520082268 CN2800045Y (en) | 2005-04-07 | 2005-04-07 | Gas or electric heating furnace for oil well pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200520082268 CN2800045Y (en) | 2005-04-07 | 2005-04-07 | Gas or electric heating furnace for oil well pipe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2800045Y true CN2800045Y (en) | 2006-07-26 |
Family
ID=36842541
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200520082268 Expired - Fee Related CN2800045Y (en) | 2005-04-07 | 2005-04-07 | Gas or electric heating furnace for oil well pipe |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2800045Y (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105649592A (en) * | 2016-03-30 | 2016-06-08 | 山东创佳石油机械制造有限公司 | Heavy oil wells gas electric heating device |
| CN107161545A (en) * | 2017-07-04 | 2017-09-15 | 山东普利龙压力容器有限公司 | Many heating systems and well head oil storage tank integrating device |
| CN107919767A (en) * | 2017-12-19 | 2018-04-17 | 苏州泰铎电气有限公司 | A kind of constant temperature magneto for tower shelf type oil pumping machine |
| CN111720994A (en) * | 2020-06-12 | 2020-09-29 | 山东国启新能源科技有限公司 | Graphene heating device and method for oil well |
| CN113482572A (en) * | 2021-08-11 | 2021-10-08 | 威海市鸿扬节能设备有限公司 | Gas-electricity dual-purpose heat pipe heater and method for heating oil field well mouth |
-
2005
- 2005-04-07 CN CN 200520082268 patent/CN2800045Y/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105649592A (en) * | 2016-03-30 | 2016-06-08 | 山东创佳石油机械制造有限公司 | Heavy oil wells gas electric heating device |
| CN107161545A (en) * | 2017-07-04 | 2017-09-15 | 山东普利龙压力容器有限公司 | Many heating systems and well head oil storage tank integrating device |
| CN107919767A (en) * | 2017-12-19 | 2018-04-17 | 苏州泰铎电气有限公司 | A kind of constant temperature magneto for tower shelf type oil pumping machine |
| CN111720994A (en) * | 2020-06-12 | 2020-09-29 | 山东国启新能源科技有限公司 | Graphene heating device and method for oil well |
| CN113482572A (en) * | 2021-08-11 | 2021-10-08 | 威海市鸿扬节能设备有限公司 | Gas-electricity dual-purpose heat pipe heater and method for heating oil field well mouth |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20060726 |