CN205279439U - Conduction oil electromagnetic heating device is used in ethylenediamine heating - Google Patents
Conduction oil electromagnetic heating device is used in ethylenediamine heating Download PDFInfo
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- CN205279439U CN205279439U CN201521119479.7U CN201521119479U CN205279439U CN 205279439 U CN205279439 U CN 205279439U CN 201521119479 U CN201521119479 U CN 201521119479U CN 205279439 U CN205279439 U CN 205279439U
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- Prior art keywords
- ethylenediamine
- conduction oil
- housing
- heat
- oil
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Abstract
The utility model discloses a conduction oil electromagnetic heating device is used in ethylenediamine heating, including electromagnetic heating device and heat conduction oil circulation device, electromagnetic heating device includes the metallic casing, casing peripheral hardware insulating layer is equipped with heat exchange array pipe in the casing, heat exchange array pipe's entry, export are linked together with ethylenediamine entry, ethylenediamine export respectively, the heat exchange array pipe clearance forms the heat transfer chamber, and conduction oil entry, conduction oil export are linked together with the heat transfer chamber respectively, the winding of the casing outside has electromagnetic induction coil, and electromagnetic induction coil's both ends are connected on the controller, the heat conduction oil circulation device includes storage tank, circulating pump and elevated tank, the storage tank forms circulation circuit with the heat transfer chamber, elevated tank top intercommunication atmosphere, bottom intercommunication heat transfer chamber. The utility model discloses can be fast with the ethylenediamine gas heating to more than 250 DEG C, heat exchange efficiency is high, the conduction oil circulates in the loop, the heat loss is little, has solved the dual problem of environmental pollution and potential safety hazard simultaneously, energy -concerving and environment -protective, the practicality is strong.
Description
Technical field
This utility model relates to a kind of heater, is specifically related to a kind of ethylenediamine heating heat transfer oil electromagnetic heating device.
Background technology
Triethylene diamine (TEDA), chemical name is Isosorbide-5-Nitrae-diazabicylo [2.2.2] octane, and molecular formula is N(CH2CH2)3N, molecular weight 112.18. Triethylene diamine is symmetrical caged molecule, is the crystal of a kind of colourless, easy moisture absorption, distils, should be stored in airtight and drying receptacle under room temperature. TEDA is widely used in polyurethane foam, elastomer and plastic and moulding process, additionally, also act as ethylene rolymerization catalyst and oxirane polymerized hydrocarbon catalyst, its derivant can be used as corrosion inhibitor, emulsifying agent etc., and application surface is very extensive.
Different according to the raw material used, current synthesizing triethylene diamine (TEDA) mainly has following several method: (1) is synthesized by piperazine and derivant thereof, (2) synthesized by diethanolamine, (3) synthesized by ethylenediamine, (4) jointly synthesized by ethylenediamine and ethanolamine, (5) being synthesized by ethanolamine, (6) are by ethylene oxide synthesis. Wherein, using ethylenediamine as Material synthesis triethylene diamine, being under suitable catalyst action, ethylenediamine passes through gas phase deamination jeterocyclic chemistry one-step synthesis triethylene diamine. In this route, it is necessary to by ethylenediamine vaporization and gaseous state ethylenediamine to be warmed up to the high temperature of more than 250 DEG C, just can carry out ring-closure reaction.
What commonly use in factory is use chemical industry heat exchanger to ethylenediamine temperature-rising method, absorbs heat from heat source by heat exchange, reaches the purpose to ethylenediamine intensification, and the most frequently used thermal source is low-pressure steam. But, the intensification of ethylenediamine be can only achieve about 100 DEG C by low-pressure steam, and higher temperature needs high steam or the higher medium of boiling point to carry out heat exchange. General medium-sized and small enterprises are for economy, security consideration, the method that will not take high steam, and heat ethylenediamine using high temperature heat conductive oil as thermal source.
At present, resistance heating and coal-fired heating two kinds are mainly included for the method for heat-conducting oil heating. Resistance heating refers to and carries out high-temperature heating by the resistive heating elements such as heating wire, electrothermal tube height boiled medium, then is delivered to heating equipment. The programming rate of resistance-type mode of heating is very slow, and preheating time is long, and particularly carbon, coking are easily tied in electrothermal tube surface, and very easily oxidation damage, service life is short, maintenance difficult. Electrothermal tube once breakdown, can make high temperature heat conductive oil reveal, and gently then causes burning, heavy then blast, and consequence is hardly imaginable. Coal-fired heating refers to that heating height by coal combustion heat release boils medium, and coal-fired heating coal makes that consumption is big, programming rate slow, and can produce substantial amounts of coal smoke, serious environment pollution; Particularly, naked light is used can to bring very huge potential safety hazard in Chemical Manufacture place, it is necessary to strictly to disable.
Utility model content
For solving the problems referred to above that prior art exists, the purpose of this utility model is in that to provide a kind of ethylenediamine heating heat transfer oil electromagnetic heating device, this device adopts electromagnetic variable-frequency heating conduction oil and then heats ethylenediamine gas to more than 250 DEG C, firing rate is fast, not producing pollutant, energy consumption is low.
For solving above-mentioned technical problem, this utility model be the technical scheme is that
Heat transfer oil electromagnetic heating device is used in a kind of ethylenediamine heating, including electromagnetic heater and conducting oil circulation apparatus;
Described electromagnetic heater includes metal housing and the ethylenediamine entrance being arranged on housing, ethylenediamine outlet, the outlet of conduction oil entrance, conduction oil; Described hull outside is provided with insulating barrier, and enclosure interior is provided with some heat exchanging pipes, and the entrance of heat exchanging pipe is connected with ethylenediamine entrance, and the outlet of heat exchanging pipe is connected with ethylenediamine outlet; Gap between housing and heat exchanging pipe forms heat exchanging chamber, and the outlet of conduction oil entrance, conduction oil is connected with heat exchanging chamber respectively; Outer felt at housing is wound with electromagnetic induction coil, and the two ends of electromagnetic induction coil are connected on the controller realizing frequency conversion;
Described conducting oil circulation apparatus includes storage tank, circulating pump and head tank; Storage tank one end is connected with conduction oil outlet, and the other end is communicated to conduction oil entrance by circulating pump; The bottom of head tank is connected by pipeline with the top of heat exchanging chamber, the top exit of head tank and atmosphere; Head tank is additionally provided with liquidometer.
Further improvement of the utility model is in that: described housing is horizontal cylinder, and the outlet of ethylenediamine entrance, ethylenediamine is separately positioned on the two ends, left and right of housing, and conduction oil entrance is arranged at the bottom right side of housing, and conduction oil outlet is arranged at the left side top of housing.
Further improvement of the utility model is in that: described electromagnetic induction coil is the outer strand copper wire being surrounded by insulating barrier, and electromagnetic induction coil is spirally wound on housing equably.
Further improvement of the utility model is in that: described electromagnetic induction coil is the outer strand copper wire being surrounded by glass layer.
Further improvement of the utility model is in that: described heat exchanging pipe is uniformly arranged around the axis of housing.
Further improvement of the utility model is in that: described storage tank is Sealing Arrangement, and storage tank outer wall is provided with heat-insulation layer.
Further improvement of the utility model is in that: described head tank top is further opened with oil filler.
Owing to have employed technique scheme, the technological progress that this utility model obtains is:
This utility model provides a kind of ethylenediamine heating heat transfer oil electromagnetic heating device, this device uses the principle of high-frequency electromagnetic induction coil heating, conduction oil is quickly heated up to high temperature, again through conduction oil, low temperature ethylenediamine gas is heated to more than 250 DEG C, meet the needs of Chemical Manufacture, firing rate is fast, heat exchange efficiency is high, very energy-conservation; Conduction oil is circulated in a loop, and heat loss is little, and heat conversion is up to more than 95%, and energy-saving and cost-reducing achievement is notable. Heating process of the present utility model does not use fire coal, power consumption few, does not produce pollutant, occurs without naked light, it is achieved that oil is electrically separated, solves environmental pollution and potential safety hazard two fold problem simultaneously, and energy-conserving and environment-protective are practical, are particularly suitable for industrialization promotion.
This utility model is provided above head tank at housing, is loaded with conduction oil in head tank, and its top is provided with the outlet with atmosphere; In heat-conducting oil heating process, some lower boiling hydro carbons can be vaporized gradually, and gas is by row outside head tank, and the conduction oil in head tank replenishes in heat exchanging chamber in time simultaneously, what make conduction oil liquid level in electromagnetism heat-exchanger rig remains constant, thus ensure that heat transfer effect. Head tank is additionally provided with liquidometer, facilitates staff to monitor conduction oil reserves, supplement in time.
Storage tank outside and conduction oil circulating line are equipped with heat-insulation layer, the heat exchange heat transfer efficiency of conduction oil can be improved on the one hand, reduce heat loss, on the other hand it can be avoided that staff is scalded by high temperature heat conductive oil by mistake, it is ensured that personal security.
Ethylenediamine entrance, ethylenediamine outlet, the position of conduction oil entrance, conduction oil outlet and the distribution of heat exchanging pipe on housing have all been carried out concrete restriction by this utility model, ensure that heat exchange effect good between conduction oil and ethylenediamine gas, shorten heat time heating time, reduce heating energy consumption.
This utility model limits electromagnetic induction coil further and is surrounded by the strand copper wire of fiberglass insulation as outside, disclosure satisfy that the instructions for use of high frequency electric, high frequency voltage, fiberglass insulation thermostability and insulating properties are all fine, extend the service life of electromagnetic heater.
Accompanying drawing explanation
Fig. 1 is overall structure schematic diagram of the present utility model;
Fig. 2 is the housing schematic side view in this utility model A-A direction;
Wherein, 1, housing, 2, ethylenediamine entrance, 3, ethylenediamine outlet, 4, conduction oil entrance, 5, conduction oil outlet, 6, heat exchanging pipe, 7, heat exchanging chamber, 8, electromagnetic induction coil, 9, controller, 10, storage tank, 11, circulating pump, 12, head tank, 13, liquidometer.
Detailed description of the invention
Describe this utility model below with reference to the accompanying drawings in detail.
Heat transfer oil electromagnetic heating device is used in a kind of ethylenediamine heating, including electromagnetic heater and conducting oil circulation apparatus.
As it is shown in figure 1, electromagnetic heater includes housing 1, housing 1 is horizontal cylinder, is made of metal; The outer wall of housing 1 is enclosed with insulating barrier. As in figure 2 it is shown, be provided with some heat exchanging pipes 6 in housing 1, the length direction of heat exchanging pipe 6 is the length direction of housing 1, and heat exchanging pipe 6 is uniformly arranged around the axle center of housing 1; Gap between heat exchanging pipe 6 and housing 1 forms heat exchanging chamber 7.
Ethylenediamine entrance 2, ethylenediamine outlet 3 it is respectively arranged with at the two ends, left and right of housing 1; Wherein, the entrance of all heat exchanging pipes 6 is all connected with ethylenediamine entrance 2, and the outlet of all heat exchanging pipes 6 exports 3 with ethylenediamine and is connected. The bottom right side of housing 1 offers conduction oil entrance 4, and the left side top of housing 1 offers conduction oil outlet 5; Conduction oil entrance 4, conduction oil outlet 5 is connected with heat exchanging chamber 7 respectively. Conduction oil flows in heat exchanging chamber, and the low temperature ethylenediamine gas of flowing in heat exchanging pipe is heated, and the high temperature ethylenediamine gas after heating is exported 3 by ethylenediamine and sends, and the conduction oil after heat exchange is sent back to storage tank 10 by conduction oil outlet 5, proceeded circulation.
Outer helical at housing 1 is wound with electromagnetic induction coil 8, and described electromagnetic induction coil 8 is the outside strand copper wire being surrounded by insulating barrier. The two ends of electromagnetic induction coil 8 connect on controller 9; Controller 9 is made up of power supply processing circuit, frequency conversion oscillating circuit, high-frequency amplifier circuit, drive circuit and Based Intelligent Control, protection circuit, waveform shaping circuit, it is possible to realizing frequency conversion function, the variable frequency range of controller 9 is 50Hz ~ 50KHz. Electromagnetic induction coil leads to high frequency, high-voltage pulse current, and housing produces eddy current under high-frequency electromagnetic field action; Because the effect of eddy current makes case temperature raise, the conduction oil being arranged in housing heat exchanging chamber is heated, and low temperature ethylenediamine gas is heated by high temperature heat conductive oil by heat exchanging pipe.
As it is shown in figure 1, conducting oil circulation apparatus includes storage tank 10, circulating pump 11 and head tank 12. Storage tank 10 is an airtight oil-stocking equipment, storage tank 10 is oppositely arranged two outlets, left side outlet exports 5 by pipeline with conduction oil and is connected, and right-side outlet is connected with conduction oil entrance 4 by pipeline, and the pipeline between storage tank 10 and conduction oil entrance 4 is provided with circulating pump 11. Form closed circuit between storage tank 10 and heat exchanging chamber 7, realized the circulation of conduction oil by the driving of circulating pump 11. Head tank 12 internal memory contains conduction oil, and its underpart is connected by pipeline with the top of heat exchanging chamber 7, its top exit and atmosphere. Owing to conduction oil is contained within a small amount of low boiling point hydrocarbon, these low boiling point hydrocarbons are vaporized gradually in heating process, gas enters head tank by being positioned at the outlet at heat exchanging chamber top, then drains into air, simultaneously, the conduction oil stored in head tank replenishes in heat exchanging chamber under gravity, maintains stablizing of conduction oil volume in closed circuit. In head tank the heat conduction oil mass of storage less than head tank total capacity 2/3, to ensure that hydrocarbon gas can be discharged smoothly, also must not lower than the 1/4 of head tank total capacity, to ensure supplementing in time of conduction oil in heat exchanging chamber. Being additionally provided with liquidometer 13 and oil filler on head tank 12, operating personnel observes the oil reserve in head tank 12 by liquidometer 13, when oil reserve is lower than minimum, supplements conduction oil by oil filler in time.
Owing to high-temperature heat-conductive oil temperature is significantly high, in order to improve the heat exchange heat transfer efficiency of conduction oil, avoid thermal loss, avoid staff to scald simultaneously, storage tank 10 outside and conduction oil circulating line are respectively provided with heat-insulation layer.
Work process of the present utility model is:
Conduction oil is stored in storage tank, is admitted in heat exchanging chamber under the effect of circulating pump, and meanwhile, low temperature ethylenediamine gas is admitted in heat exchanging pipe. The alternating voltage of 50Hz is converted to the high frequency voltage that frequency is 5 ~ 50KHz by controller, and electromagnetic induction coil leads to high frequency, high-voltage pulse current, and housing produces eddy current under high-frequency electromagnetic field action so that case temperature raises; Therefore conduction oil in heat exchanging chamber is heated to high temperature, low temperature ethylenediamine gas is heated by high temperature heat conductive oil by the tube wall of heat exchanging pipe, be then sent back in storage tank through conduction oil outlet and be circulated, and high temperature ethylenediamine gas is discharged by ethylenediamine outlet, entered synthesizing section.
The foregoing is only preferred embodiment of the present utility model, all equalizations done according to this utility model claim change and modify, and all should belong to covering scope of the present utility model.
Claims (7)
1. heat transfer oil electromagnetic heating device is used in an ethylenediamine heating, it is characterised in that: include electromagnetic heater and conducting oil circulation apparatus;
Described electromagnetic heater includes metal housing (1), and housing (1) arranges ethylenediamine entrance (2), ethylenediamine outlet (3), conduction oil entrance (4), conduction oil outlet (5); Housing (1) is provided externally with insulating barrier, and housing (1) is internally provided with some heat exchanging pipes (6), and the entrance of heat exchanging pipe (6) is connected with ethylenediamine entrance (2), and the outlet of heat exchanging pipe (6) exports (3) with ethylenediamine and is connected; The gap of housing (1) and heat exchanging pipe (6) forms heat exchanging chamber (7), and conduction oil entrance (4), conduction oil outlet (5) are connected with heat exchanging chamber (7) respectively; Outer felt at housing (1) is wound with electromagnetic induction coil (8), and the two ends of electromagnetic induction coil (8) are connected on the controller (9) realizing frequency conversion;
Described conducting oil circulation apparatus includes storage tank (10), circulating pump (11) and head tank (12); Storage tank (10) one end exports (5) with conduction oil and is connected, and the other end is communicated to conduction oil entrance (4) by circulating pump (11); The bottom of head tank (12) is connected by pipeline with the top of heat exchanging chamber (7), the top exit of head tank (12) and atmosphere; Head tank (12) is additionally provided with liquidometer (13).
2. a kind of ethylenediamine heating heat transfer oil electromagnetic heating device according to claim 1, it is characterized in that: described housing (1) is horizontal cylinder, ethylenediamine entrance (2), ethylenediamine outlet (3) are separately positioned on the two ends, left and right of housing (1), conduction oil entrance (4) is arranged at the bottom right side of housing (1), and conduction oil outlet (5) is arranged at the left side top of housing (1).
3. a kind of ethylenediamine heating heat transfer oil electromagnetic heating device according to claim 2, it is characterized in that: described electromagnetic induction coil (8) is the strand copper wire being surrounded by outward insulating barrier, and electromagnetic induction coil (8) is spirally wound on housing (1) equably.
4. a kind of ethylenediamine heating heat transfer oil electromagnetic heating device according to claim 3, it is characterised in that: described electromagnetic induction coil (8) is the strand copper wire being surrounded by outward glass layer.
5. a kind of ethylenediamine heating heat transfer oil electromagnetic heating device according to claim 4, it is characterised in that: described heat exchanging pipe (6) is uniformly arranged around the axle center of housing (1).
6. a kind of ethylenediamine heating heat transfer oil electromagnetic heating device according to any one of claim 1 ~ 5, it is characterised in that: described storage tank (10) is Sealing Arrangement, and storage tank (10) outer wall is provided with heat-insulation layer.
7. a kind of ethylenediamine heating heat transfer oil electromagnetic heating device according to claim 6, it is characterised in that: described head tank (12) top is further opened with oil filler.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521119479.7U CN205279439U (en) | 2015-12-30 | 2015-12-30 | Conduction oil electromagnetic heating device is used in ethylenediamine heating |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521119479.7U CN205279439U (en) | 2015-12-30 | 2015-12-30 | Conduction oil electromagnetic heating device is used in ethylenediamine heating |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205279439U true CN205279439U (en) | 2016-06-01 |
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ID=56064016
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201521119479.7U Expired - Fee Related CN205279439U (en) | 2015-12-30 | 2015-12-30 | Conduction oil electromagnetic heating device is used in ethylenediamine heating |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205279439U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108224776A (en) * | 2018-03-06 | 2018-06-29 | 哈尔滨千安庆防爆电热电气有限公司 | A kind of electric heater for heat conduction oil |
| CN108716766A (en) * | 2018-06-01 | 2018-10-30 | 青岛中科鹏润节能技术有限公司 | A kind of oil product electromagnetic heater |
-
2015
- 2015-12-30 CN CN201521119479.7U patent/CN205279439U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108224776A (en) * | 2018-03-06 | 2018-06-29 | 哈尔滨千安庆防爆电热电气有限公司 | A kind of electric heater for heat conduction oil |
| CN108224776B (en) * | 2018-03-06 | 2024-03-19 | 哈尔滨千安庆防爆电热电气有限公司 | Conduction oil electric heater |
| CN108716766A (en) * | 2018-06-01 | 2018-10-30 | 青岛中科鹏润节能技术有限公司 | A kind of oil product electromagnetic heater |
| CN108716766B (en) * | 2018-06-01 | 2020-12-08 | 青岛中科鹏润节能技术有限公司 | Oil electromagnetic heating device |
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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: 20160601 Termination date: 20191230 |
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| CF01 | Termination of patent right due to non-payment of annual fee |