CN207438916U - Electromagnetic induction heater - Google Patents
Electromagnetic induction heater Download PDFInfo
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- CN207438916U CN207438916U CN201721483497.2U CN201721483497U CN207438916U CN 207438916 U CN207438916 U CN 207438916U CN 201721483497 U CN201721483497 U CN 201721483497U CN 207438916 U CN207438916 U CN 207438916U
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- tank body
- electromagnetic induction
- induction heater
- diversion pipe
- interior bucket
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Abstract
Electromagnetic induction heater described in the utility model proposes that the structure equipped with labyrinth type heating path is improved in a kind of, by extending heating path to greatest extent, to improve heat transfer efficiency, relatively reduce tank body volume and floor space.A tank body is mainly included, electromagnetic coil is wound in the periphery of tank body, is provided with to turn on the introducing port and export mouth of heated medium on tank body.Tank body has insulating layer and interior bucket；Portion is provided with multiple diversion pipes along tank body axial alignment within the inner barrel, and diversion pipe is arranged radially based on same center, and the through hole of adjacent guide pipe is staggered along tank body axial direction two side ends；Along tank body radially, between the inner wall and diversion pipe of interior bucket, be inserted with several groups of heat conduction grids.
Description
Technical field
The utility model proposes a kind of apparatus structures heated using high-frequency electromagnetic to liquid medium to improve, particularly
Suitable for heating and the oil storage heat accumulation of conduction oil, belong to electrically with fluid HVAC system design field.
Background technology
The industrial heat energy of most domestic still generates heat source using coal-fired, oil-fired steam boiler at present, increasingly severe
Under environmental protection index, per unit area yield energy consumption, policy and laws and regulations requirement, it is the heat-supplying mode that national policy is supported energetically that the coal of heat source, which changes electricity,.
Electric heat supply is not only a kind of safety and clean heat-supplying mode, while can also mitigate atmosphere pollution, operative employee is significantly increased
Make quality, the application of such clean energy resource will become inexorable trend.
Current relatively advanced heat-supplying mode favorably with electromagnetic induction heating conduction oil, passes through more warm circulatory system control temperature
Degree, distributed with hot device, heat supply nearby is heated in groups, to substitute pipe network steam comprehensively, so as to as efficient, environmentally friendly, energy saving, peace
Full heat source.
Such as the Chinese patent of following earlier application, Application No. CN201120037333.3, title is high-frequency electromagnetic hot water
Device, hot-water boiler, major programme are that tank body uses stainless steel material, and heat-resistant insulating layer is enclosed in the outside of tank body, electromagnetic wire
Circle keeps certain gap mounted on the outside of heat-resistant insulating layer, and with heat-resistant insulating layer.Water level sensor is mounted in tank body
And be inserted into heating water, water inlet pipe, outlet pipe penetrate the bottom of shell, and on tank body.At work, electromagnetic coil
High frequency electric sensing make tank body generate vortex and generate heat, so as to flow through tank interior water progress heat temperature raising.Above-mentioned Shen
Please there are the shortcomings that have, the structure of (1) circulating water pipe is unreasonable with additionally arranging circuit, heating heating it is less efficient.(2) if reaching
Preferable heat source temperature, it is inevitable using circulating water pipe length in reducing flow velocity, extending as cost, it is necessary to which larger take up an area volume and area
Tank body, manufacture cost it is also just higher.(3) only with the radiation transferring heat energy from peripheral tank body, transmission efficiency is low, heating time
It is long.It says on the whole, the whole heat energy distribution of said program, transmission are unreasonable.
In view of this, it is special to propose present patent application.
Utility model content
Electromagnetic induction heater described in the utility model, its object is to solving the above-mentioned problems of the prior art and
It is proposed that the structure equipped with labyrinth type heating path is improved in a kind of, by extending heating path to greatest extent, to improve heating
Conduction efficiency relatively reduces tank body volume and floor space.
Simultaneously, it is even more important that the electromagnetic induction heater that the application is proposed not is the pot for belonging to pressure vessel
Stove, thus from structural strength, material selection for it is just more flexible, cost is also relatively lower for manufacture, electrical control and safety
Performance can greatly improve.
To realize above-mentioned purpose of design, the electromagnetic induction heater mainly includes：
One tank body,
Electromagnetic coil is wound in the periphery of tank body,
It is provided with to turn on the introducing port and export mouth of heated medium on tank body.
It is in place of difference with the prior art, tank body has insulating layer and interior bucket；
Portion is provided with multiple diversion pipes along tank body axial alignment within the inner barrel, and it is radial that diversion pipe is based on same center
Arrangement, the through hole of adjacent guide pipe are staggered along tank body axial direction two side ends；
Along tank body radially, between the inner wall and diversion pipe of interior bucket, be inserted with several groups of heat conduction grids.
As above basic engineering structure is described, and insulating layer is heat-resistant insulating layer, and interior bucket selects electric conductive dustproof material, works as electricity
When magnetic coil generates high frequency magnetic field by high frequency electric, interior bucket made of metal is subject to sensing to generate vortex and generate heat rapidly, is situated between
Matter is heated in diversion pipe by adherent exchange, by kelvin effect, and temperature constantly rise is until reach requirement.
The heat conduction grid being plugged between the inner wall of interior bucket and diversion pipe can pass to water conservancy diversion by thermal energy is directly adherent
Medium in pipe, the supplementary means of this contact heat transfer are greatly improved the medium efficiency of heating surface.
Most important improvement is characterized in that the diversion pipe of axial alignment is based on same center and is arranged in shape is penetrated, adjacent guide pipe
Through hole be staggered along tank body axial direction two side ends so that medium is only capable of along identical single direction, followed by all water conservancy diversion
Whole length of pipe, this labyrinth type flow-guiding structure can extend heating path to greatest extent, and medium heating is quick, heating
Uniformly, so that larger save electric power, effectively reduce energy consumption.
More preferred improvement project is the tank body generally cylinder, several diversion pipe concentrics, equidistantly
Arrangement.I.e. whole diversion pipes in concentric circles arrangement mode, medium along tank body axial direction, reciprocally series connection flows through diversion pipe shape back and forth
Into circulating path, can fully be absorbed into the thermal energy that interior bucket passes over.
The inclined at an angle of heat conduction grid can be plugged in water conservancy diversion pipe outer wall so that the medium inside diversion pipe generates turbulent flow
And it is more uniformly heated.
A further improvement is that on the tank body, introducing port, export mouth are alternately set along its axial direction both ends, so that
It obtains medium and requirement is reached by heating step by step, heating in tank interior space is flowed through.
Under conditions of tank body volume and floor space are certain, the designing scheme for realizing most long heating path is export mouth
On the longitudinal center line of tank body, introducing port is located at tank body longitudinal center line distalmost end.I.e. medium is from closest to interior bucket inner wall
Diversion pipe enter tank body, on the radial, progressively flow through each diversion pipe from outside to inside, finally by axial centre flow out tank
Body.This heating path is most long and progressively heat temperature raising, efficiency of heating surface highest.
For discharge it is initial import medium when, remaining air in tank body, on the tank body, export mouth one side is provided with and puts
Air valve interface.
In conclusion the utility model electromagnetic induction heater has the following advantages：
1st, electromagnetic induction heater is not the affiliated management and control pressure vessel of steam boiler, in structural strength, material selection
It is relatively easy to promote, manufacture advantage of lower cost, electrical control and security performance greatly improve.It is more suitable for through the device pair
Cold conditions heat transfer conduction oil is heated, and is controlled temperature by more warm circulatory systems, is realized that distribution is supplied nearby in groups with hot device
Heat heating, to substitute pipe network steam, becomes efficient, environmentally friendly, energy saving, safe heat source.
2nd, using labyrinth type heat conduction pipeline, heating path is extended to greatest extent, heat transfer efficiency is higher, with identical rule
The heat-conducting oil furnace of lattice, which is compared, can reduce tank body volume and floor space.
3rd, internal sealing and circulating mode is taken so that medium heat conduction oil avoids contacting oxygen under high-temperature liquid state and occurring old
Change, especially suitable for conduction oil, it is ensured that conduction oil will not be scrapped and increased with oily cost in advance.
4th, medium (such as conduction oil) is heated evenly in heat conduction pipeline and realizes dynamic circulation turbulent erosion.
The 5th, if coking is less susceptible to, reduces the workload of periodic cleaning again by heat conduction pipeline using stainless steel；
6th, medium (such as conduction oil) is heated and heat preservation, oil storage is integrated, save manufacture cost.
Description of the drawings
The application is described further below in conjunction with attached drawing；
Fig. 1 is the structure diagram of the electromagnetic induction heater；
Fig. 2 is the axial cross-sectional views of the device；
Fig. 3 is the radial section schematic diagram of the device；
As shown in Figure 1 to Figure 3, tank body 1, electromagnetic coil 2, introducing port 11, export mouth 12, insulating layer 13, interior bucket 14, water conservancy diversion
Pipe 15, through hole 16, heat conduction grid 17, vent valve interface 18.
Specific embodiment
Embodiment 1 is described in further detail the utility model with reference to embodiment.
As shown in Figure 1, the electromagnetic induction heater can be used for the heating of conduction oil and heat preservation oil storage, include tank
Body 1 is wound with upper and lower 2 groups of electromagnetic coils 2 in the periphery of tank body 1.
As shown in Figures 2 and 3, the tank body 1 generally cylinder, by 14 groups of enclosed insulating layer 13 and interior bucket
Into.
Multiple diversion pipes 15 along 1 axial alignment of tank body are internally provided in interior bucket 14,15 concentric of diversion pipe, equidistantly
Arrangement, i.e., the longitudinal center line based on tank body 1 are arranged radially.The through hole 16 of adjacent guide pipe 15 is along the axial both sides of tank body 1
End is alternately set；Arrow instruction in figure, conduction oil flow through the path and direction of diversion pipe 15.
For turning on the introducing port 11 of conduction oil and export mouth 12, along the axial both ends of tank body 1, alternately set, wherein leading
Outlet 12 is located on the longitudinal center line of tank body 1, and introducing port 11 is located at the distalmost end away from 1 longitudinal center line of tank body.That is conduction oil
From outermost, i.e. closest to diversion pipe 15 is entered at 14 inner wall of interior bucket, be radially recycled to longitudinal center line step by step, finally from
Export mouth 12 discharges tank body 1.During the flowing through of each diversion pipe 15, conduction oil along tank body 1 it is axial complete it is once unidirectional
Flowing.But the axial flow direction in adjacent 2 diversion pipes 15 is exactly the opposite, and so on.
Along tank body 1 radially, between 14 inner wall of interior bucket and multiple diversion pipes 15, be inserted with 2 groups of heat conduction grids 17 up and down, lead
It is in a slanted angle between heat grate 17 and diversion pipe 15.
In 12 one side of export mouth, 2 groups of vent valve interfaces 18 are provided with.
A kind of new electromagnetic-induction heating method is also realized using such as above-mentioned electromagnetic induction heater, the utility model：
Heat is transferred to 1 inner space of tank body by the way that electromagnetic coil 2 is adherent, after conduction oil is imported into interior bucket 14, vertically
Followed by the circulation route formed by the multiple diversion pipes 15 of tandem array, finally by being arranged on 1 longitudinal center line of tank body
Export mouth 12 flow out.Conduction oil enters diversion pipe 15 from outermost, i.e. closest to the introducing port 11 at 14 inner wall of interior bucket, progressively
Ground is radially recycled to longitudinal center line, finally discharges tank body 1 from export mouth 12.During the flowing through of each diversion pipe 15,
Conduction oil completes an one-way flow along tank body 1 is axial.But the just phase of the axial flow direction in adjacent 2 diversion pipes 15
Instead, and so on.
By heat conduction grid 17, the heat imported from 14 inner wall of interior bucket is transferred to the medium inside diversion pipe 15.Heat conduction grid
17 obliquely, the adherent medium into diversion pipe 15 transfers heat, and medium is promoted to form local turbulence.
After medium is imported tank body 1, deflated by being arranged on high-order vent valve；After medium fills, vent valve is closed；It is situated between
Matter in integrally heating pipeline after circulation is formed, then is connected electromagnetic coil 2 and heated.
Specific operating process is as follows：
1st, cold conditions conduction oil is pumped into from introducing port 11, is deflated by hand by being located at high-order vent valve, treat that conduction oil fills
After tank body 1, vent valve is closed；
2nd, after (can be all closed by nitrogen charging) forms circulation to conduction oil in total system pipeline, 2 groups are connected
Electromagnetic coil 2 carries out heating with full power conduction oil；
3rd, the labyrinth type heating path that conduction oil is formed in heat conducting pipe 15 by through hole 16 up and down staggeredly, adherent friendship
It changes, kelvin effect heat；
4th, heat conduction grid 17 forms local turbulence by adherent transmission high temperature to conduction oil and heats up and thermally equivalent；
When the 5th, reaching more consistent setting operating temperature into and out of oily temperature measuring point, one of electromagnetic coil 2 can be closed；
When the 6th, reaching dynamic thermostatic stable state, whole electromagnetic coils 2 are closed；
7th, keep operating temperature and sealing and circulating state, it is necessary to when can restart electromagnetic coil 2, carry out intermittent heating or
It carries out mending temperature using the low power consumption stage；
When the 8th, without heat, Xun Huan pump group is closed.
As described above, given plan content in conjunction with the accompanying drawings and embodiments, can derive similar technical solution.But
Every content without departing from technical solutions of the utility model makees above example according to the technical essence of the utility model
Any simple modification, equivalent change and modification, in the range of still falling within technical solutions of the utility model.
Claims (6)
1. a kind of electromagnetic induction heater includes tank body (1), electromagnetic coil (2) is wound in the periphery of tank body (1),
It is provided with to turn on the introducing port (11) of heated medium and export mouth (12) on tank body (1),
It is characterized in that：Tank body (1) has insulating layer (13) and interior bucket (14)；
Multiple diversion pipes (15) along the axial concentric arrays of tank body (1), diversion pipe (15) base are internally provided in interior bucket (14)
It is arranged radially in same center, the through hole (16) of adjacent guide pipe (15) is staggered along the axial two side ends of tank body (1)；
Along tank body (1) radially, between interior bucket (14) inner wall and diversion pipe (15), be inserted with several groups of heat conduction grids (17).
2. electromagnetic induction heater according to claim 1, it is characterised in that：Tank body (1) the generally cylinder
Body, equidistantly several diversion pipe (15) concentrics, arrangement.
3. electromagnetic induction heater according to claim 1 or 2, it is characterised in that：Heat conduction grid (17) and diversion pipe
(15) inclined angle between.
4. electromagnetic induction heater according to claim 1 or 2, it is characterised in that：On the tank body (1), along it
Axial both ends alternately set introducing port (11), export mouth (12).
5. electromagnetic induction heater according to claim 4, it is characterised in that：Export mouth (12) is located at tank body (1)
On longitudinal center line, introducing port (11) is located at tank body (1) longitudinal center line distalmost end.
6. electromagnetic induction heater according to claim 1 or 2, it is characterised in that：On the tank body (1), export
Mouth (12) one side is provided with vent valve interface (18).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721483497.2U CN207438916U (en) | 2017-11-09 | 2017-11-09 | Electromagnetic induction heater |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721483497.2U CN207438916U (en) | 2017-11-09 | 2017-11-09 | Electromagnetic induction heater |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207438916U true CN207438916U (en) | 2018-06-01 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721483497.2U Active CN207438916U (en) | 2017-11-09 | 2017-11-09 | Electromagnetic induction heater |
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| Country | Link |
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| CN (1) | CN207438916U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108006966A (en) * | 2017-11-09 | 2018-05-08 | 青岛万龙智控科技有限公司 | Electromagnetic induction heater and its method |
-
2017
- 2017-11-09 CN CN201721483497.2U patent/CN207438916U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108006966A (en) * | 2017-11-09 | 2018-05-08 | 青岛万龙智控科技有限公司 | Electromagnetic induction heater and its method |
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