CN207006518U - Single-phase electric heater unit and the heating boiler with the single-phase electric heater unit - Google Patents
Single-phase electric heater unit and the heating boiler with the single-phase electric heater unit Download PDFInfo
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- CN207006518U CN207006518U CN201720239592.1U CN201720239592U CN207006518U CN 207006518 U CN207006518 U CN 207006518U CN 201720239592 U CN201720239592 U CN 201720239592U CN 207006518 U CN207006518 U CN 207006518U
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Abstract
A kind of single-phase electric heater unit of the present utility model and the heating boiler with the single-phase electric heater unit.Single-phase electric heater unit includes：Iron core；Conductive coil, it is wrapped in outside the iron core, is at least electrically connected with ten circles, the conductive coil with single phase poaer supply；Ring shaped conductive heat conducting sleeve, it is coated on conductive coil isolation outside the conductive coil, the ring shaped conductive heat conducting sleeve is internally formed the accommodating chamber that can house recirculated water, and with the water inlet and delivery port for connecting the accommodating chamber.Single-phase electric heater unit of the present utility model and heating boiler with the single-phase electric heater unit with cost it is low, easily reach the advantages of higher thermal efficiency.
Description
Technical field
It the utility model is related to boiler technology field, and in particular to a kind of single-phase electric heater unit and add with the single-phase electricity
The heating boiler of thermal.
Background technology
Heating boiler can be generally divided into coal-burning boiler, gas fired-boiler and electrically heated boiler etc. according to the difference of fuel.Its
In, electrically heated boiler is to realize the heating to water by the way that electric energy is converted into heat energy, it is not necessary to by the way of burning
Chemical energy is converted into heat energy, also avoid the need for supply burning needed for air and fuel, will not discharge of noxious gases and lime-ash,
More environment protecting.
Current more widely used electrically heated boiler is generally resistance heating boiler, i.e., by resistance heating, to realize
Heat energy is converted electric energy into heat water, but is limited by resistance heating coefficient, the heating efficiency of resistance is low, causes resistance to add
The thermal efficiency of heat is very low.
Publication No. CN105485893A Patent Application Publication discloses a kind of the anhydrous of intelligent electric magnetic energy water heater
Dirty, radiationless technology, the accompanying drawing 2 of the Patent Application Publication disclose a kind of electromagnetic energy water heater, including heating water tank, are arranged on
The heating coil of certain space distance is kept inside heating water tank and with heating water tank, and is close to and is welded on outside heating water tank
Heating pipe, connecting tube is connected with the water inlet that enters of heating pipe, the delivery port connection of outlet pipe and heating pipe.It is this
The mode of Electromagnetic Heating, it is heating water tank and heating pipe is produced induced electricity by alternating magnetic field caused by heating coil
Stream, so that heating water tank and heating pipe's self-heating, to realize the heating to water, therefore, in order to higher heating
Efficiency, high frequency electric need to be led to heating coil, that is, it is first direct current by industrial frequency AC electric rectification with rectifier cell to usually require, then
Direct current is changed into high frequency electric with oscillating element.The equipment of this electromagnetic high-frequency heating, although the thermal efficiency adds higher than resistance
Heat boiler, but increase extra element causes manufacturing cost high to carry out rectification and frequency conversion etc., and want to reach very high thermal effect
Rate is also highly difficult, and for small-sized heating boiler, be often also required to using pump come realize water circulation also result in cost compared with
It is high.
Utility model content
Therefore, the technical problems to be solved in the utility model is to overcome heater cost of the prior art high, no
The defects of easily reaching the higher thermal efficiency, so as to provide the single-phase electrical heating that a kind of cost is low, easily reaches the higher thermal efficiency
Device and the heating boiler with the single-phase electric heater unit.
A kind of single-phase electric heater unit of the present utility model, including：
Iron core；
Conductive coil, it is wrapped in outside the iron core, is at least electrically connected with ten circles, the conductive coil with single phase poaer supply；
Ring shaped conductive heat conducting sleeve, it is coated on conductive coil isolation outside the conductive coil, the ring shaped conductive
Heat conducting sleeve is internally formed the accommodating chamber that can house recirculated water, and with the water inlet and delivery port for connecting the accommodating chamber.
The conductive coil is at least wound with hundred circles outside the iron core.
Insulating barrier is provided between the conductive coil and the ring shaped conductive heat conducting sleeve.
The insulating barrier is insulation board.
The iron core includes iron yoke and two stems, the conductive coil are wrapped in described at least one of which on stem,
The ring shaped conductive heat conducting sleeve is coated on outside the stem for being wound with the conductive coil, is led described at each stem
Electric coil connection corresponding with the single phase poaer supply respectively.
The conductive coil is wrapped on one of them described stem, and the ring shaped conductive heat conducting sleeve has been coated on winding
State outside the stem of conductive coil.
The conductive coil is wrapped on two stems, and the ring shaped conductive heat conducting sleeve has two, is respectively coated by
Outside two stems, and interconnected between two ring shaped conductive heat conducting sleeves.
Interconnected between two ring shaped conductive heat conducting sleeves by communicating pipe.
The winding number of turn of the conductive coil on each stem is 200~600.
A kind of heating boiler of the present utility model, including：Above-mentioned single-phase electric heater unit.
Technical solutions of the utility model, have the following advantages that：
1. single-phase electric heater unit provided by the utility model, by the way that conductive coil is wrapped in outside iron core, annular is led
Conductance hot jacket is coated on outside conductive coil with conductive coil isolation, alternating magnetic field caused by the conductive coil under power frequency, is passed through
Iron core greatly improves inductance value, and because the conductive coil as primary coil is at least wound with ten circles on the iron core, makees
It is the ring shaped conductive heat conducting sleeve of secondary coil equivalent to a circle is wound with outside iron core, i.e. the number of turn of primary coil is secondary coil
The number of turn at least ten times so that huge induced-current is produced in ring shaped conductive heat conducting sleeve, according to P=I2R, ring shaped conductive are led
Very big heat can be produced in hot jacket, so that the recirculated water in ring shaped conductive heat conducting sleeve is quickly and efficiently heated, simultaneously
Because ring shaped conductive heat conducting sleeve does not almost have heat loss so that the heat loss of whole heater is very low, can easily reach
It need to be that can be achieved under power frequency to the very high thermal efficiency, and only, without high frequency condition, i.e., can be obtained under relatively low cost conditions
Obtain the very high thermal efficiency；And due to the voltage very little in ring shaped conductive heat conducting sleeve, so single-phase electrical heating dress of the present utility model
Put while there is preferable security；Simultaneously as the water-carrying capacity sectional area ratio for the ring shaped conductive heat conducting sleeve being coated on iron core
It is larger, when single-phase electric heater unit of the present utility model is applied to small-sized heating boiler, can come according to principle of expanding with heat and contracting with cold
The Natural Circulation of recirculated water is realized, so as to no longer need to carry out forced circulation to recirculated water by water circulating pump, is reduced
Use to water circulating pump.
2. single-phase electric heater unit provided by the utility model, the conductive coil are at least wound with hundred outside the iron core
Circle.Turn ratio is equal to according to the voltage ratio of primary coil and secondary coil, the turn ratio of primary coil and secondary coil is bigger, just
The voltage ratio of level coil and secondary coil is also just also bigger.The conductive coil in the utility model as primary coil
The number of turn is at least hundred circles, and the number of turn as the ring shaped conductive heat conducting sleeve of secondary coil is a circle, so in the utility model
The number of turn of conductive coil is at least hundred times of the number of turn of ring shaped conductive heat conducting sleeve, when the standard in conductive coil being 220V or 380V
During voltage, voltage in ring shaped conductive heat conducting sleeve will as little as several volts of zero point, security can be not only improved, it is also possible that ring
Electric current in shape conductive and heat-conductive set is up to several kilo-amperes, according to P=I2R, great heat can be produced in ring shaped conductive heat conducting sleeve,
So that the recirculated water in ring shaped conductive thermal conductive water pipe is quickly and efficiently heated, simultaneously because ring shaped conductive thermal conductive water pipe is almost
There is no heat loss so that the heat loss of whole heater is very low, easily can just reach the very high thermal efficiency.
3. single-phase electric heater unit provided by the utility model, the iron core includes iron yoke and two stems, the conduction
Coil is wrapped in described at least one of which on stem, and the ring shaped conductive heat conducting sleeve, which is coated on, is wound with the conductive coil
Outside the stem, the conductive coil connection corresponding with the single phase poaer supply respectively at each stem.Iron core includes two
Individual stem, it can make to form closed magnetic field in iron core, so that magnetic field has enough intensity so that can in conductive and heat-conductive water pipe
To produce sufficiently strong electric current.
4. heating boiler provided by the utility model, by above-mentioned single-phase electric heater unit, it can make in heating to be fed
Recirculated water quickly and efficiently heated, simultaneously because ring shaped conductive heat conducting sleeve does not almost have heat loss so that entirely heat pot
The heat loss of stove is very low, easily can just reach the very high thermal efficiency and only need to can be achieved under power frequency, without high frequency
Condition, i.e., the very high thermal efficiency can be obtained under relatively low cost conditions；And due to the voltage in ring shaped conductive heat conduction water jacket
Very little, so heating boiler of the present utility model has preferable security simultaneously.Meanwhile when heating boiler is small-sized heating pot
During stove, the Natural Circulation of recirculated water can be realized according to principle of expanding with heat and contracting with cold, so as to no longer need to pass through water circulating pump
To carry out forced circulation to recirculated water, reduce the use to water circulating pump.
Brief description of the drawings
, below will be right in order to illustrate more clearly of the utility model embodiment or technical scheme of the prior art
The required accompanying drawing used is briefly described in embodiment or description of the prior art, it should be apparent that, describe below
In accompanying drawing be some embodiments of the present utility model, for those of ordinary skill in the art, do not paying creativeness
On the premise of work, other accompanying drawings can also be obtained according to these accompanying drawings.
Fig. 1 is the schematic diagram of the single-phase electric heater unit provided in the first embodiment of the present utility model；
Fig. 2 is the schematic top plan view of the single-phase electric heater unit shown in Fig. 1；
Fig. 3 is the schematic diagram of the single-phase electric heater unit provided in another embodiment of the present utility model；
Fig. 4 is the schematic top plan view of the single-phase electric heater unit shown in Fig. 3；
Description of reference numerals：
1- iron cores, 11- iron yokes, 12- stems, 2- conductive coils, 3- ring shaped conductive heat conducting sleeves, 31- accommodating chambers, 32- water inlets
Mouthful, 33- delivery ports, 4- insulation boards, 5- communicating pipes.
Embodiment
The technical solution of the utility model is clearly and completely described below in conjunction with accompanying drawing, it is clear that described
Embodiment is the utility model part of the embodiment, rather than whole embodiments.Based on the embodiment in the utility model, sheet
The every other embodiment that field those of ordinary skill is obtained under the premise of creative work is not made, belongs to this practicality
Novel protected scope.
In addition, as long as technical characteristic involved in the utility model different embodiments disclosed below is each other
Conflict can is not formed to be combined with each other.
Embodiment 1
As depicted in figs. 1 and 2, the present embodiment provides a kind of single-phase electric heater unit, including iron core 1, conductive coil 2 and ring
Shape conductive and heat-conductive set 3.Wherein, conductive coil 2 is wrapped in outside the iron core 1, at least with ten circles, the conductive coil 2 and list
Phase power electric connection；Ring shaped conductive heat conducting sleeve 3 is coated on outside the conductive coil 2 with the conductive coil 2 isolation, the ring
Shape conductive and heat-conductive set 3 is internally formed the accommodating chamber 31 that can house recirculated water, and with the water inlet 32 for connecting the accommodating chamber 31
With delivery port 33.
The single-phase electric heater unit that the present embodiment provides, by the way that conductive coil 2 is wrapped in outside iron core 1, by ring shaped conductive
Heat conducting sleeve 3 is coated on outside conductive coil 2 with the isolation of conductive coil 2, alternating magnetic field caused by the conductive coil 2 under power frequency, is led to
Cross iron core 1 and greatly improve inductance value, and because the conductive coil 2 as primary coil is at least wound with ten on the iron core 1
Circle, the ring shaped conductive heat conducting sleeve 3 as secondary coil are equivalent to a circle, the i.e. number of turn of primary coil is wound with outside iron core 1
The number of turn of secondary coil is at least ten times so that huge induced-current is produced in ring shaped conductive heat conducting sleeve 3, according to P=I2R,
Very big heat can be produced in ring shaped conductive heat conducting sleeve 3, so that the recirculated water in ring shaped conductive heat conducting sleeve 3 is by rapidly and efficiently
Ground heats, simultaneously because ring shaped conductive heat conducting sleeve 3 does not almost have heat loss so that the heat loss of whole heater is very low, can
To be easily reached the very high thermal efficiency, and only need to be that can be achieved under power frequency, without high frequency condition, i.e., in relatively low cost
Under the conditions of can obtain the very high thermal efficiency；And due to the voltage very little in ring shaped conductive heat conducting sleeve 3, so the list of the present embodiment
Phase electric heater unit has preferable security simultaneously；Simultaneously as the water for the ring shaped conductive heat conducting sleeve 3 being coated on iron core 1
Flow sectional area is bigger, can be according to heat expansion when the single-phase electric heater unit of the present embodiment is applied to small-sized heating boiler
Shrinkage principle realizes the Natural Circulation of recirculated water, so as to no longer needing to force recirculated water by water circulating pump
Circulation, reduces the use to water circulating pump.
The winding number of turn of the conductive coil 2 outside iron core 1 can be more than ten circles to hundreds of circles, in the present embodiment, institute
State conductive coil 2 and be at least wound with hundred circles outside the iron core 1.The number of turn is equal to according to the voltage ratio of primary coil and secondary coil
Than the turn ratio of primary coil and secondary coil is bigger, and the voltage ratio of primary coil and secondary coil is also just also bigger.This reality
The number of turn for applying the conductive coil 2 in example as primary coil is at least hundred circles, the ring shaped conductive as secondary coil
The number of turn of heat conducting sleeve 3 is a circle, thus in the present embodiment the number of turn of conductive coil 2 be the number of turn of ring shaped conductive heat conducting sleeve 3 extremely
Few hundred times, when in conductive coil 2 being 220V or 380V normal voltage, the voltage in ring shaped conductive heat conducting sleeve 3 will be as little as
Several volts of zero point, can not only improve security, it is also possible that the electric current in ring shaped conductive heat conducting sleeve 3 is up to several kilo-amperes, according to P
=I2R, great heat can be produced in ring shaped conductive heat conducting sleeve 3, so that the recirculated water quilt in ring shaped conductive thermal conductive water pipe
Quickly and efficiently heat, simultaneously because ring shaped conductive thermal conductive water pipe does not almost have heat loss so that the heat waste of whole heater
Mistake is very low, easily can just reach the very high thermal efficiency.
Insulating barrier is provided between the conductive coil 2 and the ring shaped conductive heat conducting sleeve 3.In the present embodiment, it is described exhausted
Edge layer is insulation board 4.
The iron core 1 includes iron yoke 11 and two stems 12, and the conductive coil 2 is wrapped in the heart described at least one of which
On post 12, the ring shaped conductive heat conducting sleeve 3, which is coated on, to be wound with outside the stem 12 of the conductive coil 2, each heart
The connection corresponding with the single phase poaer supply respectively of the conductive coil 2 at post 12.Iron core 1 includes two stems 12, can make iron
Closed magnetic field is formed in core 1, so that magnetic field has enough intensity so that can be produced in conductive and heat-conductive water pipe sufficiently strong
Electric current.
In the present embodiment, the conductive coil 2 is wrapped on two stems 12, the ring shaped conductive heat conducting sleeve 3
With two, it is respectively coated by outside two stems 12, and is interconnected between two ring shaped conductive heat conducting sleeves 3.Make
For disposable embodiment, or, the conductive coil 2 is wrapped in one of them described heart as shown in Figure 3 and Figure 4
On post 12, the ring shaped conductive heat conducting sleeve 3, which is coated on, to be wound with outside the stem 12 of the conductive coil 2.
In the present embodiment, interconnected between two ring shaped conductive heat conducting sleeves 3 by communicating pipe 5.
The winding number of turn of the conductive coil 2 on each stem 12 is preferably 200~600, in the present embodiment,
The winding number of turn of conductive coil 2 on each stem 12 is 280.
The single-phase electric heater unit of the present embodiment can apply in heating boiler heat for heating, can also be applied to it
Make other purposes in the equipment that he needs to heat, be in particularly suitable to be applied in small-sized heating boiler heat for heating.
Embodiment 2
The present embodiment provides a kind of heating boiler, including the single-phase electric heater unit described in embodiment 1.
By above-mentioned single-phase electric heater unit, the recirculated water in heating to be fed can be made quickly and efficiently to be heated, together
When almost there is no heat loss due to ring shaped conductive heat conducting sleeve 3 so that the heat loss of whole heating boiler is very low, can be easily
Just reach the very high thermal efficiency and only need to can be achieved under power frequency, without high frequency condition, i.e., under relatively low cost conditions i.e.
The very high thermal efficiency can be obtained；And due to the voltage very little in ring shaped conductive heat conduction water jacket, so the heating boiler of the present embodiment
There is preferable security simultaneously.
Heating boiler in the present embodiment is preferably small-sized heating boiler, can realize circulation according to principle of expanding with heat and contracting with cold
The Natural Circulation of water, so as to no longer need to carry out forced circulation to recirculated water by water circulating pump, reduce to recirculated water
The use of pump.
Obviously, above-described embodiment is only intended to clearly illustrate example, and is not the restriction to embodiment.It is right
For those of ordinary skill in the art, can also make on the basis of the above description it is other it is various forms of change or
Change.There is no necessity and possibility to exhaust all the enbodiments.And the obvious change thus extended out or
Among the protection domain that variation is created still in the utility model.
Claims (10)
- A kind of 1. single-phase electric heater unit, it is characterised in that including：Iron core (1)；Conductive coil (2), the iron core (1) is wrapped in outside, at least with ten circles, the conductive coil (2) and single phase poaer supply electricity Connection；Ring shaped conductive heat conducting sleeve (3), it is coated on the conductive coil (2) outside with the conductive coil (2) isolation, the annular Conductive and heat-conductive set (3) is internally formed the accommodating chamber (31) that can house recirculated water, and with the water inlet for connecting the accommodating chamber (31) Mouth (32) and delivery port (33).
- 2. single-phase electric heater unit according to claim 1, it is characterised in that the conductive coil (2) is in the iron core (1) hundred circles are at least wound with outside.
- 3. single-phase electric heater unit according to claim 1, it is characterised in that the conductive coil (2) and the annular Insulating barrier is provided between conductive and heat-conductive set (3).
- 4. single-phase electric heater unit according to claim 3, it is characterised in that the insulating barrier is insulation board (4).
- 5. the single-phase electric heater unit according to any one of claim 1-4, it is characterised in that the iron core (1) includes Iron yoke (11) and two stems (12), the conductive coil (2) are wrapped on stem described at least one of which (12), the ring Shape conductive and heat-conductive set (3), which is coated on, is wound with the stem (12) of the conductive coil (2) outside, each stem (12) place The conductive coil (2) respectively it is corresponding with the single phase poaer supply connection.
- 6. single-phase electric heater unit according to claim 5, it is characterised in that conductive coil (2) winding is wherein On one stem (12), the ring shaped conductive heat conducting sleeve (3) is coated on the stem for being wound with the conductive coil (2) (12) outside.
- 7. single-phase electric heater unit according to claim 5, it is characterised in that the conductive coil (2) is wrapped in two On the stem (12), the ring shaped conductive heat conducting sleeve (3) has two, is respectively coated by two stems (12) outside, and Interconnected between two ring shaped conductive heat conducting sleeves (3).
- 8. single-phase electric heater unit according to claim 7, it is characterised in that two ring shaped conductive heat conducting sleeves (3) Between interconnected by communicating pipe (5).
- 9. single-phase electric heater unit according to claim 5, it is characterised in that led described on each stem (12) The winding number of turn of electric coil (2) is 200~600.
- A kind of 10. heating boiler, it is characterised in that including：Single-phase electric heater unit any one of claim 1-9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720239592.1U CN207006518U (en) | 2017-03-13 | 2017-03-13 | Single-phase electric heater unit and the heating boiler with the single-phase electric heater unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720239592.1U CN207006518U (en) | 2017-03-13 | 2017-03-13 | Single-phase electric heater unit and the heating boiler with the single-phase electric heater unit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207006518U true CN207006518U (en) | 2018-02-13 |
Family
ID=61429330
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720239592.1U Active CN207006518U (en) | 2017-03-13 | 2017-03-13 | Single-phase electric heater unit and the heating boiler with the single-phase electric heater unit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207006518U (en) |
-
2017
- 2017-03-13 CN CN201720239592.1U patent/CN207006518U/en active Active
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