CN205657851U - Thermistor heating device - Google Patents
Thermistor heating device Download PDFInfo
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- CN205657851U CN205657851U CN201620223844.7U CN201620223844U CN205657851U CN 205657851 U CN205657851 U CN 205657851U CN 201620223844 U CN201620223844 U CN 201620223844U CN 205657851 U CN205657851 U CN 205657851U
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- heating device
- radiating piece
- thermistor heating
- thermistor
- heat
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Abstract
The utility model discloses a thermistor heating device for among the heating equipment, this thermistor heating device includes: the scattered heat -insulating material of first scattered heat -insulating material, thermistor the heating element, insulating part, circuit board and second according to preface range, fixed connection, wherein, the scattered heat -insulating material of first scattered heat -insulating material and second is a platform column structure, sets up the cavity of a plurality of mutually noninterferes in the platform column structure. In this way, the utility model discloses appearance restriction, the improve equipment that can overcome the firing equipment heat power, have increaseed the heat radiating area of equipment, and the firing equipment windage is little moreover, and the wind -warm syndrome is high, and the noise is low.
Description
Technical field
This utility model relates to firing equipment field, particularly relates to a kind of thermistor heating device.
Background technology
PTC thermistor is positive temperature coefficient thermistor, positive temperature coefficient thermistor
(PTC) when temperature is the highest, resistance value is the biggest, because of the Electrothermal Properties that it is good, is commonly used for system
Make the heating element of various firing equipment.
PTC heater is used in warm-air drier currently on the market, dryer, dehydrator, mattress heating etc.
Generally ripple bar formula heating element, the especially heater block of hair dryer is also heating wire.Ripple bar
Formula PTC heater does circular grade, and some are relatively difficult compared with special graph, i.e. enable and load cylinder etc.
Using in special pipeline, around leak out serious, the efficiency of heating surface is low, and power is unable to reach high power and wants
Ask, and windage and noise are bigger.Hair dryer etc. heating wire work time can rubescent heating, and
And when windless condition, its surface temperature can reach more than 600 DEG C, the combustible of surrounding of igniting,
And then the person is caused potential safety hazard.And heating wire aerobic consumption, oxidizable.
Utility model content
This utility model is mainly solving the technical problems that provide a kind of thermistor heating device, energy
The profile enough overcoming firing equipment limits, raising equipment heats power, increases the radiating surface of equipment
Long-pending, and firing equipment windage is little, and pathogenic wind-warm is high, and noise is low.
For solving above-mentioned technical problem, the technical scheme that this utility model uses is: provide one
Planting thermistor heating device, in heat-producing device, this thermistor heating device includes sequentially
Arrangement, fixing connect the first radiating piece, critesistor heat generating component, insulating part, circuit board and
Second radiating piece；First radiating piece and the second radiating piece are mesa-shaped structure, arrange in mesa-shaped structure
Multiple non-interference cavitys.
Wherein, in generally circular in shape, square, polygon, ellipse, the triangle of cavity cross-section
At least one.
Wherein, cavity wall is interconnected to form the texture structure of football epidermis.
Wherein, cavity is the lumen orifice closed or is nonocclusive hole.
Wherein, the first radiating piece and the platform that the second radiating piece is round platform, polygon or ellipse are tied
Structure.
Wherein, in thermistor heating device is arranged at circular pipe.
Wherein, the first radiating piece, described insulating part, described critesistor heating assembly, described electricity
Fixed form between road plate and described second radiating piece is bonding by bonding silica gel.
Wherein, circuit board is connected to terminal or the wire rod of energising.
Wherein, circuit board connects a protection mechanism, and described protection mechanism is in temperature controller or fuse
One.
Being different from prior art, the heat generating component of thermistor heating device of the present utility model is
PTC thermistor, can avoid the oxidation loss of heat generating component while being heated to high temperature；Heat radiation
Part is the frustum cone structure being provided with multiple non-interference cavity, beneficially ventilation and heat and avoid making an uproar
Sound；Radiating piece and heat generating component are set to arbitrary shape, can mate outside difform firing equipment
Shell；Pass through this utility model, it is possible to overcome the profile of firing equipment to limit, raising equipment heats merit
Rate, increases the area of dissipation of equipment, and firing equipment windage is little, and pathogenic wind-warm is high, and noise is low.
Accompanying drawing explanation
Fig. 1 is the knot of a kind of thermistor heating device the first embodiment that this utility model provides
Structure schematic diagram；
Fig. 2 is the knot of a kind of thermistor heating device the second embodiment that this utility model provides
Structure schematic diagram；
Fig. 3 is that in a kind of thermistor heating device that this utility model provides, radiating piece first is implemented
The structural representation of mode；
Fig. 4 is that in a kind of thermistor heating device that this utility model provides, radiating piece second is implemented
The structural representation of mode；
Fig. 5 is radiating piece the 3rd enforcement in a kind of thermistor heating device that this utility model provides
The structural representation of mode；
Fig. 6 is radiating piece the 4th enforcement in a kind of thermistor heating device that this utility model provides
The structural representation of mode.
Detailed description of the invention
Below in conjunction with detailed description of the invention, the technical solution of the utility model is made the most in more detail
Description.Obviously, described embodiment is only a part of embodiment of the present utility model, and
It is not all, of embodiment.Based on the embodiment in this utility model, those of ordinary skill in the art
The every other embodiment obtained on the premise of not making creative work, all should belong to this
The scope of utility model protection.
PTC refers to semistor, is that a kind of typical case has partly leading of temperature sensitivity
Bulk resistor, when exceeding certain temperature (Curie temperature), its resistance value is along with the rising of temperature
Increasing in step evolution.The characteristic raised with temperature based on its resistance value, has been widely used in system
Make heating element.Ptc heater has the advantage that thermal resistance is little, heat exchange efficiency is high, be a kind of automatic constant-temperature,
The electric heater of power saving.Its one is big, and outstanding feature is in security performance, i.e. meets fan trouble and stops
When turning, ptc heater fully dispels the heat because can not get, and resistance value becomes big so that it is power can be automatically anxious
Acute declining, now the surface temperature of heater maintains about Curie temperature (typically on 250 DEG C
Under), thus surface " rubescent " phenomenon such as electric heating tubing heater will not be produced.Now it is employed
Need in air conditioner, hot air curtain device, dehumidifier, drying machine, dryer, warm-air drier, automobile etc.
In the equipment of hot blast output.
It is that a kind of thermistor heating device first that this utility model provides is real refering to Fig. 1, Fig. 1
Execute the structural representation of mode.This device 100 includes: sequential, fixing connect first dissipate
Warmware 110, critesistor heat generating component 120, insulating part 130, circuit board 140 and the second heat radiation
Part 150.Critesistor heat generating component 120 is arranged at the intermediate layer of device 100, by PTC temperature-sensitive
Resistance is made.PTC thermistor is the critesistor of positive temperature coefficient, rises high resistance with temperature
Rise in step change type.The temperature that can make heating element maintains in certain scope, without occurring burning
Red phenomenon.The shape of critesistor heat generating component 120 is relevant to the shape of device 100, can set
It is set to cubic type, column type or elliptic cylinder.The both sides of critesistor heat generating component 120 are respectively
First radiating piece 110 and circuit board 140 are set, and send out at the first radiating piece 110 and critesistor
Between hot assembly 120 and between circuit board 140 and critesistor heat generating component 120, insulation is set
Plate 130.Insulation board 130 is used for preventing short circuit electric leakage, and insulation film or ceramic substrate can be used to make
For insulation board 130.Circuit board 140 is the core component of heating element operating, energising after current circulation
Make critesistor heat generating component 120 generate heat, by fan (not shown) effect, produce hot blast.
Additionally, circuit board 140 is also connected with the terminal for energising or wire rod (not shown), and connect
The protection mechanism 160 of electro-heat equipment 100, to prevent contingency.Electro-heat equipment 100 belongs to
In high power electrical equipment, frequently can lead to whole circuit network when breaking down and break down, because of
This needs to take protective measure.Protection mechanism 160 can use temperature controller or fuse, and i.e. generate heat dress
Put 100 temperature too high time make electro-heat equipment 100 internal wiring disconnect, anti-locking apparatus 100 damages.
Protection mechanism 160 may be disposed on the first radiating piece 110 or the second radiating piece 150, or is arranged at
Device 100 is outside.When critesistor heat generating component 120 is set to column type, remaining component with
Its relative set, now can be provided in round insulation board 130 and circuit board 140, dissipate first
Warmware 110 and the second radiating piece 150 are set to circular platform type, now can be arranged by electro-heat equipment 100
In circular channel.Meanwhile, each assembly of electro-heat equipment 100 can be set to difformity, as
Square and oval, to mate the outer shell passage of different cross section shape.First radiating piece 110, heat
Quick resistance heating assembly 120, insulating part 130, circuit board 140 and the second radiating piece 150 are fixed
Connecting, connected mode can carry out bonding by bonding silica gel, or arrange screens between components,
Make the fixing connection by the way of clamping of each assembly.
In other embodiments, device 100 is by the first radiating piece 110, critesistor heating group
Part 120 and the second radiating piece 150 sequentially connect, and use bonding silica gel to carry out bonding between three,
Circuit board 140 is arranged other positions of device 100 shell (not shown), as shown in Figure 3.
Shell can use insulant to make with anticreep.
First radiating piece 110 and the second radiating piece 150 are for producing critesistor heat generating component 120
Raw heat distributes.It is set to mesa-shaped structure, preferably frustum cone structure.Preferably, the first heat radiation
The longitudinal section of part 110 can arrange arch.Its shape of cross section and critesistor heat generating component 120 shape
Shape is corresponding, may be configured as cube or elliptic cylinder.Use intensity high and the material system of good heat dissipation
Make, present embodiment uses metallic aluminium make.The first radiating piece 110 at frustum cone structure
With multiple non-interference cavity (sign) is set on the second radiating piece 150, as shown in Figure 2.
Cavity can be the lumen orifice closed, it is possible to for nonocclusive cavity.In the present embodiment, cavity
It is passing through of the direct vertical round platform surface arranged on the first radiating piece 110 and the second radiating piece 150
Through hole, the cross sectional shape of this through hole can be circular, square, polygon, ellipse, triangle
Or other shapes closed arbitrarily.The cross sectional shape of the cavity on same frustum cone structure can be one
Plant or multiple.
In other embodiments, the first radiating piece 110 and the second radiating piece 150 be by multiple solely
Vertical cavity (sign) parallel side-by-side made is placed, and is intercepted by lattice gear from each other.
Keep off consitutional outside at cavity dative and support set (sign) be set, with fixed cavity and
Lattice keep off.For making the first radiating piece 110 and stabilized structure of the second radiating piece 150, fall apart the most easily,
Multiple protection set can be set, and multiple protection set is combined as a frustum cone structure.Can be along frustum cone structure table
Face diameter does some vertical lines, if frustum cone structure is divided into stem portion, or by frustum cone structure surface circle
Shape is divided into multiple area equation or sector not etc..As shown in Figure 4, along the one of round platform surface circular
Bar diameter does 4 vertical lines, frustum cone structure is divided into 5 parts, then spells 5 parts for round platform.
When different parts is pieced together, joint arranges lattice gear.Lattice gear can use insulation film or pottery
Substrate.Cavity therein is various shape, it is also possible to be the side of the cavity of multiple hexagonal shape
Wall is interconnected to form the structure of football epidermis lines, as shown in Figure 5 and Figure 6.In Fig. 6 first
The surface configuration of radiating piece 110 and the second radiating piece 120 is set to square.
This utility model equipment limited utilize space in, make PTC heating area expand, make to set
The standby power that heats is greatly improved, and can meet client's high power, the demand being rapidly heated.And overcome
Conventional product design is limited, it is impossible to applied for like hair dryer, dryer, warm-air drier etc. PTC
Pipeline heating art power, the especially use of circular pipe.Substantially increase the system of single device
Thermal power, and area of dissipation can infinitely increase, power improves at any time, and easy for installation, structure
Simply, high power, the requirement of the heat-producing device of big area of dissipation can be met.And windage is little,
Pathogenic wind-warm is high, the advantages such as noise is low.
Being different from prior art, the heat generating component of thermistor heating device of the present utility model is
PTC thermistor, can avoid the oxidation loss of heat generating component while being heated to high temperature；Heat radiation
Part is the frustum cone structure being provided with multiple non-interference cavity, beneficially ventilation and heat and avoid making an uproar
Sound；Radiating piece and heat generating component are set to arbitrary shape, can mate outside difform firing equipment
Shell；Pass through this utility model, it is possible to overcome the profile of firing equipment to limit, raising equipment heats merit
Rate, increases the area of dissipation of equipment, and firing equipment windage is little, and pathogenic wind-warm is high, and noise is low.
The foregoing is only embodiment of the present utility model, not thereby limit of the present utility model
The scope of the claims, every equivalent structure utilizing this utility model description and accompanying drawing content to be made or etc.
Effect flow process conversion, or directly or indirectly it is used in other relevant technical fields, the most in like manner it is included in
In scope of patent protection of the present utility model.
Claims (9)
1. a thermistor heating device, in heat-producing device, it is characterised in that including:
Sequential, fixing the first radiating piece, critesistor heat generating component, insulating part, circuit board and the second radiating piece connected；
Wherein, described first radiating piece and the second radiating piece are mesa-shaped structure, arrange multiple non-interference cavity in described mesa-shaped structure.
Thermistor heating device the most according to claim 1, it is characterised in that at least one in generally circular in shape, polygon, ellipse, the triangle of described cavity cross-section.
Thermistor heating device the most according to claim 2, it is characterised in that described cavity wall is interconnected to form the texture structure of football epidermis.
Thermistor heating device the most according to claim 1, it is characterised in that described cavity is the lumen orifice closed or is nonocclusive hole.
Thermistor heating device the most according to claim 1, it is characterised in that described first radiating piece and the platform structure that the second radiating piece is round platform, polygon or ellipse.
Thermistor heating device the most according to claim 5, it is characterised in that described thermistor heating device is arranged in circular pipe.
Thermistor heating device the most according to claim 1, it is characterised in that described first radiating piece, described insulating part, described critesistor heating assembly, fixed form between described circuit board and described second radiating piece are bonding by bonding silica gel.
Thermistor heating device the most according to claim 1, it is characterised in that described circuit board is connected to terminal or the wire rod of energising.
Thermistor heating device the most according to claim 1, it is characterised in that described circuit board connects a protection mechanism, described protection mechanism is the one in temperature controller or fuse.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620223844.7U CN205657851U (en) | 2016-03-22 | 2016-03-22 | Thermistor heating device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620223844.7U CN205657851U (en) | 2016-03-22 | 2016-03-22 | Thermistor heating device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205657851U true CN205657851U (en) | 2016-10-19 |
Family
ID=57355918
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620223844.7U Active CN205657851U (en) | 2016-03-22 | 2016-03-22 | Thermistor heating device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205657851U (en) |
-
2016
- 2016-03-22 CN CN201620223844.7U patent/CN205657851U/en active Active
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |