CN104797015B - A kind of heat generating core of thermal sensitive ceramics heating element - Google Patents
A kind of heat generating core of thermal sensitive ceramics heating element Download PDFInfo
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- CN104797015B CN104797015B CN201510162006.3A CN201510162006A CN104797015B CN 104797015 B CN104797015 B CN 104797015B CN 201510162006 A CN201510162006 A CN 201510162006A CN 104797015 B CN104797015 B CN 104797015B
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Classifications
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B3/00—Ohmic-resistance heating
- H05B3/02—Details
- H05B3/03—Electrodes
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B3/00—Ohmic-resistance heating
- H05B3/02—Details
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B3/00—Ohmic-resistance heating
- H05B3/02—Details
- H05B3/06—Heater elements structurally combined with coupling elements or holders
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B3/00—Ohmic-resistance heating
- H05B3/02—Details
- H05B3/06—Heater elements structurally combined with coupling elements or holders
- H05B3/08—Heater elements structurally combined with coupling elements or holders having electric connections specially adapted for high temperatures
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B3/00—Ohmic-resistance heating
- H05B3/40—Heating elements having the shape of rods or tubes
- H05B3/42—Heating elements having the shape of rods or tubes non-flexible
- H05B3/48—Heating elements having the shape of rods or tubes non-flexible heating conductor embedded in insulating material
- H05B3/50—Heating elements having the shape of rods or tubes non-flexible heating conductor embedded in insulating material heating conductor arranged in metal tubes, the radiating surface having heat-conducting fins
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B2203/00—Aspects relating to Ohmic resistive heating covered by group H05B3/00
- H05B2203/017—Manufacturing methods or apparatus for heaters
Landscapes
- Resistance Heating (AREA)
Abstract
The invention discloses a kind of thermal sensitive ceramics heating element, heating part, connection wire harness and the mounting bracket formed including heater and radiator, the heater includes heat conducting pipe and heat generating core, and heat generating core includes fever tablet, electrode slice and insulating paper, and the wire harness includes connection sheet.The lateral surface of heat conducting pipe is provided with and is no less than two semicircular grooves.The width of the thermal conductive surface of heat conducting pipe exceeds 0 ~ 15mm of width of the radiator.The present invention by increasing the design of connection sheet on electrode slice, reached heating element contact with line group tie point it is reliable, couple consolidate, invention effect easy to make.Make it that the combination of radiator and heat conducting pipe is more firm using the not wide structure of heat conducting pipe and radiator, radiating is more uniform.Meanwhile it is even closer to set semi-circular recesses make it that the inwall of heat conducting pipe combines to the heat generating core damaged in smaller, heat conducting pipe of heat generating core dielectric film in heat conducting pipe side, substantially increases security and the thermal efficiency.
Description
Technical field
The present invention relates to a kind of heating element, particularly a kind of heat generating core of thermal sensitive ceramics heating element.
Background technology
Prior art mainly has following several：
A kind of PTC liquid electric heaters (publication number CN2612898Y), the power line are connected with the electrode and are it
Power supply, the power line are connected by the power line entrance of the metal shell with the external world.
Using such a technical scheme, because power line is directly connected with electrode, contact resistance is big, and power line is used in outer masterpiece
Lower tie-point, which is easily caused, to come off.
A kind of Rapid electric water heater (publication number CN2742335Y) of PTC heating, wire on electrical control gear with
Inserted sheet on heater is connected.
Using such a technical scheme, at least need inserted sheet, insert spring and sheath with the help of complete wire and PTC electrode slices
Connection just can guarantee that its security, meanwhile, the requirement of inserted sheet insertion is very high, if not agreeing with portion with it completes connection, inserted sheet is easy
Come off from PTC electrode slices and cause heating element to damage.
A kind of PTC heat generating members (publication number CN2684506Y) with fastening terminal, are provided with cramp, institute on the terminal
The cramp stated is by stamping connection on battery lead plate.
Using such a technical scheme, cramp needs adjustment in real time, inserted sheet insertion is wanted equivalent to inserted sheet, the distance of punching press
Ask also very high, if not agreeing with portion with it completes connection, inserted sheet comes off on spring easily from PTC electrode slices or to patching and causes to generate heat
Device is not turned on, and adjust needs to have more artificial nurse in real time, causes cost to increase.
Above-mentioned prior art almost contains the connected mode of existing all power lines and electrode slice, but still deposits
In the hidden danger that the external force effect because of power line causes inserted sheet and electrode slice or power connection points come off.
The heat-conducting aluminium pipe and PTC heater (publication number CN 201499328U) of a kind of PTC heater, its heat-conducting aluminium pipe has
The cavity of both ends open, the upper and lower surface of the heat-conducting aluminium pipe are respectively equipped with groove, and aluminum pipe pipe thickness is 0mm-
1.5mm。
Using such a technical scheme, the side after compacting forms a semi-circular recesses, and can play improves fever tablet, electrode
Aluminum pipe extends to width and causes the increase of aluminum pipe heater width when cooperation between bar, dielectric film is close and offsets compacting
Good effect.Because the side of this kind of structure aluminum pipe before compaction is plane or crescent, because of the inequality of press power in compacting
Uniform aluminum pipe heat conduction easily makes the width of the aluminum pipe heater thermal conductive surface after compacting towards the influence of the factors such as the extension of width
Degree exceedes the corresponding width for being bonded in this heat sink strip, after making the aluminum pipe heater of heat sink strip bonding after pressing, due to aluminum pipe
The width of heater has exceeded the width of heat sink strip and has caused scrapping for complete ptc heater.In addition, the aluminum pipe heating after compacting
Although the side of body can form groove, it is difficult to ensure that the depression of the groove is uniformly and perpendicular to aluminum pipe when reality is produced in batches
The heat-conducting planar of heat generating core, thus bring insulation and size fraction defective increase the defects of.
A kind of enclosed positive temperature coefficient thermistor heater (publication number CN2917152), the technology are led hollow
The Surface Machining of hot body fin, the lateral inner of hollow heat carrier are W, V, U-lag and inward wall protrusion acute angle, side table
The thickness direction in face really plane.Because fin and heat carrier are same entirety, can only be pointed in the side of fin two has
Pressurizeed at the lateral edges of recessed acute angle the fever tablet in cavity is fixed and positioned.It is well known that to inwardly projecting sharp at this
Angle pressurization will easily puncture, stab dielectric film and cause it is on-insulated or short-circuit, meanwhile, the pressurization to incline can only ensure fever tablet
Positioning, do not reach close, firm between the heat-conducting planar and insulating paper of the whole heating plane and electrode slice that make fever tablet
Fitting, it is internal to rise between the generating heat of not same-action, conduction, heat conduction, insulating mount and contact gap unavoidably be present, easily occurs
The safety hazards such as sparking, breakdown caused by loose contact.Further, since connecing between fever tablet and conductive electrode and heat carrier
Tactile not close, the heat of fever tablet can not all, effectively be conducted to heat conducting pipe and fin, under identical power standard,
Greater number of fever tablet is needed to meet power requirement, production cost is high, the thermal efficiency is also low.Because the technology is hollow
The Surface Machining of heat carrier fin, fin on hollow heat carrier by cutting, shoveling shaping, it is necessary to a large amount of special equipments,
Production cost is high, production efficiency is also low.
Technology be in addition, there will be to non-electrode afterbody of drawing in the electrode lead-out part and pipe of heater with corresponding to herein exhausted
The installation dimensions for not having safe and reliable and convenient control between edge paper, heat conducting pipe, radiator limits and required that this is difficult to protect
Demonstrate,prove the reliable insulation between the end of electrode slice two and heat conducting pipe, the radiator in heat generating core.
A kind of corrugated heater (publication number CN201303426) technology by corrugated piece and is led using heatproof silicon rubber
The technology of backing, heater bonding, brings positive effect to reducing cost in theory, but as the heat-resistant silicon of bonding agent
Bonding between rubber and the corrugated piece and heat conduction aluminium flake, heater is resilient connection, certainly will have contact gap, cause
The defects of needing to consume excessive fever tablet to compensate the thermal efficiency deficiency brought by thermal conductive surface loose contact, thus cause material
The increase of cost.In addition, adhesive strength and service life are that silicon rubber composition is influenceed by bonding agent, in long-term high temperature
Under working condition, bonding agent easily aging, cause because abutting edge comes off, peel off and caused by heater failure, scrap or come off
Other charging members for touching in complete machine of heat conduction aluminium flake cause the safety hazards of electric leakage or short circuit.
To sum up prior art, to non-electrode afterbody of drawing in the electrode lead-out part and pipe of heater with corresponding to herein exhausted
There is no the practical distance regulation of safe and reliable and convenient control between edge paper, heat conducting pipe, radiator, this is difficult to ensure heating
Reliable insulation between the end of electrode slice two of in-core and heat conducting pipe, radiator.In addition also all presence can not give full play to and improve
The process consistency of the thermal efficiency of thermal sensitive ceramics fever tablet, the reliability for improving heating element and security and the stable manufacturing process of temperature
Control and raising production efficiency, the technology and process difficulties that reduce manufacture material cost.
The content of the invention
Goal of the invention：Present invention solves the technical problem that the connected mode for existing power line and electrode slice is easily caused electricity
The source line consistency problem that tie-point comes off with manufacturing process under external force, after solving existing hollow heat conducting pipe crimping
The problems such as damage that size discrete of the inner body with reference to not close, product after compressing is big, structure is to insulating paper, solve
The thermal efficiency existing for the heater of thermal sensitive ceramics heating element and the prior art of heating element is low, and security, reliability can not can
The problem of by ensureing, the bonding also solved between prior art radiatinig corrugated and heat conduction clamping aluminium flake, heater is to use silicon rubber
The defects of resilient connection and contact gap for being certainly existed during glue sticking.
Technical scheme：The present invention provides following technical scheme：
A kind of electrode slice of the heat generating core of thermal sensitive ceramics heater, the length direction of the electrode slice is thermal conductive surface, described
The exit of the thermal conductive surface of electrode slice has a lead surface, has first through hole on the lead surface, the width of the lead surface is than electricity
The small 0-10mm of width of pole piece thermal conductive surface, the thickness of the electrode slice is 0.1-0.8mm.
A kind of heat generating core of thermal sensitive ceramics heater, the heat generating core include thermal sensitive ceramics fever tablet, electrode slice and insulation
Paper, the length direction of the fever tablet is heating surface, and the insulating paper closely wraps electrode slice with the fever tablet for being clamped in centre
Cover, the thermal conductive surface of the heating surface of the fever tablet and the electrode slice is brought into close contact, and the thickness in monolayer of the insulating paper is 0.05
~0.16mm, width are 28~88mm.
As optimization, the surface of the insulating paper is at least simultaneously coated with to be softened and in room temperature between 200-350 DEG C
The compound sticking layer of solidification, two layers of insulating paper are at least coated in the electrode slice outer surface for being clamped with the fever tablet, it is described exhausted
The binding site of edge paper is in the non-conductive face of heat generating core thickness side.
As optimization, at least clamped between the electrode slice in the heat generating core power outlet portion in the insulating paper
A piece of first heat conductive isolation sheet, the head of first heat conductive isolation sheet is beyond the thermal conductive surface of the electrode slice and the knot of lead surface
Relative distance between the head of 0~5mm at conjunction, the head of the insulating paper and first heat conductive isolation sheet is 1~5mm.
As optimization, it is located in the insulating paper between the electrode slice of another non-power extraction tail end of the heat generating core at least
A piece of second heat conductive isolation sheet has been clamped, the tail end of second heat conductive isolation sheet exceeds 1~8mm of tail end of the electrode slice,
The tail end of the insulating paper exceeds 2~6mm of tail end of second heat conductive isolation sheet.
A kind of heater of thermal sensitive ceramics heating element, including heat generating core and heat conducting pipe, the heat generating core will be pressed from both sides by insulating paper
The close cladding of electrode slice surrounding for having held fever tablet and insulating trip forms, and centre is the rectangle that can penetrate and accommodate the heat generating core
Cavity, the heat generating core run through the rectangular enclosure of heat conducting pipe, and heat conducting pipe exit, institute are extended in the heat generating core exit head
The insulating paper head for stating heat generating core exit head exceeds the 3~8mm of head for corresponding to heat conducting pipe herein.
As optimization, heatproof is coated between the opposing electrode exit in the lead size portion of the heater
Insulating cement, the coating thickness of the insulating cement is 1-4mm.
As optimization, the heat generating core is located at the afterbody of the heat conducting pipe in the insulating paper afterbody positioned at non-exit tail end
In cavity, the relative distance between the tail end of the tail end of the insulating paper and the heat conducting pipe is 0~30mm.
As optimization, the periphery wall thickness of the heat conducting pipe is roughly equal, and centre can penetrate and accommodate the heat generating core
Rectangular enclosure, the lateral surface of the heat conducting pipe, which is provided with, is no less than two semicircular grooves.
A kind of thermal sensitive ceramics heating element, including the heating part of heater and radiator composition, connection wire harness and installation branch
Frame, the heater include heat conducting pipe and heat generating core, and heat generating core includes thermal sensitive ceramics fever tablet, electrode slice and insulating paper, described
Connection wire harness includes connection sheet, and there are the pressure contact portion for accommodating connecting line, the crimping per a connecting piece in one end of the connection sheet
The connecting line containing temperature controller/temperature fuse is crimped in portion, the other end of the connection sheet has and the heating element
The binding face that the lead surface of electrode slice exit combines, there is corresponding with first through hole on electrode slice lead surface the on binding face
Two through holes, the first through hole are crimped with the second through hole by rivet, make it is described connection wire harness and the heating part riveting into
For entirety.
As optimization, the heater includes heat conducting pipe and heat generating core, and heat generating core includes thermal sensitive ceramics fever tablet, electrode strip
And insulating paper, the electrode strip connection wire harness include connection sheet, there are the pressure contact portion for accommodating connecting line, institute in one end of the connection sheet
State and the connecting line containing temperature controller/temperature fuse crimped on the pressure contact portion of every a connecting piece, the connection sheet it is another
End have the binding face that the lead surface with the electrode slice exit of the heating element is combined, have on binding face with electrode slice lead surface
The second corresponding through hole of first through hole, the first through hole are crimped with the second through hole by rivet, make it is described connection wire harness and
The heating part riveting is integrally formed.
As optimization, the heat conducting pipe exit head of the heating element heating part and the radiator exit head
Relative distance between fin end is 1~40mm.
As optimization, the radiator includes fin/and the heat conduction combined with the heat conducting pipe length direction radiating surface
Pipe integrated hollow radiator, the width of the fin is 14-26mm.
As optimization, the heat conducting pipe length direction has a radiating surface and press face, the width of the heat conducting pipe for 20~
35mm。
As optimization, the first heat conductive isolation sheet, institute have been clamped between the electrode slice on the power outlet head of the heat generating core
The relative distance that the exposed junction for stating the first heat conductive isolation sheet corresponds to fin end herein with the radiator is 2~45mm.
As optimization, the width of the radiating surface of the heat conducting pipe exceeds 0~15mm of width of the radiator.
As optimization, the length direction of the heat conducting pipe has a radiating surface more than radiator width, and the two of the radiating surface
Side is press face, and the width of each side press face is 3~10mm.
As optimization, the radiator is located at the thermal conductive surface end on power outlet head with being radiated corresponding to clamping herein
Relative distance between the vertical plane of piece is 0~20mm.
A kind of preparation technology of thermal sensitive ceramics heating element, before heat conduction pipe surface combination fin, the heat conducting pipe leads to
Cross no less than two groups pair of rollers symmetrical above and below its radiating surface carry out rolling gradually make pipe internal heat generation piece heating surface and electrode slice,
Insulating paper is brought into close contact integrally, and in heat conduction tube rolling forming, also no less than two groups symmetrical clamping and positioning wheels are to described
The non-radiating side of heat conducting pipe is synchronously oriented to, is clamped and spacing, is combined and is dissipated in heat conduction pipe surface after heat conduction tube rolling forming
Backing.
As optimization, by the radiating surface rolling of the pair of rollers heat conducting pipe and pinch wheels side of radiating non-to heat conducting pipe
The heat conducting pipe lateral surface of heating element after being oriented to and being spacing forms and is no less than two symmetrical semi-circular recesses.
Beneficial effect：The present invention is compared with prior art：
1st, by the riveting of connection sheet and electrode slice, make to turn into rigid connection entirety between electrode slice and power supply lead wire,
Eliminate contact resistance and eliminate the potential safety hazard for causing tie-point to come off because external force acts on simultaneously, also save connection in addition
Inserted sheet, spring and sheath are inserted, reduce use cost.At least simultaneously it is coated with the surface of the insulating paper of hollow heat conducting pipe
Soften and in the composite caking agent of cold curing between 200-350 DEG C so that hollow heat conducting pipe and its heat generating core of inside can
Form a heater entirety at room temperature, and process is without variation in moulding, it is easy to maintenance during use.
2nd, there is the heat conducting pipe of two deep-slotted chip breakers that cave inward using side, the deep-slotted chip breaker of the heat conducting pipe indent is from outside heat conduction
Side caves inward, and the contact with the insulating paper of heat generating core here in the inboard cavity of heat conducting pipe is an arc seamlessly transitted
Shape, solve prior art when heat conducting pipe suppresses plane, because pressure is uneven cause to bring inner groovy displacement to heating
Core corresponds to the safety issue of insulating barrier injury herein.
3rd, there is the heater of two deep-slotted chip breaker heat conducting pipes that cave inward using side, effectively ensured in compacting heat conducting pipe
Radiating surface when, can both be brought into close contact completely between the fever tablet in heat generating core, electrode slice and insulating paper inside heat conducting pipe,
Give full play to the thermal efficiency of fever tablet.
4th, due between heat generating core and the cavity of heat conducting pipe width and thickness direction have it is certain install gap, to pressure
During the heat conducting pipe radiating surface of heater processed, this two portion gap can extend toward width, and the present invention is in heat conducting pipe side
Two deep-slotted chip breakers that cave inward are because with the creation effect in compacting naturally to center uniform shrinkage so that installing gap causes
Extension to width is all offset by groove, and the amount of contraction of two grooves ensure that inside heater before fitting closely
Put, width is without any extension, so as to ensure that the width of heater after compacting weight still consistent with the width of heat sink strip
Technical goal is wanted reliably to be realized.
5th, there is the heater of two deep-slotted chip breaker heat conducting pipes that cave inward using side, ensure that heater side after pressing
Two deep-slotted chip breakers it is straight, shrink uniform, the defective insulation product of product prevent substantially after compacting, and the dosage of fever tablet is also reduced
More than 10%.
6th, the structure design of two grooves can make the inside synchronous in the side of heat conducting pipe during compacting and can adjust gradually recessed
Sunken depth, reach and fully absorbed in compression extension and pipe of the heat conducting pipe because of pipe thickness in rolling thickness between each part
Broaden extension of the extension and size for the heat conducting pipe width that the shrinkage band of director space is come to width, after making rolling
The heater width invention effect completely the same with the heat conducting pipe before rolling.
7th, present invention defines the electrode lead-out part of heater heat conducting pipe internal heat generation core and non-electrode extraction afterbody and correspondingly
In the distance between insulating paper herein, heat conducting pipe, radiator scope, greatly improving production efficiency and reducing production cost
On the basis of, it is ensured that the reliable insulation between the end of electrode slice two and heat conducting pipe in the radiator and heat generating core of heating element, thoroughly
Breakdown, short circuit and the significant safety hidden danger such as spreader surface is powered caused by eliminating therefore.
8th, the present invention can by heat-conducting aluminium pipe, radiatinig corrugated and positioning aluminium flake in special frock it is continuous, streamlined
Assembling, enter back into vacuum brazing furnace and weld.Because the melt temperature of aluminum pipe, radiatinig corrugated and positioning clamping aluminium flake is at 750 DEG C
More than, and the melt temperature of Soldering foil is only 400-500 DEG C, so only needs adjustment vacuum brazing furnace to reach Soldering foil
The temperature range of softening, with the thawing of weldering paper tinsel, it is possible to which reaching makes aluminum pipe, radiatinig corrugated and positioning clamping aluminium flake reliably weld
Being connected in one has the innovation purpose of radiator entirety of high-quality heat-conductive characteristic, and is combined between each heat-conducting piece of the radiator
Firmly, the large batch of large-scale production of the excellent also extremely convenient progress of heat-conductive characteristic and control, manufacturing process are only needed in one
The heat generating core of dielectric film cladding is penetrated in the hollow heat radiator of change, simplifies fabrication, has reached reduction manufacture
Cost and the purpose for improving homogeneity of product and reliability.
9th, because radiatinig corrugated is directly welded on heat-conducting aluminium pipe, compared with prior art, two positioning aluminiums are being eliminated
Between piece and heat-conducting aluminium pipe and radiatinig corrugated and radiatinig corrugated and clamping aluminium flake and between the silicon rubber bonder that is mutually bonded
Under the premise of, the fever tablet quantity in heat generating core is coated on than prior art less with more than 15%, it is not necessary to complicated frock, mould
Tool and large scale equipment, can be achieved with large batch of steady production, reduce the great amount of investment of equipment, mould and relevant tool, carry
High efficiency.
10th, when heater manufactures, it is only necessary to the press face designed on aluminum pipe radiating surface is pressurizeed, so that it may so as to be located at
Good lead is brought into close contact, positions and played mutually between the fever tablet of heat generating core in heat-conducting aluminium pipe, electrode slice and insulating paper
Thermal effect, embody and increase substantially production efficiency, reduce production process and significantly reduce the beneficial innovation effect of manufacturing cost.
11st, the binding site of insulating paper ensures between fever tablet and electrode slice in the non-conductive face of heat generating core thickness side
The thermal conductive surface of dielectric film is injury-free when contactless gap, compacting, improves the thermal efficiency.
12nd, by using the not wide structure of heat conduction body of the present invention and radiator, while radiator is embedded in/is attached at and leads
Hot tube surfaces, using the combination technology of vacuum brazing so that radiator and heat conducting pipe connected mode are reliable, firm, and radiating is more
Add uniformly, the heat-conducting effect of radiator it is more excellent.
Brief description of the drawings
Fig. 1 is the structural representation of electrode slice of the present invention；
Fig. 2 is the structural representation of connection sheet of the present invention；
Fig. 3 is the structural representation of heat generating core of the present invention；
Fig. 4 is the attachment structure schematic diagram of heating element Top electrode piece of the present invention and connection sheet；
Fig. 5 is the structural representation of heat conducting pipe of the present invention；
Fig. 6 is structural representation of the present invention using the heating element of the fin combined on heat conducting pipe heat-conducting planar；
Fig. 7 is structural representation of the present invention using the heating element of the hollow radiator pipe integrated with heat conduction；
Fig. 8 is the structural representation that heat conducting pipe radiating surface width of the present invention is more than radiator width；
Fig. 9 is heating element routing planes structural representation of the present invention；
Figure 10 is heating element dimensional structure diagram of the present invention；
Figure 11 is the structural representation after connection sheet of the present invention and temperature controller/temperature fuse crimping.
Embodiment
Embodiment 1
As shown in Figure 1, a kind of electrode slice of the heat generating core of thermal sensitive ceramics heater, the length direction of the electrode slice 1
For thermal conductive surface 2, the exit 3 of the thermal conductive surface 2 of the electrode slice 1 has a lead surface 4, has first through hole 5 on the lead surface 4,
The width of the lead surface 4 is smaller 10mm than the width of the thermal conductive surface 2 of electrode slice 1, and the thickness of the electrode slice 1 is 0.8mm.
Embodiment 2
As shown in Figure 1, a kind of electrode slice of the heat generating core of thermal sensitive ceramics heater, the length direction of the electrode slice 1
For thermal conductive surface 2, the exit 3 of the thermal conductive surface 2 of the electrode slice 1 has a lead surface 4, has first through hole 5 on the lead surface 4,
The width of the lead surface 4 is identical with the width of the thermal conductive surface 2 of electrode slice 1, and the thickness of the electrode slice 1 is 0.1mm.
Embodiment 3
As shown in Figure 3, a kind of heat generating core of thermal sensitive ceramics heater, the heat generating core include thermal sensitive ceramics fever tablet 6,
Electrode slice 1 and insulating paper 7, the length direction of the fever tablet 6 be heating surface, and the insulating paper 7 is by electrode slice 1 and is clamped in
Between fever tablet 6 closely coat, the heating surface of the fever tablet 6 and the thermal conductive surface 2 of the electrode slice 1 are brought into close contact, it is described absolutely
The thickness in monolayer of edge paper 7 is 0.05mm, width 28mm.
The surface of insulating paper 7 has one side to be coated between 200-350 DEG C softening and in the compound sticking layer of cold curing,
Coated two layers of insulating paper 7 in the outer surface of electrode slice 1 for being clamped with the fever tablet 6, the binding site 8 of the insulating paper 7 in
The non-conductive face of heat generating core thickness side.In the insulating paper 7 between the electrode slice 1 in the heat generating core power outlet portion
A piece of first heat conductive isolation sheet 9 is clamped, the thermal conductive surface 2 of the head of first heat conductive isolation sheet 9 and the electrode slice 1 and has drawn
Appear 4 junction maintains an equal level, the relative distance between the head of the head of the insulating paper 7 and first heat conductive isolation sheet 9
For 1mm.In the insulating paper 7 positioned at another non-power of the heat generating core draw the electrode slice 1 of tail end between clamped a piece of the
Two heat conductive isolation sheets 10, the tail end of second heat conductive isolation sheet 10 exceed the tail end 1mm of the electrode slice 1, the insulating paper 7
Tail end exceed second heat conductive isolation sheet 10 tail end 2mm.
Embodiment 4
As shown in Figure 3, a kind of heat generating core of thermal sensitive ceramics heater, the heat generating core include thermal sensitive ceramics fever tablet 6,
Electrode slice 1 and insulating paper 7, the length direction of the fever tablet 6 be heating surface, and the insulating paper 7 is by electrode slice 1 and is clamped in
Between fever tablet 6 closely coat, the heating surface of the fever tablet 6 and the thermal conductive surface 2 of the electrode slice 1 are brought into close contact, it is described absolutely
The thickness in monolayer of edge paper 7 is 0.16mm, width 88mm.
The two sides of insulating paper 7 is coated between 200-350 DEG C softening and in the compound sticking layer of cold curing, is pressing from both sides
The outer surface of electrode slice 1 for holding the fever tablet 6 has coated three-layer insulated paper 7, and the binding site 8 of the insulating paper 7 is in heating
The non-conductive face of core thickness side.Clamped in the insulating paper 7 between the electrode slice 1 in the heat generating core power outlet portion
The first heat conductive isolation sheet of two panels 9, the head of first heat conductive isolation sheet 9 beyond the electrode slice 1 thermal conductive surface 2 and draw
Relative distance between the head of the junction 5mm in face 4, the head of the insulating paper 7 and first heat conductive isolation sheet 9 is
5mm.In the insulating paper 7 two panels second has been clamped between the electrode slice 1 of another non-power extraction tail end of the heat generating core
Heat conductive isolation sheet 10, the tail end of second heat conductive isolation sheet 10 exceed the tail end 8mm of the electrode slice 1, the insulating paper 7
Tail end exceeds the tail end 6mm of second heat conductive isolation sheet 10.
Embodiment 5
As shown in accompanying drawing 3 and accompanying drawing 5, a kind of heater of thermal sensitive ceramics heating element, including heat generating core and heat conducting pipe 11, institute
Stating heat generating core, by the surrounding of electrode slice 1 for having clamped fever tablet 6 and insulating trip, closely cladding forms by insulating paper 7, and centre is to wear
Enter and accommodate the rectangular enclosure of the heat generating core, the heat generating core runs through the rectangular enclosure of heat conducting pipe 11, and the heat generating core is drawn
End head extends the exit of heat conducting pipe 11, and the head of insulating paper 7 on the heat generating core exit head, which exceeds, to be corresponded to herein
The head 3mm of heat conducting pipe 11.The heat generating core is located at the heat conducting pipe 11 in the afterbody of insulating paper 7 positioned at non-exit tail end
In afterbody cavity, the tail end of the tail end of the insulating paper 7 and the heat conducting pipe 11 maintains an equal level.The periphery wall thickness of the heat conducting pipe 11 is big
Cause equal, centre is the rectangular enclosure that can penetrate and accommodate the heat generating core, and the lateral surface of the heat conducting pipe 11 is provided with two
Semicircular groove 12.It is exhausted coated with heatproof between the opposing electrode exit in the lead size portion of the heater
Edge glue 25, the coating thickness of the insulating cement 25 is 4mm.
Embodiment 6
As shown in accompanying drawing 3 and accompanying drawing 5, a kind of heater of thermal sensitive ceramics heating element, including heat generating core and heat conducting pipe 11, institute
Stating heat generating core, by the surrounding of electrode slice 1 for having clamped fever tablet 6 and insulating trip, closely cladding forms by insulating paper 7, and centre is to wear
Enter and accommodate the rectangular enclosure of the heat generating core, the heat generating core runs through the rectangular enclosure of heat conducting pipe 11, and the heat generating core is drawn
End head extends the exit of heat conducting pipe 11, and the head of insulating paper 7 on the heat generating core exit head, which exceeds, to be corresponded to herein
The head 8mm of heat conducting pipe 11.The heat generating core is located at the heat conducting pipe 11 in the afterbody of insulating paper 7 positioned at non-exit tail end
In afterbody cavity, the relative distance between the tail end of the insulating paper 7 and the tail end of the heat conducting pipe 11 is 30mm.The heat conduction
The periphery wall thickness of pipe 11 is roughly equal, and centre is the rectangular enclosure that can penetrate and accommodate the heat generating core, the heat conducting pipe 11
Lateral surface is provided with two semicircular grooves 12.The opposing electrode exit in the lead size portion of the heater
Between be coated with heatproof insulating cement 25, the coating thickness of the insulating cement 25 is 1mm.
Embodiment 7
As shown in accompanying drawing 1 to accompanying drawing 10, a kind of thermal sensitive ceramics heating element, including the heating that heater and radiator 21 form
Partly, wire harness and mounting bracket 13 are coupled, the heater includes heat conducting pipe 11 and heat generating core, and heat generating core is sent out including thermal sensitive ceramics
Backing 6, electrode slice 1 and insulating paper 7, the connection wire harness include connection sheet 14, and one end of the connection sheet 14 has receiving to connect
The pressure contact portion 15 of line, it is described often to have crimped the temperature fuse 17 containing temperature controller 16/ on the pressure contact portion 15 of a connecting piece 14
Connecting line, the other end of the connection sheet 14 have the binding face that the lead surface 4 with the exit of the electrode slice of the heating element 1 is combined
18, have second through hole 19 corresponding with first through hole 5 on the lead surface 4 of electrode slice 1 on binding face 18, the first through hole 5 with
Second through hole 19 is crimped by rivet 20, is integrally formed the connection wire harness and heating part riveting.Heating element generates heat
Relative distance between the partial exit head of heat conducting pipe 11 and the fin end on the exit head of the radiator 21 is
20mm。
Radiator 21 is the fin that heat conducting pipe length direction radiating surface 22 combines, and the width of the fin is 25mm.
The length direction of heat conducting pipe 11 has radiating surface 22 and press face 23, and the width of the heat conducting pipe 11 is 35mm.The heat generating core
Power outlet head electrode slice 1 between clamped the first heat conductive isolation sheet 9, the exposed junction of first heat conductive isolation sheet 9
The relative distance for corresponding to fin end herein with the radiator 21 is 30mm.The width of the radiating surface 22 of the heat conducting pipe 11
Width 15mm of the degree beyond the radiator 21.The length direction of the heat conducting pipe 11 has the radiating surface more than the width of radiator 21
22, two sides of the radiating surface 22 are press faces 23, and the width of each side press face 23 is 10mm.The radiator 21 is positioned at electricity
The end of radiating surface 22 on source exit head and corresponding to herein clamp fin vertical plane between relative distance be 20mm.
The outside fin for being successively radiatinig corrugated bar and clamping the ripple bar of the radiating surface 22 of the heat conducting pipe 11, the fin
Two ends respectively have a locating surface vertical with the radiatinig corrugated bar length direction, the radiatinig corrugated bar is clamped and is positioned at institute
State between the radiating surface 22 of heat conducting pipe 11 and the thermal conductive surface of the fin.
Embodiment 8
As shown in accompanying drawing 1 to accompanying drawing 10, a kind of thermal sensitive ceramics heating element, including the heating that heater and radiator 21 form
Partly, wire harness and mounting bracket 13 are coupled, the heater includes heat conducting pipe 11 and heat generating core, and heat generating core is sent out including thermal sensitive ceramics
Backing 6, electrode strip 24 and insulating paper 7, the electrode strip 24 include connection sheet 14 and electrode slice 1, one end of the connection sheet 14
There is the pressure contact portion 15 for accommodating connecting line, the temperature containing temperature controller 16/ has been crimped on the pressure contact portion 15 per a connecting piece 14
The connecting line of fuse 17, the other end of the connection sheet 14 have the lead surface 4 with the exit 3 of the electrode slice of the heating element 1
With reference to binding face 18, have second through hole 19 corresponding with first through hole 5 on the lead surface 4 of electrode slice 1 on binding face 18, it is described
First through hole 5 is crimped with the second through hole 19 by rivet 20, is integrally formed the connection wire harness and heating part riveting.
Held between the exit head of heat conducting pipe 11 of heating element heating part and the fin end on the exit head of the radiator 21
It is flat.
Radiator 21 is the hollow radiator pipe integrated with heat conduction, and the width of the fin is 14mm.The heat conduction
The length direction of pipe 11 has radiating surface 22 and press face 23, and the width of the heat conducting pipe 11 is 20.5mm.The power supply of the heat generating core
Clamped the first heat conductive isolation sheet 9 between the electrode slice 1 on exit head, the exposed junction of first heat conductive isolation sheet 9 with it is described
Radiator 21 corresponds to fin end herein and maintained an equal level.The width of the radiating surface 22 of the heat conducting pipe 11 and the radiator 21
Width is identical.The length direction of the heat conducting pipe 11 has a radiating surface 22 more than the width of radiator 21, and the two of the radiating surface 22
Side is press face 23, and the width of each side press face 23 is 3~10mm.The radiator 21 is located at dissipating for power outlet head
The hot end of face 21 corresponding to the vertical plane for clamping fin herein with maintaining an equal level.The radiating surface 22 of the heat conducting pipe 11 is successively outwards
Radiatinig corrugated bar and the fin for clamping the ripple bar, two ends of the fin respectively have and the radiatinig corrugated bar length side
To vertical locating surface, the radiatinig corrugated bar is clamped and is positioned at the radiating surface 22 of the heat conducting pipe 11 and the fin
Thermal conductive surface between.
Embodiment 9
It is described before the surface of heat conducting pipe 11 combines fin such as a kind of preparation technology of thermal sensitive ceramics heating element of accompanying drawing 6
Heat conducting pipe 11 is rolled the hair for making pipe internal heat generation piece 6 by the pair of rollers symmetrical above and below no less than two groups its radiating surface 22 gradually
Hot face and electrode slice 1, insulating paper 7 are brought into close contact integrally, also symmetrical no less than two groups in 11 roll forming of heat conducting pipe
Clamping and positioning wheel is synchronously oriented to the non-radiating side of the heat conducting pipe 11, is clamped and spacing, the roll forming of heat conducting pipe 11
Afterwards fin is combined on the surface of heat conducting pipe 11.
Led by the rolling of radiating surface 22 of the pair of rollers heat conducting pipe 11 and pinch wheels radiating side non-to heat conducting pipe 11
To with it is spacing after heating element the lateral surface of heat conducting pipe 11 formed two symmetrical semi-circular recesses 12.Comparative example
As shown in Figure 7, a kind of thermal sensitive ceramics heating element, including heating part, the connection that heater and radiator 21 form
Wiring beam and mounting bracket 12, the radiator 21 are the hollow radiator integrated with heat conducting pipe 11, and the heater includes
Heat conducting pipe 11 and heat generating core, heat generating core include thermal sensitive ceramics fever tablet 6, electrode slice 1 and insulating paper 7, heating element heating part
Maintain an equal level between the fin end on the exit head of heat conducting pipe 11 and the exit head of the radiator 21.The connecting line is direct
It is crimped on electrode slice.
Claims (3)
- A kind of 1. heat generating core of thermal sensitive ceramics heating element, it is characterised in that：The heat generating core include thermal sensitive ceramics fever tablet (6), Electrode slice (1) and insulating paper (7), the length direction of the fever tablet (6) is heating surface, and the insulating paper (7) will be clamped in two Fever tablet (6) and two electrode slices (1) among individual electrode slice closely coat, the heating surface of the fever tablet (6) and the electricity The thermal conductive surface (2) of pole piece (1) is brought into close contact, and the thickness in monolayer of the insulating paper (7) is 0.05~0.16mm, and width is 28~ 88mm；The length direction of the electrode slice (1) is thermal conductive surface (2), and the exit (3) of the thermal conductive surface (2) of the electrode slice (1) has One lead surface (4), there is first through hole (5) on the lead surface (4), the width of the lead surface (4) is than electrode slice thermal conductive surface (2) The small 0-10mm of width, the thickness of the electrode slice (1) is 0.1-0.8mm；It is located at the heat generating core in the insulating paper (7) A piece of first heat conductive isolation sheet (9), first heat conductive insulating have at least been clamped between two electrode slices (1) in power outlet portion The head of piece (9) is beyond the thermal conductive surface (2) of the electrode slice (1) and 0~5mm of junction of lead surface (4), the insulating paper (7) the relative distance between head and the head of first heat conductive isolation sheet (9) is 1~5mm.
- 2. the heat generating core of thermal sensitive ceramics device according to claim 1, it is characterised in that：The surface of the insulating paper (7) is extremely Rare one side is coated between 200-350 DEG C softening and in the compound sticking layer of cold curing, is being clamped with the fever tablet (6) electrode slice (1) outer surface has at least coated two layers of insulating paper (7), and the binding site (8) of the insulating paper (7) is in heating The non-conductive face of core thickness side.
- 3. the heat generating core of thermal sensitive ceramics device according to claim 1, it is characterised in that：It is located in the insulating paper (7) Another non-power of heat generating core has at least clamped a piece of second heat conductive isolation sheet between drawing two electrode slices (1) of tail end (10), the tail end of second heat conductive isolation sheet (10) exceeds 1~8mm of tail end of the electrode slice (1), the insulating paper (7) Tail end exceed second heat conductive isolation sheet (10) 2~6mm of tail end.
Priority Applications (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510162006.3A CN104797015B (en) | 2015-04-08 | 2015-04-08 | A kind of heat generating core of thermal sensitive ceramics heating element |
| CN201611242801.4A CN106851868B (en) | 2015-04-08 | 2015-04-08 | Heating body of thermal sensitive ceramic heater |
| CN201611242818.XA CN106793193B (en) | 2015-04-08 | 2015-04-08 | Thermal sensitive ceramic heater |
| CN201611242819.4A CN106851869B (en) | 2015-04-08 | 2015-04-08 | Preparation process of thermosensitive ceramic heater |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510162006.3A CN104797015B (en) | 2015-04-08 | 2015-04-08 | A kind of heat generating core of thermal sensitive ceramics heating element |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201611242819.4A Division CN106851869B (en) | 2015-04-08 | 2015-04-08 | Preparation process of thermosensitive ceramic heater |
| CN201611242801.4A Division CN106851868B (en) | 2015-04-08 | 2015-04-08 | Heating body of thermal sensitive ceramic heater |
| CN201611242818.XA Division CN106793193B (en) | 2015-04-08 | 2015-04-08 | Thermal sensitive ceramic heater |
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| CN104797015A CN104797015A (en) | 2015-07-22 |
| CN104797015B true CN104797015B (en) | 2017-12-12 |
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| CN201611242819.4A Active CN106851869B (en) | 2015-04-08 | 2015-04-08 | Preparation process of thermosensitive ceramic heater |
| CN201611242818.XA Active CN106793193B (en) | 2015-04-08 | 2015-04-08 | Thermal sensitive ceramic heater |
| CN201611242801.4A Active CN106851868B (en) | 2015-04-08 | 2015-04-08 | Heating body of thermal sensitive ceramic heater |
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| CN201611242818.XA Active CN106793193B (en) | 2015-04-08 | 2015-04-08 | Thermal sensitive ceramic heater |
| CN201611242801.4A Active CN106851868B (en) | 2015-04-08 | 2015-04-08 | Heating body of thermal sensitive ceramic heater |
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| CN105072711A (en) * | 2015-07-28 | 2015-11-18 | 江苏源之翼电气有限公司 | Pretightening force PTC electric heater |
| CN110730519A (en) * | 2015-08-03 | 2020-01-24 | 深圳山源电器股份有限公司 | Heat dissipation base member and canned type PTC thermistor heater |
| CN110719655A (en) * | 2018-07-11 | 2020-01-21 | 江苏先丰纳米材料科技有限公司 | High-efficiency energy-saving heating pipe and preparation method thereof |
| CN108906559B (en) * | 2018-07-12 | 2023-11-28 | 四川大学 | Heat dissipation type electrode plate for ultrasonic transducer |
| CN109275207A (en) * | 2018-08-21 | 2019-01-25 | 宿州国威热敏新材料有限公司 | The heat sink strip and heating device and dedicated electric appliance of a kind of PTC thermo-sensitive material heating device |
| CN109219167A (en) * | 2018-08-21 | 2019-01-15 | 无锡国威陶瓷电器有限公司 | A kind of PTC heater part |
| CN109152110B (en) * | 2018-08-21 | 2024-05-24 | 宿州国威热敏新材料有限公司 | PTC heating device and electric appliance comprising same |
| CN109277659A (en) * | 2018-08-21 | 2019-01-29 | 宿州国威热敏新材料有限公司 | A kind of manufacturing method of the heat sink strip of PTC thermo-sensitive material heating device |
| CN109246865A (en) * | 2018-08-21 | 2019-01-18 | 无锡国威陶瓷电器有限公司 | A kind of PTC heater part |
| CN109246863A (en) * | 2018-08-21 | 2019-01-18 | 无锡国威陶瓷电器有限公司 | A kind of PTC heater part |
| CN109327923B (en) * | 2018-08-21 | 2024-05-24 | 宿州国威热敏新材料有限公司 | PTC heating device |
| CN109587836A (en) * | 2018-08-21 | 2019-04-05 | 无锡国威陶瓷电器有限公司 | A kind of sub-assembly of PTC heater part |
| CN109041285A (en) * | 2018-08-21 | 2018-12-18 | 宿州国威热敏新材料有限公司 | The heat sink strip and heating device and dedicated electric appliance of a kind of PTC thermo-sensitive material heating device |
| CN109195233B (en) * | 2018-08-21 | 2024-05-24 | 宿州国威热敏新材料有限公司 | PTC heating device |
| CN109168202B (en) * | 2018-08-21 | 2024-05-24 | 宿州国威热敏新材料有限公司 | PTC heating device and electric appliance comprising same |
| CN109246864A (en) * | 2018-08-21 | 2019-01-18 | 无锡国威陶瓷电器有限公司 | A kind of PTC heater part |
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| CN109963360A (en) * | 2018-08-21 | 2019-07-02 | 无锡国威陶瓷电器有限公司 | A kind of sub-assembly of PTC heater part |
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| CN113764171B (en) * | 2021-09-08 | 2023-07-14 | 福建元华泵业有限公司 | Submersible pump transformer and manufacturing method thereof |
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Also Published As
| Publication number | Publication date |
|---|---|
| CN106851868B (en) | 2020-08-14 |
| CN106851869A (en) | 2017-06-13 |
| CN106793193A (en) | 2017-05-31 |
| CN106793193B (en) | 2020-08-14 |
| CN106851869B (en) | 2020-08-14 |
| CN106851868A (en) | 2017-06-13 |
| CN104797015A (en) | 2015-07-22 |
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