CN109195233A - A kind of ptc heater part - Google Patents
A kind of ptc heater part Download PDFInfo
- Publication number
- CN109195233A CN109195233A CN201810986888.9A CN201810986888A CN109195233A CN 109195233 A CN109195233 A CN 109195233A CN 201810986888 A CN201810986888 A CN 201810986888A CN 109195233 A CN109195233 A CN 109195233A
- Authority
- CN
- China
- Prior art keywords
- joint face
- heater
- ptc
- ptc heater
- heat sink
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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- 238000010438 heat treatment Methods 0.000 claims abstract description 19
- 239000000463 material Substances 0.000 claims abstract description 13
- 206010037660 Pyrexia Diseases 0.000 claims abstract description 7
- 238000003032 molecular docking Methods 0.000 claims description 17
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 7
- 239000000741 silica gel Substances 0.000 claims description 7
- 229910002027 silica gel Inorganic materials 0.000 claims description 7
- 239000004568 cement Substances 0.000 claims description 3
- 238000009413 insulation Methods 0.000 claims description 3
- 238000007789 sealing Methods 0.000 claims description 3
- 238000004519 manufacturing process Methods 0.000 abstract description 5
- 230000000694 effects Effects 0.000 abstract description 4
- 238000013461 design Methods 0.000 abstract description 2
- WABPQHHGFIMREM-UHFFFAOYSA-N lead(0) Chemical compound [Pb] WABPQHHGFIMREM-UHFFFAOYSA-N 0.000 abstract description 2
- 230000005611 electricity Effects 0.000 abstract 1
- 238000002788 crimping Methods 0.000 description 15
- 238000004080 punching Methods 0.000 description 11
- 238000003780 insertion Methods 0.000 description 7
- 230000037431 insertion Effects 0.000 description 7
- 238000000034 method Methods 0.000 description 7
- 230000002968 anti-fracture Effects 0.000 description 4
- 238000005868 electrolysis reaction Methods 0.000 description 4
- 230000007704 transition Effects 0.000 description 4
- 230000006378 damage Effects 0.000 description 3
- 230000007547 defect Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 238000005299 abrasion Methods 0.000 description 2
- 230000009471 action Effects 0.000 description 2
- 239000004411 aluminium Substances 0.000 description 2
- 229910052782 aluminium Inorganic materials 0.000 description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 2
- 230000002742 anti-folding effect Effects 0.000 description 2
- 238000005452 bending Methods 0.000 description 2
- 238000003763 carbonization Methods 0.000 description 2
- 239000011248 coating agent Substances 0.000 description 2
- 238000000576 coating method Methods 0.000 description 2
- 238000006073 displacement reaction Methods 0.000 description 2
- 230000001771 impaired effect Effects 0.000 description 2
- 230000007774 longterm Effects 0.000 description 2
- 238000003754 machining Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 230000007306 turnover Effects 0.000 description 2
- 239000011800 void material Substances 0.000 description 2
- TVEXGJYMHHTVKP-UHFFFAOYSA-N 6-oxabicyclo[3.2.1]oct-3-en-7-one Chemical compound C1C2C(=O)OC1C=CC2 TVEXGJYMHHTVKP-UHFFFAOYSA-N 0.000 description 1
- 235000008331 Pinus X rigitaeda Nutrition 0.000 description 1
- 235000011613 Pinus brutia Nutrition 0.000 description 1
- 241000018646 Pinus brutia Species 0.000 description 1
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 238000005253 cladding Methods 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000007373 indentation Methods 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229920001296 polysiloxane Polymers 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 239000000565 sealant Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- 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
- H05B3/03—Electrodes
Abstract
The invention discloses a kind of ptc heater part, the heating device includes no less than two row's radiators and the PTC fever tablet fitted between radiator heat-conducting planar is one group.The heating device has lead surface, there is connecting through hole on the lead surface, and the butt strip of connection power supply lead wire has been riveted on the through-hole, has crimped power supply harness on the butt strip.Using design of the invention, connection inserted sheet can be omitted on the basis of prior art, Electricity Federation patches spring and sheath.It is compared with prior art, the present invention has that structure is simple, material cost reduces, it is reliable to electrically connect, Core Superiorities are significantly improved etc. using safe and production efficiency, has reached the invention effect of practicability, creativeness and novelty perfect combination.
Description
Technical field
The present invention relates to a kind of heater, especially a kind of ptc heater part.
Background technique
(publication number: CN105953423A), exit terminal connect unreliable, at high cost
(publication number: CN202799212U, CN2640002Y, CN2331140Y, CN2346042Y and 201621441888.3
With 201720111877.7), all using power supply leading-in end connection inserted sheet structure
There is PTC thermo-sensitive material heating device power supply and connect portion vulnerable to loosening of influencing of drawing and short circuit in the above-mentioned prior art
Safety hazards.Furthermore, it is necessary to increase inserted sheet, insert spring, sheath, the material cost of product is greatly increased.
201420555835.9 using surfacing
201720221741.1 are directly crimped on exit using by power supply line, and crimping position slightly twists, is easily broken.
A kind of PTC liquid electric heater (publication number CN2612898Y), the power supply line are connected with the electrode and are it
Power supply, the power supply line are connected by the power supply line entrance of the metal shell with the external world.
Using such technical solution, since power supply line is directly connect with electrode, contact resistance is big, and power supply line is in external force
Lower tie-point, which is easily led to, to fall off.
A kind of Rapid electric water heater (publication number CN2742335Y) of PTC heating, conducting wire on electrical control gear with
Inserted sheet on heating device is connected.
Using such technical solution, at least need inserted sheet, insert spring and sheath with the help of complete conducting wire and PTC electrode slice
Connection just can guarantee its safety, meanwhile, the requirement of inserted sheet insertion is very high, if not agreeing with portion with it completes connection, inserted sheet is easy
It falls off from PTC electrode slice and heater is caused to damage.
A kind of PTC heat generating member (publication number CN2684506Y) with fastening terminal, is equipped with cramp, institute on the terminal
The cramp stated is by stamping connection on electrode plate.Using such technical solution, cramp is equivalent to inserted sheet, and the distance of punching press needs
Adjustment in real time inevitably has contact gap at the docking of inserted sheet and slotting spring, if not agreeing with portion with it completes connection, inserted sheet easily from
PTC electrode slice falls off on spring to patching and heater is caused to be not turned on, and adjusts need to have more artificial nurse in real time, causes
Increased costs.
Furthermore the prior art also has the electrode slice using the connection sheet with flange electrolysis or cornerite electrolysis and heating strip
The connection scheme of punching press, though the program can solve the reliable problem of crimping of line group and connection sheet, due to flange electrolysis or packet
Angle electrolysis and electrode slice are face contacts, mutually fit slightly uneven, then easily lead to matching loose, cause to loosen.Along with punching
The plane punch of pressing mold applies surge to two sides of flange or cornerite simultaneously, due to two sides of electrode slice and flange or cornerite
Contact position is line contact, and impression also focuses on this, and the slightly small uneven shape degree of stamping die will lead to electrode slice in indentation line
On damage and fracture, lead to scrapping for a whole set of heating strip and line group.
In summary: there is poor contact, crimping pine in the power supply line of the above-mentioned prior art and the connection type of electrode slice
Dynamic, many safety and reliability hidden danger such as punching press is impaired.
Summary of the invention
Goal of the invention: it is connect present invention solves the technical problem that existing for the connection type of existing power supply line and electrode slice
Touch the safety issue for many safety and reliability hidden danger such as bad, crimping loosens, punching press is impaired.
Technical solution: the present invention the following technical schemes are provided:
A kind of ptc heater part, including heat sink strip and the PTC thermo-sensitive material being fitted on the thermally conductive sheet of heat sink strip hair
Thermal element is one group, has heatproof silica gel between the heat-conducting planar of the heat sink strip thermally conductive sheet and the heating plane of the fever tablet,
The heater, which is clamped in special tooling, solidifies silica gel, after removal tooling, that is, forms the heat sink strip and PTC temperature-sensitive material
Expect to be bonded close, securely one ptc heater part between heater element, the chucking power of the tooling is 2-10Kg, the fever
Piece is no less than 4.
Further, the thermally conductive sheet of the heat sink strip has extended surface, and the end of the extended surface is joint face, the extension
Angle between face and joint face is 45-180 °, there is the interconnecting piece of connection power supply harness on the joint face.
Further, the joint face of the extended surface of the thermally conductive sheet of the heat sink strip has through through-hole, the thickness of the joint face
Degree is 0.25-1.5mm, and the diameter through through-hole is 1.5-6.0mm.
The thickness of the joint face i.e. the thermally conductive sheet thickness of heat sink strip.
Further, it is fitted with conductive sheet on the joint face, has on the conductive plane of the conductive sheet and the connection
Run through the corresponding riveted holes of through-hole on face, the other end, which is connected to, introduces power supply core wire.
Further, there are the anti-reinforcement structure that fractures of strip, institute in the junction plane of the extended surface and the joint face
Stating the anti-reinforcement structure that fractures includes recessed groove or outer convex rib.
The anti-folding defect of aluminium is made up, the reliability of counter-bending, anti-fracture intensity and the product of exit is improved.
Further, after between the joint face of the heat sink strip and docking plain film by being riveted into one, make input power cord
It is rigidly connected entirety between beam and the heater.
Existing heater body and the connection type of power supply are the radiatinig corrugated exit riveting inserted sheets in heater,
The slotting spring of leading-in end crimping elasticity of power supply, by the way that slotting spring is manually inserted into inserted sheet.1, from structural principle: because inserting spring and inserted sheet
Connection positioning is first is that the conductive face contact by the two protrusion arc elastic surfaces and inserted sheet of inserting spring positions, second is that non-in the middle part of spring by inserting
Positioning in the correspondence small sircle hole on the microscopic bumps insertion inserted sheet head designed in elastic cambered surface.Just insert the elastic cambered surface and inserted sheet of spring
Conductive plane between line contact positioning principle: because inserted sheet is by stamped, conducting surface can not carry out surface processing, by
Spring is actually necessarily inserted in the micro-strain caused by the thickness error, punching course of inserted sheet itself, the line contact in principle
The boss of elastic cambered surface and inserted sheet conducting surface is the result of elastic point contact.It is corresponded to from slotting spring microscopic bumps and inserted sheet small
The positioning principle of circular hole: on the butt-joint process for just inserting the production technology of spring and inserted sheet and the inserted sheet of heater and slotting spring, due to by
To manually to it is slotting when insert action and insertion force and the difference of insertion position, lead to insert spring and when inserted sheet docks be pinpoint
Difficulty is very big, the small salient point that slightly deviation will lead to insert spring cannot accurately fall among the small sircle hole of inserted sheet and also be not easy by
Discover, along with the small salient point of slotting spring and the small sircle hole of inserted sheet are produced in batches by punching press, abrasion, material equal error all can
Influence salient point and circular hole intensity, wear-resisting, service life and dimensional accuracy, thus cause to it is slotting when void insert.3, because of heating device or
Product equipped with heating device inevitably will lead to product in production, assembling and visitor under the dynamic factors such as turnover, transport
Using the middle loosening at docking, displacement due to loosening for connecting portion occurs for family, and the great functionality of heater failure thus occurs
Accident.Since the slotting spring of power input charges, once other positions that the slotting spring electrical body loosened encounters product or not homopolarity
In property, it will lead to the significant safeties accidents such as product electrification, short-circuit fire.4, since the docking site of heater is just connected in hair
On hot body, under long-term high-temperature work environment, inevitably result in because inserting the influence of the factors such as material, machining accuracy of spring to making
The elastic pressure for inserting spring reduces, and makes to lead to arcing, carbonization between docking point because of loosening, poor contact, open so that connection occur
The major hidden danger of road or short circuit.
Further, it is exhausted to be cased with heatproof heat-shrinkable T bush for the caulking part and surface live part of the heater and the harness
Edge heat-sealing.
Further, the surface of the riveting engaging portion heatproof heat-shrinkable T bush of the heater and connection surface live part
It has been coated with insulating cement.
Keep surface live part completely insulated, the great exception of working condition is avoided to cause short-circuit hidden danger.
Further, the heater is the multiple groups parallel combination of similar structures.
The utility model has the advantages that the present invention is compared with prior art:
The connection of heating device and input power passes through punching press on thermally conductive/conductive sheet of heat sink strip or rivets to patch piece,
Connection wiring harness be crimped on connect insert spring crimping position, insert spring the other end and to patch piece elasticity to fetch realize.Attached drawing: band
Inserted sheet device figure inserts spring band connection line chart.Prior art defect: 1, because on thermally conductive sheet punching press or rivet or weld to patch piece
Crimping loosens or connects the security risk for loosening and leading to sparking at pressure point caused by loosening.2, because inserted sheet and slotting spring be not to receiving
Position cause to insert cooperate between spring and inserted sheet it is inaccurate cause to insert between spring and inserted sheet loosen open circuit hidden danger.3, insert spring and inserted sheet docking with
Afterwards, it is necessary to cover upper elasticity and loose silicone insulation sheath in junction, be easy to produce because sheath slides bring live part
Exposed security risk, to prevent joint gap and connection from loosening caused contact sparking, although taking in slotting spring and inserted sheet
The technology of junction coating sealant is remedied, but because of the presence of contact gap, under long-time service state, contacts the hidden of loosening
Trouble still can not be eliminated.4, thermally conductive/conductive sheet is easy to be damaged in crimping, is distorted, is easy to cause by external force in use
It generates because crimping injury region twists off bring open failure hidden danger.
The effect that the present invention reaches: 1, the connection of heating device and input power passes through the conductive sheet for directly having crimped harness
On through-hole and between the through-hole of the joint face of thermally conductive/conductive sheet extended surface end of heat sink strip it is direct riveting to realize
Electrically connect the rigid connection that mode is changed to compression joint type by the elastic connection of traditional mutual-inserting type.2, electrical conduction mode is inserted by traditional
The face for being changed to connection plate plane and conductive sheet interplanar between piece and slotting spring by inserting the line contact of spring outer convex rib and inserted sheet interplanar connects
Touching, greatly improves the reliability of electrical connection of product.3, riveting and slotting spring between inserted sheet and heat sink strip conductive sheet are eliminated and is inserted
Docking between piece eliminates the central transition section technique of electrical connection, and the safety is improved, technique is also simple.4, in crimping point
Electrification position has sealed Insulating heat shrink, and surface live part and crimping tie point are securely coated by heat-shrinkable T bush, improved
Security performance.5, the surface of Insulating heat shrink and extended surface end joint face live part and heat-shrinkable T bush surface again
In addition the inventive point of coating insulating cement, thoroughly ensure that the permanent of the safety for electrically connecting part, reliability and service life.
6, the contact area of electrical connections, raising when tongue and groove of the design in the joint face through hole of extended surface end increases crimping
Connection reliability, improves crimping effect, completely eliminates and is electrically connected bring contact in gap caused by loosening because of crimping and beats
The hidden danger of fire.7, in the reinforcement knot for devising strip anti-fracture recessed groove or outer convex rib positioned at extended surface and joint face transition position
Structure improves the intensity in the transition bonding face of extended surface and joint face, anti-fractures and torsional resistance.8, another of the invention
Remarkable result is to eliminate inserted sheet that prior art must use, insert the accessories such as spring, elastic silica gel sheath, greatly reduces product
Cost.
Detailed description of the invention
Fig. 1 is heating device joint face of the present invention and the vertical structural schematic diagram of extended surface；
Fig. 2 is the structural schematic diagram that heating device of the present invention docks plain film；
Fig. 3 is that heating device joint face of the present invention and extended surface vertically connect the structural schematic diagram after power supply.
Specific embodiment
The present invention provides a kind of thinking and methods, and there are many method and the approach for implementing the technical solution, the above institute
Stating is only the preferred embodiment of the present invention, it is noted that for those skilled in the art, is not being departed from
Under the premise of the principle of the invention, several improvements and modifications can also be made, these improvements and modifications also should be regarded as guarantor of the invention
Range is protected, all undefined components in this embodiment can be implemented in the prior art.
Embodiment 1
A kind of ptc heater part, including at least one heat sink strip 1 and the PTC being fitted on the thermally conductive sheet of the heat sink strip 1
Thermo-sensitive material heater element is one group, there is heatproof silica gel 2 between the thermally conductive sheet of the heat sink strip and the heating surface of the fever tablet,
The heater, which is clamped in special tooling, is fully cured silica gel, after removal tooling, that is, forms the heat sink strip 1 and PTC
Close, securely one ptc heater part is bonded between thermo-sensitive material heater element, the chucking power of the tooling is 4-10Kg, institute
It states fever tablet and is no less than 4.
Embodiment 2
The thermally conductive sheet of the heat sink strip 1 is power supply leading-in end, has an extended surface 3 in the leading-in end, the extended surface 3 and is drawn
Entering the angle between end is 45-180 °, and the end of the leading-in end is joint face 4, and the end of the joint face 4 is pressure contact portion 5,
Have on the pressure contact portion 5 through through-hole 6, the pressure contact portion 5 with a thickness of 0.25-1.5mm, the diameter through through-hole 6 is
1.5-6.0mm。
Pressure contact portion effect is the docking plain film of riveting power supply lead wire.General lead surface with a thickness of 0.2-0.4mm, intensity
It is low, be easily deformed, existing through-hole function is riveting inserted sheet, and to spring is patched on inserted sheet, aperture is again smaller than 2mm.
Joint face 4 vertically and with extended surface 3 integrally, has pressure contact portion 5 on the joint face 4, the pressure contact portion 5 prolongs described
Stretch the end in face 3.
The needs of installation space different inside different product, position and distance are adapted to, versatility is increased.
The pressure contact portion 5 be fitted with docking plain film 7, it is described docking plain film 7 one end have receiving introduce power supply core wire and absolutely
The crimp groove 8 of edge covering has crimped power supply core wire and insulated cladding in the groove 8, have in the docking plane 9 of the other end with
The pressure contact portion 5 runs through the corresponding riveted holes 10 of through-hole 6.
The transition face of joint face 4 and pressure contact portion 5 has the anti-reinforcement structure 12 that fractures of concave-convex, the anti-reinforcement structure packet that fractures
Include recessed groove and outer convex rib.
The anti-folding defect of aluminium is made up, the reliability of counter-bending, anti-fracture intensity and the product of exit is improved.
After being integrated between the pressure contact portion 5 and docking plain film 7 of the heat sink strip 1 by rivet, make input power cord
It is rigidly connected entirety between beam and the heater.
Existing heater body and the connection type of power supply are the radiatinig corrugated exit riveting inserted sheets in heater,
The slotting spring of leading-in end crimping elasticity of power supply, by the way that slotting spring is manually inserted into inserted sheet.1, from structural principle: because inserting spring and inserted sheet
Connection positioning is first is that the conductive face contact by the two protrusion arc elastic surfaces and inserted sheet of inserting spring positions, second is that non-in the middle part of spring by inserting
Positioning in the correspondence small sircle hole on the microscopic bumps insertion inserted sheet head designed in elastic cambered surface.Just insert the elastic cambered surface and inserted sheet of spring
Conductive plane between line contact positioning principle: because inserted sheet is by stamped, conducting surface can not carry out surface processing, by
Spring is actually necessarily inserted in the micro-strain caused by the thickness error, punching course of inserted sheet itself, the line contact in principle
The boss of elastic cambered surface and inserted sheet conducting surface is the result of elastic point contact.It is corresponded to from slotting spring microscopic bumps and inserted sheet small
The positioning principle of circular hole: on the butt-joint process for just inserting the production technology of spring and inserted sheet and the inserted sheet of heater and slotting spring, due to by
To manually to it is slotting when insert action and insertion force and the difference of insertion position, lead to insert spring and when inserted sheet docks be pinpoint
Difficulty is very big, the small salient point that slightly deviation will lead to insert spring cannot accurately fall among the small sircle hole of inserted sheet and also be not easy by
Discover, along with the small salient point of slotting spring and the small sircle hole of inserted sheet are produced in batches by punching press, abrasion, material equal error all can
Influence salient point and circular hole intensity, wear-resisting, service life and dimensional accuracy, thus cause to it is slotting when void insert.3, because of heating device or
Product equipped with heating device inevitably will lead to product in production, assembling and visitor under the dynamic factors such as turnover, transport
Using the middle loosening at docking, displacement due to loosening for connecting portion occurs for family, and the great functionality of heater failure thus occurs
Accident.Since the slotting spring of power input charges, once other positions that the slotting spring electrical body loosened encounters product or not homopolarity
In property, it will lead to the significant safeties accidents such as product electrification, short-circuit fire.4, since the docking site of heater is just connected in hair
On hot body, under long-term high-temperature work environment, inevitably result in because inserting the influence of the factors such as material, machining accuracy of spring to making
The elastic pressure for inserting spring reduces, and makes to lead to arcing, carbonization between docking point because of loosening, poor contact, open so that connection occur
The major hidden danger of road or short circuit.
Caulking part between the pressure contact portion 5 and docking plain film 7 of the heater is cased with the insulation heat-sealing of heatproof heat-shrinkable T bush.
Joint face 4 integrally, has pressure contact portion 5 on the joint face 4, the pressure contact portion 5 prolongs described in parallel and with extended surface 3
Stretch the end in face 3.
Keep surface live part completely insulated, the great exception of working condition is avoided to cause short-circuit hidden danger.
The heater can be the multiple groups parallel combination of similar structures.
Claims (9)
1. a kind of ptc heater part, it is characterised in that: including heat sink strip and the PTC being fitted on the thermally conductive sheet of the heat sink strip
Thermo-sensitive material heater element is one group, is had between the heat-conducting planar of the heat sink strip thermally conductive sheet and the heating plane of the fever tablet
Heatproof silica gel, the heater, which is clamped in special tooling, solidifies silica gel, after removal tooling, that is, formed the heat sink strip and
Close, securely one ptc heater part is bonded between PTC thermo-sensitive material heater element, the chucking power of the tooling is 2-10Kg,
The fever tablet is no less than 4.
2. ptc heater part according to claim 1, it is characterised in that: the thermally conductive sheet of the heat sink strip has extended surface, institute
The end for stating extended surface is joint face, and the angle between the extended surface and joint face is 45-180 °, has company on the joint face
Connect the interconnecting piece of power supply harness.
3. ptc heater part according to claim 2, it is characterised in that: the extended surface of the thermally conductive sheet of the heat sink strip
Joint face has through through-hole, the joint face with a thickness of 0.25-1.5mm, the diameter through through-hole is 1.5-6.0mm.
4. ptc heater part according to claim 3, it is characterised in that: conductive sheet is fitted on the joint face, it is described
Have on the conductive plane of conductive sheet and, through the corresponding riveted holes of through-hole, the other end is connected to introducing power supply on the joint face
Core wire.
5. ptc heater part according to claim 4, it is characterised in that: the combination of the extended surface and the joint face
There is the anti-reinforcement structure that fractures of strip in place's plane, the anti-reinforcement structure that fractures includes recessed groove or outer convex rib.
6. ptc heater part according to claim 5, it is characterised in that: lead between the joint face and docking plain film of heat sink strip
It crosses after being riveted into one, makes to be rigidly connected entirety between input power harness and the heater.
7. ptc heater part according to claim 6, it is characterised in that: the caulking part and table of heater and the harness
Face live part is cased with the insulation heat-sealing of heatproof heat-shrinkable T bush.
8. ptc heater part according to claim 7, it is characterised in that: the resistance to warm in riveting engaging portion of the heater
The surface of Heat-Shrinkable Tubings and connection surface live part have been coated with insulating cement.
9. ptc heater part according to claim 8, it is characterised in that: the heater be the multiple groups of similar structures simultaneously
Connection combination.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810986888.9A CN109195233A (en) | 2018-08-21 | 2018-08-21 | A kind of ptc heater part |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810986888.9A CN109195233A (en) | 2018-08-21 | 2018-08-21 | A kind of ptc heater part |
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| Publication Number | Publication Date |
|---|---|
| CN109195233A true CN109195233A (en) | 2019-01-11 |
Family
ID=64916413
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810986888.9A Pending CN109195233A (en) | 2018-08-21 | 2018-08-21 | A kind of ptc heater part |
Country Status (1)
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110243011A (en) * | 2019-06-11 | 2019-09-17 | 浙江米科光电科技股份有限公司 | A kind of PTC super bath |
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