CN103152851B - Thick film liquid heating device - Google Patents
Thick film liquid heating device Download PDFInfo
- Publication number
- CN103152851B CN103152851B CN201310081189.7A CN201310081189A CN103152851B CN 103152851 B CN103152851 B CN 103152851B CN 201310081189 A CN201310081189 A CN 201310081189A CN 103152851 B CN103152851 B CN 103152851B
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- thick film
- heated substrates
- sealing plate
- heated
- film circuit
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- 239000007788 liquid Substances 0.000 title claims abstract description 36
- 238000010438 heat treatment Methods 0.000 title abstract description 42
- 239000000758 substrate Substances 0.000 claims abstract description 119
- 238000007789 sealing Methods 0.000 claims abstract description 73
- 239000010935 stainless steel Substances 0.000 claims description 37
- 229910001220 stainless steel Inorganic materials 0.000 claims description 37
- 230000004888 barrier function Effects 0.000 claims description 11
- YCKRFDGAMUMZLT-UHFFFAOYSA-N Fluorine atom Chemical compound [F] YCKRFDGAMUMZLT-UHFFFAOYSA-N 0.000 claims description 7
- 239000011247 coating layer Substances 0.000 claims description 7
- 239000011737 fluorine Substances 0.000 claims description 7
- 229910052731 fluorine Inorganic materials 0.000 claims description 7
- 239000011347 resin Substances 0.000 claims description 7
- 229920005989 resin Polymers 0.000 claims description 7
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims description 6
- 238000004512 die casting Methods 0.000 claims description 6
- 229910052710 silicon Inorganic materials 0.000 claims description 6
- 239000010703 silicon Substances 0.000 claims description 6
- 239000004020 conductor Substances 0.000 claims description 5
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 abstract description 8
- 238000009413 insulation Methods 0.000 abstract description 5
- 230000000694 effects Effects 0.000 abstract description 4
- 239000000377 silicon dioxide Substances 0.000 abstract description 3
- 238000001816 cooling Methods 0.000 abstract 1
- 230000002035 prolonged effect Effects 0.000 abstract 1
- 238000003466 welding Methods 0.000 description 9
- 239000011521 glass Substances 0.000 description 6
- 239000012530 fluid Substances 0.000 description 5
- 239000006185 dispersion Substances 0.000 description 4
- 239000002699 waste material Substances 0.000 description 4
- 238000005452 bending Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 239000004519 grease Substances 0.000 description 3
- 238000010030 laminating Methods 0.000 description 3
- 229920001296 polysiloxane Polymers 0.000 description 3
- 229910000838 Al alloy Inorganic materials 0.000 description 2
- 230000017525 heat dissipation Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000011241 protective layer Substances 0.000 description 2
- 239000000741 silica gel Substances 0.000 description 2
- 229910002027 silica gel Inorganic materials 0.000 description 2
- 238000005245 sintering Methods 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 description 1
- MARDFMMXBWIRTK-UHFFFAOYSA-N [F].[Ar] Chemical compound [F].[Ar] MARDFMMXBWIRTK-UHFFFAOYSA-N 0.000 description 1
- 230000002421 anti-septic effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000005422 blasting Methods 0.000 description 1
- 230000036760 body temperature Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005485 electric heating Methods 0.000 description 1
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 239000010410 layer Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000007639 printing Methods 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 238000007650 screen-printing Methods 0.000 description 1
- 239000002002 slurry Substances 0.000 description 1
- 229910000679 solder Inorganic materials 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 238000007651 thermal printing Methods 0.000 description 1
- 230000008719 thickening Effects 0.000 description 1
- 239000002918 waste heat Substances 0.000 description 1
Abstract
The invention relates to a thick film liquid heating device, which comprises a heating substrate, wherein a thick film circuit is printed on one surface of the heating substrate; a sealing plate which is used for sealing the thick film circuit on the heating substrate is sealed on the surface of the heating substrate where the thick film circuit is printed; an insulation layer is printed on the sealing plate; the insulation layer is arranged on a sealing surface sealed between the sealing plate and the heating substrate; a heat conductive silica layer is coated on the insulation layer; a groove used for the thick film circuit routing is cast outwards on the sealing plate; and the groove position is matched with the position of an external contact of the thick film circuit. According to the thick film liquid heating device provided by the invention, the heat conductive silica layer is adopted to increase heat conduction, and the groove used for routing the thick film circuit is cast on the sealing plate, the overall heating device can be immersed into the to-be-heated liquid, thus, the heat energy produced by the heating device is effectively used, and the heat exchange areas of the heating device are increased exponentially, the cooling effect of the heating device is further improved, the working temperature of the heating device is effectively reduced, the anti-scaling performance of the heating device is improved, and the service life of the heating device is prolonged.
Description
Technical field
The present invention relates to fluid electric heating device technical field, particularly relate to a kind of thick film liquid heater.
Background technology
Thick-film heating technology is at one piece of substrate; as stainless-steel sheet, pottery, glass or aluminium alloy plate adopt thick film screen typography; successively on substrate, print dielectric, heating resistor, conductor and insulating protective layer, through the heater element of high temperature sintering.Current thick film thermal printing techniques is ripe gradually, has the advantages that heat conductivility is good, area of dissipation is large and security performance is high, is widely used at heating art such as various household electrical appliances, instruments because its heat efficiency is high.
But, the current efficiency for fluid heating and performance also do not reach the designing requirement of fully effective utilization, and as electric kettle of the prior art, the one side of its heating plate directly contacts with fluid, and another side contacts with exterior part and air, cause the waste of part of waste heat.And for example be used in prior art making the thick film heater of water heater, it generally adopts two pieces of heating plate laminatings and welded seal, to avoid the thick film circuit on heating plate and the contact between fluid to be heated, but heating plate one end because of energising requirement need with fluid isolation to be heated, general employing is directly isolated in water heater housing outside by establishing heating plate one end of external contact, to avoid electric leakage, such design, the heat exchange of heater is not only made to be confined on two faces of heating plate, and waste the heat exchange being provided with heating plate one end, external contact in use, fail fully effectively to utilize its heat efficiency.Further, this heater in use, because the gapless of two pieces of heating plates is fitted, reduce the heat dispersion of heater, very easily cause heater body temperature too high, make heater surfaces easily produce incrustation scale or cause heater texturing and burn, the above-mentioned useful life all reducing heater.
Summary of the invention
Technical problem to be solved by this invention there are for existing heater the problems referred to above that heating plate working temperature is high, radiating efficiency is low, yielding and heat efficiency utilance is low, provides that a kind of heating plate working temperature is lower, radiating efficiency is high, heat efficiency utilance is high, the thick film liquid heater of long service life and ease of assembly.
For solving the problem, technical scheme of the present invention is:
A kind of thick film liquid heater, comprise the heated substrates that has heat conductivility, the one side of heated substrates is printed with thick film circuit, the one side that described heated substrates is printed with thick film circuit is sealed with the sealing plate of thick film circuit on heated sealed substrate, insulating barrier is printed with on sealing plate, insulating barrier is arranged on the sealing surface of sealing plate with heated substrates sealing, insulating barrier is coated with thermal conductive silicon glue-line; On described sealing plate, outside die casting has the groove for thick film circuit cabling, and the position of groove location and the external contact of thick film circuit matches.
Be compared to prior art, monolithic heated substrates is sealed on sealing plate by thick film liquid heater of the present invention, utilize the heat transfer between thermal conductive silicon glue-line increase heated substrates and sealing plate, and die casting groove is used for thick film circuit cabling on sealing plate, heater block in whole heater all can be immersed in liquid to be heated, not only effectively make use of the heat energy that heater produces, avoid heat waste, and the heat exchange area adding heater at double, further improve the radiating efficiency of heater, thus effectively reduce the working temperature of heater, improve anti-scaling property and the useful life of heater.
Preferably, described sealing plate is tabular, and heated substrates is provided with the border for welded seal plate, and sealing plate welds with the border of heated substrates.Flat sealing plate adopts the fixing seals of minimum area to seal thick film circuit, the area of dissipation of heater is maximized and rate of heat dissipation the highest.
Preferably, described sealing plate is channel-shaped, and the trough rim of sealing plate projection is welded on four sides of heated substrates.The sealing plate of channel-shaped ensure that the bonding strength between sealing plate and heated substrates.
Preferably, described heater also comprises and has same structure second heated substrates, heated substrates and the second heated substrates be arranged in parallel, heated substrates and the second heated substrates are removably connected by clip, described clip is provided with the first clamping part, the second clamping part and interval maintaining part, first clamping part is for clamping heated substrates, and the second clamping part is for clamping the second heated substrates, and interval maintaining part is for controlling the spacing before heated substrates and the second heated substrates.The detachable connection of two pieces of heated substrates, for meeting the requirement of different heating device heating power, the clip design of simple structure, be conducive to the dismounting of two pieces of heated substrates with fixing, on clip, interval maintaining part makes two pieces of heated substrates keep certain spacing, ensure the area of dissipation of two pieces of heated substrates under co-operation, effectively raise radiating efficiency.
Preferably, the cross section of described groove is circular, and groove is provided with wire hole, and wire hole is welded with stainless-steel pipe.Cross section circular groove is conducive to the welding of stainless-steel pipe.
Preferably, the other end of described stainless-steel pipe is connected with ring flange, and stainless-steel pipe welds with ring flange or is threaded.Ring flange is directly connected with the housing of liquid to be heated, external for heater body wire, the heater block in whole heater all can be immersed in liquid to be heated, avoid the waste of heat.
Preferably, described ring flange is also provided with the installing hole for temperature signal conductor wiring, installing hole is connected with stainless-steel pipe, stainless-steel pipe is provided with temperature sensor.The wire being used for transmitting testing result for detecting the temperature of liquid to be heated, and moves towards along stainless-steel pipe inside by temperature sensor.
Preferably, described heater outer surface is coated with fluorine resin coating layer.Fluorine resin coating layer has feature that is high temperature resistant, anticorrosion, antiscale, is conducive to the useful life of improving heater.
Accompanying drawing explanation
Fig. 1 is the structural representation of heated substrates in thick film liquid heater of the present invention.
Fig. 2 is the structural representation of thick film liquid heater of the present invention.
Fig. 3 is the section structure for amplifying schematic diagram of thick film liquid heater of the present invention.
Fig. 4 be in thick film liquid heater of the present invention sealing plate structural representation.
Fig. 5 be in the embodiment of the present invention 2 sealing plate structural representation.
Fig. 6 is the structural representation of the embodiment of the present invention 3 thick film liquid heater.
Fig. 7 is the side-looking structural representation of the embodiment of the present invention 3 thick film liquid heater.
Fig. 8 is the structural representation of the embodiment of the present invention 3 thick film liquid heater clip.
Embodiment
Further describe the present invention below in conjunction with drawings and Examples, but protection scope of the present invention is not limited to this.
Embodiment 1:
With reference to Fig. 1-3, thick film liquid heater of the present invention comprises the heated substrates 1 that has heat conductivility, heated substrates 1 is stainless-steel sheet or the aluminium alloy plate of plane, the one side of heated substrates 1 is printed with thick film circuit 2, heated substrates 1 is provided with the border 1.1 for welded seal plate 3, this border 1.1 is the position that thick film circuit 2 is reserved on heated substrates 1, and namely thick film circuit 2 is printed on the middle part of heated substrates 1, and the outer ring of thick film circuit 2 is border 1.1 part.With reference to Fig. 2-3, the one side that heated substrates 1 is printed with thick film circuit 2 is sealed with the sealing plate 3 for thick film circuit 2 on heated sealed substrate 1, sealing plate 3 is tabular, sealing plate 3 is printed with insulating barrier 3.1, insulating barrier 3.1 is glass glaze and silica, namely insulating barrier 3.1 is arranged on the sealing surface that sealing plate 3 and heated substrates 1 seal, and sealing plate 3 welds with the border 1.1 of heated substrates 1.When heated substrates 1 welds with sealing plate 3, coated with thermally conductive layer of silica gel 3.2 on the insulating barrier 3.1 of sealing plate 3, thermal conductive silicon glue-line 3.2 auxiliary heating substrate 1 Homogeneouslly-radiating.
With reference to Fig. 1-4, on sealing plate 3, outside die casting has the groove 4 for thick film circuit cabling, and the position of groove 4 position and the external contact 5 of thick film circuit 2 matches.The cross section of groove 4 is circular, and groove 4 is provided with wire hole, wire hole is welded with stainless-steel pipe 6, the other end of stainless-steel pipe 6 is connected with ring flange 7, stainless-steel pipe 6 welds with ring flange 7 or is threaded, and when employing is threaded, answers cushioning O RunddichtringO.Ring flange 7 is also provided with the installing hole for temperature signal conductor wiring, installing hole is connected with stainless-steel pipe 6.1, stainless-steel pipe 6.1 is provided with temperature sensor, heater outer surface is coated with fluorine resin coating layer, fluorine resin coating layer has feature that is high temperature resistant, anticorrosion, antiscale, is conducive to the useful life of improving heater.
With reference to Fig. 1-4, thick film liquid heater of the present invention is made as follows:
Step one: according to the power designs requirement of heated substrates 1, select the size of heated substrates 1, the selection of thickness is then directly proportional to heated substrates 1 size according to power.Power is large, the corresponding increasing of area of heated substrates 1, the thickness also corresponding thickening of heated substrates 1, and when can reduce heating like this, temperature is too high and cause heated substrates 1 to occur bending and deformation, and thick-film heating resistance circuit power is generally 40 ~ 60W/C ㎡.The area of heated substrates 1 and thickness can be selected according to the needs of user power, in the present embodiment with the area power of every square centimeter for 25w, thickness is 1.2-2mm is that example is described.Heated substrates 1 and sealing plate 3 select model to be the stainless-steel sheet of SUS444 or 316, because of these two models stainless-steel sheet than the model that traditional silk-screened adopts be 430,304, the adhesion strength of SU314 stainless-steel sheet and resistance slurry is stronger, coefficient of thermal expansion is less, anti-rust and corrosionproperties is better, and thermal conduction effect is better.
Step 2: need stainless-steel sheet to be shut out the identical rectangular flat plate of two block sizes according to the design of step one, one piece as heated substrates 1, another block is as sealing plate 3.Select wherein one piece of stainless-steel sheet to go out in the angle place die casting of rectangular one end the groove 4 that a cross section is circle, the cross sectional shape of its further groove 4 also can select rectangle, square etc.
Step 3: carry out silk screen printing dielectric glass glaze on heated substrates 1; and according to heating resistor line map printing heating resistor and conductor paste; republish insulating protective layer glass glaze; make formation thick film circuit 2, and reserve the welding interface 1.1 of 7-11mm at heated substrates 1 periphery when printed glass glaze.Make to print insulating barrier 3.1 i.e. glass glaze on sealing plate 3, then heated substrates 1 and sealing plate 3 are sent into 850 degree of high temperature sintering furnaces and sinter.
Step 4: on the external contact 5 of heated substrates 1, according to power with high-strength tin welding dimension high temperature wire, after use high-temperature insulation silica gel solder joint position sealing and reinforcing again.
Step 5: select two stainless-steel pipes, namely the stainless-steel pipe 6 in Fig. 4 and stainless-steel pipe 6.1, bend to the angle of needs or select straight tube, one end of stainless-steel pipe 6 is welded with the wire hole on groove 4, and the other end welds with ring flange 7 or is threaded.One end of stainless-steel pipe 6.1 is welded with ring flange 7 or is threaded, mounting temperature sensor on stainless-steel pipe 6.1, and near side (ns) temperature sensor being arranged on heated substrates 1.
Step 6: obtain heated substrates 1 and sealing plate 3 by above-mentioned steps, the heated substrates 1 being printed with thick film circuit 2 one side is bonded according to the position of groove 4 and external contact 5 with sealing plate 3, and on the sealing surface of sealing plate 3, smear High temperature and insulating heat conductive silicone grease, form thermal conductive silicon glue-line 3.2, and high temperature wire is passed ring flange 7 through stainless-steel pipe 6 from the groove 4 of sealing plate 3, carry out welding with temperature reduction technology after two plates merge or adhering and sealing is fixed, welding manner can adopt the weldering of argon fluorine, Laser Welding etc.Heat conductive insulating silicone grease can play the heat of heated substrates 1 evenly pass to sealing plate 3, sealing plate 3 can be made evenly heat radiation, simultaneously also play insulation protection effect.
Step 7: smear high-temperature resistant anti-corrosive silicone grease on stainless-steel pipe 6 with the weld part of groove 4 Top Leading-out Hole and the weld part of stainless-steel pipe 6.1 and ring flange 7, strengthen the antiseptic property of welding position, increase the service life.
Step 8: finally the whole heater surfaces be welded and fixed through blasting treatment, sinter after spraying fluorine resin coating layer, fluorine resin coating layer has feature that is high temperature resistant, anticorrosion and antiscale.
The thick film liquid heater of the present embodiment by independent sealed for monolithic heated substrates 1 on sealing plate 3, thermal conductive silicon glue-line 3.2 is utilized to increase heat transfer between heated substrates 1 and sealing plate 3, and be connected with ring flange 7 with sealing plate 3 with stainless-steel pipe 6.1 by stainless-steel pipe 6, make the wire in heater can lead to ring flange 7 through the groove 4 of sealing plate 3 and stainless-steel pipe 6 from external contact 5, reach the completely isolated of liquid to be heated and power supply, and the heater block in whole heater all can be immersed in liquid to be heated.Flat sealing plate 3 adopts the fixing seals of minimum area to seal thick film circuit 2, make the area of dissipation of heater maximize and rate of heat dissipation the highest.Wherein ring flange 7 is directly connected with the housing of liquid to be heated, external for heater body wire, heater block in whole heater all can be immersed in liquid to be heated, make the heat efficiency reach more than 99%, have significant lifting relative to the heat efficiency of conventional heater.
The present embodiment is described for 25w for the area power of every square centimeter on every block heated substrates, and owing to being two pieces of heated substrates laminating welded seals in prior art, if the heating power of every block heated substrates is identical, then the area power of every square centimeter is far longer than 25w, therefore, when heating, in prior art, the temperature of heated substrates will far away higher than the temperature of heated substrates in the present embodiment.Meanwhile, according to the bubble of two kinds of heaters in heating process and sound, temperature rise situation when it heats can be judged, also can judge the temperature of the working temperature of the heated substrates in the present embodiment far below heated substrates in prior art.
Embodiment 2:
Difference in the thick film liquid heater of the present embodiment and embodiment 1 is the Welding Structure of heated substrates 1 and sealing plate 3 and heated substrates 1 and sealing plate 3 self structure, other structure and manufacture method are all roughly the same with embodiment 1, please refer to embodiment 1, do not repeat them here, the following detailed description of the concrete Welding Structure in embodiment 2.
With reference to Fig. 5, sealing plate 3 is channel-shaped, is shallow box-like, and the trough rim 8 of sealing plate 3 projection is welded on four sides of heated substrates 1.The sealing plate 3 of channel-shaped ensure that the bonding strength between sealing plate 3 and heated substrates 1, its beneficial effect is with reference to embodiment 1, but because four sides of its heated substrates 1 are all coated by sealing plate 3, adopt every empty welded seal, its heat dispersion slightly reduces compared with the heat dispersion in embodiment 1, but be compared to prior art, be then significantly improved.
When realizing the sealing every sky of embodiment 2, also can adopt and make heated substrates 1 be channel-shaped body reserved border 1.1 part bending, namely thick film circuit 2 is printed in the groove bottom of heated substrates 1, the inner side on border 1.1 is used for welding with sealing plate 3, and adopt tabular with sealing plate 3, also can reach the effect of above-mentioned channel-shaped sealing plate 3.
Embodiment 3:
With reference to Fig. 6-8, the present embodiment will finally obtain two pieces of identical heated substrates respectively by embodiment 1 or embodiment 2, and two pieces of identical heated substrates are arranged on same ring flange 7, and on ring flange 7 die casting three installing holes, be respectively used to heated substrates 9, second heated substrates 10 and temperature sensor is installed.Heated substrates 9 and the second heated substrates 10 be arranged in parallel, and heated substrates 9 and the second heated substrates 10 are removably connected by clip 11.Clip 11 is provided with the first clamping part 12, second clamping part 13 and interval maintaining part 14, clip 11 fixes clip for bending to m type by stainless-steel sheet, and carry out clip in the middle of the heated substrates and fix, wherein the first clamping part 12 is for clamping heated substrates 9, second clamping part 13 is for clamping the second heated substrates 10, and interval maintaining part 14 is for controlling the spacing before heated substrates 9 and the second heated substrates 10.Two pieces of detachable connections of heated substrates, for meeting the requirement of different heating device heating power, the clip design of simple structure, be conducive to the dismounting of two pieces of heated substrates, on clip, interval maintaining part makes two pieces of heated substrates keep certain spacing, ensure the area of dissipation of two pieces of heated substrates under co-operation, effectively raise radiating efficiency.
The heater of two pieces of heated substrates assemblings in the present embodiment, due to influencing each other between two pieces of heated substrates, its heat dispersion will decline to some extent compared to the heater of monolithic heated substrates, but in contrast to the heater of two pieces of heated substrates laminating welded seals in prior art, its area of dissipation adds one times with regard to whole, therefore, when heating, in prior art, the temperature of heated substrates will far away higher than the temperature of heated substrates in the present embodiment.Simultaneously, by the temperature rise of volume in finite time and the conversion of heater self-radiating of liquid to be heated, heater in known the present embodiment operationally, its working temperature only exceeds 20-25 degree than the temperature of liquid to be heated, and the heating-up temperature of general rapid heater is no more than 75 degree, therefore in the present embodiment in heater the temperature-controllable of heated substrates within 100 degree, thus effectively reduce the working temperature of heater, overcome the shortcoming of the yielding and easy fouling of heater surfaces of heated substrates, improve anti-scaling property and the useful life of heater.
In above-mentioned explanation, all special instructions that do not add, all adopt technological means of the prior art.
Claims (6)
1. a thick film liquid heater, comprise the heated substrates that has heat conductivility, the one side of heated substrates is printed with thick film circuit, it is characterized in that, the one side that described heated substrates is printed with thick film circuit is sealed with the sealing plate of thick film circuit on heated sealed substrate, be printed with insulating barrier on sealing plate, insulating barrier is arranged on the sealing surface of sealing plate with heated substrates sealing, insulating barrier is coated with thermal conductive silicon glue-line; On described sealing plate, outside die casting has the groove for thick film circuit cabling, and the position of groove location and the external contact of thick film circuit matches; The cross section of described groove is circular, and groove is provided with wire hole, and wire hole is welded with stainless-steel pipe, and the other end of stainless-steel pipe is connected with ring flange, and stainless-steel pipe welds with ring flange or is threaded.
2. thick film liquid heater according to claim 1, is characterized in that, described sealing plate is tabular, and heated substrates is provided with the border for welded seal plate, and sealing plate welds with the border of heated substrates.
3. thick film liquid heater according to claim 1, is characterized in that, described sealing plate is channel-shaped, and the trough rim of sealing plate projection is welded on four sides of heated substrates.
4. the thick film liquid heater according to Claims 2 or 3, it is characterized in that, described heater also comprises and has same structure second heated substrates, heated substrates and the second heated substrates be arranged in parallel, heated substrates and the second heated substrates are removably connected by clip, described clip is provided with the first clamping part, the second clamping part and interval maintaining part, first clamping part is for clamping heated substrates, second clamping part is for clamping the second heated substrates, and interval maintaining part is for controlling the spacing before heated substrates and the second heated substrates.
5. thick film liquid heater according to claim 1, is characterized in that, described ring flange is also provided with the installing hole for temperature signal conductor wiring, installing hole is connected with stainless-steel pipe, stainless-steel pipe is provided with temperature sensor.
6. thick film liquid heater according to claim 1, is characterized in that, described heater outer surface is coated with fluorine resin coating layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310081189.7A CN103152851B (en) | 2013-03-13 | 2013-03-13 | Thick film liquid heating device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310081189.7A CN103152851B (en) | 2013-03-13 | 2013-03-13 | Thick film liquid heating device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103152851A CN103152851A (en) | 2013-06-12 |
| CN103152851B true CN103152851B (en) | 2015-01-21 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201310081189.7A Expired - Fee Related CN103152851B (en) | 2013-03-13 | 2013-03-13 | Thick film liquid heating device |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109798665A (en) * | 2019-01-24 | 2019-05-24 | 浙江安扬新能源科技有限公司 | Quadrangle aluminium alloy thick film heating device |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2305233A (en) * | 1995-09-15 | 1997-04-02 | Welwyn Components Ltd | Water heater with thick film printed circuit |
| GB2338632A (en) * | 1998-06-16 | 1999-12-22 | Pifco Ltd | Metal sheathed planar element: Edge connector with shutter |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100783225B1 (en) * | 2006-02-27 | 2007-12-06 | (주) 씨엠테크 | Manufacturing method for ceramic heater and its ceramic heater |
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2013
- 2013-03-13 CN CN201310081189.7A patent/CN103152851B/en not_active Expired - Fee Related
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2305233A (en) * | 1995-09-15 | 1997-04-02 | Welwyn Components Ltd | Water heater with thick film printed circuit |
| GB2338632A (en) * | 1998-06-16 | 1999-12-22 | Pifco Ltd | Metal sheathed planar element: Edge connector with shutter |
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| CN103152851A (en) | 2013-06-12 |
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Effective date of registration: 20150526 Address after: 73-75 No. 313008 Zhejiang province Zhili town Huzhou city Wuxing Road Patentee after: Shen Minjiang Address before: 73-75 No. 313008 Zhejiang province Zhili town Huzhou city Wuxing Road Patentee before: Shen Minjiang Patentee before: Zhang Zhuopeng |
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Effective date of registration: 20151110 Address after: 313000 Zhejiang city of Huzhou Province town revitalization District 2 Building Room 302 Patentee after: Shen Minxia Address before: 73-75 No. 313008 Zhejiang province Zhili town Huzhou city Wuxing Road Patentee before: Shen Minjiang |
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