CN206310710U - Liquid heating device - Google Patents
Liquid heating device Download PDFInfo
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- CN206310710U CN206310710U CN201621108749.9U CN201621108749U CN206310710U CN 206310710 U CN206310710 U CN 206310710U CN 201621108749 U CN201621108749 U CN 201621108749U CN 206310710 U CN206310710 U CN 206310710U
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- film heating
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Abstract
The utility model discloses a kind of liquid heating device, including liquid guide device, the liquid guide device includes being provided with the guiding gutter of guiding liquid flow direction, and the first openend and the second openend that the guiding gutter has the first openend and the second openend, the guiding gutter are interconnected；First thick-film heating part, the first thick-film heating part coordinates with first openend；And the second thick-film heating part, the second thick-film heating part coordinates with second openend, and the first thick-film heating part, the second thick-film heating part cooperatively form fluid course with the liquid guide device.Can so realize being heated while the fluid course both sides, reasonable in design, so that the thermal efficiency is high and heated liquid uniformity is good, by controlling the work that worked while the first thick-film heating part and the second thick-film heating part or alternated, the precise control of liquid heating-up temperature and speed in fluid course is realized, temperature reliability is good and functional reliability is high.
Description
Technical field
The utility model is related to electric-heating technology field, particularly a kind of liquid heating device.
Background technology
Thick-film heating element is, using thick film screen typography, insulation Jie to be printed on the substrate such as metal or ceramics
The slurries such as matter, adding thermal resistance, conductor, glass protection, afterwards by the heating element of high temperature sintering, its extensive use
In heating arts such as household electrical appliance, industry, automobile, the energy.Compared with traditional heating (heating wire), thick film heating tool
Have that power density is big, thermal starting is fast, the efficiency of heating surface is high, element is in Boping planar, can also be made into curved surface, small volume is easy to peace
The advantages of dress, energy-conservation.Additionally, the characteristics of its temperature rise speed is fast is applied in insulating pot emphatically, also occur in that on the market at present
Some use the insulating pot of thick-film heating technical work, but heating arrangement design is unreasonable, causes the thermal efficiency not high, water heating speed
Degree is slow, and water yield is small, and temperature is not accurate enough, and functional reliability is poor.
The content of the invention
Based on this, the utility model is the defect for overcoming prior art, there is provided a kind of reasonable in design, the thermal efficiency
Height, the liquid heating device that temperature-controllable is good and functional reliability is high.
Its technical scheme is as follows：
A kind of liquid heating device, including：
Liquid guide device, the liquid guide device includes being provided with the guiding gutter of guiding liquid flow direction, and the guiding gutter has
First openend and the second openend, first openend and the second openend of the guiding gutter are interconnected；
First thick-film heating part, the first thick-film heating part coordinates with first openend；And
Second thick-film heating part, the second thick-film heating part coordinates with second openend, and first thick film
Heating member, the second thick-film heating part cooperatively form fluid course with the liquid guide device.
Wherein in one embodiment, the guiding gutter is S-type or spirality, and the guiding gutter and described first
Thick-film heating part, the second thick-film heating part cooperatively form the fluid course of roundabout type.
Wherein in one embodiment, the two ends of the liquid guide device are provided with water inlet and delivery port.
Wherein in one embodiment, the first thick-film heating part and the second thick-film heating part include substrate and
Thick film heating component, the substrate is provided with lug boss, and the thick film heating component is arranged on the lug boss.
Wherein in one embodiment, the first thick-film heating part and first openend snapping and/or described
When two thick-film heating parts are with the second openend snapping, the guiding gutter is abutted with the lug boss.
Wherein in one embodiment, the thick film heating component includes thick film heating circuit, the thick film heating circuit
With the path matching of the guiding gutter.
Wherein in one embodiment, also including seal, the seal is arranged in the guiding gutter with described first
Between thick-film heating part and/or the second thick-film heating part.
Wherein in one embodiment, the thick film heating component also include insulating barrier, thick film heating circuit, conductive layer with
And coating；The insulating barrier, the thick film heating circuit, the conductive layer and the coating are cascadingly set on described
On the lug boss of metal substrate.
The beneficial effects of the utility model are：
Aforesaid liquid heating device afterwards will by setting the guiding gutter in the installation cavity room of the liquid guide device
The first thick-film heating part coordinates with first openend, and the second thick-film heating part is matched somebody with somebody with second openend
Close so as to form the fluid course between the guiding gutter, and the first openend and the second openend are interconnected, so
Can realize that the liquid in the fluid course simultaneously or alternates heating by the heating plate of both sides simultaneously, structure design conjunction
Reason, so that firing rate is faster, the thermal efficiency is high and heated liquid uniformity is good, by controlling the first thick-film heating part
And worked while the second thick-film heating part or alternate work, liquid in fluid course can be made to obtain different adding
The precise control of hot temperature and speed, temperature reliability is good and functional reliability is high.
Brief description of the drawings
Fig. 1 is the structural blast schematic diagram of the liquid heating device described in the utility model embodiment；
Fig. 2 is the assembling structure schematic diagram of the liquid heating device described in the utility model embodiment；
Fig. 3 is the structural representation of the fluid course described in the utility model embodiment；
Fig. 4 is the profile at the A-A of the fluid course described in the utility model embodiment.
Description of reference numerals：
100th, liquid guide device, 120, guiding gutter, the 122, first openend, the 124, second openend, 126, water inlet,
128th, delivery port, the 200, first thick-film heating part, the 300, second thick-film heating part, 400, fluid course, 500, substrate, 520, convex
The portion of rising, 600, thick film heating component, 620, thick film heating circuit, 640, insulating barrier, 660, conductive layer, 680, coating, 700,
Seal.
Specific embodiment
It is below in conjunction with accompanying drawing and specifically real to make the purpose of this utility model, technical scheme and advantage become more apparent
Mode is applied, the utility model is described in further detail.It should be appreciated that specific embodiment described herein
Only it is used to explain the utility model, does not limit protection domain of the present utility model.
Such as Fig. 1, shown in Fig. 3, a kind of liquid heating device, including liquid guide device 100, the liquid guide device 100 is wrapped
The guiding gutter 120 for being provided with guiding liquid flow direction is included, the guiding gutter 120 has the first openend 122 and the second openend 124,
First openend 122 of the guiding gutter 120 and the second openend 124 are interconnected；First thick-film heating part 200, described
One thick-film heating part 200 coordinates with first openend 122；And the second thick-film heating part 300, the second thick-film heating part
300 coordinate with second openend 124, and the first thick-film heating part 200, the second thick-film heating part 300 and institute
State liquid guide device 100 and cooperatively form fluid course 400.
Aforesaid liquid heating device by setting the guiding gutter 120 in the installation cavity room of the liquid guide device 100,
The first thick-film heating part 200 and first openend 122 are coordinated afterwards, by the second thick-film heating part 300 with
Second openend 124 coordinates so as to form the fluid course 400 between the guiding gutter 120, and the first openend
122 and second openend 124 be interconnected, can so realize liquid in the fluid course 400 simultaneously by both sides plus
Hot plate simultaneously or alternates heating, reasonable in design, so that firing rate is faster, the thermal efficiency is high and heated liquid
Uniformity is good, is worked while the first thick-film heating part 200 and the second thick-film heating part 300 or is spaced by controlling
Alternation, can make liquid in fluid course 400 obtain the precise control of different heating-up temperature and speed, temperature reliability
Get well and functional reliability is high.
In the present embodiment, the liquid guide device 100 can be that metal material is made, or uses high strength plastics
Or the silica gel water channel that composite is fabricated to.A wherein side opening of rectangular frame is first openend 122, and opposite side is opened
Mouth is second openend 124, and two openends are positioned opposite.Additionally, in an embodiment, the first thick-film heating part
200 and the second thick-film heating part 300 be the substrate 500 matched with rectangular frame opening shape and size, both sides
Substrate 500 can seal clamping with the first openend 122, the second openend 124 respectively, if metal water channel can then be given up
Sealing ring is welded, so as to form closed fluid course 400.The guiding gutter 120 is S-type or spirality, and described leads
Chute 120 cooperatively forms the liquid stream of roundabout type with the first thick-film heating part 200, the second thick-film heating part 300
Passage 400.It is possible thereby to the heating surface area and heated time of liquid are further improved, lifting liquid heating device heating liquid
Validity.
In one embodiment, the two ends of the liquid guide device 100 are provided with water inlet 126 and delivery port 128.The liquid is led
The head end that stream device 100 is located at the fluid course 400 is provided with water inlet 126, and the liquid guide device 100 circulates positioned at the liquid
The tail end in road 400 is provided with delivery port 128.The water inlet 126 is connected with water supply installation, and delivery port 128 is connected with water installations,
Thus can realize continuously supplying hot water, improve the lasting use reliability of liquid heating device.Additionally, in order to avoid
Impurity enters in fluid course 400, influences the efficiency of heating surface and prevents from resulting in blockage, and screen pack is set preferably at water inlet 126,
To stop that impurity is invaded, while screen pack is regularly replaced, so as to further improve the service life of liquid heating device.
Refer to Fig. 3, in an embodiment, the liquid guide device 100 be also parallel to each other including multiple and interlaced arrangement in
Guiding gutter on rectangular frame madial wall, guiding gutter and rectangular frame, the first thick-film heating part 200, second thick film
Heating member 300 cooperatively forms the fluid course 400 of roundabout type, and roundabout type (S types) is formed from there through above-mentioned arrangement
Fluid course 400, i.e., hot liquid such as water to be added flows into the fluid course 400 of roundabout type from water inlet 126, by both sides
Thick-film heating circuit 620 quickly, is uniformly heated on substrate 500, so as to realize being flowed out from delivery port 128 the i.e. thermal effect of hot water.
The temperature rise rate and being heated evenly property of liquid can be greatly improved by said structure.
Fig. 1 is refer to, in further embodiment, the first thick-film heating part 200 and the second thick-film heating part
300 include substrate 500 and thick film heating component 600, and the substrate 500 is provided with lug boss 520, the thick film heating component
600 are arranged on the lug boss 520.Wherein, the outside projection of the central region of substrate 500 forms rectangular preiection portion 520, raised
Portion 520 is the groove to form rectangle, the notch size of groove and the opening size of rectangular box towards the side of guiding subassembly 140
Match, thus both fitting tights can be realized, so that the sealing reliability of fluid course 400.Meanwhile, substrate 500 is done
Into nonplanar structure, can cause that the oxide layer of the sintered formation of back is difficult to be destroyed, ensure its performance.Additionally,
In one embodiment, the width of the guiding gutter more than rectangular frame width, when the first thick-film heating part 200 and described the
When the snapping of one openend 122 and/or the second thick-film heating part 300 are with 124 snapping of the second openend, guiding gutter and institute
Lug boss 520 is stated to abut.Can form closed cavity when two substrates 500 and rectangular frame splice, the height of cavity with
The width of guiding gutter matches, thus can be that guiding gutter adds with the first thick-film heating part 200, second thick film simultaneously
The groove bottom wall of the groove of warmware 300 is abutted, and so can not only cause that the volume in fluid course 400 is maximized, the confession of device
Water is big, while liquid random channelling inside device can also be avoided, influences liquid temperature rise efficiency.
As shown in figure 3, in an embodiment, the thick film heating component 600 includes thick film heating circuit 620, the thick film
Heating circuit 620 is identical with the extension track of the guiding gutter 120.Substrate 500 is by metal substrate and the heat resistance layer (thickness
Film heating circuit 620 is constituted, and heat resistance layer is made on the lug boss 520 of metal substrate and position by printing-sintering technique
In fluid course 400 away from side.In another embodiment, the thick film heating component 600 also includes insulating part 640, conductive layer
660 and coating 680, the insulating part 640, the thick film heating circuit 620, the conductive layer 660 and the insulating part
640 are cascadingly set on the lug boss 520.In the present embodiment, the conductive layer 660 is thick film conductive layer, and it is covered
In simultaneously electrically being connected with electric supply installation in the thick film resistive layer of heating simultaneously, so as to produce heat for thick film resistive layer is powered,
Compact conformation, simple, good reliability of generating heat；Additionally, the thick film that is sticked between the bottom and metal substrate of the thick film resistive layer
Dielectric layer, thus power supply conduction can be prevented to metal substrate, eliminate the electrical shock safety hazard for existing, the safety that raising is used
Reliability.Simultaneously, it is ensured that thick film resistive layer is identical with the extension track of fluid course 400, thus can further improve liquid
The completeness and adequacy of heating, it is ensured that temperature rise efficiency high.
Additionally, in an embodiment, aforesaid liquid heating device also includes seal 700, the seal 700 is arranged in institute
State between guiding gutter 120 and the first thick-film heating part 200 and/or the second thick-film heating part 300.The seal
700 is sealing ring, can also be in other embodiments other seal members；The geomery of sealing ring is thick with described first
The opening that 200 upper projecting portion of film heating member 520 is formed matches, close when rectangular box and the first thick-film heating part 200 are installed
Seal by reliable grip, thus can reach good sealing effectiveness, it is to avoid the liquid in fluid course 400 oozes out, shadow
Ring liquid heating device normally to use, it is to avoid the wasting of resources, while the electric shock accidents for preventing leak from triggering occurs.Similarly, it is described
Seal 700 is arranged between the second thick-film heating part 300 and second openend 124.When rectangular box and the second thickness
When film heating member 300 is installed, sealing ring by reliable grip, thus can reach good sealing effectiveness, it is to avoid fluid course 400
Interior liquid is oozed out, and influence liquid heating device is normally used, it is to avoid the wasting of resources, while preventing the electric shock accidents that leak triggers
Occur.Additionally, the opening edge that the lug boss 520 of the first thick-film heating part 200 and the second thick-film heating part 300 is formed
Edge indent is provided with annular positioning groove, for clamp sealing ring, so as to improve the mounting stability of sealing ring, it is ensured that sealing
Energy.
Each technical characteristic of embodiment described above can be combined arbitrarily, to make description succinct, not to above-mentioned reality
Apply all possible combination of each technical characteristic in example to be all described, as long as however, the combination of these technical characteristics is not deposited
In contradiction, the scope of this specification record is all considered to be.
Embodiment described above only expresses several embodiments of the present utility model, and its description is more specific and detailed,
But therefore can not be interpreted as the limitation to utility model patent scope.It should be pointed out that for the common skill of this area
For art personnel, without departing from the concept of the premise utility, various modifications and improvements can be made, these are belonged to
Protection domain of the present utility model.Therefore, the protection domain of the utility model patent should be determined by the appended claims.
Claims (8)
1. a kind of liquid heating device, it is characterised in that including：
Liquid guide device, the liquid guide device includes being provided with the guiding gutter of guiding liquid flow direction, and the guiding gutter has first
Openend and the second openend, first openend and the second openend of the guiding gutter are interconnected；
First thick-film heating part, the first thick-film heating part coordinates with first openend；And
Second thick-film heating part, the second thick-film heating part coordinates with second openend, and first thick-film heating
Part, the second thick-film heating part cooperatively form fluid course with the liquid guide device.
2. liquid heating device according to claim 1, it is characterised in that the guiding gutter is S-type or spirality,
And the liquid that the guiding gutter cooperatively forms roundabout type with the first thick-film heating part, the second thick-film heating part circulates
Road.
3. liquid heating device according to claim 1, it is characterised in that the two ends of the liquid guide device are provided with into water
Mouth and delivery port.
4. liquid heating device according to claim 1, it is characterised in that the first thick-film heating part and described second
Thick-film heating part includes substrate and thick film heating component, and the substrate is provided with lug boss, and the thick film heating component is arranged at
On the lug boss.
5. liquid heating device according to claim 4, it is characterised in that the first thick-film heating part and described first
When openend snapping and/or the second thick-film heating part are with the second openend snapping, the guiding gutter and the projection
Portion abuts.
6. the liquid heating device according to any one of Claims 1-4, it is characterised in that the thick film heating component bag
Include thick film heating circuit, the path matching of the thick film heating circuit and the guiding gutter.
7. the liquid heating device according to any one of Claims 1-4, it is characterised in that described close also including seal
Sealing is arranged between the guiding gutter and the first thick-film heating part and/or the second thick-film heating part.
8. liquid heating device according to claim 4, it is characterised in that the thick film heating component also includes insulation
Layer, thick film heating circuit, conductive layer and coating；The insulating barrier, the thick film heating circuit, the conductive layer and described
Coating is cascadingly set on the lug boss of the substrate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621108749.9U CN206310710U (en) | 2016-10-08 | 2016-10-08 | Liquid heating device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621108749.9U CN206310710U (en) | 2016-10-08 | 2016-10-08 | Liquid heating device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206310710U true CN206310710U (en) | 2017-07-07 |
Family
ID=59243134
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621108749.9U Active CN206310710U (en) | 2016-10-08 | 2016-10-08 | Liquid heating device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206310710U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2595630A (en) * | 2020-03-24 | 2021-12-08 | Ferro Tech Bv | Flow through heaters |
-
2016
- 2016-10-08 CN CN201621108749.9U patent/CN206310710U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2595630A (en) * | 2020-03-24 | 2021-12-08 | Ferro Tech Bv | Flow through heaters |
| GB2595630B (en) * | 2020-03-24 | 2022-06-15 | Ferro Tech Bv | Flow through heaters |
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