CN206389577U - Ptc liquid heater - Google Patents
Ptc liquid heater Download PDFInfo
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- CN206389577U CN206389577U CN201621450429.1U CN201621450429U CN206389577U CN 206389577 U CN206389577 U CN 206389577U CN 201621450429 U CN201621450429 U CN 201621450429U CN 206389577 U CN206389577 U CN 206389577U
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- side plate
- aluminium flake
- pole aluminium
- heating plates
- ptc
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Abstract
The utility model discloses a kind of PTC liquid heater;Its drip irrigation device is a kind of PTC liquid heater, including heat conduction box, positive pole aluminium flake, negative pole aluminium flake, PTC heating plates and high-temperature insulating layer, heat conduction box includes connecting portion and waterproof portion, assembly mouth is provided with connecting portion, waterproof portion is in hood-like structure, and the section of hood-like chamber portion is trapezoidal, the trapezoidal bottom, i.e. longer bottom is communicated with assembly mouth, waterproof portion includes the first side plate and the second side plate, positive pole aluminium flake is located between the first side plate and PTC heating plates, negative pole aluminium flake is located between the second side plate and PTC heating plates, the trapezoidal shape in section of first side plate, the trapezoidal bottom, i.e. longer bottom is connected with connecting portion, be provided with the connecting plate for PTC heating plates being clamped on the second side plate between high-temperature insulating layer and the first side plate, connecting plate both sides fit with high-temperature insulating layer and the first side plate.The utility model PTC liquid heater heating effect is good.
Description
Technical field
The utility model is related to heater context, more particularly to PTC liquid heater.
Background technology
With making rapid progress for electrical equipment, the heater for being heated to liquid also increases therewith, hot-water bottle, immersion heater, warm
Hand treasured etc., but be due to direct when heated using heating wire, situations such as will be along with leaking electricity, danger coefficient
It is high.
At present, a kind of use PTC heating element heaters are carried out to the relatively broad of the Technology application of liquid, and its primary structure is just
Pole aluminium flake, negative pole aluminium flake and PTC heating plates, by the way that PTC heating plates are held between positive pole aluminium flake and negative pole aluminium flake, Ran Houzheng
Pole power line is connected with positive pole aluminium flake, and anode power cord is connected with negative pole aluminium flake, then passes to electric current, so when electric current passes through
PTC heating plates are allowed for during PTC heating plates and produce heat, and because PTC heating plates are heated to liquid
, so in order to prevent short circuit situations such as, be generally all positive pole aluminium flake, negative pole aluminium flake and PTC heating plates are positioned over it is close
In the heat conduction box of seal structure, and high-temperature insulating layer is enclosed with outside positive pole aluminium flake, negative pole aluminium flake and PTC heating plates, simultaneously
PTC heating plates are secured in heat conduction box by limiting plate, the assembling of ptc heater are completed, then by heat conduction box to liquid
Stopped, so just liquid can normally be heated by heat conduction box;But it is due to that heat conduction box is arrived in heat transfer
In liquid, the surface of liquid is directly contacted with the external world, and larger temperature is so being there are between liquid surface and the external world
Difference, the temperature of liquid is scattered and disappeared comparatively fast, and heating effect is poor.
It is, therefore, desirable to provide a kind of new scheme solves the above problems.
Utility model content
The purpose of this utility model is to provide PTC liquid heater, by the way that the first side plate and connecting plate are arranged into ladder
Shape structure, so just accelerates transmission speed of bottom of the waterproof portion away from assembly mouth to heat, and can mainly to the depth of water compared with
Deep place is heated, so as to slow down the lost of heat in water body, heating effect is good.
Above-mentioned technical purpose of the present utility model technical scheme is that:A kind of PTC liquid heating
Device, including heat conduction box, positive pole aluminium flake, negative pole aluminium flake and the PTC heating plates between positive pole aluminium flake and negative pole aluminium flake, it is described
The outer wall of positive pole aluminium flake and negative pole aluminium flake is enclosed with high-temperature insulating layer, and the heat conduction box includes the connecting portion at top and with being connected
It is provided with assembly mouth on the waterproof portion of the integrally formed sealing structure in portion, the connecting portion, waterproof portion is in hood-like structure, and hood-like
Chamber portion section it is trapezoidal, the trapezoidal bottom, i.e., longer bottom is communicated with assembly mouth, the waterproof portion include first
Side plate and the second side plate, positive pole aluminium flake are located between the first side plate and PTC heating plates, and negative pole aluminium flake is located at the second side plate and PTC
Between heating plate, the trapezoidal shape in section of first side plate, the trapezoidal bottom, i.e., longer bottom is connected with connecting portion,
Be provided with the connecting plate for PTC heating plates being clamped on the second side plate, institute between the high-temperature insulating layer and the first side plate
Connecting plate both sides are stated to fit with high-temperature insulating layer and the first side plate.
By above-mentioned technical proposal, because the structure of the first side plate and connecting plate is all trapezoidal and trapezoidal bottom,
I.e. longer bottom is respectively positioned at connecting portion, so positioned at the first side plate thickness and the thickness of connecting plate at connecting portion and just
More than the first side plate of bottom of the waterproof portion away from assembly mouth and the thickness of connecting portion and resistance of such waterproof portion bottom to heat
Gear effect is just smaller, so after PTC heating plates produce heat, it becomes possible to more discharged from waterproof portion bottom, together
When due to connecting portion be to be located at liquid level, and waterproof portion bottom is protruded into below liquid level, thus by waterproof portion bottom pair
When liquid is heated, exactly carried out heat temperature raising to the liquid below liquid level, the temperature of this partially liq to its four
Enter the diffusion of trip temperature week, wherein because the temperature after diffusion has also also suffered from the absorption of surrounding liquid, so not scattering and disappearing
To outside;It is located at the liquid at liquid level simultaneously because the speed for absorbing heat is slower, such elevated speed of temperature is also relatively slow, this
The temperature difference between this part of sample and the extraneous liquid contacted and the external world is also smaller, and dispersed heat is also with regard to less, overall heat
More absorbed by liquid, heating effect is good.
The utility model is further arranged to, and the balance weight for balancing connecting plate quality is provided with the connecting portion,
The balance weight is located at the both sides of connecting portion, and the balance weight is located at the two ends of connecting portion.
By above-mentioned technical proposal, when fixed PTC heating plate positions, carried out by connecting portion, due to even
Socket part and waterproof portion all there are the skewness of certain quality when processing, and cause the installation of heat conduction box it
It is difficult to keep a stable state afterwards, by balance weight so that connecting portion keeps the stability of a position, so allows for
Heat conduction box can more be stablized when work, while balance weight is distributed in the both sides and two ends of connecting portion, so
Allow for counterbalance effect more preferably.
The utility model is further arranged to, and the first side plate is protruded from the inwall of first side plate and the second side plate
The inwall of second side plate is provided with protuberance.
By above-mentioned technical proposal, when PTC heating plates, positive pole aluminium flake and negative pole aluminium flake are located at protuberance and waterproof portion bottom
Between when, a spacing effect can be played to three by protuberance, and prevent three from deviating from from waterproof portion, carried
The high positional stability of three.
The utility model is further arranged to, and the periphery of the assembly mouth is rounded to be set.
By above-mentioned technical proposal, when heater is assembled, PTC heating plates etc. are put into waterproof portion first,
Then by the way that connecting plate to be put into and stick into, so as to realize the positioning to PTC heating plates etc., in this process, connecting plate is
Waterproof portion is entered by assembly mouth, the periphery of assembly mouth is arranged to round, connecting portion is so allowed for and is entering
Enter can be more convenient when into waterproof portion progress.
The utility model is further arranged to, and the PTC heating plates are set in two panels.
By above-mentioned technical proposal, when being conducted by the PTC heating plates of monolithic structure to electric current, by resistance
Calculation formula understands that the drag size that the PTC heating plates of monolithic structure have is smaller than two chip architectures, so when identical voltage enters
When row effect, the heat that the PTC heating plates of monolithic structure are produced is just less, and PTC heating plates are set in two panels with regard to energy
Enough accelerate the generation of heat, heat production efficiency high.
The utility model is further arranged to, and gap is left between PTC heating plates described in two panels.
By above-mentioned technical proposal, PTC heating plates are after energization is heated, from principle of expanding with heat and contracting with cold, PTC heating plates
Certain deformation is there occurs, now due to leaving gap between PTC heating plates, in this way, just can be right by this gap
The deformation of PTC heating plates is adapted to, and prevents between PTC heating plates and occur excessive extruding, even deformation or damage
It is bad etc., protective effect is served to PTC heating plates.
The utility model is further arranged to, and the both sides of first side plate and the second side plate are connected by the 3rd side plate
Connect, the PTC heating plates leave gap between positive pole aluminium flake and negative pole aluminium flake and the 3rd side plate.
By above-mentioned technical proposal, when PTC heating plates, positive pole aluminium flake and negative pole aluminium flake are after heated expand, due to this
Also gap is left between three and the 3rd side plate, enough spaces is so also just left and carries out deformation, it is therefore prevented that waterproof portion is three
It is damaged under the pressure effect of person, protective effect is served to waterproof portion.
The utility model is further arranged to, and gap is left between the connecting plate and the 3rd side plate.
By above-mentioned technical proposal, when connecting plate carries out spacing to PTC heating plates, heating is also received simultaneously and is made
With passing through the gap between connecting plate and the 3rd side plate, it becomes possible to prevent from producing excessive extruding between connecting plate and waterproof portion
Active force, it is practical.
The utility model is further arranged to, and the size of the positive pole aluminium flake and negative pole aluminium flake is equal with PTC heating plates,
Be provided with line body on the positive pole aluminium flake and negative pole aluminium flake of the assembly mouth, the line body be located at PTC heating plates with
Between assembly mouth.
By above-mentioned technical proposal, it is attached between positive pole aluminium flake and negative pole aluminium flake and power supply by electric wire, this
When due to being respectively connected with line body on positive pole aluminium flake and negative pole aluminium flake, can just be connected thus by line body with power supply
Connect, wherein because line body is between PTC heating plates and assembly mouth, this makes it possible to prevented by line body by electricity
Line is penetrated between the first side plate and the second side plate and waterproof portion or connecting plate so that the first side plate and the second side plate can be steady
Fixed fits between waterproof portion or connecting plate, improves the positional stability of positive pole aluminium flake and negative pole aluminium flake.
The utility model is further arranged to, and the insulation tube of tubulose is arranged with the line body.
By above-mentioned technical proposal, the line body and negative pole that can preferably prevent from being located on positive pole aluminium flake by insulation tube
Mutual effect is produced between aluminium flake, while also can preferably prevent from producing between the line body on negative pole aluminium flake and positive pole aluminium flake
Raw mutual effect, so situations such as preventing generation short circuit, improves safety coefficient.
In summary, the utility model has the advantages that:
One:Allow for conducting heat into liquid by the first side plate of trapezium structure and the connecting plate of trapezium structure
When so can just reduce the temperature difference between liquid level and the external world more to conduct below liquid level, slow down simultaneously
Heat scatters and disappears, and heating effect is good;
Secondly:By be distributed in the balance weight of connecting portion both sides and two ends enable to connecting portion keep one use when
The positional stability of time;
Thirdly:By between two PTC heating plates, and PTC heating plates, positive pole aluminium flake, negative pole aluminium flake and connecting plate
Gap is all left between the 3rd side plate, so allow for these structures heat up deformation when also can not with waterproof portion it
Between produce excessive interaction force, protective effect is served to waterproof portion;
It four:Line body is set make it that the position of positive pole aluminium flake and negative pole aluminium flake is stable on positive pole aluminium flake and negative pole aluminium flake
Property is higher, while causing heater in use can be safer by insulation tube.
Brief description of the drawings
Fig. 1 is the structural representation one in embodiment, and main the lower of performance heater regards overall structure;
Fig. 2 is the structural representation one in embodiment, and main the upper of performance heater regards overall structure;
Fig. 3 is the sectional view one in embodiment, the internal structure of main performance heater;
Fig. 4 is the sectional view two in embodiment, main performance positive pole aluminium flake, negative pole aluminium flake and PTC heating plates and the 3rd
Position relationship between side plate;
Fig. 5 is the sectional view three in embodiment, mainly shows the position relationship between each structure.
In figure, 1, positive pole aluminium flake;2nd, negative pole aluminium flake;3rd, PTC heating plates;4th, high-temperature insulating layer;5th, connecting portion;6th, waterproof
Portion;6a, the first side plate;6b, the second side plate;6c, the 3rd side plate;7th, assembly mouth;8th, connecting plate;9th, balance weight;10th, protuberance;
11st, line body;12nd, insulation tube.
Embodiment
The utility model is described in further detail below in conjunction with accompanying drawing.
PTC liquid heater, as shown in figure 5, positive pole aluminium flake 1, negative pole aluminium including heat conduction box and in heat conduction box
Piece 2 and PTC heating plates 3, wherein heat conduction box include top be used for fix heat conduction box position connecting portion 5 and with connecting portion 5 one
Body formed waterproof portion 6, wherein waterproof portion 6 are in hood-like structure, as illustrated in fig. 1 and 2, assembly mouth 7 are provided with connecting portion 5, and
Side of the assembly mouth 7 away from waterproof portion 6 is in arc-shaped structure, while the opening of the hood-like structure in waterproof portion 6 and the shape of assembly mouth 7
Shape is consistent, integrally formed with two protuberances 10 on the inwall close to the waterproof portion 6 of assembly mouth 7, as shown in figure 3, and
The both sides of protuberance 10 are arc-shaped structure.
Waterproof portion 6 includes the first side plate 6a, the second side plate 6b and the 3rd side plate 6c, as shown in figure 4, the 3rd side plate 6c has
Two and two the 3rd side plate 6c positioned at the first side plate 6a and the second side plate 6b both sides and the first side plate 6a and the second side plate
6b is integrally formed, and the first side plate 6a and the second ends of the side plate 6b away from connecting portion 5 are also integrally formed, the first side plate 6a and
The cavity formed between two side plate 6b is located at assembly mouth 7 in the longer a line in inverted trapezoidal, i.e. trapezoid cross section, while the first side
Plate 6a section is also in inverted trapezoidal, and the trapezoidal longer one side be connected with connecting portion 5 below;Wherein, due to positive pole aluminium flake 1,
The shape of negative pole aluminium flake 2 and PTC heating plates 3 is all rectangle, and the combination form of such three is also rectangle, and second
Fit-state is in order between side plate 6b and negative pole aluminium flake 2, while being formed between the first side plate 6a and positive pole aluminium flake 1
The cavity of one inverted trapezoidal, is placed with connecting plate 8, and the shape of connecting plate 8 and the trapezoidal shape of the cavity in this cavity
Shape is engaged, and can just be blocked PTC heating plates 3 and into waterproof portion 6 thus by connecting plate 8;Moreover, PTC heating plates 3
It is in two chip architectures to be, while between two panels PTC heating plates 3, and PTC heating plates 3, positive pole aluminium flake 1, negative pole aluminium flake 2 with
And leave gap between connecting plate 8 and two the 3rd side plate 6c.
The shape of positive pole aluminium flake 1 and negative pole aluminium flake 2 and PTC heating plates 3 is all consistent, and after three fits,
It is to be put into after being wrapped up by high-temperature insulating layer 4 in waterproof portion 6, while in the He of positive pole aluminium flake 1 close to assembly mouth 7
The end of negative pole aluminium flake 2 is all welded with line body 11, and positive pole aluminium flake 1 and negative pole aluminium flake 2 can be carried out by line body 11
It is powered, wherein line body 11 is the upper end positioned at positive pole aluminium flake 1 and negative pole aluminium flake 2, i.e., between PTC heating plates 3 and assembly mouth 7
's;The insulation tube 12 that insulating materials is made is socketed with line body 11 simultaneously, security can just be improved by insulation tube 12;
All waterproof portion 6 can just be existed thus by balance weight 9 integrally formed with balance weight 9 on the both sides and two ends of connecting portion 5
Connecting portion 5 is improved quality the uneven situation of distribution, and the stable state to the heater after installation serves facilitation effect.
When heater is assembled, positive pole aluminium flake 1 and negative pole aluminium flake 2 are placed into the both sides of PTC heating plates 3 first,
Then wrapped up by high-temperature insulating layer 4, parcel is put into waterproof portion 6 after completing, and negative pole aluminium flake 2 is fitted to
On second side plate 6b, then connecting plate 8 is registered at assembly mouth 7, and connecting plate 8 is installed in waterproof portion 6, wherein due to
It is arc-shaped structure at the opening of assembly mouth 7, so allowing for connecting plate 8 can easily enter in assembly mouth 7;Continue to move
Also there is certain difference in height, such protuberance between the protuberance 10 and connecting plate 8 of dynamic connecting plate 8, the wherein top of connecting plate 8
The normal mounting of connecting plate 8 can not be interfered with, while connecting plate 8 has certain deformability, so installation process can
More easily carry out, connecting plate 8 is contradicted between the first side plate 6a and positive pole aluminium flake 1 after installation, and by positive pole aluminium flake 1
Clamping, completes processing, wherein due to being both provided with protuberance 10 in negative pole aluminium flake 2 and the top of connecting plate 8, thus by protuberance
10 just can produce a spacing effect to connecting plate 8 and negative pole aluminium flake 2, and prevent connecting plate 8 and negative pole aluminium flake 2 from waterproof
Fallen off in portion 6, improve the stability used.
It is powered by wire pair positive pole aluminium flake 1 and negative pole aluminium flake 2, and causes electric current by PTC heating plates 3, PTC adds
Backing 3 is produced heat by the function of current, is then dispersed into by the first side plate 6a and the second side plate 6b in the liquid of outside,
Wherein because the side plate 6a of connecting plate 8 and first is trapezium structure, such heat is when outwards distributing, and structure is thin
Place just heat can be transmitted, i.e. the bottom that the first side plate 6a is located remotely from connecting portion 5 can be right faster
Heat is transmitted, simultaneously because the first side plate 6a bottom is below liquid level, the temperature difference so between the external world is just
It is smaller, so the speed that heat is dispersed into outside is just relatively slow, conversely just there are more temperature to be absorbed by liquid, so that
Liquid can keep the state of a heating faster, and heating effect is good.
After PTC heating plates 3 are heated produces heat, cause PTC heating plates 3, positive pole aluminium flake by the effect of expanding with heat and contract with cold is lower
1st, the shape of negative pole aluminium flake 2 and connecting plate 8 all becomes big, simultaneously because between two panels PTC heating plates 3 and the four and the 3rd side
Gap is all left between plate 6c, so it is prevented that producing excessive squeezing action power between the four and the 3rd side plate 6c, to anti-
Water portion 6 serves protective effect;Moreover, because two chip architectures of PTC heating plates 3 cause the resistance of PTC heating plates 3 to increase
Greatly, the speed for producing heat is so just improved, heating effect is good.
Positive pole aluminium flake 1 and negative pole aluminium flake 2 are attached by the line body 11 above the two and electric wire, so in peace
When filling electric wire, it becomes possible to so that between the side plate 6b of negative pole aluminium flake 2 and second and the side plate 6a of positive pole aluminium flake 1 and first more
Closely fitted, improve the stability of positive pole aluminium flake 1, negative pole aluminium flake 2 and the position of PTC heating plates 3.
This specific embodiment is only to explain of the present utility model, and it is not to limitation of the present utility model, ability
Field technique personnel can make the modification without creative contribution to the present embodiment as needed after this specification is read, but
As long as all being protected in right of the present utility model by Patent Law.
Claims (10)
1. a kind of PTC liquid heater, it is characterised in that:Including heat conduction box, positive pole aluminium flake (1) and is located at negative pole aluminium flake (2)
The outer wall of PTC heating plates (3) between positive pole aluminium flake (1) and negative pole aluminium flake (2), the positive pole aluminium flake (1) and negative pole aluminium flake (2)
It is enclosed with high-temperature insulating layer (4), the heat conduction box includes the connecting portion (5) at top and integrally formed close with connecting portion (5)
It is provided with assembly mouth (7) on the waterproof portion (6) of seal structure, the connecting portion (5), waterproof portion (6) are in hood-like structure, and hood-like
The section of chamber portion is trapezoidal, the trapezoidal bottom, i.e., longer bottom is communicated with assembly mouth (7), and the waterproof portion (6) includes
First side plate (6a) and the second side plate (6b), positive pole aluminium flake (1) are located between the first side plate (6a) and PTC heating plates (3), negative pole
Aluminium flake (2) is located between the second side plate (6b) and PTC heating plates (3), the trapezoidal shape in section of first side plate (6a), should
Trapezoidal bottom, i.e., longer bottom is connected with connecting portion (5), is set between the high-temperature insulating layer (4) and the first side plate (6a)
There is the connecting plate (8) for PTC heating plates (3) being clamped on the second side plate (6b), connecting plate (8) both sides and high temperature are exhausted
Edge layer (4) and the first side plate (6a) fit.
2. PTC liquid heater according to claim 1, it is characterised in that:It is provided with the connecting portion (5) for putting down
The balance weight (9) of connecting plate (8) quality that weighs, the balance weight (9) is located at the both sides of connecting portion (5), and the balance weight (9) is located at
The two ends of connecting portion (5).
3. PTC liquid heater according to claim 2, it is characterised in that:First side plate (6a) and the second side plate
The inwall that the first side plate (6a) and the second side plate (6b) are protruded from the inwall of (6b) is provided with protuberance (10).
4. PTC liquid heater according to claim 3, it is characterised in that:The periphery of the assembly mouth (7) is rounded to be set
Put.
5. PTC liquid heater according to claim 1, it is characterised in that:The PTC heating plates (3) are set in two panels.
6. PTC liquid heater according to claim 5, it is characterised in that:Stayed between PTC heating plates (3) described in two panels
There is gap.
7. PTC liquid heater according to claim 6, it is characterised in that:First side plate (6a) and the second side plate
The both sides of (6b) are connected by the 3rd side plate (6c), the PTC heating plates (3), positive pole aluminium flake (1) and negative pole aluminium flake (2) and
Gap is left between 3rd side plate (6c).
8. PTC liquid heater according to claim 7, it is characterised in that:The connecting plate (8) and the 3rd side plate (6c)
Between leave gap.
9. PTC liquid heater according to claim 1, it is characterised in that:The positive pole aluminium flake (1) and negative pole aluminium flake
(2) size is equal with PTC heating plates (3), on the positive pole aluminium flake (1) and negative pole aluminium flake (2) of the assembly mouth (7)
Line body (11) is provided with, the line body (11) is located between PTC heating plates (3) and assembly mouth (7).
10. PTC liquid heater according to claim 9, it is characterised in that:Tubulose is arranged with the line body (11)
Insulation tube (12).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201621450429.1U CN206389577U (en) | 2016-12-27 | 2016-12-27 | Ptc liquid heater |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201621450429.1U CN206389577U (en) | 2016-12-27 | 2016-12-27 | Ptc liquid heater |
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Publication Number | Publication Date |
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CN206389577U true CN206389577U (en) | 2017-08-08 |
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ID=59489896
Family Applications (1)
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CN201621450429.1U Active CN206389577U (en) | 2016-12-27 | 2016-12-27 | Ptc liquid heater |
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Country | Link |
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CN (1) | CN206389577U (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110454969A (en) * | 2019-08-02 | 2019-11-15 | 浙江浩博汽车零部件有限公司 | A kind of PTC electric heater |
-
2016
- 2016-12-27 CN CN201621450429.1U patent/CN206389577U/en active Active
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110454969A (en) * | 2019-08-02 | 2019-11-15 | 浙江浩博汽车零部件有限公司 | A kind of PTC electric heater |
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