CN109907879A - Heating module and Medical heating blanket - Google Patents
Heating module and Medical heating blanket Download PDFInfo
- Publication number
- CN109907879A CN109907879A CN201910311346.6A CN201910311346A CN109907879A CN 109907879 A CN109907879 A CN 109907879A CN 201910311346 A CN201910311346 A CN 201910311346A CN 109907879 A CN109907879 A CN 109907879A
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- metal plate
- heating
- ptc ceramics
- heating module
- ceramics heater
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- 238000010438 heat treatment Methods 0.000 title claims abstract description 108
- 239000000919 ceramic Substances 0.000 claims abstract description 96
- 239000002184 metal Substances 0.000 claims description 72
- 229910052751 metal Inorganic materials 0.000 claims description 72
- 239000000741 silica gel Substances 0.000 claims description 12
- 229910002027 silica gel Inorganic materials 0.000 claims description 12
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 11
- 229920001342 Bakelite® Polymers 0.000 claims description 10
- 239000004637 bakelite Substances 0.000 claims description 10
- 239000010445 mica Substances 0.000 claims description 8
- 229910052618 mica group Inorganic materials 0.000 claims description 8
- 230000000694 effects Effects 0.000 description 3
- 230000007423 decrease Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 229910052573 porcelain Inorganic materials 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000036760 body temperature Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
- 239000010931 gold Substances 0.000 description 1
- 229910052737 gold Inorganic materials 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Landscapes
- Resistance Heating (AREA)
- Surface Heating Bodies (AREA)
Abstract
The present invention provides a kind of heating module and Medical heating blanket, is related to field of medical article technology, heating module includes PTC ceramics heater and cavity；There are multiple heating channels in the PTC ceramics heater；The PTC ceramics heater be arranged in it is intracavitary in the cavity, and the cavity be equipped with air inlet and air outlet；The air inlet can expose the one end in the heating channel, and the air outlet is connected to the other end in the heating channel.Wherein, cavity is wrapped on the outer surface of PTC ceramics heater, air inlet and air outlet are only set on cavity, in heating module operation, cold wind can only enter in the heating channel of PTC ceramics heater from air inlet, wind after heating is only capable of going out from hot-blast outlet, the heat space of an opposing seal is formd inside entire heating module, effectively increase the utilization rate in heating channel, it is used relative to individual PTC ceramics heater, heating power improves 50% or more, meets heating module and is rapidly heated requirement.
Description
Technical field
The present invention relates to field of medical article technology, have the heating more particularly, to a kind of heating module, and one kind
The Medical heating blanket of module.
Background technique
Medical heating blanket be in order to avoid in operation patient temperature sharply decline and the safety heat-preserving equipment that uses.It is performing the operation
In, patient is bright due to the use of extraneous physical equipment or medical fluid and factors, the body temperature such as the variation of physiological parameter and psychological stress
Aobvious decline, with the use of Medical heating blanket, in art warm wind feed system due to volume is big, influences to operate in art etc.
Gradually it is eliminated.
Current Inflatable medical heating blanket most of on the market, heating module are all to use Resistant heating scheme,
But resistance wire is conductive, and while heating is rubescent, and there is security risk in when use.
Although there is individual producers also to use PTC ceramics heat protocol, because by instrument size limitation, in certain size
PTC ceramics heater power it is lower, be applied to Medical heating blanket equipment on when, can not achieve the effect that is rapidly heated.
Summary of the invention
The purpose of the present invention is to provide a kind of heating modules, to solve PTC ceramics heater application in the prior art
When in Medical heating blanket equipment, the technical issues of being rapidly heated effect can not achieve.
Heating module provided by the invention, including PTC ceramics heater and cavity；
There are multiple heating channels in the PTC ceramics heater；
The PTC ceramics heater be arranged in it is intracavitary in the cavity, and the cavity be equipped with air inlet and outlet air
Mouthful；The air inlet can expose the one end in the heating channel, and the air outlet is connected to the other end in the heating channel.
Further, the PTC ceramics heater is two, the extending direction along the heating channel, two PTC
The setting of ceramic heater interval.
Further, the cavity is rectangular sleeve, and the rectangular sleeve is wrapped in two PTC ceramics heaters
Surrounding, the both ends of the rectangular sleeve are respectively formed air inlet, and the air outlet is arranged on the bottom surface of the rectangular sleeve, and
The air outlet is located between two PTC ceramics heaters.
Further, the rectangular sleeve includes upper metal plate and lower metal plate；
The lower metal plate is tabular, and the lower metal plate is arranged on the bottom surface of two PTC ceramics heaters；
The middle part of the upper metal plate is tabular and two ends are bent downward respectively, and the middle part setting of the upper metal plate exists
On the top surface of two PTC ceramics heaters；
The upper metal plate is fastened on the lower metal plate, and the upper metal plate is fixedly connected with the lower metal plate.
Further, the rectangular sleeve further includes silica gel pad；
The silica gel pad is separately positioned between the middle part of the upper metal plate and the top surface of each PTC ceramics heater
And between the lower metal plate and the bottom surface of each PTC ceramics heater.
Further, the silica gel pad is bonded in respectively on the top and bottom of each PTC ceramics heater.
Further, the rectangular sleeve further includes bakelite；
The bakelite is arranged between the end of the upper metal plate and the side wall of each PTC ceramics heater.
Further, the upper metal plate and the lower metal plate are detachably connected.
Further, the heating module further includes insulating concrete mica plate；The insulating concrete mica plate is fixed on the upper metal plate
Upper surface on.
The object of the invention is also to provide a kind of Medical heating blankets, including heating module of the present invention.
Heating module provided by the invention, including PTC ceramics heater and cavity；Have in the PTC ceramics heater
Multiple heating channels；The PTC ceramics heater be arranged in it is intracavitary in the cavity, and the cavity be equipped with air inlet and
Air outlet；The air inlet can expose the one end in the heating channel, the other end of the air outlet and the heating channel
Connection.Wherein, PTC ceramics heater is arranged in intracavitary in cavity, air inlet and air outlet is only arranged on cavity, in heated mould
When block is run, cold wind can only enter in the heating channel of PTC ceramics heater from air inlet, and the wind after heating is only capable of from hot wind
Outlet is gone out, and the heat space of an opposing seal is formd inside entire heating module, effectively increases the utilization rate of hot wind, phase
Individual PTC ceramics heater is used, heating power is improved, and meets heating module and is rapidly heated requirement.
Detailed description of the invention
It, below will be to specific in order to illustrate more clearly of the specific embodiment of the invention or technical solution in the prior art
Embodiment or attached drawing needed to be used in the description of the prior art be briefly described, it should be apparent that, it is described below
Attached drawing is some embodiments of the present invention, for those of ordinary skill in the art, before not making the creative labor
It puts, is also possible to obtain other drawings based on these drawings.
Fig. 1 is the structural schematic diagram of heating module provided in an embodiment of the present invention；
Fig. 2 is the sectional view of heating module provided in an embodiment of the present invention.
Icon: 1-PCB plate；2- insulating concrete mica plate；The upper metal plate of 3-；4- bakelite；5- screw；6- silica gel pad；7-
PTC ceramics heater；The first outlet of 71-PTC ceramic heater；The second outlet of 72-PTC ceramic heater；73- heating is logical
Road；Metal plate under 8-；81- air outlet；9- air inlet.
Specific embodiment
Technical solution of the present invention is clearly and completely described below in conjunction with attached drawing, it is clear that described implementation
Example is a part of the embodiment of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, ordinary skill
Personnel's every other embodiment obtained without making creative work, shall fall within the protection scope of the present invention.
In the description of the present invention, it should be noted that such as occur term " center ", "upper", "lower", "left", "right",
"vertical", "horizontal", "inner", "outside" etc., indicated by orientation or positional relationship be orientation based on the figure or position
Relationship is merely for convenience of description of the present invention and simplification of the description, rather than the device or element of indication or suggestion meaning must have
There is specific orientation, be constructed and operated in a specific orientation, therefore is not considered as limiting the invention.In addition, as occurred
Term " first ", is used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance " second ".Wherein, term
" first position " and " second position " is two different positions.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " installation ", " phase
Even ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or be integrally connected；It can
To be mechanical connection, it is also possible to be electrically connected；It can be directly connected, can also can be indirectly connected through an intermediary
Connection inside two elements.For the ordinary skill in the art, above-mentioned term can be understood at this with concrete condition
Concrete meaning in invention.
The present invention provides a kind of heating module and Medical heating blankets, and multiple embodiments are given below to provided by the invention
Heating module and Medical heating blanket are described in detail.
Embodiment 1
Heating module provided in this embodiment, as shown in Figure 1 to Figure 2, including PTC ceramics heater 7 and cavity；PTC pottery
There are multiple heating channels 73 on porcelain heater 7；PTC ceramics heater 7 be arranged in it is intracavitary in cavity, and cavity be equipped with into
Air port 9 and air outlet 81；Air inlet 9 can expose the one end in heating channel 73, and the air outlet 81 is another with heating channel 73
One end connection.
Wherein, PTC ceramics heater 7 is arranged in intracavitary in cavity, the outer surface of cavity and PTC ceramics heater 7 it
Between almost without gap, air inlet 9 and air outlet 81 are only set on cavity, in heating module operation, cold wind only can from into
Air port 9 enters in the heating channel 73 of PTC ceramics heater 7, and the wind after heating is only capable of going out from hot-blast outlet, entire heated mould
The heat space that an opposing seal is formd inside block effectively increases the utilization of hot wind, heats relative to individual PTC ceramics
Device 7 uses, and heating power improves 50% or more, meets heating module and is rapidly heated requirement.
PTC is the abbreviation of Positive Temperature Coefficient, means positive temperature coefficient, refers to just
Temperature coefficient very big semiconductor material or component.PTC refers to posive temperature coefficient thermistor, abbreviation PTC in the present embodiment
Thermistor.
Specifically, PTC ceramics heater 7 include PTC ceramics piece and radiating fin, multiple radiating fins along first direction according to
Minor tick is set in PTC ceramics on piece, and the upper surface or lower end surface of adjacent radiating fin and PTC ceramics piece form heating channel
73, the extending direction for heating channel 73 is vertical with first direction.After cold wind enters heating channel 73, it can be heated to suitable
Temperature.
It since PTC ceramics heater 7 is non-conductive, can prevent heating module from leaking electricity, improve its security performance.
Wherein, PTC ceramics heater 7 can be one, or multiple.When PTC ceramics heater 7 is multiple, energy
Enough increase heating power.
In the present embodiment, PTC ceramics heater 7 is two, and the extending direction along heating channel 73, two PTC ceramics add
The setting of the hot interval of device 7.
Further, cavity is rectangular sleeve, and rectangular sleeve is wrapped in the surrounding of two PTC ceramics heaters 7, rectangular sleeve
The both ends of cylinder are respectively formed air inlet 9, and air outlet 81 is arranged on the bottom surface of rectangular sleeve, and air outlet 81 is located at two PTC
Between ceramic heater 7.
Wherein, the both ends of rectangular sleeve are uncovered structure, so that the both ends of rectangular sleeve be made to be respectively formed air inlet 9.
In addition, the first outlet of PTC ceramics heater 71 and the second outlet of PTC ceramics heater 72 are also stretched out by air inlet 9
Rectangular sleeve.
Rectangular sleeve is set in two after the extending direction interval setting in heating channel 73 by two PTC ceramics heaters 7
On four side walls of a PTC ceramics heater 7, almost do not have between rectangular sleeve and four side walls of two PTC ceramics heaters 7
It has the gap, the air inlet 9 at both ends that cold wind is only capable of rectangular sleeve again is blown into the heating channel in two PTC ceramics heaters 7
In 73, cold wind is blown after flowing through two PTC ceramics heaters 7 by the air outlet 81 in the gap between two PTC ceramics heaters 7
Out, hot wind can be blown out.
Wherein, in order to allow air outlet 81 to blow out hot wind, the needs of air outlet 81 are connected with blower.
In another embodiment, such as PTC ceramics heater 7 is one, and cavity may be rectangular sleeve, rectangle
Sleeve is wrapped in the surrounding of PTC ceramics heater 7, rectangular sleeve it is closed at one end, the other end forms air inlet 9, and PTC ceramics adds
There is gap, and air outlet 81 is arranged on the bottom surface of rectangular sleeve, air outlet between hot device 7 and the closed one end of rectangular sleeve
81 between PTC ceramics heater 7 and the closed one end of rectangular sleeve.
Further, rectangular sleeve includes upper metal plate 3 and lower metal plate 8；Lower metal plate 8 is tabular, and lower metal plate 8 is arranged two
On the bottom surface of a PTC ceramics heater 7；The middle part of upper metal plate 3 is tabular and two ends are bent downward respectively, upper metal plate 3
Middle part be arranged on the top surface of two PTC ceramics heaters 7；Upper metal plate 3 is fastened on lower metal plate 8, and upper metal plate 3 and lower metal plate
Gold 8 is fixedly connected.
Specifically, horizontally extending interconnecting piece out, upper metal plate 3 are distinguished after two ends of upper metal plate 3 are bent downward
After being fastened on lower metal plate 8, interconnecting piece is contacted with lower metal plate 8, forms rectangular sleeve between upper metal plate 3 and lower metal plate 8.Installation
When, the middle part of upper metal plate 3 is pressed on the top surface of two PTC ceramics heaters 7, lower metal plate 8 is pressed in two PTC ceramics heating
On the bottom surface of device 7, finally interconnecting piece is fixedly connected with lower metal plate 8.
Upper metal plate 3 can be connect with lower metal plate 8 using any suitable mode such as welding or threaded connection, preferably, on
Metal plate 3 and lower metal plate 8 are detachably connected, such as any suitable mode such as be threadedly coupled or be connected together, can be convenient for dress
Match and dismantle, in the present embodiment, upper metal plate 3 is connect with lower metal plate 8 by screw 5.
Further, rectangular sleeve further includes silica gel pad 6；Silica gel pad 6 is separately positioned on the middle part of metal plate 3 and each
Between the top surface of PTC ceramics heater 7 and between lower metal plate 8 and the bottom surface of each PTC ceramics heater 7.
Wherein, silica gel pad 6 can be crimped between the middle part of metal plate 3 and the top surface of each PTC ceramics heater 7 and
Between lower metal plate 8 and the bottom surface of each PTC ceramics heater 7, can also be pasted onto each PTC ceramics heater 7 top surface and
On bottom surface.
In the present embodiment, being bonded between metal plate 3 and lower metal plate 8 and PTC ceramics heater 7 is gone up in order to further increase
Degree, each PTC ceramics heating sheet upper and lower surface respectively paste a silica gel pad 6, and metal plate 3 and lower metal plate are then respectively set up and down
8 push down silica gel pad 6, form a sandwich design.
Further, heating module further includes bakelite 4；The end of upper metal plate 3 is arranged in bakelite 4 and each PTC ceramics adds
Between the side wall of hot device 7.
Wherein, bakelite 4 can be crimped between metal plate 3 and lower metal plate 8, can also be fixed on lower metal plate 8 using screw 5
On, the main function of bakelite 4 is fixed PTC ceramics heater 7, and bakelite 4 can also assist playing and cold wind is stopped to be made pottery from PTC
73 region of non-heated channel of porcelain heater 7 or gap enter the effect in rectangular sleeve, while can also assist avoiding hot wind
It misses, cold wind is forced all to enter the wind from the heating channel 73 of PTC ceramics heater 7, goes out from air outlet 81, formation one is relatively close
The heat space of envelope effectively increases the utilization of hot wind, and a kind of modular heating scheme has been integrally formed.
Further, heating module further includes insulating concrete mica plate 2；Insulating concrete mica plate 2 is fixed on the upper surface of metal plate 3
On, insulating concrete mica plate 2 is done with pcb board 1 is isolated, and protects circuit, improves security performance.
Heating module provided in this embodiment, including PTC ceramics heater 7 and cavity；Have in PTC ceramics heater 7
Multiple heating channels 73；PTC ceramics heater 7 be arranged in it is intracavitary in cavity, and cavity be equipped with air inlet 9 and air outlet
81；Air inlet 9 can expose the one end in heating channel 73, and the air outlet 81 is connected to the other end in heating channel 73.Wherein,
PTC ceramics heater 7 is arranged in intracavitary in cavity, and air inlet 9 and air outlet 81 are only arranged on cavity, runs in heating module
When, cold wind only can be out of, air inlet 9 enters PTC ceramics heater 7 heating channel 73, and the wind after heating is only capable of going out from hot wind
Mouth is gone out, and the heat space of an opposing seal is formd inside entire heating module, effectively increases the utilization of hot wind, relative to
Individual PTC ceramics heater 7 uses, and heating power improves 50% or more, meets heating module and is rapidly heated requirement.
Embodiment 2
Medical heating blanket provided in this embodiment, the heating module provided including embodiment 1.Wherein, PTC ceramics heater
7 are arranged in intracavitary in cavity, and air inlet 9 and air outlet 81 are only arranged on cavity, and in heating module operation, cold wind only can
Out of, air inlet 9 enters PTC ceramics heater 7 heating channel 73, the wind after heating is only capable of going out from hot-blast outlet, entire to add
The heat space that an opposing seal is formd inside thermal modules effectively increases the utilization of hot wind, relative to individual PTC ceramics
Heater 7 uses, and heating power improves 50% or more, meets Medical heating blanket and is rapidly heated requirement.
Finally, it should be noted that the above embodiments are only used to illustrate the technical solution of the present invention., rather than its limitations；To the greatest extent
Pipe present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that: its according to
So be possible to modify the technical solutions described in the foregoing embodiments, or to some or all of the technical features into
Row equivalent replacement；And these are modified or replaceed, various embodiments of the present invention technology that it does not separate the essence of the corresponding technical solution
The range of scheme.
Claims (10)
1. a kind of heating module, which is characterized in that including PTC ceramics heater and cavity；
There are multiple heating channels in the PTC ceramics heater；
The PTC ceramics heater be arranged in it is intracavitary in the cavity, and the cavity be equipped with air inlet and air outlet；Institute
The one end in the heating channel can be exposed by stating air inlet, and the air outlet is connected to the other end in the heating channel.
2. heating module according to claim 1, which is characterized in that the PTC ceramics heater is two, is added along described
The extending direction of the passage of heat, two PTC ceramics heater interval settings.
3. heating module according to claim 2, which is characterized in that the cavity is rectangular sleeve, the rectangular sleeve
It is wrapped in the surrounding of two PTC ceramics heaters, the both ends of the rectangular sleeve are respectively formed air inlet, the air outlet
It is arranged on the bottom surface of the rectangular sleeve, and the air outlet is located between two PTC ceramics heaters.
4. heating module according to claim 3, which is characterized in that the rectangular sleeve includes upper metal plate and lower metal plate；
The lower metal plate is tabular, and the lower metal plate is arranged on the bottom surface of two PTC ceramics heaters；
The middle part of the upper metal plate is tabular and two ends are bent downward respectively, and the middle part of the upper metal plate is arranged at two
On the top surface of the PTC ceramics heater；
The upper metal plate is fastened on the lower metal plate, and the upper metal plate is fixedly connected with the lower metal plate.
5. heating module according to claim 4, which is characterized in that the rectangular sleeve further includes silica gel pad；
The silica gel pad be separately positioned between the middle part of the upper metal plate and the top surface of each PTC ceramics heater and
Between the lower metal plate and the bottom surface of each PTC ceramics heater.
6. heating module according to claim 5, which is characterized in that the silica gel pad is bonded in each PTC respectively
On the top and bottom of ceramic heater.
7. heating module according to claim 4, which is characterized in that the rectangular sleeve further includes bakelite；
The bakelite is arranged between the end of the upper metal plate and the side wall of each PTC ceramics heater.
8. heating module according to claim 4, which is characterized in that the upper metal plate removably connects with the lower metal plate
It connects.
9. heating module according to claim 4, which is characterized in that the heating module further includes insulating concrete mica plate；Institute
Insulating concrete mica plate is stated to be fixed on the upper surface of the upper metal plate.
10. a kind of Medical heating blanket, which is characterized in that including heating module of any of claims 1-9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910311346.6A CN109907879A (en) | 2019-04-18 | 2019-04-18 | Heating module and Medical heating blanket |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910311346.6A CN109907879A (en) | 2019-04-18 | 2019-04-18 | Heating module and Medical heating blanket |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109907879A true CN109907879A (en) | 2019-06-21 |
Family
ID=66977692
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910311346.6A Pending CN109907879A (en) | 2019-04-18 | 2019-04-18 | Heating module and Medical heating blanket |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109907879A (en) |
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| JP2008241142A (en) * | 2007-03-27 | 2008-10-09 | Daikin Ind Ltd | Air conditioner |
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| CN204006319U (en) * | 2014-06-30 | 2014-12-10 | 青岛海尔空调器有限总公司 | Wall-hanging air conditioner indoor unit |
| CN104456936A (en) * | 2014-11-20 | 2015-03-25 | 熊大勇 | Heating device |
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| CN207365397U (en) * | 2017-10-24 | 2018-05-15 | 奥普家居股份有限公司 | Ring-shaped P TC heater cartridge distribution structures |
| CN207747704U (en) * | 2017-11-27 | 2018-08-21 | 东风汽车有限公司 | Heating system for vehicle |
| CN208735902U (en) * | 2018-07-03 | 2019-04-12 | 东莞市天成热敏电阻有限公司 | A kind of high power PTC air heater |
| CN209827200U (en) * | 2019-04-18 | 2019-12-24 | 杭州坦帕医疗科技有限公司 | Heating module and medical heating blanket |
-
2019
- 2019-04-18 CN CN201910311346.6A patent/CN109907879A/en active Pending
Patent Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TW461227B (en) * | 2000-06-06 | 2001-10-21 | Shinwa Elec Works | Ceramic heater unit having a positive temperature coefficient |
| JP2008241142A (en) * | 2007-03-27 | 2008-10-09 | Daikin Ind Ltd | Air conditioner |
| CN201589415U (en) * | 2010-01-26 | 2010-09-22 | 先锋电器集团有限公司 | Warm air blower |
| CN102429504A (en) * | 2011-09-22 | 2012-05-02 | 东华大学 | Constant temperature air blowing equipment for post-operation thermal blanket |
| CN204006319U (en) * | 2014-06-30 | 2014-12-10 | 青岛海尔空调器有限总公司 | Wall-hanging air conditioner indoor unit |
| CN104456936A (en) * | 2014-11-20 | 2015-03-25 | 熊大勇 | Heating device |
| CN205372779U (en) * | 2016-01-12 | 2016-07-06 | 广东美的制冷设备有限公司 | Air conditioner smallpox machine |
| CN207365397U (en) * | 2017-10-24 | 2018-05-15 | 奥普家居股份有限公司 | Ring-shaped P TC heater cartridge distribution structures |
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