CN218976857U - Flexible electrothermal film heating and heat preserving device - Google Patents
Flexible electrothermal film heating and heat preserving device Download PDFInfo
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- CN218976857U CN218976857U CN202222182222.2U CN202222182222U CN218976857U CN 218976857 U CN218976857 U CN 218976857U CN 202222182222 U CN202222182222 U CN 202222182222U CN 218976857 U CN218976857 U CN 218976857U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
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- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B30/00—Energy efficient heating, ventilation or air conditioning [HVAC]
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Abstract
The utility model provides a heating and heat preserving device of a flexible electrothermal film, which comprises: a flexible body coated on the surface of the object to be heated; two opposite edges of the flexible body are respectively provided with a sticking buckle tape and an adhesive layer; the flexible body comprises the following components connected in sequence: the flexible body is provided with a control module connected with the electrothermal film layer. The electrothermal film layer is adopted as a heating component, so that the device has the characteristics of small interference and long service life, and can reduce the energy consumption of the whole device; in addition, the electrothermal film layer is better in flexibility than the electrothermal wire in the prior art, can be better applied to objects with smaller volumes, and is not easy to damage.
Description
Technical Field
The utility model belongs to the technical field of medical appliances, and particularly relates to a heating and heat preserving device for a flexible electrothermal film.
Background
In order to improve the treatment effect in the medical field and improve the comfortable experience of patients, liquid and gaseous substances used clinically are often heated and kept warm.
For example, in the atomization treatment of eye xerophthalmia, researches indicate that "meibomian gland dysfunction is the most important cause of excessive evaporation type xerophthalmia, so that the optimal fumigation temperature of an ultrasonic atomizer for dry eye treatment is about 40-43 ℃, and the existing atomization devices in hospitals are generally ultrasonic atomizers or jet atomizers, and most of the prior atomization devices have no heating function. The patent application No. 201620754841.6, named as a heating type anion introducing atomizing device, provides a mode that a heating wire and a sensor are arranged on a corrugated pipe through which atomized gas passes, so that the heating effect on the atomized gas is realized. The technical scheme has several problems: 1. the atomizing gas is a liquid medicine which is atomized into tiny particles through the Venturi principle, the atomizing gas has certain humidity, the heating wire is in direct contact with the atomizing gas, the heating wire is easy to corrode, and the service life of equipment is shortened. 2. The heating wire is heated through electric conduction, and the medicine is directly contacted with the electrified heating wire after being atomized, so that ionization can occur, and the property of the medicine is very likely to be partially changed. 3. The corrugated pipe is directly contacted with the external environment, so that the temperature loss is quick, and the energy consumption is high. 4. The technical proposal ensures that the equipment has large volume and the manufacturing cost is far higher than that of the common ultrasonic atomization device.
The ventilator pipeline is an important part for establishing a breathing channel between a ventilator and a patient, heating and humidifying are often needed in the use process, but machines of different types are not provided with the functions, and the ventilator heating pipelines of different brands or types are difficult to match with each other, and the application number 201921686452.4 is an utility model patent of a general heating pipeline sleeve for the ventilator pipeline, and the technical scheme is characterized in that: the electric heating wire is coiled in an S shape and arranged on the inner wall of the heat preservation pipe sleeve, the electric heating wire is electrically connected with the power plug, and the left side and the right side of the heat preservation pipe sleeve are detachably connected through the zipper teeth. The technical scheme adopts S-shaped coiled heating wires, the heating wires are metal conductors, current can generate certain heat after being electrified, and the current is transmitted by the conductors to realize heating effect, and the scheme has several problems: 1. electromagnetic fields are easily formed after the electric heating wires are electrified, and electromagnetic interference can possibly occur to medical instruments in use. 2. The electric heating wire is electrified to generate heat, which is an oxidation process, and the service life is shorter. 3. The energy efficiency loss of heating wire heating is great.
Disclosure of Invention
In order to overcome the technical defects, the utility model provides a heating and heat preserving device of a flexible electrothermal film, which comprises: a flexible body coated on the surface of the object to be heated;
two opposite edges of the flexible body are respectively provided with a sticking buckle tape and an adhesive layer;
the flexible body comprises the following components connected in sequence: the flexible body is provided with a control module connected with the electrothermal film layer.
As a further improvement of the present utility model, the control module includes:
the singlechip is connected with the electric heating film layer and is used for opening or closing the electric heating film layer;
and the power supply unit is connected with the singlechip and is used for providing power for the singlechip.
As a further improvement of the present utility model, the power supply unit includes: the USB power supply circuit is connected with the singlechip;
the USB power supply circuit comprises:
the USB interface is connected with the singlechip and is used for supplying power for the singlechip;
the first switch is arranged on the surface of the flexible body, connected with the singlechip and the USB interface and used for switching off or switching on the singlechip and the USB interface.
As a further improvement of the present utility model, the power supply unit includes: the battery power supply circuit is connected with the singlechip;
the battery power supply circuit includes:
a battery;
and the voltage stabilizing chip is connected between the battery and the singlechip and is used for stabilizing the voltage of the battery.
As a further improvement of the present utility model, the battery power supply circuit further includes: and the diode is connected between the battery and the voltage stabilizing chip.
As a further improvement of the present utility model, the control module further includes: the temperature detection circuit is connected with the singlechip and used for acquiring temperature information of the electrothermal film layer; the singlechip acquires the temperature information and turns on or off the electrothermal film layer according to the temperature information.
As a further improvement of the present utility model, the control module further includes: the driving circuit is connected between the singlechip and the electrothermal film layer and is used for driving the electrothermal film layer.
As a further improvement of the present utility model, the control module further includes: and a plurality of function switches connected with the singlechip.
Compared with the prior art, the utility model has the following beneficial effects: the electrothermal film layer is adopted as a heating component, so that the device has the characteristics of small interference and long service life, and can reduce the energy consumption of the whole device; in addition, the electrothermal film layer is better in flexibility than the electrothermal wire in the prior art, can be better applied to objects with smaller volumes, and is not easy to damage.
Drawings
The utility model is described in further detail below with reference to the attached drawing figures, wherein:
FIG. 1 is a front view of a flexible electrothermal film heating and heat preservation device according to example 1;
FIG. 2 is a rear view of the flexible electrothermal film heating and heat preservation device of example 1;
FIG. 3 is an enlarged view of a part of the heating and heat preserving device of the flexible electrothermal film according to embodiment 1;
fig. 4 is a schematic structural diagram of the control module in embodiment 1.
Marking: 1. a flexible body; 11. a sticking buckle belt; 12. an adhesive layer; 13. a splash preventing layer; 14. a heat preservation layer; 15. an electrothermal film layer; 16. a heat conducting layer; 2. a control module; 21. a battery power supply circuit; 22. detecting temperature; 23. and a driving circuit.
Detailed Description
The preferred embodiments of the present utility model will be described below with reference to the accompanying drawings, it being understood that the preferred embodiments described herein are for illustration and explanation of the present utility model only, and are not intended to limit the present utility model.
It should be noted that: like reference numerals and letters denote like items in the following figures, and thus once an item is defined in one figure, no further definition or explanation thereof is necessary in the following figures. Meanwhile, in the description of the present utility model, the terms "first", "second", and the like are used only to distinguish the description, and are not to be construed as indicating or implying relative importance.
Furthermore, references to orientations or positional relationships by the terms "upper", "lower", "inner", "outer", etc., are based on the orientation or positional relationships shown in the drawings, or the orientation or positional relationships that are commonly placed in use of the inventive product, are merely for convenience in describing the utility model and simplifying the description, and do not indicate or imply that the apparatus or elements referred to must have a particular orientation, be configured and operated in a particular orientation, and therefore should not be construed as limiting the utility model.
Example 1
The embodiment provides a flexible electrothermal film heating and heat preservation device, as shown in fig. 1-3, comprising: a flexible body 1 coated on the surface of the object to be heated; two opposite edges of the flexible body 1 are respectively provided with a sticking buckle tape 11 and an adhesive layer 12; the flexible body 1 comprises, connected in sequence: the flexible body 1 is provided with a control module 2 connected with the electrothermal film layer 15, and the splash-proof layer 13, the heat preservation layer 14, the electrothermal film layer 15 and the heat conduction layer 16.
When in use, the flexible body 1 is wrapped on the surface of an object to be heated and is fixed through the sticking buckle tape 11 and the adhesive layer 12, and the control module 2 controls the electrothermal film layer 15 to heat.
Further, the control module 2 includes: the singlechip U3 and the power supply unit; the singlechip U3 is connected with the electrothermal film layer 15 and is used for opening or closing the electrothermal film layer 15; the power supply unit is connected with the singlechip U3 and is used for providing power for the singlechip U3 and simultaneously supplying power for other components in the heat preservation device.
In the present embodiment, the power supply unit includes: the USB power supply circuit is connected with the singlechip U3; the USB power supply circuit includes: a USB interface U4 and a first switch K1; the USB interface U4 is connected with the singlechip U3 and is used for supplying power to the singlechip U3; the first switch K1 is arranged on the surface of the flexible body 1, is connected with the singlechip U3 and the USB interface U4 and is used for switching on or switching off the singlechip U3 and the USB interface U4. The USB interface U4 is arranged, a USB power supply mode can be adopted, the use is convenient, when the USB power supply is used, a power supply is connected to the USB interface U4, the first switch K1 is turned on, the singlechip U3 is electrified, and the electric heating film layer 15 is controlled to heat.
Further, the power supply unit includes: a battery power supply circuit 21 connected with the singlechip U3; the battery power supply circuit 21 includes: battery VDD and voltage regulator chip U1; the voltage stabilizing chip U1 is connected between the battery VDD and the singlechip U3 and is used for stabilizing the voltage of the battery VDD, and the voltage stabilizing chip U1 is realized by adopting a CJ7536 type chip; meanwhile, the voltage stabilizing chip U1 is also connected with a filter capacitor, so that the stability of the power supply is further improved.
Further, the battery power supply circuit 21 further includes: the diode D2 is connected between the battery VDD and the voltage stabilizing chip U1, and the diode D2 has a reverse connection preventing function and protects the battery power supply circuit 21.
In order to avoid overheating damage caused by long-term heating of the electrothermal film layer 15 and to avoid too high a temperature rise of the object to be heated, the control module 2 further includes: the temperature detection circuit 22 is connected with the singlechip U3 and is used for acquiring temperature information of the electrothermal film layer 15; the singlechip U3 obtains temperature information, and opens or closes the electrothermal film layer 15 according to the temperature information, and the function of temperature detection circuit 22 circuit can adopt thermistor NTC to realize, and thermistor NTC sets up in the flexible body 1, and singlechip U3 controls electrothermal film layer 15 according to the information of thermistor NTC.
Specifically, the control module 2 further includes: the driving circuit 23 is connected between the singlechip U3 and the electrothermal film layer 15 and is used for driving the electrothermal film layer 15, and the function of the driving circuit 23 can be realized by adopting a triode.
As shown in fig. 4, the control module 2 further includes: and a second switch K2 connected with the singlechip U3, and a function key (such as selecting different high, medium and low temperature modes).
As shown in fig. 4, the control module 2 further includes: and a third switch K3 connected with the singlechip U3, and a function key (such as a menu or various states can be selected after the display device is externally connected).
In addition, the singlechip U3 is also connected with an interface COM1 for connecting digital display equipment.
The present implementation is further explained below in connection with the implementation process, as follows:
the flexible body 1 is coated on the outer side of a breathing machine pipeline, fixation is achieved through the sticking buckle tape 11 and the adhesive layer 12, a USB power supply circuit or a battery power supply circuit 21 is used for supplying power, a switch is turned on, the singlechip U3 controls the electrothermal film layer 15 to work, the temperature in the flexible body 1 is detected through the thermistor, and if the temperature is too high, the singlechip U3 turns off the electrothermal film layer 15 and stops heating.
The foregoing description of the preferred embodiments of the present application is not intended to be limiting, but rather is intended to cover any and all modifications, equivalents, alternatives, and improvements within the spirit and principles of the present application.
Claims (8)
1. A flexible electrothermal film heating and heat preserving device, comprising: a flexible body coated on the surface of the object to be heated;
two opposite edges of the flexible body are respectively provided with a sticking buckle tape and an adhesive layer;
the flexible body comprises the following components connected in sequence: the flexible body is provided with a control module connected with the electrothermal film layer.
2. The flexible electrothermal film warming and insulating device of claim 1, wherein the control module comprises:
the singlechip is connected with the electric heating film layer and is used for opening or closing the electric heating film layer;
and the power supply unit is connected with the singlechip and is used for providing power for the singlechip.
3. The flexible electrothermal film warming and insulating device according to claim 2, wherein the power supply unit includes: the USB power supply circuit is connected with the singlechip;
the USB power supply circuit comprises:
the USB interface is connected with the singlechip and is used for supplying power for the singlechip;
the first switch is arranged on the surface of the flexible body, connected with the singlechip and the USB interface and used for switching off or switching on the singlechip and the USB interface.
4. The flexible electrothermal film warming and insulating device according to claim 2, wherein the power supply unit includes: the battery power supply circuit is connected with the singlechip;
the battery power supply circuit includes:
a battery;
and the voltage stabilizing chip is connected between the battery and the singlechip and is used for stabilizing the voltage of the battery.
5. The flexible electrothermal film warming and insulating device according to claim 4, wherein the battery power supply circuit further comprises: and the diode is connected between the battery and the voltage stabilizing chip.
6. The flexible electrothermal film warming and insulating device of claim 2, wherein the control module further comprises: the temperature detection circuit is connected with the singlechip and used for acquiring temperature information of the electrothermal film layer; the singlechip acquires the temperature information and turns on or off the electrothermal film layer according to the temperature information.
7. The flexible electrothermal film warming and insulating device of claim 2, wherein the control module further comprises: the driving circuit is connected between the singlechip and the electrothermal film layer and is used for driving the electrothermal film layer.
8. The flexible electrothermal film warming and insulating device of claim 2, wherein the control module further comprises: and a plurality of function switches connected with the singlechip.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222182222.2U CN218976857U (en) | 2022-08-18 | 2022-08-18 | Flexible electrothermal film heating and heat preserving device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222182222.2U CN218976857U (en) | 2022-08-18 | 2022-08-18 | Flexible electrothermal film heating and heat preserving device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218976857U true CN218976857U (en) | 2023-05-05 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222182222.2U Active CN218976857U (en) | 2022-08-18 | 2022-08-18 | Flexible electrothermal film heating and heat preserving device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218976857U (en) |
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2022
- 2022-08-18 CN CN202222182222.2U patent/CN218976857U/en active Active
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