CN217218396U - Heating core of electric heating hair drier - Google Patents
Heating core of electric heating hair drier Download PDFInfo
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- CN217218396U CN217218396U CN202220325239.6U CN202220325239U CN217218396U CN 217218396 U CN217218396 U CN 217218396U CN 202220325239 U CN202220325239 U CN 202220325239U CN 217218396 U CN217218396 U CN 217218396U
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- mica
- inner cylinder
- support frame
- heating
- heating wire
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Abstract
The utility model discloses a heating core of an electric heating blower, which comprises a support frame, wherein the support frame is positioned at the inner center position of the heating core; the mica inner cylinder is arranged on the outer side of the support frame, and a gap is reserved between the mica inner cylinder and the support frame; the mica outer cylinder is arranged at the outer side of the mica inner cylinder, and an airflow flowing space is formed between the mica outer cylinder and the mica inner cylinder; the mica support sheets are uniformly arranged around the circumferential outer side of the support frame and are used for supporting and connecting the mica inner barrel and the mica outer barrel; the main heating wire is arranged in an airflow flowing space between the mica inner barrel and the mica outer barrel; the thermal cut-off device and the thermal fuse are arranged in a gap between the mica inner cylinder and the supporting frame and used for overheat protection; and the mica inner cylinder is also provided with a negative ion emitter and a temperature sensor. The utility model discloses simple structure, it is thermal-insulated effectual, the heating is even, and heating efficiency is high, and the equipment is convenient.
Description
Technical Field
The utility model relates to an electric heat hair-dryer field specifically is an electric heat hair-dryer generate heat core.
Background
The electric heating hair drier is an electric appliance commonly used at present, the heating core is a core component in the electric heating hair drier, the heating of the existing heating core is not uniform enough, the heating efficiency is not high, and the electric heating hair drier does not have an overheating protection function, has a poor heat insulation effect, and cannot meet the use requirement of a bladeless electric heating hair drier.
SUMMERY OF THE UTILITY MODEL
The utility model provides an electric heat hair-dryer's core that generates heat, simple structure, it is effectual to insulate against heat, and the heating is even, and heating efficiency is high, and the equipment is convenient.
In order to achieve the above object, the utility model provides a following technical scheme: a heat generating core of an electric heating hair dryer, comprising:
the support frame is positioned in the center of the interior of the heating core;
the mica inner cylinder is arranged on the outer side of the support frame, and a gap is reserved between the mica inner cylinder and the support frame;
the mica outer cylinder is arranged at the outer side of the mica inner cylinder, and an airflow flowing space is formed between the mica outer cylinder and the mica inner cylinder;
the mica support sheets are uniformly arranged around the circumferential outer side of the support frame and are used for supporting and connecting the mica inner barrel and the mica outer barrel;
the main heating wire is arranged in an airflow flowing space between the mica inner barrel and the mica outer barrel;
the thermal cut-off device and the thermal fuse are arranged in a gap between the mica inner cylinder and the supporting frame and used for overheat protection;
and the mica inner cylinder is also provided with a negative ion emitter and a temperature sensor.
Preferably, the limit end ring is axially installed at the front end of the support frame, and one end of the mica support sheet is inserted into an axial slot on the limit end ring.
Preferably, the heating device further comprises a motor step-down heating wire which is arranged in a ring shape and is arranged on the front side of the main heating wire.
Preferably, the mica support sheet is provided with positioning grooves corresponding to the main heating wire and the motor step-down heating wire along the radial direction.
Preferably, the thermal cut-off and the thermal fuse are embedded in the mica inner tube.
Preferably, the negative ion emitter and the temperature sensor are arranged close to the main heating wire.
Compared with the prior art, the beneficial effects of the utility model are that:
simple structure, the barrel that mica inner tube and mica urceolus are constituteed is thermal-insulated effectual, and main heater heating is even and reliable, and heating efficiency is high, has dual overheat protection function and temperature monitoring function, safe and reliable, and the equipment is convenient.
Drawings
FIG. 1 is a three-dimensional structure of the present invention;
FIG. 2 is a partial three-dimensional structure diagram of the present invention;
fig. 3 is a partial three-dimensional structure diagram of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.
As shown in fig. 1-3, the utility model provides a heating core of an electric heating hair drier, comprising:
The mica inner cylinder 2 is arranged at the outer side of the support frame 4, and a gap is reserved between the mica inner cylinder 2 and the support frame 4; the mica outer cylinder 1 is arranged at the outer side of the mica inner cylinder 2, and an airflow flowing space is formed between the mica outer cylinder 1 and the mica inner cylinder 2, airflow can rapidly pass through the airflow flowing space, and the airflow flowing space also has a heat insulation effect.
In order to ensure that the positions of the mica inner cylinder 2 and the mica outer cylinder 1 can be relatively fixed, the mica support plates 5 are further included in the embodiment, the mica support plates 5 are uniformly arranged around the circumferential outer side of the support frame 4, the mica support plates 5 are used for supporting and connecting the mica inner cylinder 2 and the mica outer cylinder 1, and the mica support plates 5 are in plug connection with the mica inner cylinder 2 and the mica outer cylinder 1.
Still include main heater 3, set up in the air current flow space between mica inner tube 2 and mica urceolus 1, main heater 3 is the S-shaped and encircles and be the annular, is provided with a plurality of main heaters 3 side by side, and the area of contact with the air current is bigger, and heating effect is good and even.
In this embodiment, a thermal cut-off 9 and a thermal fuse 8 are further included, and are disposed in the gap between the mica inner cylinder 2 and the support frame 4 for overheat protection, so as to realize double overheat protection.
Meanwhile, the mica inner cylinder 2 is also provided with the anion emitter and the temperature sensor 7, the anion emitter can inject anions into the air flow, so that the electric heating blower can blow out hot air with the anions, and the temperature sensor 7 can monitor the temperature of the hot air, thereby facilitating the control of the temperature.
In this embodiment, the limit end ring 11 is axially installed at the front end of the support frame 4, one end of the mica support sheet 5 is inserted into an axial slot on the limit end ring 11, and an axial insertion structure is also provided between the limit end ring 11 and the support frame 4.
In this embodiment, the heating element further comprises a motor step-down heating wire 6, which is arranged in a ring shape and is installed at the front side of the main heating wire 3, and the motor step-down heating wire 6 is in a spring shape.
For better and more firmly fixing the main heating wire 3 and the motor step-down heating wire 6, the mica support plate 5 is provided with positioning grooves 10 corresponding to the main heating wire 3 and the motor step-down heating wire 6 along the radial direction.
Meanwhile, the thermal cut-off device 9 and the thermal cut-off device 8 are embedded into the mica inner cylinder 2, so that the thermal cut-off device can be closer to the main heating wire 3, and the overheating protection is more reliable.
Meanwhile, the negative ion emitter and the temperature sensor 7 are arranged close to the main heating wire 3.
Therefore, the drainage floor drain in the embodiment has the advantages of simple structure, attractive appearance, high drainage speed, good filtering and deodorizing effects, and the drainage floor drain is provided with a drainage rotating body which can rotate for 360 degrees so as to adapt to butt joint with different water pipes.
In addition, descriptions in the present application as to "first", "second", and the like are for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicit to the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless expressly specified otherwise.
In the present application, unless expressly stated or limited otherwise, the terms "connected" and "secured" are to be construed broadly, and thus, for example, "secured" may be a fixed connection, a removable connection, or an integral part; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
In addition, the technical solutions of the embodiments of the present invention can be combined with each other, but it is necessary to use a person skilled in the art to realize the basis, and when the technical solutions are combined and contradictory to each other or cannot be realized, the combination of the technical solutions should not exist, and is not within the protection scope of the present invention.
Claims (6)
1. A heating core of an electric heating hair drier is characterized by comprising:
the support frame (4), the said support frame (4) locates at the internal central position of the heating core;
the mica inner cylinder (2) is arranged on the outer side of the support frame (4), and a gap is reserved between the mica inner cylinder and the support frame (4);
the mica outer cylinder (1) is arranged at the outer side of the mica inner cylinder (2) and forms an airflow flowing space with the mica inner cylinder (2);
the mica support sheets (5) are uniformly arranged around the circumferential outer side of the support frame (4), and the mica support sheets (5) are used for supporting and connecting the mica inner cylinder (2) and the mica outer cylinder (1);
the main heating wire (3) is arranged in an airflow flowing space between the mica inner cylinder (2) and the mica outer cylinder (1);
the thermal cut-off device (9) and the thermal cut-off device (8) are arranged in a gap between the mica inner cylinder (2) and the supporting frame (4) and are used for overheat protection;
and the mica inner cylinder (2) is also provided with a negative ion emitter and a temperature sensor (7).
2. A heat generating core of an electric heating hair dryer as claimed in claim 1, wherein: the limiting end ring (11) is axially arranged at the front end of the support frame (4), and one end of the mica support sheet (5) is inserted into an axial slot on the limiting end ring (11).
3. A heat generating core of an electric heating hair dryer as claimed in claim 1, wherein: the heating device also comprises a motor step-down heating wire (6) which is arranged annularly and is arranged on the front side of the main heating wire (3).
4. A heat generating core of an electric heating hair dryer as claimed in claim 3, wherein: and positioning grooves (10) corresponding to the main heating wire (3) and the motor step-down heating wire (6) are arranged along the radial direction of the mica support sheet (5).
5. A heat generating core of an electric heating hair dryer according to claim 1, wherein: the thermal cut-off device (9) and the thermal fuse (8) are embedded into the mica inner cylinder (2).
6. A heat generating core of an electric heating hair dryer as claimed in claim 1, wherein: the negative ion emitter and the temperature sensor (7) are arranged close to the main heating wire (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220325239.6U CN217218396U (en) | 2022-02-18 | 2022-02-18 | Heating core of electric heating hair drier |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220325239.6U CN217218396U (en) | 2022-02-18 | 2022-02-18 | Heating core of electric heating hair drier |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217218396U true CN217218396U (en) | 2022-08-19 |
Family
ID=82834911
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220325239.6U Active CN217218396U (en) | 2022-02-18 | 2022-02-18 | Heating core of electric heating hair drier |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217218396U (en) |
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2022
- 2022-02-18 CN CN202220325239.6U patent/CN217218396U/en active Active
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