CN212785907U

CN212785907U - Mica heating tube

Info

Publication number: CN212785907U
Application number: CN202021773845.1U
Authority: CN
Inventors: 谌勇
Original assignee: Foshan Feidipu Electric Appliance Co ltd
Current assignee: Foshan Feidipu Electric Appliance Co ltd
Priority date: 2020-08-21
Filing date: 2020-08-21
Publication date: 2021-03-23
Anticipated expiration: 2030-08-21

Abstract

The utility model discloses a mica heating tube, including mica heating tube body, mica heating tube body includes middle part mica support and banding part that generates heat, banding part that generates heat is the heliciform along the length direction of middle part mica support and establishes in middle part mica support periphery, be provided with ventilation channel between middle part mica support and the part that generates heat, the part that generates heat can firmly set up on middle part mica support, the wind current flows in from the one end of middle part mica support, and flow from the other end of middle part mica support, the wind current can flow around the part that generates heat of establishing along the heliciform, the time of extension wind current in ventilation channel, and wind current and the part that generates heat fully contact, improve the effect of generating heat.

Description

Mica heating tube

Technical Field

The utility model relates to a mica heating device, in particular to mica heating tube.

Background

The conventional mica heating tube generally forms a strip-shaped ventilation channel through a mica support, a heating component is arranged in the ventilation channel and is connected with the mica support, and wind flows through the ventilation channel and only temporarily contacts with the heating component or the contact area is small, so that the heat exchange effect is poor.

SUMMERY OF THE UTILITY MODEL

The utility model discloses aim at solving one of the technical problem that exists among the prior art at least. Therefore, the utility model provides a mica heating tube, the wind current can with the part that generates heat fully contact, improve the effect that generates heat.

According to the utility model discloses a mica heating tube of first aspect embodiment, including mica heating tube body, mica heating tube body includes: a middle mica support; the strip-shaped heating part is spirally wound on the periphery of the middle mica support along the length direction of the middle mica support, and a ventilation channel is arranged between the middle mica support and the heating part.

According to the utility model discloses mica heating tube has following beneficial effect at least:

the utility model discloses a mica heating tube, the part that generates heat is the heliciform along the length direction of middle part mica support and winds, can firmly set up on middle part mica support to form the ventilation passageway between, the wind flows in from the one end of middle part mica support, and flows from the other end of middle part mica support, and the wind flows can flow around the part that generates heat of establishing along the heliciform, prolongs the time of wind flow in the ventilation passageway, and the wind flows and the part that generates heat fully contacts, improves the effect of generating heat.

According to some embodiments of the utility model, still include the isolation pipe, the isolation pipe box establishes mica heating tube body periphery.

According to some embodiments of the invention, the middle mica support comprises at least two mica support sheets arranged in a cross.

According to the utility model discloses a some embodiments, the mica backing sheet is in follow on the side of middle part mica support peripheral position the length direction of middle part mica support sets up a plurality of spacing grooves, the spacing groove can with the part joint that generates heat.

According to some embodiments of the utility model, adjacent a plurality of spacing grooves on the mica backing sheet are followed dislocation set in the length direction of middle part mica support.

According to some embodiments of the utility model, the inner wall of spacing groove with be provided with buffer structure between the part that generates heat.

According to some embodiments of the invention, the buffer structure is an elastic pad.

According to some embodiments of the utility model, the elastic pad detachably cover is established the mica backing sheet on the position of spacing groove.

According to some embodiments of the utility model, the part that generates heat is the heater, the heater follows the length direction spiral setting of the part that generates heat.

According to some embodiments of the utility model, still include banding flying parts, the heater is followed the length direction spiral of the part that generates heat sets up so that the part middle part that generates heat forms the cavity passageway, the flying parts is followed the length direction of the part that generates heat wears to establish in the cavity passageway, the both ends of flying parts respectively with middle part mica leg joint.

Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.

Drawings

The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:

FIG. 1 is a front view of one embodiment of the mica heating tube of the present invention;

FIG. 2 is a top view of one embodiment of the mica heating tube of the present invention;

FIG. 3 is a schematic view of an internal structure of one embodiment of the mica heating tube of the present invention;

fig. 4 is a schematic structural view of a mica support sheet according to one embodiment of the mica heating tube of the present invention.

Reference numerals:

mica heating tube body 100, middle mica support 110, mica support sheet 111, heating component 120, ventilation channel 200, isolation tube 300, spacing groove 400, elastic pad 500, and suspension 600.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention.

In the description of the present invention, it should be understood that the orientation or positional relationship referred to in the orientation description, such as the terms "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc., is the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplicity of description, and does not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

In the description of the present invention, a plurality of means are one or more, a plurality of means are two or more, and the terms greater than, less than, exceeding, etc. are understood as not including the number, and the terms greater than, less than, within, etc. are understood as including the number. If the first and second are described for the purpose of distinguishing technical features, they are not to be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.

In the description of the present invention, it should be noted that, unless explicitly stated or limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

As shown in fig. 1 to 4, a mica heating tube according to an embodiment of the present invention includes a mica heating tube body 100, the mica heating tube body 100 includes a middle mica support 110 and a strip-shaped heat-generating component 120, the strip-shaped heat-generating component 120 is spirally wound around the middle mica support 110 along the length direction of the middle mica support 110, and a ventilation channel 200 is disposed between the middle mica support 110 and the heat-generating component 120, the mica heating component 120 of the present invention is spirally wound along the length direction of the middle mica support 110, and can be firmly disposed on the middle mica support 110, and a ventilation channel 200 is formed therebetween, and the wind flow flows in from one end of the middle mica support 110 and flows out from the other end of the middle mica support 110, and the wind flow will flow along the spirally wound heat-generating component 120, so as to prolong the time of the wind flow in the ventilation channel 200, and the wind current is sufficiently contacted with the heat generating component 120, improving the heat generating effect.

The middle mica support 110 may be installed in various ways, for example, a tube shape may be formed by mica sheets, and the mica sheets are provided with ventilation holes, and the heat generating component 120 is wound around the tube structure.

In some embodiments of the present invention, as shown in fig. 2 and 3, the middle mica support 110 includes at least two mica support sheets 111 arranged in a cross manner, where there may be two mica support sheets 111 or three or more mica support sheets 111 arranged in a cross manner to support the heat generating component 120 wound spirally, and the mica support sheets 111 may be separated into a plurality of ventilation channels 200 for heating respectively, so as to improve the heating efficiency.

In some embodiments of the present invention, as shown in fig. 1, 2 and 3, in order to prevent the contact of the external object to the heat generating component 120 during the heating process, the heat generating component further includes a separating tube 300, the separating tube 300 is sleeved on the periphery of the mica heat generating tube body 100, the shape of the separating tube 300 can be adapted to the mica heat generating tube body 100, one end of the separating tube 300 is butted with the air inlet of one end of the mica heat generating tube body 100, the other end of the separating tube 300 is butted with the air outlet of the other end of the mica heat generating tube body 100, and the separating tube 300 can be made of mica material.

In some embodiments of the present invention, as shown in fig. 3, the mica support sheet 111 is provided with a plurality of limiting grooves 400 along the length direction of the middle mica support 110 on the side of the outer peripheral position of the middle mica support 110, and the limiting grooves 400 can be connected with the heat generating component 120.

The heat generating component 120 is wound around the mica support plate 111 and is clamped into the limiting groove 400, so that the heat generating component 120 is prevented from being deviated, and the connection is firmer.

In some embodiments of the present invention, the plurality of limiting grooves 400 on the adjacent mica supporting sheets 111 are disposed along the length direction of the middle mica support 110 in a staggered manner, so that when the heat generating component 120 is wound, the section of the heat generating component 120 between the adjacent mica supporting sheets 111 is inclined, which is beneficial for the wind flow to flow along the wall surface of the heat generating component 120.

In some embodiments of the present invention, as shown in fig. 4, since the mica supporting sheet 111 is thin, the heat generating component 120 is easily cut and wound on the mica supporting sheet 111, and a buffer structure is provided between the inner wall of the limiting groove 400 and the heat generating component 120, and the buffer structure can protect the heat generating component 120, specifically, the buffer structure is an elastic pad 500, and may also be a resin coating or the like.

The elastic pad 500 is detachably sleeved on the position of the limiting groove 400 of the mica supporting sheet 111, specifically, the elastic pad 500 may be a rubber pad or a silica gel pad, an installation groove may be arranged on the elastic pad 500, the mica supporting sheet 111 may be inserted into the installation groove, and the elastic pad 500 is arranged on the mica supporting sheet 111 through the friction effect of the elastic pad 500.

The utility model discloses an in some embodiments, the part 120 that generates heat is the heater, and the heater sets up along the length direction spiral of the part 120 that generates heat, and the both ends of heater are connected with external power source through positive negative power cord respectively, and there is ventilation gap in the heater of spiral setting, and the distinguished and admirable can flow between the heater for heat exchange efficiency.

In some embodiments of the present invention, as shown in fig. 2 and 3, the heat-generating component further includes a strip-shaped suspension 600, the heating wire is spirally disposed along the length direction of the heat-generating component 120 so as to form a hollow channel in the middle of the heat-generating component 120, the suspension 600 is inserted into the hollow channel along the length direction of the heat-generating component 120, and two ends of the suspension 600 are respectively connected to the middle mica support 110.

The hanging member 600 may be a metal wire or a high temperature resistant fiber wire, the high temperature resistant fiber wire may be a glass fiber, etc., the hanging member 600 is inserted into the hollow channel of the heat generating component 120, when the heat generating component 120 is damaged and broken, the heat generating component 120 can also be hung on the hanging member 600, and will not drop into an external object instantly, so as to prevent the heat generating component 120 with high temperature from touching the external object and causing damage to the external.

The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.

While embodiments of the present invention have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the invention, the scope of which is defined by the claims and their equivalents.

Claims

1. The mica heating tube is characterized by comprising a mica heating tube body, wherein the mica heating tube body comprises:

a middle mica support;

the strip-shaped heating part is spirally wound on the periphery of the middle mica support along the length direction of the middle mica support, and a ventilation channel is arranged between the middle mica support and the heating part.

2. The mica heating tube of claim 1, wherein: still include the spacer tube, the spacer tube cover is established mica heating tube body periphery.

3. The mica heating tube of claim 1, wherein: the middle mica support comprises at least two mica support sheets which are arranged in a crossed mode.

4. A mica heating tube according to claim 3, characterized in that: the mica support sheet is arranged on the side edge of the periphery of the middle mica support along the length direction of the middle mica support, and the limit groove can be clamped with the heating component.

5. The mica heating tube of claim 4, wherein: and a plurality of limiting grooves on the adjacent mica supporting sheets are arranged along the length direction of the middle mica support in a staggered manner.

6. The mica heating tube of claim 4, wherein: and a buffer structure is arranged between the inner wall of the limit groove and the heating part.

7. The mica heating tube of claim 6, wherein: the buffer structure is an elastic cushion.

8. The mica heating tube of claim 7, wherein: the elastic pad is detachably sleeved on the position of the limiting groove of the mica supporting sheet.

9. The mica heating tube of claim 1, wherein: the heating component is a heating wire, and the heating wire is spirally arranged along the length direction of the heating component.

10. A mica heating tube according to claim 9, wherein: the heating device is characterized by further comprising a strip-shaped hanging piece, the heating wire is spirally arranged along the length direction of the heating component, so that a hollow channel is formed in the middle of the heating component, the hanging piece penetrates through the hollow channel along the length direction of the heating component, and two ends of the hanging piece are respectively connected with the middle mica support.