CN115530443A

CN115530443A - Heating element, atomizer and atomizing device

Info

Publication number: CN115530443A
Application number: CN202211295451.3A
Authority: CN
Inventors: 王志国
Original assignee: Shenzhen Hongxun Manufacturing Technology Co ltd
Current assignee: Shenzhen Hongxun Manufacturing Technology Co ltd
Priority date: 2022-10-21
Filing date: 2022-10-21
Publication date: 2022-12-30

Abstract

The application relates to atomizer technical field provides a heating element, atomizer and atomizing device, and heating element includes: the heating element is in a net shape and comprises a plurality of first heating wires and a plurality of second heating wires, the first heating wires and the second heating wires are arranged in a staggered mode, the resistance value of the first heating wires is larger than that of the second heating wires, and the thermal conductivity of the second heating wires is larger than that of the first heating wires; and the connecting wire is arranged at the end part of the first heating wire and is electrically connected with the first heating wire, and the connecting wire is used for connecting a power supply. The heating assembly has small resistance fluctuation, can ensure heating stability, avoids heat concentration and can improve the heat uniformity of the heating body, thereby reducing the burning phenomenon as much as possible and effectively solving the technical problems that the heating temperature is too high and the burning phenomenon easily occurs due to overlarge local resistance of the existing heating assembly.

Description

Heating element, atomizer and atomizing device

Technical Field

The application relates to the technical field of atomizers, in particular to a heating component, an atomizer and an atomizing device.

Background

In the internal structure of the electronic atomizer, the tobacco tar is generally in a liquid state. When the electronic atomizer is used, the tobacco tar needs to be heated into steam and then volatilized outwards. The usual heating method is to pass current through the resistance element, the resistance element heats up, the smoke oil near the resistance element is evaporated at high temperature, and finally steam is formed. Commonly used heating elements are ceramic heating cores, resistance wire heating cores, etc.

In the existing electronic atomizer, a multi-purpose metal plate is etched to manufacture a circuit with a complex shape and is used as a heating component, but the uniformity of the circuit section is difficult to ensure, so that the phenomena of overlarge local resistance, overhigh heating temperature and burning are often caused. In addition, because the use space is small, the heating component is easy to be short-circuited in the assembling process, and the failure is caused.

Disclosure of Invention

An object of the application is to provide a heating element, atomizer and atomizing device to solve among the current atomizer the too big and heating temperature that leads to of heating element local resistance too high, the technical problem of the easy burnt phenomenon that takes place.

An embodiment of a first aspect of the present application provides a heat generating component, including:

the heating element is in a net shape and comprises a plurality of first heating wires and a plurality of second heating wires, the first heating wires and the second heating wires are arranged in a staggered mode, the resistance value of the first heating wires is larger than that of the second heating wires, and the thermal conductivity of the second heating wires is larger than that of the first heating wires;

and the connecting wire is arranged at the end part of the first heating wire and is electrically connected with the first heating wire, and the connecting wire is used for connecting a power supply.

In an embodiment, the first heating wire is disposed in a wave shape, and the first heating wire extends in a bending manner along a predetermined direction, and the predetermined direction and the extending direction of the connecting wire form an included angle.

In an embodiment, the first heating wire is formed with a plurality of bending portions, and the intersection of the second heating wire and the first heating wire is located at the bending portions.

In an embodiment, the number of the connecting wires is two, and the two connecting wires are respectively arranged at two opposite ends of the first heating wire and are parallel to each other.

In one embodiment, an end of each of the first heating wires is soldered to the connection lead.

The reticular heating body in the heating component comprises a plurality of spaced first heating wires and a plurality of spaced second heating wires, the first heating wires and the second heating wires are arranged in a staggered mode, the sectional area size stability of the heating body can be guaranteed, the resistance value of the first heating wires is larger than that of the second heating wires, the heat conductivity of the second heating wires is larger than that of the first heating wires, the first heating wires can serve as a stable heating source after being electrified, the second heating wires can enable heat of the heating source to be dissipated to the periphery rapidly, resistance fluctuation is small, heating stability can be guaranteed, heat concentration is avoided, the heat uniformity of the heating body is improved, the burning phenomenon is reduced as far as possible, and the technical problems that the heating temperature is too high due to the fact that the local resistance of the existing heating component is too large and the burning phenomenon easily occurs are effectively solved.

Embodiments of a second aspect of the present application propose a nebulizer comprising:

the device comprises a main body, wherein an atomization cavity and a tobacco tar cavity are arranged in the main body;

the heat generating assembly according to any one of the embodiments of the first aspect, wherein the heat generating assembly is disposed in the atomizing chamber;

and the oil guide part coats the heating body of the heating component, and one end of the oil guide part can extend to the tobacco tar cavity and is used for guiding the tobacco tar in the tobacco tar cavity to the heating body.

In an embodiment, the first heating wire is arranged in a wave shape and forms a plurality of bending parts, the oil guide member is attached to the bending parts and forms an airflow channel with the first heating wire, and the airflow channel is used for smoke generated after the smoke oil on the oil guide member is atomized to pass through and volatilize outwards.

In an embodiment, the atomizer further includes a shape retaining tube disposed in the atomizing chamber, and the heating element is in a winding state and is accommodated in the shape retaining tube.

In one embodiment, a channel is arranged in the shape maintaining pipe, and the heating component is arranged in the channel in a penetrating way;

and a through groove communicated with the channel is formed in the side wall of the shape maintaining pipe, and one end of the oil guide part can penetrate through the through groove and outwards extend to the oil smoke cavity.

The mesh heating body in the atomizer comprises a plurality of first heating wires at intervals and a plurality of second heating wires at intervals, and the first heating wires and the second heating wires are arranged in a staggered manner, so that the sectional area and the size of the heating body can be ensured to be stable; the first heating wire can be used as a stable heating source after being electrified, the second heating wire can enable heat of the heating source to be rapidly dissipated to the periphery, resistance fluctuation is small, heating stability can be guaranteed, heat concentration is avoided, thermal uniformity of the heating body is improved, accordingly, burning phenomena are reduced as far as possible, and the technical problem that the heating temperature is too high due to the fact that the local resistance of an existing heating assembly is too large, and the burning phenomena are prone to occurring is effectively solved.

Embodiments of a third aspect of the present application provide an atomizing device including an atomizer as described in any of the embodiments of the second aspect.

The atomizer generates heat stably and dispels the heat fast among the atomizing device that this application provided, avoids heat to concentrate to reduce the emergence of burning out the phenomenon as far as possible, effectively solve among the current atomizing device heating element local resistance too big and lead to heating temperature too high, the technical problem of burning out the phenomenon easily takes place.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings required to be used in the embodiments or the prior art description will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and for those skilled in the art, other drawings may be obtained according to these drawings without inventive labor.

FIG. 1 is a schematic view of a heat-generating component provided in an embodiment of a first aspect of the present application;

FIG. 2 is a schematic view of the heating element of FIG. 1 after being waved;

FIG. 3 is a schematic view of the heating element shown in FIG. 2 after being coated with an oil guide;

FIG. 4 is a schematic view of the heating element and oil guide shown in FIG. 3 during winding;

FIG. 5 is a front view of the heating element and oil guide shown in FIG. 3 after they have been wound and placed in the shape-retaining tube;

fig. 6 is a plan view of the heat generating component and the oil guide shown in fig. 5 after being wound and placed in the shape-maintaining tube.

The meaning of the labels in the figures is:

100. a heat generating component;

10. a heating element; 101. bending the part; 11. a first heating wire; 12. a second heater;

20. connecting a lead;

30. an oil guide member; 31. an oil inlet guide head;

41. an air flow channel; 42. a shape-retaining tube; 421. a channel; 43. a through groove; 44. a rotating shaft.

Detailed Description

In order to make the objects, technical solutions and advantages of the present application more apparent, the present application is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of and not restrictive on the broad application.

It will be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or be indirectly on the other element. When an element is referred to as being "connected to" another element, it can be directly connected to the other element or be indirectly connected to the other element.

It will be understood that the terms "length," "width," "upper," "lower," "inner," "outer," and the like, as used herein, refer to an orientation or positional relationship illustrated in the drawings for convenience in describing the present application and to simplify description, and do not indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be considered limiting of the present application. In the description of the present application, "a plurality" means two or more unless specifically limited otherwise.

In this application, unless expressly stated or limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can include, for example, fixed connections, removable connections, or integral parts; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as the case may be.

The embodiment of the first aspect of the present application provides a heating component, which can be used in an atomizer to meet the requirement of uniform heating after power-on and avoid heat concentration.

Referring to fig. 1 and 2, in one embodiment of the present application, a heat generating component 100 includes a heat generating body 10 and a connection wire 20.

The heating body 10 is netted and includes a plurality of spaced first heater 11 and a plurality of spaced second heater 12, and first heater 11 and second heater 12 are crisscross to be set up, and then the heating body 10 has great specific surface area, and the position that generates heat is more dispersed and evenly distributed, can understand, and many second heaters 12 are connected to every first heater 11, and simultaneously, many first heaters 11 are connected to every second heater 12.

The connecting wire 20 is disposed at an end of the first heating wire 11 and electrically connected to the first heating wire 11, and the connecting wire 20 is used for an external power source, so that a current can flow into the first heating wire 11 through the connecting wire 20, and according to joule's law, the first heating wire 11 can convert electric energy into internal energy and generate heat under a power-on condition. It is understood that the connection wire 20 is connected to each of the first heating wires 11 so that each of the first heating wires 11 can be normally energized.

The resistance value of the first heating wire 11 is greater than the resistance value of the second heating wire 12, the thermal conductivity of the second heating wire 12 is greater than the thermal conductivity of the first heating wire 11, the first heating wire 11 can be used as a stable heating source after being electrified, the second heating wire 12 can enable the heat of the heating source to be rapidly dissipated to the periphery, smoke oil contacting with the heating body 10 is heated, and heat concentration can be effectively prevented. Thus, the combination of the two can ensure the stable sectional area of the heating element 10 and the small fluctuation of the resistance, and also ensure the stable heating, avoid the heat concentration, improve the heat uniformity of the heating element 10, and avoid the over-high local temperature.

The first heating wire 11 is made of a high-resistance metal material, such as copper, nichrome, iron-chromium-aluminum, stainless steel, etc.; the second heater 12 is made of a high thermal conductive metal material, such as silver, copper, aluminum, etc.

The reticular heating body 10 in the heating component 100 comprises a plurality of spaced first heating wires 11 and a plurality of spaced second heating wires 12, the first heating wires 11 and the second heating wires 12 are arranged in a staggered mode, the sectional area size of the heating body 10 can be guaranteed to be stable, the resistance value of the first heating wires 11 is larger than that of the second heating wires 12, the thermal conductivity of the second heating wires 12 is larger than that of the first heating wires 11, the first heating wires 11 can be used as a stable heating source after being electrified, the second heating wires 12 can enable the heat of the heating source to be rapidly dissipated to the periphery, the resistance fluctuation is small, the heating stability can be guaranteed, heat concentration is avoided, the thermal uniformity of the heating body 10 is improved, the burning phenomenon can be reduced as far as possible, and the technical problems that the heating temperature is too high and the burning phenomenon is prone to occur due to overlarge local resistance of the existing heating component are effectively solved.

Referring to fig. 1 and 2, in an embodiment of the present application, the first heating wire 11 is disposed in a wave shape, and the first heating wire 11 extends along a predetermined direction, and the predetermined direction forms an included angle with an extending direction of the connection wire 20. Therefore, on the premise that the overall length of the heating element 10 is the same, the first heating wire 11 arranged in the wave shape is longer than the first heating wire 11 arranged in the linear shape, and has a larger specific surface area, so that the contact area between the heating position and the tobacco tar can be increased in the actual use process, and the gasification and evaporation speed of the tobacco tar is increased; further, as the length increases, the amount of heat generated by the first heater wire 11 can also be increased.

It is understood that the first heating wire 11, which is disposed in a wave shape, is located in a plane, the predetermined direction is an extending direction of the plane, and the extending direction of the connecting wire 20 is a length direction thereof. In the present embodiment, referring to fig. 1 to 3, the first heating wire 11 extends along a direction perpendicular to the connecting wire 20, that is, an included angle between the preset direction and the extending direction of the connecting wire 20 is 90 °, and the overall structure is regular, so that the later winding is facilitated. It is understood that, in other embodiments of the present application, the included angle between the predetermined direction and the extending direction of the connection wire 20 may also be an angle with other values, such as an acute angle or an obtuse angle, and is not limited herein.

In addition, in the present embodiment, referring to fig. 1 to fig. 3, each of the wave-shaped first heating wires 11 includes a wave crest and a wave trough which are continuously arranged at intervals, that is, each of the wave crest and the wave trough of each of the first heating wires 11 has a bending portion 101, that is, a plurality of bending portions 101 are formed on any one of the first heating wires 11. The second heating wire 12 is sequentially connected to the bending portions 101 corresponding to the plurality of first heating wires 11, at this time, two adjacent second heating wires 12 are respectively located at two adjacent bending portions 101, one of the bending portions 101 is a wave peak, and the other bending portion 101 is a wave trough.

It is understood that in other embodiments of the present application, the location of the second heater 12 may be other. For example, the second heating wire 12 may be located at any position between the adjacent bends 101 of the first heating wire 11, and also does not affect the contact area between the heating element 10 and the smoke; in another embodiment, the second heating wires 12 are distributed more closely, a plurality of second heating wires 12 may be arranged between two adjacent bends 101 side by side, and correspondingly, a plurality of second heating wires 12 may be arranged on the same bend 101, which is not limited herein.

Referring to fig. 1, in an embodiment of the present application, the number of the connecting wires 20 is two, and one of the two connecting wires 20 is connected to the positive electrode of the power supply, and the other connecting wire 20 is connected to the negative electrode of the power supply. The two connecting wires 20 are respectively disposed at opposite ends of the first heating wire 11 and are parallel to each other. In this way, when the heating element 10 is subsequently deformed by winding or the like, the two connecting wires 20 do not interfere with each other, thereby avoiding a short circuit as much as possible and improving the stability of the electrical connection of the heating element 100.

Specifically, the first heating wires 11 include opposite first and second ends, one connecting wire 20 is connected to the first ends of all the first heating wires 11 and connected to the positive electrode of the power source, and the other connecting wire 20 is connected to the second ends of all the first heating wires 11 and connected to the negative electrode of the power source. That is, the plurality of first heating wires 11 are connected in parallel between the two connecting wires 20. Thus, the overall resistance value of the heating element 10 can be reduced, so that the power of the heating element 10 can be increased, and customers who need high-concentration smoke can be satisfied.

In an embodiment of the present application, the end of each first heating wire 11 is welded to the connecting wire 20, which is simple and can improve the production efficiency compared to the method of manufacturing the heating element 10 by etching; in addition, the structural connection is stable, which can improve the product stability of the heating assembly 100 and avoid easy failure.

It is understood that in other embodiments of the present application, the connection between the first heating wire 11 and the connecting wire 20 can be realized by stamping, but is not limited thereto.

In addition, the first heating wire 11 and the second heating wire 12 may be formed by welding or press forming, and are not limited herein.

The heating element 10 in the heating assembly 100 includes a plurality of first heating wires 11 and a plurality of second heating wires 12, and the first heating wires 11 and the second heating wires 12 are arranged in a staggered manner, so that the cross-sectional area of the heating element 10 is ensured to be stable; the first heating wire 11 can be used as a stable heating source after being electrified, the second heating wire 12 can rapidly dissipate heat of the heating source to the periphery, resistance fluctuation is small, heating stability can be guaranteed, heat concentration is avoided, and heat uniformity of the heating body 10 is improved, so that burning phenomena are reduced as far as possible, and the technical problems that heating temperature is too high and burning phenomena are prone to occurring due to too large local resistance of an existing heating assembly are effectively solved.

Referring to fig. 1 to 3, the atomizer according to a second embodiment of the present invention includes a main body (not shown), a heat generating component 100 according to any of the first embodiments, and an oil guiding member 30.

Be equipped with atomizing chamber and tobacco tar chamber in the main part, the tobacco tar chamber is used for acceping the tobacco tar, and the atomizing chamber is used for providing the space of atomizing tobacco tar, and wherein, the atomizing chamber is linked together with air outlet channel to carry the smog that generates after the tobacco tar atomizing to the air outlet channel in back again discharge to the external world.

The heating element 100 is arranged in the atomizing cavity, the oil guide member 30 covers the heating element 10 of the heating element 100, and one end of the oil guide member 30 can extend into the tobacco tar cavity and is used for guiding the tobacco tar in the tobacco tar cavity to the heating element 10. In this way, the oil guide 30 can convey the oil in the oil cavity to the heat generating component 100 and achieve the atomization treatment in the atomization cavity.

It is understood that the oil guiding member 30 should be a material that can easily absorb the oil, for example, the oil guiding member 30 can be an oil guiding cotton cloth to increase the oil storage capacity.

Further, the shape of the oil guiding member 30 can be adapted to the heating element 10 to ensure that the heating element 10 has as large a contact area as possible with the tobacco tar and is in full contact with the tobacco tar. Specifically, referring to fig. 1 to 4, in the present embodiment, the first heating wire 11 is disposed in a wave shape and forms a plurality of bending portions 101, and the intersection of the second heating wire 12 and the first heating wire 11 can be located at the bending portions 101, that is, along the extending direction of the second heating wire 12, the second heating wire 12 is sequentially connected to the bending portions 101 corresponding to the plurality of first heating wires 11.

Specifically, the oil guide 30 is a sheet-shaped oil guide cotton cloth, and covers the upper and lower surfaces of the heating element 10. Wherein the oil guide 30 may be laid from one end of the heating element 10 and cover one side of the heating element 10 first, and then bent at the other end of the heating element 10 and cover the other side of the heating element 10, i.e., the oil guide 30 is in a U-shape as a whole after covering the heating element 10. Because the heating element 10 is overall in a wave shape, after the oil guide member 30 covers the heating element 10, the oil guide member 30 is attached to the bent portion 101 and encloses with the first heating wire 11 to form an airflow channel 41, and the airflow channel 41 is used for smoke generated after the smoke oil on the oil guide member 30 is atomized to pass through and volatilize outwards.

Because the two adjacent second heating wires 12 are respectively located at the two adjacent bending parts 101, one bending part 101 is a wave crest, and the other bending part 101 is a wave trough, after the oil guiding member 30 is attached to the bending part 101, the oil guiding member 30, the two adjacent second heating wires 12, and the first heating wire 11 arranged between the two adjacent second heating wires 12 jointly enclose an air flow channel 41, and the air flow channel 41 is parallel to the extending direction of the second heating wires 12. It is understood that a plurality of spaced air flow passages 41 may be formed after the oil guide 30 covers the heat generating body 10.

It can be understood that, since all the first heating wires 11 in the heating element 10 are arranged at intervals, and all the second heating wires 12 are arranged in parallel and at intervals, the airflow channel 41 is in a through state along the extending direction of the connecting wire 20, so that the resistance of the airflow passing can be reduced, the smoke generated after the atomization of the tobacco tar is smoothly volatilized outside through the airflow channel 41, and the smoke is conveyed to the air outlet channel through the smooth airflow channel 41.

Further, one end of the oil guiding member 30 is an oil inlet guide head 31, and after the oil guiding member 30 covers the heating element 10, the end where the oil inlet guide head 31 is located is a free end, and the oil inlet guide head 31 can extend into the smoke chamber and convey smoke.

Referring to fig. 1, 4 to 6, in an embodiment of the present application, the atomizer further includes an outer shape maintaining tube 42 disposed in the atomizing chamber, and the heating element 100 is in a winding state and is accommodated in the outer shape maintaining tube 42. Thus, the heating element 100 occupies a smaller space, and is suitable for atomizers of different shapes and models.

The shape-retaining tube 42 may be a metal tube, and has high structural strength and stable chemical properties.

Specifically, referring to fig. 1 and 2, after the heat generating component 100 is shaped into a wave shape in a plane direction, the winding method of the heat generating component 100 includes: firstly, referring to fig. 3, an oil guide member 30 is coated on the upper surface and the lower surface of the heating component, and an oil inlet guide head 31 is reserved; then, referring to fig. 4, a rotating shaft 44 is inserted into the end far from the oil inlet guide head 31, and the rotating shaft 44 is rotated clockwise (shown in the X direction) to wind the straight oil guiding member and the heating element into an approximately circular structure, leaving the oil inlet guide head 31, it can be understood that the shape of the air flow channel 41 is changed during the winding process of the oil guiding member and the heating element, but the air flow channel can still be kept in an open state; next, referring to fig. 5 and 6, the shape maintaining tube 42 is sleeved outside the whole approximately circular structure for use in the subsequent process; finally, the rotation shaft 44 is removed.

Specifically, referring to fig. 1, fig. 5 and fig. 6, in the present embodiment, a channel 421 is disposed in the shape retaining tube 42, the channel 421 is communicated with the atomizing chamber, and the heating element 100 is disposed in the channel 421; the side wall of the shape maintaining pipe 42 is provided with a through groove 43 communicated with the passage 421, one end of the oil guiding member 30 can penetrate through the through groove 43 and extend outwards to the smoke chamber, that is, the oil inlet guide head 31 can penetrate through the through groove 43 and extend outwards to the smoke chamber. Therefore, the shapes of the oil guide member 30 and the heating element 100 are not easily changed during the use process, and the stability of the atomizer during the use process is ensured.

The mesh heating element 10 in the atomizer comprises a plurality of first heating wires 11 at intervals and a plurality of second heating wires 12 at intervals, and the first heating wires 11 and the second heating wires 12 are arranged in a staggered manner, so that the sectional area of the heating element 10 is ensured to be stable in size; the first heating wire 11 can be used as a stable heating source after being electrified, the second heating wire 12 can rapidly dissipate heat of the heating source to the periphery, resistance fluctuation is small, heating stability can be guaranteed, heat concentration is avoided, and heat uniformity of the heating body 10 is improved, so that burning phenomena are reduced as far as possible, and the technical problems that heating temperature is too high and burning phenomena are prone to occurring due to too large local resistance of an existing heating assembly are effectively solved.

Embodiments of the third aspect of the present application provide an atomization device, which includes a power supply device and the atomizer as set forth in any of the embodiments of the second aspect, wherein the power supply device is electrically connected to the atomizer and drives the atomizer to operate.

The above-mentioned embodiments are only used for illustrating the technical solutions of the present application, and not for limiting the same; although the present application has been described in detail with reference to the foregoing embodiments, it should be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the embodiments of the present application, and they should be construed as being included in the present application.

Claims

1. A heat generating component, comprising:

2. The heating assembly as claimed in claim 1, wherein the first heating wire is disposed in a wave shape and extends along a predetermined direction, and the predetermined direction is disposed at an included angle with the extending direction of the connecting wires.

3. The heating assembly as claimed in claim 2, wherein the first heating wire has a plurality of bends formed thereon, and the second heating wire and the first heating wire are staggered at the bends.

4. The heating assembly as claimed in any one of claims 1 to 3, wherein the number of the connecting wires is two, and the two connecting wires are respectively disposed at two opposite ends of the first heating wire and are parallel to each other.

5. The heat generating component of claim 4 wherein an end of each of said first heating wires is soldered to said connecting wire.

6. An atomizer, comprising:

the heat-generating component of any one of claims 1-5, the heat-generating component disposed within the atomizing chamber;

7. The atomizer of claim 6, wherein the first heater is disposed in a wave shape and forms a plurality of bends, the oil guide member is attached to the bends and forms an airflow channel with the first heater, and the airflow channel is used for smoke generated by atomization of smoke on the oil guide member to pass through and volatilize outwards.

8. The atomizer of claim 6 or 7, further comprising a shape-retaining tube disposed in the atomizing chamber, wherein the heating element is coiled and received in the shape-retaining tube.

9. The atomizer of claim 8, wherein said profile-retaining tube defines a passageway, said heating element being disposed through said passageway;

10. An atomisation device comprising an atomiser as claimed in any one of claims 6 to 9.