CN215124363U - Etching sheet for atomizing core and atomizing core - Google Patents

Abstract

The utility model discloses an etching piece and atomizing core for atomizing core, the etching has at least one laminating resistance on the etching piece, laminating resistance includes the snakelike first heater, is located electrode slice and the broken line at first heater both ends, and the broken line is used for fixing first heater and electrode slice on the etching piece, and the junction of electrode slice and first heater forms breach portion, and breach portion and first heater junction form the second heater; the resistance value of the second heating wire is smaller than that of the first heating wire, so that the heating power of the first heating wire is larger than that of the second heating wire. The heating power of the first heating wire is larger than that of the second heating wire, the heat productivity of the etching sheet is increased, the electrode plate is designed to be of a notch structure, the stress at the joint of the second heating wire and the electrode plate is eliminated, the resistance value of the second heating wire at the joint is small, large heat cannot be generated, and the electrode plate and the second heating wire cannot be damaged after long-term use.

Description

Etching sheet for atomizing core and atomizing core

Technical Field

The utility model relates to an electron cigarette technical field especially relates to an etching piece for atomizing core.

Background

The heating of the atomizing core of the electronic cigarette is generally realized by using a resistance card formed by etching on the atomizing surface of the atomizing core, wherein the resistance card comprises a heating wire and electrode plates respectively connected with the heating wire and a power supply. Electrode slice often is the rectangle structure among the prior art, because the resistance of the partial heater of directly connecting with the electrode slice is very little, leads to the effective length that generates heat of heater to reduce the calorific capacity of heater, be unfavorable for the tobacco tar atomizing.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an etching piece for atomizing core to electrode slice often is the rectangle structure among the solution prior art, because the resistance with electrode slice lug connection's partial heater is very little, leads to the effective length of generating heat reduction of heater, thereby reduces giving out heat of heater, is unfavorable for the atomized problem of tobacco tar.

In order to solve the problems, the utility model provides an etching sheet for an atomizing core, at least one attaching resistor is etched on the etching sheet, the attaching resistor comprises a first heating wire in a snake shape, electrode plates positioned at two ends of the first heating wire and a folding line, the folding line is used for fixing the first heating wire and the electrode plates on the etching sheet, a notch part is formed at the joint of the electrode plates and the first heating wire, and a second heating wire is formed at the joint of the notch part and the first heating wire; the resistance value of the second heating wire is smaller than that of the first heating wire, so that the heating power of the first heating wire is larger than that of the second heating wire.

As a further improvement of the utility model, the electrode plate comprises a first edge and a second edge which are perpendicular to each other, and the second heating wire is connected with the first edge or the second edge.

As a further improvement of the present invention, the length of the fold line is 50% to 90% of the height of the atomizing core, and the width of the fold line is 0.18mm to 0.25 mm.

As a further improvement of the present invention, the width of the first heating wire is the same as the width of the folding line, i.e. 0.18mm to 0.25 mm.

As a further improvement of the utility model, the two ends of the etching piece are adjacent to the electrode plate respectively provided with a small tip for separating the etching piece from the atomizing core.

As a further improvement of the utility model, the corner of the first heating wire is a fillet with a radius of 0.01mm to 0.05 mm.

As a further improvement of the utility model, the fold line with the junction of electrode slice is carved into the degree of depth of etching piece does 30% to 60% of etching piece thickness.

As a further improvement of the utility model, the thickness of the etching sheet is 0.08mm to 0.12 mm.

As a further improvement of the utility model, the gap between the adjacent first heating wires is 0.3mm to 0.7 mm.

In order to solve the problem, the utility model also provides an atomizing core, atomizing core includes porous ceramic and foretell etching piece, the etching piece laminate in on the atomizing core.

This embodiment forms breach portion through the junction with electrode slice and first heater, and breach portion and first heater junction are formed with the second heater, and the resistance value of second heater is less than the resistance value of first heater, so that the heating power of first heater is greater than the heating power of second heater to increased the calorific capacity of etching piece, and established the electrode slice into the breach structure, make the stress of the junction of second heater and electrode slice eliminate, and the second heater resistance value that is located the junction is less, can not produce great heat, guaranteed that electrode slice and second heater use for a long time can not damage, and guaranteed that atomizing core goes out the cigarette evenly, promoted user experience.

Drawings

FIG. 1 is a schematic structural diagram of an embodiment of an etching sheet for an atomizing core according to the present invention;

FIG. 2 is a schematic structural diagram of an embodiment of an etching sheet for an atomizing core according to the present invention;

FIG. 3 is a schematic structural diagram of an embodiment of an etching sheet for an atomizing core according to the present invention;

FIG. 4 is a schematic structural diagram of an embodiment of an etching sheet for an atomizing core according to the present invention;

fig. 5 is a schematic structural view of an embodiment of the atomizing core of the present invention.

Detailed Description

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

Fig. 1 and 2 show an embodiment of an etching sheet for an atomizing core, referring to fig. 1, in the embodiment, at least one attaching resistor 11 is etched on the etching sheet 1, the attaching resistor 11 includes a first heating wire 111 having a serpentine shape, electrode pads 112 located at two ends of the first heating wire 111, and a folding line 12, the folding line 113 is used for fixing the first heating wire 111 and the electrode pads 112 on the etching sheet 1, a notch 1111 is formed at a connection position of the electrode pads 112 and the first heating wire 111, and a second heating wire 114 is formed at a connection position of the notch 1111 and the first heating wire 111; the resistance value of the second heating wire 114 is smaller than that of the first heating wire 111, so that the heating power of the first heating wire 111 is greater than that of the second heating wire 114.

It should be noted that the first heating wire 111 and the second heating wire 114 are different parts of the same heating wire, and the present embodiment is intended to particularly highlight that the resistance values of the heating wires are different.

Preferably, seven chip resistors 2 are etched on one etching sheet 1 side by side in the embodiment, two short sides of the etching sheet 1 are connected to form a ring, the circumference of the ring is equal to the circumference of the cross section of the inner wall of the atomizing core, so that the etching sheet 1 can completely adhere to the inner wall of the atomizing core, and each etching sheet 2 faces the center of the cavity of the atomizing core to achieve the atomizing effect.

Referring to fig. 3, further, the electrode sheet 112 includes a first side 1121 and a second side 1122 perpendicular to each other, and the second heating wire 114 is connected to the first side 1121 or the second side 1122.

Preferably, the first and second sides 1121, 1122 of the electrode sheet 112 are perpendicular to each other, the shape of the first and second sides 1121, 1122 is the same, and the length of the first or second side 1121, 1122 is twice the width to form an "L" shape lacking one corner (a quarter area).

Further, the length of the folding line 12 is 50% to 90% of the height of the atomizing core, and the width of the folding line is 0.18mm to 0.25 mm.

Preferably, the length of the fold line 12 may be set to 70% of the height of the atomizing core to avoid the problem of being too short to deform and too long to crack.

Further, the width of the first heating wire 111 is the same as the width of the folding line 12, i.e., 0.18mm to 0.25 mm.

Preferably, since the width of the first heating wire 111 is inversely proportional to the resistance value, the width of the first heating wire 111 may be selected to be 0.20mm to ensure that the resistance value of the first heating wire 111 is moderate.

Furthermore, two small tips for separating the etching sheet 1 from the atomizing core are respectively arranged at two ends of the etching sheet 1 adjacent to the electrode plate 112.

Specifically, the position of the small tip is on the same plane with the contact surface of the atomizing core and the etching sheet 1, so as to avoid damaging the atomizing core when the etching sheet 1 is separated.

Further, the corners of the first heating wire 111 are rounded with a radius of 0.01mm to 0.05 mm.

Preferably, the corners of the first heating filament 111 may be formed as a continuous semicircle to ensure stable etching process, eliminate stress concentration points, and make the temperature field transition more uniform.

Further, the junction of the folding line 12 and the electrode pad 112 is etched into the etching sheet 1 to a depth of 30 to 60% of the thickness of the etching sheet 1.

Further, the thickness of the etching sheet 1 is 0.08mm to 0.12 mm.

Preferably, the thickness of the etching sheet 1 may be set to 0.10mm to avoid that too thin causes easy deformation or too thick affects the heat generation temperature field.

Further, the gap between the adjacent first heating wires 111 is 0.3mm to 0.7 mm.

Preferably, the gap between the first heating wires 111 may be set to 0.5mm to avoid that the gap is too small to easily paste the core or that the gap is too large to cause insufficient amount of smoke.

Preferably, referring to fig. 4, the etching sheet 1 is further provided with a positioning hole 13, the positioning hole 13 is matched with an external mold for positioning, which facilitates a forming process, and the corners are provided with fool-proof marks 14 for distinguishing the front side and the back side of the electrode sheet 112.

The notch portion 1111 is formed at the joint of the electrode plate 112 and the first heater 111, the second heater 114 is formed at the joint of the notch portion 1111 and the first heater 111, and the resistance value of the second heater 114 is smaller than that of the first heater 111, so that the heating power of the first heater 111 is greater than that of the second heater 114, thereby increasing the heating value of the etching sheet 1, and the electrode plate 112 is designed to be of a notch structure, so that the stress at the joint of the second heater 114 and the electrode plate 112 is eliminated, and the resistance value of the second heater 114 at the joint is smaller, thereby not generating large heat, ensuring that the electrode plate 112 and the second heater 114 are not damaged in long-term use, ensuring that the atomization core generates uniform smoke, and improving the user experience.

Fig. 5 shows an embodiment of the atomizing core of the present embodiment, and referring to fig. 5, the atomizing core includes a porous ceramic 2 and the etching sheet 1, and the etching sheet 1 is attached to the atomizing core.

The above detailed description of the embodiments of the present invention is only exemplary, and the present invention is not limited to the above described embodiments. It will be apparent to those skilled in the art that any equivalent modifications or substitutions can be made to the present invention without departing from the spirit and scope of the invention, and therefore, all equivalent changes, modifications, improvements, etc. made without departing from the spirit and scope of the invention are intended to be covered by the scope of the invention.

Claims (10)

1. An etching sheet for an atomizing core is characterized in that at least one attaching resistor is etched on the etching sheet, the attaching resistor comprises a first heating wire in a snake shape, electrode plates positioned at two ends of the first heating wire and folding lines, the folding lines are used for fixing the first heating wire and the electrode plates on the etching sheet, a notch part is formed at the joint of the electrode plates and the first heating wire, and a second heating wire is formed at the joint of the notch part and the first heating wire; the resistance value of the second heating wire is smaller than that of the first heating wire, so that the heating power of the first heating wire is larger than that of the second heating wire.

2. The etching sheet according to claim 1, wherein the electrode sheet comprises a first side and a second side perpendicular to each other, and the second heater is connected to the first side or the second side.

3. The etching sheet according to claim 1, wherein the length of the folding line is 50% to 90% of the height of the atomizing core, and the width of the folding line is 0.18mm to 0.25 mm.

4. The etching sheet according to claim 3, wherein the width of the first heating wire is the same as the width of the folding line, i.e., 0.18mm to 0.25 mm.

5. The etching sheet according to claim 1, wherein the two ends of the etching sheet adjacent to the electrode plate are respectively provided with a small tip for separating the etching sheet from the atomizing core.

6. The etching sheet according to claim 1, wherein the corners of the first heating wire are rounded with a radius of 0.01mm to 0.05 mm.

7. The etching sheet according to claim 6, wherein the junction of the fold line and the electrode sheet is cut into the etching sheet to a depth of 30 to 60% of the thickness of the etching sheet.

8. The etching sheet according to claim 7, wherein the thickness of the etching sheet is 0.08mm to 0.12 mm.

9. The etching sheet according to claim 1, wherein a gap between adjacent first heating wires is 0.3mm to 0.7 mm.

10. An atomizing core, characterized in that, the atomizing core comprises porous ceramic and the etching sheet of one of claims 1 to 9, the etching sheet is attached to the atomizing core.

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