WO2019148330A1

WO2019148330A1 - Tobacco heater

Info

Publication number: WO2019148330A1
Application number: PCT/CN2018/074604
Authority: WO
Inventors: 周学武
Original assignee: 深圳达钿科技有限公司
Priority date: 2018-01-30
Filing date: 2018-01-30
Publication date: 2019-08-08

Abstract

A tobacco heater comprises a heater body (9). A heating device is installed in the heater body (9), and is used to heat a main body (01) of a cigarette. The heating device comprises a hollowed-out tubular heating member (8). The hollowed-out tubular heating member (8) has an accommodation cavity for placement of the main body (01). When the main body (01) is inserted into the tubular heating member (8), an inner wall of the tubular heating member (8) is in contact with the main body (01) to heat the main body (01). Compared with the prior art, the tobacco heater of the present invention employs the hollowed-out tubular heating member (8), which is in contact with the main body (01), to directly heat the main body (01), and thus facilitates efficient heat utilization, can fully heat tobacco, and generates a large amount of smoke.

Description

Tobacco box

Technical field

The invention relates to the technical field of flue-cured cigarette boxes, in particular to a flue-cured cigarette case.

Background technique

At present, based on the current commercial cigarette box on the market, the FPC heating sheet is used to wrap the steel tube to heat or the ceramic embedded heating wire to heat the cigarette. The heating element is heat transferred to the cigarette to realize the baking of the cigarette, and the heat utilization efficiency is low.

technical problem

Type the technical problem description paragraph here.

Technical solution

The invention provides a tobacco box for improving the heat utilization rate of the cigarette box.

In order to achieve the above object, the present invention is achieved by the present invention, which provides a smoking box comprising a casing in which a heat generating device for heating a cigarette body of a cigarette is mounted, the heat generating device comprising a hollow structure a heat pipe having a hollow structure configured to place an accommodating cavity of the body of smoke, and when the body is inserted into the heat pipe, an inner wall of the heat pipe is in contact with the body of smoke The body of the tobacco is heated.

According to a further aspect of the present invention, the heat generating tube is a resistance heating wire of a metal material.

According to a further aspect of the invention, the metal is an alloy of a combination of nickel and chromium.

According to a further technical solution of the present invention, the heat generating device further includes a fixing seat, a sealing member, a steel pipe, and an insulating cotton;

The heat pipe is disposed in the steel pipe, the fixing seat includes an upper fixing seat and a lower fixing seat, and the upper fixing base and the lower fixing seat are respectively sleeved on both ends of the heating pipe;

The upper end of the upper fixing seat and the lower end of the lower fixing seat are respectively provided with a ceramic fixing seat;

The sealing member is two, and a first one of the two sealing members is located between the ceramic fixing seat and the upper fixing seat, and a second one of the two sealing members is located at the Between the ceramic mount and the lower mount;

The insulating cotton is disposed between the steel pipe and an inner wall of the casing.

According to a further technical solution of the present invention, the first sealing member and the second sealing member are all silicone pads.

According to a further aspect of the present invention, the cigarette box further includes an upper fixing ring that is riveted to the upper fixing seat, and the upper fixing ring is provided with a smoke guiding silicone ring.

A further technical solution of the present invention further includes a main board, a sub-board, and a thermistor, wherein the main board is respectively connected to the sub-board, the heat-generating tube, and the thermistor.

A further technical solution of the present invention is to further include a bracket for mounting the sub-board, wherein the sub-board is locked to the bracket, and the bracket is locked to the casing.

According to a further technical solution of the present invention, the box body is provided with a slide switch connected to the main board.

Beneficial effect

The invention has the beneficial effects that the invention directly contacts the tobacco body through the heat-generating tube of the hollow structure, and heats the tobacco body directly, and improves the heat utilization rate of the tobacco box, and the baking is sufficient and the amount of smoke is large compared with the prior art. .

DRAWINGS

1 is a schematic perspective view of a preferred embodiment of a tobacco box of the present invention;

2 is a schematic structural view of a heat pipe in a preferred embodiment of the tobacco box of the present invention;

Figure 3 is a schematic cross-sectional view of a tobacco box of the present invention.

The present invention will be further described in detail below with reference to the accompanying drawings and embodiments.

BEST MODE FOR CARRYING OUT THE INVENTION

The description of the preferred embodiment of the invention is entered here.

Embodiments of the invention

It is understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

Referring to FIG. 1 to FIG. 3, FIG. 1 to FIG. 3 are schematic diagrams of a cigarette box according to a preferred embodiment of the present invention. FIG. 1 is a perspective view of a preferred embodiment of a tobacco box according to the present invention. BRIEF DESCRIPTION OF THE DRAWINGS FIG. 3 is a schematic cross-sectional view showing a heat-generating tube of a preferred embodiment of the present invention. FIG.

As shown in FIG. 1 to FIG. 3, a preferred embodiment of the present invention includes a casing 9 in which a heat generating device for heating the cigarette body 01 of the cigarette is mounted, and the heat generating device includes a hollow structure. The heat pipe 8 of the hollow structure is configured to accommodate an accommodating cavity of the body 01, and when the body 01 is inserted into the heat pipe 8, the inner wall of the heat pipe 8 is The body 01 is in contact with each other to heat the body 01.

The heat pipe 8 is brought into contact with the smoke body 01 to directly heat the smoke body 01, and the heat utilization rate of the tobacco box can be improved compared with the prior art.

In a specific implementation, the heating tube 8 may be a resistance heating wire made of a metal material. Wherein, the metal may be an alloy material in which a metal material such as nickel or chromium is combined. In a specific implementation, the heat pipe 8 can be etched and formed by using a 316L stainless steel nickel-chromium alloy tube.

Further, in the embodiment, the heat generating device further includes a fixing seat, a sealing member, a steel pipe 6, and an insulating cotton 7.

The insulating cotton 7 is disposed between the steel pipe 6 and the inner wall of the casing 9.

The heating tube 8 is disposed in the steel tube 6. The fixing base includes an upper fixing base 3 and a lower fixing base 11. The upper fixing base 3 and the lower fixing base 11 are respectively sleeved on the heat generating tube 8 Both ends.

The upper end of the upper fixing base 3 and the lower end of the lower fixing base 11 are each provided with a ceramic fixing seat 5.

The sealing member is two, and a first one of the two sealing members is located between the ceramic fixing seat 5 and the upper fixing seat 3, and a second one of the two sealing members is located The ceramic holder 5 is interposed between the lower holder 11. In a specific implementation, the first sealing member and the second sealing member may each adopt a silicone pad 4.

In other embodiments, a material having the same thermal insulation as the insulating cotton 7 may be employed, such as a PPS tube.

In addition, in the embodiment, the cigarette box further includes an upper fixing ring 2 which is riveted to the upper fixing base 3, and the upper fixing ring 2 is mounted with a smoke guiding silicone ring 1.

The middle portion of the smoke guiding silicone ring 1 is provided with a through hole for inserting the body 01 into the heat pipe 8 of the hollow structure, and the body 01 is heated by the heat pipe 8.

The cigarette box further includes a main board 12, a sub-board 15, and a thermistor 10. The main board 12 is respectively connected to the sub-board 15, the heat-generating tube 8, and the thermistor 10. The thermistor 10 is used to detect the temperature of the heat pipe 8.

The cigarette box further includes a bracket 18 for mounting the sub-panel 15, wherein the sub-plate 15 is locked to the bracket 18, and the bracket 18 is locked to the casing 9.

The casing 9 is provided with a slide switch 13 connected to the main board 12.

It should be noted that, in the embodiment, the casing 9 is further provided with a lens 14 and a battery cover 19, and the casing 9 is further provided with a battery core 17.

The assembling method of the tobacco box according to the embodiment is as follows:

The upper end of the heat generating device is respectively fitted with the upper fixing base 3 and the lower fixing base 11 into the casing 9, and then the upper fixing ring 2 is riveted to the upper fixing seat. 3, then mounting the silicone pad 4 on both ends, and then loading the smoke guiding silicone ring 1, the heating tube 8 electron wire, the thermistor 10, and the sub-board 15 are electronically welded to the main board 12, and The main board 12 and the sub-board 15 are locked on the bracket 18, and the negative electrode 16 and the positive electrode assembly 20 are electrically connected to the main board 12, and then the bracket 18 is locked on the casing 9, and finally the battery cover 19 is mounted.

When the battery core 17 is installed, the cigarette is placed, and the slide switch 13 is automatically heated and heated, the cigarette is continuously baked, and the heating is stopped to smoke.

The above description is only a preferred embodiment of the present invention, and is not intended to limit the scope of the invention, and the equivalent structure or process changes made by the specification and the drawings of the present invention may be directly or indirectly applied to other related technical fields. The same is included in the scope of patent protection of the present invention.

Industrial applicability

Type the industrial usability description paragraph here.

Sequence table free content

Type the sequence table free content description paragraph here.

Claims

A flue-cured cigarette case characterized by comprising a casing in which a heat generating device for heating a cigarette body of a cigarette is installed, the heat generating device comprising a heat-generating tube of a hollow structure, and a heat-generating tube structure of the hollow structure There is a receiving cavity for placing the body of smoke, and when the body of smoke is inserted into the heat pipe, an inner wall of the heat pipe contacts the body of the cigarette to heat the body.
The tobacco box according to claim 1, wherein the heat generating tube is a resistance heating wire of a metal material.
The tobacco box according to claim 2, wherein the metal is an alloy of a combination of nickel and chromium.
The smoking box according to claim 1, wherein the heat generating device further comprises a fixing seat, a sealing member, a steel pipe, and an insulating cotton;

The heat pipe is disposed in the steel pipe, the fixing seat includes an upper fixing seat and a lower fixing seat, and the upper fixing base and the lower fixing seat are respectively sleeved on both ends of the heating pipe;

The upper end of the upper fixing seat and the lower end of the lower fixing seat are respectively provided with a ceramic fixing seat;

The sealing member is two, and a first one of the two sealing members is located between the ceramic fixing seat and the upper fixing seat, and a second one of the two sealing members is located at the Between the ceramic mount and the lower mount;

The insulating cotton is disposed between the steel pipe and an inner wall of the casing.
The smoky cigarette case according to claim 4, wherein the first sealing member and the second sealing member are all silicone pads.
The tobacco box according to claim 5, wherein the cigarette box further comprises an upper fixing ring which is riveted to the upper fixing seat, and the upper fixing ring is provided with a smoke guiding silicone ring.
The tobacco box according to claim 5, further comprising a main board, a sub-plate, and a thermistor, wherein the main board is respectively connected to the sub-board, the heat pipe, and the thermistor.
A tobacco box according to claim 6, further comprising a holder for mounting said sub-plate, wherein said sub-plate is locked to said holder, said holder being locked to said casing.
The smoky cigarette case according to any one of claims 7 to 4, wherein the casing is provided with a slide switch connected to the main board.