A kind of thermal current heats the smoking set that do not burns
Technical field
The present invention relates to smoking set technical field of structures, specially low temperature incombustible smoking set structure.
Technical background
Correlational study show routine cigarette burning temperature more than 800 degrees Celsius, Medicated cigarette burning during produce
More than 5000 kind of chemical substance, the most carcinogenic chemicals just have kind more than 80, the smog of the generation harm phase to non-smokers
When greatly.Along with the release of a series of low temperature not burning heater, occur in that the new heating that can effectively reduce harmful substance generation
Mode, harmful substance produced by this mode of heating greatly reduces than by harmful substance produced by burning cigarette, full
Can reduce body harm again while foot consumer demand.
The low-temperature heat not burning type heating utensil of main flow is by electrical heating elements conduction heat at present, directly to being contacted
Tobacco product material heat, heating element heater is blade-like, bar-shaped, cup-shaped etc., and this structure can cause tobacco product material
Expect during heating, near thermal source partially due to be heated and excessively and easily occur being charred phenomenon, and away from the cigarette of heat source side
Straw-made articles material causes fragrance and effective ingredient burst size not enough because heating is insufficient again.The heating knot that this heating is uneven
Structure, on the one hand causing tobacco-containing material cannot make full use of, and the situations such as fragrance is not enough, amount of smoke is less occurs, reduces user's
Suction experience sense;On the other hand due to the superheated to contact layer tobacco product material, it is possible to cause flue gas produces more
Many harmful substances.
Summary of the invention
In view of above-mentioned the deficiencies in the prior art, the present invention provides a kind of smoking set that do not burns using thermal current to heat, to carry
The uniformity of high tobacco-containing material heating, promotes fragrance component uniformly and fully to discharge, and improves suction experience sense, and avoids Nicotiana tabacum L. material
There is being charred phenomenon in material, reduces the generation of harmful substance.
The technical scheme that the present invention takes is as follows:
A kind of thermal current heats the smoking set that do not burns, and described smoking set includes base, the central electrode being installed in base, sets
The SOI gum cover, the insulating base being installed on central electrode top that are placed between base and central electrode, it is installed on insulating base top
Upper cover that the tubular heating element in portion, bottom are plugged in heating element heater, the cylinder-shaped sleeve being set in outside upper cover and base.
Base of the present invention is that the flat cup-shaped metal pedestal of band footing, footing and bottom of the cup are with centre bore, wall of cup
The internal face of part is straight wall, and outside wall surface is three grades of ladder walls of bottom-up indentation step by step;Described central electrode is band top
The solid metal cylinder of dish, cylindrical portion is plugged in centre hole of base, and SOI gum cover is by central electrode and base phase
Isolation;Described insulating base is the cylindrical tube that upper bands female thread, bottom offer the air inlet duct extended radially through, and insulate seating
In the taking over a business of central electrode, the internal diameter of the heating element heater being placed on insulating base identical with the internal diameter of insulating base cylindrical tube and
Top is higher than the wall of cup height of base;Described upper cover be top band cover rim have end pipe, cylindrical parts be downwardly into heating unit
In part, divide bottom pipe and be positioned at insulating base and be connected by screw thread is equipped with insulating base, at the bottom of pipe, offer air inlet;Described
Sleeve is placed on the stair-step of base outermost one-level, and the upper and lower of sleeve is joined with upper cover and base by thread respectively
Load connects, and offers at least two air inlet on sleeve wall;The wire top along insulating base is passed through in one pole of heating element heater
Being tightly linked with the outer wall of upper cover pipe, another pole is closely joined along the top of insulating base outer wall bottom with central electrode by wire
Knot;The inner chamber of upper cover, as materials chamber, is used for putting tobacco-containing material;The first chamber is formed between wall of cup and the sleeve of cup-shaped base
Body, forms the second cavity between wall of cup and insulating base and heating element heater, the bore section of insulating base forms the 3rd cavity, on sleeve
Air inlet, base top and upper cover cover rim bottom between cavity, the air inlet duct of insulating base, upper cover air inlet by materials chamber
Being in communication with the outside, air enters the first cavity through air inlet, and the air in the first cavity enters back in the second cavity and preheats
After, enter into the 3rd cavity through air inlet duct, eventually pass air inlet and enter materials chamber heating uniform to tobacco-containing material.
The present invention use first to air heat, by the way of tobacco-containing material is heated by hot-air, homogeneous heating and
Fully, it is possible to increase amount of smoke, the utilization rate of active components in Nicotiana tabacum L. is high, and the fragrance in flue gas is abundant, and the experience effect of user is good.
Owing to using incombustible air mode of heating, tobacco-containing material can be avoided to occur being charred phenomenon, be effectively reduced harmful substance
Produce, can reduce body harm again while meeting consumer demand.Present configuration is rationally reliable, each parts
Processing is simple, assembling simplicity, it is possible to decrease product cost.
Accompanying drawing explanation
Fig. 1 is the structural representation of the present invention.
Detailed description of the invention
Thermal current as shown in Figure 1 heats the smoking set that do not burns, the central electrode 4 by base 6, being installed in base, setting
SOI gum cover 5 between base and central electrode, it is installed on the insulating base 3 at central electrode top, is installed on insulating base top
Upper cover 2 that the tubular heating element 7 in portion, bottom are plugged in heating element heater, the cylinder-shaped sleeve 1 being set in outside upper cover and base
Deng composition.
Described base is that the flat cup-shaped metal pedestal of band footing 61, footing and bottom of the cup are with centre bore, wall of cup part
Internal face be straight wall, outside wall surface is three grades of ladder walls of bottom-up indentation step by step;Described central electrode 4 takes over a business 41 for band
Solid metal cylinder, cylindrical portion is plugged in centre hole of base, and central electrode is separated by by SOI gum cover 5 with base
From.Described insulating base 3 is the cylindrical tube that upper bands female thread, bottom offer the air inlet duct 31 extended radially through, insulating base
It is placed in the taking over a business of central electrode.The external screw thread compact siro spinning technology of female thread and top cover cylindrical parts bottom is passed through on insulating base top,
The top of insulating base is used for support heating element heater 7, and the bottom of insulating base is tightly linked with central electrode top.It is placed on insulating base
The internal diameter of heating element heater 7 is identical with the internal diameter of insulating base cylindrical tube and top is higher than the wall of cup height of base.Heating unit
Part can use earthenware, but is not limited to this structure, it is also possible to tubulose heating wire, tubulose PTC, metal tube etc..Described upper cover 2 is
Top band cover rim 21 have end pipe, cylindrical parts is downwardly in heating element heater 7, point be positioned at bottom pipe insulating base and with absolutely
Edge seat connects by screw thread is equipped, offers multiple air inlet 22 at the bottom of pipe, and cover rim outer wall, with external screw thread, passes through external screw thread
With the female thread compact siro spinning technology of sleeve, the bottom outer wall of cylindrical parts, with external screw thread, is closely connected with insulating base by external screw thread
Connect.Described sleeve 1 is placed on the stair-step of base outermost one-level for metal circular tube, and the upper and lower inwall of sleeve all carries
Have female thread, by female thread respectively with upper cover and base engagement compact siro spinning technology, sleeve wall offers at least two and enters
Pore 11.One pole of heating element heater 7 is tightly linked along the top of insulating base and the outer wall of upper cover pipe by wire, and another is the most logical
Cross wire to be tightly linked along the top of insulating base outer wall bottom with central electrode.The inner chamber 22 of upper cover, as materials chamber, is used for putting
Put tobacco-containing material;The first cavity 8, shape between wall of cup and insulating base and heating element heater is formed between wall of cup and the sleeve of cup-shaped base
Becoming the second cavity 9, the bore section of insulating base forms the 3rd cavity 10, air inlet (11, base top and the upper cover cover rim on sleeve
Materials chamber is in communication with the outside by the cavity 12 between Di Bu, the air inlet duct 31 of insulating base, the air inlet 22 of upper cover, and air is through air inlet
Hole 11 enters the first cavity 8, and the air in the first cavity enters back into after preheating in the second cavity 9, enters through air inlet duct 31
Enter to the 3rd cavity 10, eventually pass air inlet 22 and enter materials chamber heating uniform to tobacco-containing material.
The mounting means of smoking set of the present invention is: be first pressed in the centre bore of base by SOI gum cover 5, then central electrode
In 4 press-in SOI gum covers 5, three parts are made to be connected as a single entity.Afterwards heating element heater 7 is attached to cap base, will add simultaneously
The negative pole of thermal element is tightly linked with the cylindrical parts outer wall of top cover, then by the bottom external screw thread of cylindrical parts and insulating base
Upper internal threaded compact siro spinning technology, then by the positive pole of heating element heater by wire along insulating base outer wall from top to bottom with central electrode
Top be tightly linked.Finally with sleeve 1, base 6 it is connected with upper cover 2 two parts and fixes, installing.
The using method of the present invention is as follows: the most ready-made cigarette put in the materials chamber of top cap central, after energising, inhales
Cigarette.Outside air enters the first cavity 8 from the air inlet 12 of sleeve 1, and the air in the first cavity is through the second cavity 9
In, and in the second cavity 9, air is preheated, heated after air enter the 3rd through the air inlet duct 31 of insulating base
In cavity 10, the air in the 3rd cavity completes the heating to cigarette material through the bottom air inlet 22 of materials chamber again.First
Air in cavity 8 and the second cavity 9 can also play insulation effect simultaneously.