The utility model content
The technical problems to be solved in the utility model is, above-mentioned because throughput is too small for prior art, and the defect that pneumatic sensor can not be sensed effectively, a kind of electronic cigarette is provided, it can make the airflow in electronic cigarette smooth and easy, the sensitivity of pneumatic sensor is improved, reduce the product fraction defective.
The utility model solves the technical scheme that its technical problem adopts: construct a kind of electronic cigarette, comprise tobacco rod and be located at air admission hole and the venthole on tobacco rod, also comprise the ventilation part for ventilation be sheathed in described tobacco rod, be formed with at least one venting channels on described ventilation part, described air admission hole, venting channels and the described venthole formation air flow passage that is connected.
In electronic cigarette described in the utility model, also comprise the battery that is used to the electronic cigarette power supply, described ventilation part is set on described battery.
In electronic cigarette described in the utility model, be provided with along the axial of described ventilation part the groove run through, the described groove run through forms the venting channels on described ventilation part.
In electronic cigarette described in the utility model, described ventilation part comprises body and connecting portion, described body axially on offer the first groove, described the first groove is provided with the first through hole near the sidewall of described connecting portion, an end away from described body on described connecting portion is provided with the second groove, the sidewall of described the second groove is provided with the second through hole communicated with described the first through hole, described the first through hole and the second through hole composition passage that connects, described the first groove, passage and described the second groove are connected and form described venting channels.
In electronic cigarette described in the utility model, what described connecting portion was hollow is cylindric, and described the second groove is opened on the barrel of described connecting portion and communicates with the inside of described connecting portion.
In electronic cigarette described in the utility model, also comprise the first sealing ring, described connecting portion is recessed to form annular groove downwards near the adjoiner of described body, and described the first sealing ring embeds in described annular groove.
In electronic cigarette described in the utility model, also comprise the second sealing ring, thereby described the second sealing ring is set between described battery and described ventilation part by described battery and the sealing of described ventilation part.
In electronic cigarette described in the utility model, also comprise the crown top of burner and the suction nozzle cover at the two ends that are separately positioned on described tobacco rod, described air admission hole is arranged on the described crown top of burner, and described venthole is arranged on described suction nozzle cover.
In electronic cigarette described in the utility model, described ventilation part is made by metal, plastic cement, pottery or paper material.
In electronic cigarette described in the utility model, described electronic cigarette also comprises that the pneumatic sensor for responding to the smoking signal reaches for control the controller of electronic cigarette work according to described pneumatic sensor output signal; The breather pipe that described ventilation part is hollow, an end of described breather pipe is corresponding with the gas outlet of described pneumatic sensor, and the other end of described breather pipe is connected with described venthole.
Implement electronic cigarette of the present utility model, there is following beneficial effect: by increase by a ventilation part outside battery, and offer special venting channels for the air-flow circulation on ventilation part, make the airflow in electronic cigarette smooth and easy, improved the sensitivity of pneumatic sensor, the noise produced because of the friction between air-flow and barrier while reducing smoking, reduced the product fraction defective.
The specific embodiment
Understand for technical characterictic of the present utility model, purpose and effect being had more clearly, now contrast accompanying drawing and describe the specific embodiment of the present utility model in detail.
As illustrated in fig. 1 and 2, the electronic cigarette that the utility model preferred embodiment provides, comprise tobacco rod 10, the crown top of burner 20, suction nozzle cover 30, battery 110, ventilation part 120, the first sealing ring 40 and the second sealing ring 50.Wherein, the crown top of burner 20 and suction nozzle cover 30 are separately positioned on the two ends of tobacco rod 10, and battery 110 and ventilation part 120 all are set in tobacco rod 10, and ventilation part 120 is the outsides that are set on battery 110 and are positioned at battery 110.Particularly, the second sealing ring 50 is set between battery 110 and ventilation part 120, with the second sealing ring 50, ventilation part 120 and battery 110 is sealedly connected; The first sealing ring 40 is embedded between ventilation part 120 and tobacco rod 10, thereby ventilation part 120 and tobacco rod 10 are sealed.
The crown top of burner 20 is provided with air admission hole 210, and this air admission hole 210 communicates with ambient atmosphere, and for ambient atmosphere is entered in electronic cigarette.Suction nozzle cover 30 is provided with venthole 310, this venthole 310 is discharged in electronic cigarette for the smog that makes atomization in electronic cigarette, be formed with at least one venting channels on ventilation part 120, and this venting channels formation air flow passage that is connected with air admission hole 210, venthole 310.Owing to being provided with special venting channels, air-flow is circulated in electronic cigarette smooth and easy, avoid the generation of air-flow clogging, thereby the sensitivity of pneumatic sensor is improved, improve the user and experience.Be appreciated that the not restriction of number of the venting channels formed on ventilation part 120, can be for one or more.When venting channels is more than two and two, spaced between venting channels, particularly can be for being equidistantly spaced or not being equidistantly spaced and all can.
As shown in Figures 2 and 3, what ventilation part 120 was hollow is cylindric, for making gas, in electronic cigarette, circulates, and ventilation part 120 is arranged near lamp and emits a side of 20.Ventilation part 120 comprises body 122 and connecting portion 124, and body 122 and connecting portion 124 one-body molded, make ventilation part 120 processing technologys simple, and whole structure is good.Particularly, a kind of make of ventilation part 120 in metal, plastic cement, pottery, paper material, or adopt above-mentioned composite material to make, and preferably, ventilation part 120 is made by plastic cement or ceramic material, and its good heat-insulation effect, avoided the excessively boiling hot problem of tobacco rod 10.In the present embodiment, the second sealing ring 50 is arranged between body 122 and battery 110, thereby ventilation part 120 and battery 110 are sealed, and makes the air-flow can not be from circulating between ventilation part 120 and battery 110.
Body 122 is roughly the cylindric of hollow, body 122 axially on offer the first groove 1222, and the first groove 1222 is positioned on the outer surface of body 122 and does not communicate with the inside of body 122 hollows.The first groove 1222 is roughly U-shaped, and the sidewall of the first groove 1222 close connecting portions 124 is provided with the first through hole 1262.In the present embodiment, the first groove 1222 is that the outer surface of body 122 is recessed to form downwards, and the degree of depth of the first groove 1222 is 0.1 millimeter-2 millimeters, radial width is 0.2 millimeter-3 millimeters, and the first groove 1222 is supplied gas circulations, therefore its degree of depth and width are unsuitable excessive or too small, if too small, make airflow slower, the airflow obstruction phenomenon easily appears, make the electronic cigarette cisco unity malfunction, experience and affect the user; And if the degree of depth of the first groove 1222 and width are excessive, can make throughput excessive, and make gas in the interior temporary transient delay of the first groove 1222, reduce the service life of electronic cigarette.
Connecting portion 124 is also the cylindric of hollow, and its axial length is less than the length of body 122.Offer the second groove 1242 and annular groove 128 on connecting portion 124.Wherein on connecting portion 124, the adjoiner near body 122 is recessed to form annular groove 128 downwards, and annular groove 128 is arranged between the first groove 1222 and the second groove 1242.The first sealing ring 40 embeds in this annular groove 128, thereby ventilation part 120 and tobacco rod 10 are sealed.
The second groove 1242 is roughly U-shaped, be opened on the end barrel of connecting portion 124 away from body 122, and communicate with the inside of connecting portion 124 hollows, and the axial length of the second groove 1242 is less than the axial length of the first groove 1222.The second groove 1242 offers the second through hole 1264 near on the sidewall of annular groove 128, and the second through hole 1264 and the first through hole 1262 formation passage 126 that connects.Passage 126 is for being communicated with the first groove 1222 and the second groove 1242, so that the gas in the first groove 1222 flow in the second groove 1242 after by passage 126, and then upwards flow to venthole 310 places of suction nozzle cover 30, i.e. the first groove 1222, passage 126 and the second groove 1242 venting channels of the airflow that forms ventilation part 120 that is connected.Specifically in the present embodiment, the radial width of the second groove 1242 equates with the first groove 1222, passage 126 is connected and is formed by the first through hole 1262 and the second through hole 1264, and the geomery of the first through hole 1262 and the second through hole 1264 is identical to form the passage 126 for the air-flow circulation.
Gas is from air admission hole 210 flows in electronic cigarette, and first groove 1222 of flowing through successively, passage 126, the second groove 1242, then flow in the nebulization channel formed by fiberglass tubes, finally from venthole 310, discharges.Hence one can see that, and when gas circulates in electronic cigarette, the size of its circulation determines by passage 126, and final decision the size of atomization quantity, affect user's experience.Therefore, the sectional area of passage 126 is controlled between 0.1 square millimeter-3 square millimeters, if the sectional area of passage 126 is greater than 3 square millimeters, because gas flow is too large, can make the amount of smoke of atomization excessive, the user can feel that air-flow pushes way by shoving or bumping, and affects the user and experiences; If the sectional area of passage 126 is less than 0.1 square millimeter, can make amount of smoke too small, also can make the user feel unfulfilling.Further, thereby the size that can also pass through the sectional area of control passage 126 detects the circulation of gas, when the circulation of gas is greater than a certain predetermined numerical value, the trigger gas flow sensor is opened, and further make atomising device start working, the triggering intensity of pneumatic sensor is equated, and improve the sensitivity of pneumatic sensor.
In another embodiment of the present utility model, ventilation by 120 axially on the groove run through can be set, this groove run through is the venting channels on ventilation part 120, also can realize the circulation of air-flow in electronic cigarette.
In another embodiment of the present utility model, described electronic cigarette comprises that the pneumatic sensor for responding to the smoking signal reaches for control the controller of electronic cigarette work according to described pneumatic sensor output signal, described pneumatic sensor and described controller are prior art, do not repeat them here; Described ventilation part 120 is the breather pipe that is arranged on the hollow of described battery 110 1 sides, one end of described breather pipe is corresponding with the gas outlet of described pneumatic sensor, one end of described breather pipe is connected with described venthole 310, thereby realizes the smooth and easy and noise reduction of airflow in electronic cigarette.
Electronic cigarette of the present utility model, by outer increase by one ventilation part 120 at battery 110, and offer special venting channels for the air-flow circulation on ventilation part 120, make the airflow in electronic cigarette smooth and easy, improved the sensitivity of pneumatic sensor, the noise produced because of the friction between air-flow and barrier while reducing smoking, reduced the product fraction defective.
The above is described embodiment of the present utility model by reference to the accompanying drawings; but the utility model is not limited to the above-mentioned specific embodiment; the above-mentioned specific embodiment is only schematic; rather than restrictive; those of ordinary skill in the art is under enlightenment of the present utility model; not breaking away from the scope situation that the utility model aim and claim protect, also can make a lot of forms, within these all belong to protection of the present utility model.