CN209296624U - A kind of smoke generating apptss and low temperature do not burn cigarette smoking machine - Google Patents

Abstract

The utility model discloses a kind of smoke generating apptss, including clamping device, the clamping device includes clamper and cigarette heater, the clamper is for clamping the cigarette heater, and the cigarette heater is for being removably installed and heating cigarette to be detected so that the cigarette to be detected discharges flue gas under non-burning state；And trigger mechanism, the trigger mechanism heat cigarette to be detected for triggering the cigarette heater, the trigger mechanism includes trigger unit, the inside for being at least partially disposed in the clamper of the trigger unit.It does not burn cigarette smoking machine the invention also discloses a kind of low temperature, includes at least a smoke generating apptss as described above.The utility model it is compact-sized, and be capable of the different Smoking regimes of accurate simulation people, pump orifice amount, puff interval, and flue gas is trapped by pump unit automatically, can satisfy low temperature and do not burn the multifarious detection demand of cigarette.

Description

Smoke generating device and low-temperature non-combustion cigarette smoking machine

Technical Field

The utility model belongs to the technical field of the smoking machine, especially, relate to a smoke generating device and low temperature do not burn cigarette smoking machine.

Background

In recent years, with the increasing importance of the relation between smoking and health in all societies, research on novel tobacco products, including low-temperature non-combustion cigarettes, electronic cigarettes, smokeless tobaccos and the like, is being widely conducted as a supplementary form of traditional cigarettes.

At present, the tobacco industry is accelerating the research and development of low-temperature non-burning cigarettes, and companies such as Yunan Zhongyan, Sichuan Zhongyan and Shandong Zhongyan are involved in China. The research and development of the low-temperature non-burning cigarette can not be matched with a detection instrument, and the detection instrument is important detection equipment for quality control in product research and development and later-stage product production. In the field of low-temperature non-combustion cigarette detection instruments, no special detection instrument for low-temperature cigarettes, such as a smoking machine, exists so far.

The smoking machine is an automatic smoking device designed for simulating human smoking behavior, can collect gas phase substances and particle phase substances in main stream smoke, improves detection efficiency, and is indispensable equipment for smoke analysis in the tobacco industry. The detection of the chemical components of the cigarettes comprises two types of tobacco components and smoke components, wherein the collection of the cigarette smoke by the smoking machine and the analysis of various chemical components are necessary links of all smoke component detection work.

Developers of novel tobacco detection instruments on the market at present mainly refer to international companies such as stuolin, bergawat and KC of traditional cigarettes, wherein electronic cigarette resistance suction instruments and smoking machines produced by stuolin are on the market at present. SM450e model smoking machine of the production of srulin is bulky, the operation is not flexible enough, and the suction curve is single, and the centre gripping diameter is single, is unfavorable for the operation convenience in the laboratory, can't realize the detection to different diameters low temperature not burning cigarette.

The development of new domestic tobacco detection instruments is in the beginning stage. The existing detection instrument mainly aims at the detection of electronic cigarettes, and manufacturers have companies such as Chengdu Ruitong, Hefeihong and Paffman. The developed products are greatly improved compared with the traditional smoking machine, but the smoking amount is too small, the smoking curve is only bell-shaped, the self-defined curve is not flexible enough, and the research and development requirements of low-temperature non-burning cigarettes in the initial stage can not be met.

Paffman corporation collaborated with the shanghai institute to develop an electronic cigarette smoking machine. The smoking machine only aims at the detection of the electronic cigarette, and can not carry out conventional detection on low-temperature non-burning cigarettes. Aiming at the problem that the low-temperature non-combustible cigarette is not provided with a formed product by instrument research and development manufacturers at home and abroad at present, the rapid development of the low-temperature non-combustible cigarette urgently needs to capture and analyze the smoke of the low-temperature non-combustible cigarette. Therefore, a detection instrument which can be configured according to actual detection requirements and can be compatible with detection requirements of various products is urgently needed in the market.

Patent application CN106644630A discloses a cigarette smoking machine, including cigarette heating device, suction unit, drive unit, gas flow detecting element and the control unit, cigarette heating device with the suction unit is connected, drive unit with the suction unit is connected, gas flow detecting element with the cigarette heating device is connected, the control unit respectively with cigarette heating device, drive unit and gas detection unit connect, cavity and cigarette heater are placed including the cigarette to the cigarette heating device, the cavity is placed to the cigarette is used for placing the cigarette, the cigarette heater is used for heating the cigarette so that the cigarette releases the flue gas under the non-combustion state, the suction unit includes glass pipe and the piston of setting in the glass pipe, the bottom of glass pipe is connected the cavity is placed to the cigarette, drive unit includes lead screw and step motor, one end of the lead screw is connected with the stepping motor and can rotate under the action of the stepping motor, the axial position of the lead screw is unchanged, and the other end of the lead screw is connected with the piston.

The cigarette smoking machine in the above application has the following problems: the cigarette smoking machine can only be suitable for cigarette detection of one specification, and the cigarette smoking machine cannot finish detection on cigarette products with different outer diameters and different lengths; cigarette smoking machine does not have and is used for triggering cigarette heater's trigger structure to current cigarette smoking machine, its trigger mode generally has two kinds of selections, firstly, select artifical the triggering, secondly, borrow the trigger structure of current electron cigarette smoking machine for reference, and the cigarette trigger structure of current electron cigarette smoking machine all sets up the outside at electron cigarette clamping device, and its shared installation space is big, when being used for triggering the electron cigarette product of different specifications, it triggers the stroke and has great change, consequently, it has also led to the cigarette trigger structure of current electron cigarette to possess mostly to trigger stroke adjustment function, thereby also caused the characteristics that the volume of the cigarette trigger structure of current electron cigarette is upsized. For example, patent application with publication number CN106932296A discloses an electronic cigarette triggering system of an electronic cigarette smoking machine, which comprises a cigarette triggering part and a triggering control cylinder connected with the cigarette triggering part, wherein the cigarette triggering part can be contacted with an electronic cigarette under the control of the triggering control cylinder, the triggering control cylinder is fixed on a connecting block, the connecting block is connected with a rack through a connecting structure, and as can be seen from the drawings of the application, the electronic cigarette triggering system in the application occupies a very large installation space, and the triggering control process is relatively complex.

It will thus be seen that the prior art is susceptible to further improvements and enhancements.

SUMMERY OF THE UTILITY MODEL

The utility model discloses an avoid the weak point that above-mentioned prior art exists, provide a flue gas generating device and low temperature do not burn cigarette smoking machine to make its structure compacter, the volume is miniaturized, triggers the easy control of process.

The utility model discloses the technical scheme who adopts does:

a smoke generating device comprising: the clamping mechanism comprises a clamp holder and a cigarette heater, the clamp holder is used for clamping the cigarette heater, and the cigarette heater is used for detachably mounting and heating a cigarette to be detected so as to enable the cigarette to be detected to release smoke in a non-combustion state; the trigger mechanism is used for triggering the cigarette heater to heat the cigarette to be detected and comprises a trigger part, and at least part of the trigger part is arranged in the holder.

The installation position of the trigger part in the clamp holder is adjustable.

The cigarette heater is characterized in that the trigger part is configured to be provided with a movable contact, the trigger mechanism further comprises a driving part for driving the movable contact to act, a trigger button is arranged on the cigarette heater, and the movable contact triggers the trigger button under the driving of the driving part.

The cigarette heater is provided with an inductive switch, and the triggering portion is configured to be capable of triggering the inductive switch.

The clamp holder comprises a clamping end and a positioning end, and the distance between the clamping end and the positioning end is adjustable.

The holder is configured to have at least two oppositely arranged side holding parts, the oppositely arranged side holding parts clamp the cigarette heater, and the distance between the two oppositely arranged side holding parts is adjustable.

The gripper is provided with at least two supporting seats which are connected in sequence, and the two adjacent supporting seats are mutually matched and can change the overall height of the gripper.

The holder has a banding structure for banding the cigarette heater.

The utility model also discloses a low temperature does not burn cigarette smoking machine, it includes as above at least flue gas generating device.

The smoking machine also comprises at least one cigarette suction unit, smoke generated by the cigarette to be detected is sucked by the cigarette suction unit, and the position of the clamp relative to the cigarette suction unit is adjustable.

The holder is detachable.

The cigarette suction unit comprises a vacuum generator and a trap, the trap is used for trapping total particulate matters in smoke, one end of the trap is aligned with the cigarette to be detected, the other end of the trap is communicated with the vacuum generator, and the vacuum generator comprises a needle cylinder, a piston rod and a piston arranged in the needle cylinder; the smoking machine further comprises a driving unit, the driving unit comprises a motor and a transmission mechanism, and the motor drives the piston to move along the axial direction of the needle cylinder through the transmission mechanism and the piston rod.

The smoking machine also comprises a control unit, and the control unit controls the suction port quantity, the suction curve, the suction time and the suction frequency by controlling the motor.

Since the technical scheme is used, the utility model discloses the beneficial effect who gains does:

1. the utility model discloses well trigger mechanism's trigger part integration is inside the holder to make the complete machine structure compacter, reduced installation space. The utility model discloses in the trigger time of trigger portion can be controlled by the control unit, and its precision is high, and the reaction is fast, can accomplish the accurate triggering to the cigarette heater. In addition, the size shape that does not burn the cigarette at low temperature on the market at present differs, the utility model provides a trigger portion is adjustable at the mounted position of holder in, can satisfy the low temperature of different styles and do not burn the triggering demand of cigarette.

2. The utility model provides a holder's height, holder are all adjustable for the distance between the cigarette suction unit and be used for the interval between the clamping part of centre gripping cigarette heater to can compatible different diameters, the detection demand of the cigarette of different length, application scope is wide.

3. The utility model provides a smoking machine can accurate anthropomorphic dummy's different suction mode, suction mouth volume, suction interval to through the automatic entrapment flue gas of suction unit, can satisfy the low temperature and do not burn the detection demand of cigarette variety, provide powerful technical support for the research and development and the detection of low temperature do not burn cigarette product. The utility model provides a smoking machine is particularly useful for the laboratory with a small batch of cigarette tests.

Drawings

The accompanying drawings, which are described herein, serve to provide a further understanding of the invention and constitute a part of this specification, and the exemplary embodiments and descriptions thereof are provided for explaining the invention without unduly limiting it. In the drawings:

fig. 1 is a first perspective view of a smoking machine according to an embodiment of the present invention, and the structure of each air passage is omitted in the first perspective view.

Fig. 2 is an axonometric view two of the smoking machine according to the embodiment of the present invention, and the structure of each gas circuit is omitted in the figure.

Fig. 3 is a third perspective view of the smoking machine according to the embodiment of the present invention, and the structure of each air passage is omitted in the third perspective view.

Fig. 4 is a schematic view of a state in which the driving unit according to the embodiment of the present invention is assembled with the vacuum generator.

Fig. 5 is an isometric view of a drive unit according to an embodiment of the present invention assembled with a vacuum generator.

Fig. 6 is a first perspective view of a clamping mechanism according to an embodiment of the present invention.

Fig. 7 is an isometric view of a clamping mechanism according to an embodiment of the present invention.

Fig. 8 is an isometric view of an upper support base according to an embodiment of the present invention.

Fig. 9 is an isometric view of a lower support according to an embodiment of the present invention.

Wherein,

1. the device comprises a clamp holder 11, an upper supporting seat 11.1, a side clamping part 11.2, a clamping gap 11.3, a second threaded hole 11.4, a first stud 11.5, a positioning column 12, a lower supporting seat 12.1, a first threaded hole 12.2, a second stud 13, a fastening nut 14, a positioning hole 2, a cigarette suction unit 21, an air inlet end 22, an air outlet end 3, a needle cylinder 31, a piston rod 4, a driving unit 41, a servo motor 42, a lead screw 43, a linkage plate 44, a guide slider 45, a guide rail 5, a control unit 51, a touch display screen

Detailed Description

In order to more clearly explain the overall concept of the present invention, the following detailed description is given by way of example in conjunction with the accompanying drawings.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, however, the present invention may be practiced in other ways than those specifically described herein, and therefore the scope of the present invention is not limited by the specific embodiments disclosed below.

In addition, in the description of the present invention, it is to be understood that the terms "center", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "axial", "radial", "circumferential", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used only for convenience of description and simplification of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; the connection can be mechanical connection, electrical connection or communication; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

In the present application, unless expressly stated or limited otherwise, the first feature may be directly on or directly under the second feature or indirectly via intermediate members. In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

Example 1:

as shown in fig. 6 to 9, the smoke generating device comprises a clamping mechanism and a triggering mechanism, wherein the clamping mechanism comprises a clamp 1 and a cigarette heater.

The cigarette heater is used for detachably mounting a cigarette to be detected and heating the cigarette to be detected so that the cigarette to be detected releases smoke in a non-combustion state. Treat the detachable connected mode between cigarette and the cigarette heater, satisfied the change demand of cigarette.

The holder 1 is used for holding the cigarette heater. Because the outer diameters, the lengths and the like of various types of low-temperature non-burning cigarettes are different, the specifications of the cigarette heaters are different in order to meet the installation requirements of different types of low-temperature non-burning cigarettes. In order to meet the clamping requirements of different cigarette heaters, the clamp holder 1 is skillfully designed on the aspects of structural design and assembly form.

As shown in fig. 6, the holder 1 includes a holding end and a positioning end, and the distance between the holding end and the positioning end is adjustable, that is, the overall height of the holder 1 is adjustable.

As shown in fig. 6 to 9, in the present embodiment, the clamper 1 includes two connected supporting bases, which are defined as an upper supporting base 11 and a lower supporting base 12 for convenience of description, the clamping end is disposed at the top end of the upper supporting base 11, and the positioning end is disposed at the bottom of the lower supporting base 12. The upper portion of the lower supporting seat 12 is provided with a first threaded hole 12.1 for installing the upper supporting seat 11, the bottom of the upper supporting seat 11 is provided with a first stud 11.4 matched with the first threaded hole 12.1, and the whole height of the clamp holder 1 is adjusted by adjusting the depth of screwing the first stud 11.4 into the first threaded hole 12.1.

Of course, the number of the supporting seats is not limited to two, but may be more, each supporting seat is connected in sequence, the adjacent two supporting seats are matched by the thread between the upper and lower supporting seats, and the whole height of the clamp 1 can be changed by screwing the adjacent two supporting seats.

The holder end is provided with a holding gap 11.2 for holding the cigarette heater, in this embodiment, the holder 1 is detachably connected with a smoking machine configured to have a plurality of sets of holders 1 of the same and different specifications, the holder 1 of the different specifications has different holding gaps 11.2. By replacing the clamp holder 1, the clamping requirements of cigarette heaters with different outer diameter sizes can be met.

In this embodiment, the removable connection between the gripper 1 and the following smoking machine is achieved by: a positioning hole 14 for installing the clamp 1 is arranged on the smoking machine, a second stud 12.2 matched with the positioning hole 14 is arranged at the bottom of the lower supporting seat 12, and the lower supporting seat 12 is installed and positioned at the positioning hole 14 through a fastening nut 13. Of course, the detachable connection mode between the holder 1 and the smoking machine in the present invention is not limited to the above mentioned mode, and other modes can be adopted as long as the detachable connection of the holder 1 can be realized.

Of course, in order to reduce the number of times of replacing the clamper 1, the size of the clamping gap 11.2 of the clamping end of each clamper 1 in this embodiment is set to be compatible with a plurality of cigarette heaters with different sizes (for example, the cigarette heaters with various sizes of low-temperature non-burning cigarettes with the outer diameter of 6-10.8 mm can be installed), that is, the original size of the clamping gap 11.2 of the clamping end is set to be larger so as to meet the clamping requirements of the cigarette heaters with various sizes, thereby reducing the number of times of replacing the clamper 1.

However, for the clamping of the cigarette heater smaller than the clamping gap 11.2, when the cigarette heater is directly placed in the clamping gap 11.2, if the triggering mechanism is used to trigger the cigarette heater, the movement of the cigarette heater is easily caused, so that under the condition that the clamping gap 11.2 is large, in order to meet the fixing requirement of the cigarette heater, the clamping structure for binding the cigarette heater is further arranged on the clamping device 1.

The lashing structure may have a variety of structural forms: for example, as shown in fig. 6 and 7, a strap (not shown) may be adopted, and positioning columns 11.5 for tying the strap are respectively arranged on two sides of the clamping end, one end of the strap is tied on one positioning column 11.5, when the cigarette heater needs to be fixed, the strap is stretched across the cigarette heater, and the other end of the strap is tied on the other positioning column, so as to realize the fastening of the cigarette heater. Of course, the utility model discloses in ligature structure is not only limited to the structural style of above-mentioned bandage, can also adopt other modes, as long as can realize fixing the cigarette heater prevents that the cigarette heater from shifting can.

The triggering mechanism is used for triggering the cigarette heater to heat the cigarette to be detected. The trigger mechanism includes a trigger portion. In order to make the whole structure more compact, at least part of the trigger part is arranged in the clamper. In this embodiment, the upper portion of going up supporting seat 11 is equipped with and is used for the installation the second screw hole 11.3 of trigger portion, be provided with on the surface of trigger portion with the external screw thread of second screw hole 11.3 internal thread looks adaptation, the trigger portion is installed in the second screw hole 11.3, and through adjusting the trigger portion is in the screw-in degree of depth in the second screw hole 11.3 can be adjusted the mounted position of trigger portion in holder 1 to the cigarette heater's of adaptation different specifications trigger demand.

The cigarette heater is characterized in that the trigger part is configured to be provided with a movable contact, the trigger mechanism further comprises a driving part for driving the movable contact to act, a trigger button is arranged on the cigarette heater, and the movable contact triggers the trigger button under the driving of the driving part. In this embodiment, the triggering portion is a micro cylinder, a piston rod of the micro cylinder forms the movable contact, and the triggering button can be triggered by extending the piston rod to a preset stroke. The trigger mode of the micro air cylinder is adopted, the trigger time can be preset, the trigger precision is high, the response is fast, and the control is easy.

In addition, in this embodiment, the first stud and the second stud are both of a hollow structure, as shown in fig. 7, the second threaded hole 11.3, the first stud 11.4, the first threaded hole 12.1 and the second stud 12.2 are sequentially communicated with each other, and the micro cylinder is externally connected with an air source through an air passage passing through the second threaded hole 11.3, the first stud 11.4, the first threaded hole 12.1 and the second stud 12.2, so as to realize power transmission to the micro cylinder.

It should be noted that, in the present invention, the structural form of the triggering mechanism is not limited to the structural form of the micro cylinder, and other modes can be adopted as long as the movable contact can be driven to move, especially the movable contact is driven to realize the linear feeding to trigger the structure of the triggering button of the cigarette heater.

Example 2:

the structure and principle of this embodiment are basically the same as those of embodiment 1, the only difference lies in that the structural design of the clamping end of the clamping device 1 is different, the size of the clamping gap 11.2 of the clamping end in embodiment 1 cannot be adjusted, and for cigarette heaters with different outer diameter sizes, the clamping device 1 needs to be replaced integrally, and the size of the clamping gap 11.2 of the clamping end in this embodiment can be adjusted, and the following technical scheme is specifically adopted.

In this embodiment, the top of clamping end is equipped with two at least relative side clamping part 11.1 that set up, and relative side clamping part 11.1 that sets up forms the centre gripping to the cigarette heater, and the interval between two relative side clamping part 11.1 that set up is adjustable. The distance between two oppositely arranged side clamping parts 11.1 can be adjusted in various ways: for example, at least one of the two opposite side clamping parts 11.1 is arranged to be adjustable in the mounting position at the top of the clamping end, and the distance between the two side clamping parts 11.1 is adjusted by adjusting the mounting position at the top of the clamping end; for another example, at least one of the two opposite side clamping portions 11.1 is movably arranged on the top of the clamping end, for example, by arranging a guide rail on the top of the clamping end, and arranging a sliding slot adapted to the guide rail on the bottom of the movable side clamping portion 11.1, the side clamping portion 11.1 can slide along the guide rail, so as to change the distance between the two opposite side clamping portions 11.1. Of course, the adjusting manner of the distance between the two opposite side clamping portions 11.1 in the present invention is not limited to the above-mentioned two manners, and other manners may be adopted as long as the distance between the two can be adjusted.

In addition, in the present embodiment, since the distance between the two opposite side clamping portions 11.1 is adjustable, powerful clamping can be well formed for cigarette heaters of various sizes, and therefore, the arrangement of the binding structure in the above embodiment 1 can be omitted.

Example 3:

the structure and principle of the present embodiment are basically the same as those of embodiment 1, and the only difference lies in that: the triggering structure and the triggering mode for triggering the cigarette heater are different.

Specifically, the present embodiment selects an airflow triggering manner to trigger the cigarette heater. In this embodiment, be provided with airflow sensing switch on the cigarette heater, trigger portion is including passing in proper order the pneumatic circuit of second screw hole 11.3, first double-screw bolt 11.4, first screw hole 12.1, the external air supply of second double-screw bolt 12.2, the air supply passes through pneumatic circuit to airflow sensing switch pressurization is in order to realize to cigarette heater's triggering.

Of course, the utility model discloses well air current triggers cigarette heater's mode is not merely limited to the mode that adopts outside air current to trigger that this embodiment is listed as, can also adopt inside trigger mode to trigger cigarette heater, and this trigger mode can draw for reference the air current trigger mode of electron cigarette among the prior art, and the suction triggers promptly, triggers the air current switch on the cigarette heater through the suction air current.

Example 4:

as shown in fig. 1 to 3, the utility model also discloses a low temperature does not burn cigarette smoking machine, it includes at least one cigarette smoking unit and at least one smoke generating device as above any one embodiment, one smoke generating device corresponds one cigarette smoking unit 2, wait to detect the cigarette and install cigarette heater and produce the flue gas after the heating, produced flue gas by cigarette smoking unit 2 accomplishes the suction. The cigarette smoking machine is provided with a plurality of smoking stations and a plurality of clamping stations corresponding to the cigarette smoking units 2 and the smoke generating devices, each smoking station is provided with one cigarette smoking unit 2, and each clamping station is provided with one smoke generating device.

To accommodate the smoking requirements of low temperature non-burning cigarettes of different length dimensions, the present embodiment provides for the holder to be adjustable in position relative to the cigarette smoking unit 2. There are various ways of adjusting the position, for example, the following ways can be adopted: as shown in fig. 2, the positioning hole 14 for mounting the clamper is configured as a long hole, and the position of the clamper 1 relative to the cigarette suction unit 2 is adjusted by changing the mounting position of the lower support base 12 in the long hole.

As shown in fig. 1 to 3, the cigarette suction unit 2 includes a vacuum generator and a trap, the trap is used for trapping total particulate matters in smoke, one end of the trap is aligned with the cigarette to be detected, and the other end of the trap is communicated with the vacuum generator. The trap comprises an air inlet end 21, an air outlet end 22 and a Cambridge filter sheet arranged between the air inlet end 21 and the air outlet end 22, wherein the air inlet end 21 is provided with a cigarette holder placing cavity used for clamping a cigarette holder of the low-temperature non-combustible cigarette, an elastic sealing ring is arranged at the cigarette holder placing cavity, the cigarette holder of the low-temperature non-combustible cigarette is placed into the cigarette holder placing cavity, during smoking, the sealing ring automatically wraps the cigarette holder of the low-temperature non-combustible cigarette under the action of negative pressure to form sealing, the exposure of smoke is avoided, and the air outlet end 22 is communicated with the vacuum generator through a gas transmission pipeline.

As shown in fig. 3 to 5, the vacuum generator includes a cylinder 3, a piston rod 31, and a piston disposed in the cylinder 3. The smoking machine further comprises a driving unit 4, the driving unit 4 comprises a servo motor 41 and a transmission mechanism, and the servo motor 41 drives the piston to move along the axial direction of the needle cylinder through the transmission mechanism and the piston rod 31. And a displacement sensor for monitoring the motion stroke of the piston is arranged in each piston or needle cylinder 3.

As shown in fig. 4 and 5, in this embodiment, the piston rod 31 shares a set of transmission mechanism, the transmission mechanism includes a ball screw assembly, a linkage plate 43 and a guide assembly, the ball screw assembly includes a screw rod 42 and a screw nut adapted to the screw rod 42, the screw rod 42 is connected to an output shaft of the servo motor 41, the linkage plate 43 is substantially T-shaped, a plurality of slots for mounting the piston rod are formed in the linkage plate 43, the screw nut is connected to the linkage plate 43, an output shaft of the servo motor 41 drives the screw rod 42 to rotate to drive the screw nut to perform linear feeding, so that the linkage plate 43 drives the piston rod 31 to move, and a linear feeding direction of the screw nut is consistent with an axial direction of the needle cylinder 3.

As shown in fig. 5, the guide assembly includes a guide rail 45 parallel to the axial direction of the needle cylinder 3 and a guide slider 44 disposed on one side of the linkage plate 43, the guide slider 44 is connected to the linkage plate 43, and the linkage plate 43 moves along the guide rail 45 through the guide slider 44 when moving.

Of course, the transmission mechanism of the present invention is not limited to the above-mentioned ball screw pair + linkage plate, and can also be implemented by other transmission methods, as long as it can convert the rotation of the output shaft of the servo motor 41 into the linear motion of the piston rod 31.

As shown in fig. 1, the smoking machine further comprises a control unit 5, the control unit 5 comprises a touch display screen 51 and a PLC controller, and the motor speed, the amount of the suction opening, the suction time, the suction curve and the suction frequency can be set through the touch display screen 51. The utility model provides a control unit 5 can carry out diversified setting to the suction curve, and possesses full automatic calibration and record function, can accomplish the IS03308 suction curve (rectangle, bell-shaped, triangle-shaped, square wave etc.) of standard or the suction curve that the user independently set for.

The utility model discloses a servo motor 31 drives the piston motion, and the stroke that the piston was walked is exactly the capacity of suction, thereby realizes the accurate control to suction capacity through the data ization control to servo motor 41. The utility model discloses a PLC controller accurate control servo motor 41's speed change drives the change that the piston takes place the regularization by servo motor 41 to anthropomorphic dummy's suction process, also the suction curve changes according to servo motor 41 speed change, when the speed that changes servo motor 41, just can change the mode of suction curve. The change of the servo motor 41 is recorded in a data mode, so that the real-time online recording of the suction quantity curve, the suction time and the suction interval of each time of the low-temperature non-burning cigarettes is realized, and all the suction parameters of each cigarette can be presented completely in the later period.

The utility model provides a smoking machine can accurate anthropomorphic dummy's different suction mode, suction mouth volume, suction interval, can pass through the automatic entrapment flue gas of filter element to can conveniently adjust each item parameter according to different specification products and actual need, adapt to the variety product demand that the cigarette was not burnt to the low temperature, the utility model discloses be particularly useful for the test demand that the laboratory was supported with small batch.

The embodiments in the present specification are described in a progressive manner, and the same and similar parts among the embodiments are referred to each other, and each embodiment focuses on the differences from the other embodiments.

In addition, the parts not mentioned in the utility model can be realized by adopting or using the prior art for reference.

The above description is only an example of the present invention, and is not intended to limit the present invention. Various modifications and changes may occur to those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the scope of the claims of the present invention.

Claims (13)

1. A smoke generating device, comprising:

the clamping mechanism comprises a clamp holder and a cigarette heater, the clamp holder is used for clamping the cigarette heater, and the cigarette heater is used for detachably mounting and heating a cigarette to be detected so as to enable the cigarette to be detected to release smoke in a non-combustion state; and

the trigger mechanism is used for triggering the cigarette heater to heat a cigarette to be detected and comprises a trigger part, and at least part of the trigger part is arranged in the holder.

2. The smoke generating device of claim 1,

the installation position of the trigger part in the clamp holder is adjustable.

3. The smoke generating device of claim 1,

the trigger part is configured to be provided with a movable contact, and the trigger mechanism further comprises a driving part for driving the movable contact to act; the cigarette heater is provided with a trigger button, and the movable contact is driven by the driving part to trigger the trigger button.

4. The smoke generating device of claim 1,

the cigarette heater is provided with an inductive switch, and the triggering portion is configured to be capable of triggering the inductive switch.

5. The smoke generating device of claim 1,

the clamp holder comprises a clamping end and a positioning end, and the distance between the clamping end and the positioning end is adjustable.

6. The smoke generating device of claim 1,

the holder is configured to have at least two oppositely arranged side holding parts, the oppositely arranged side holding parts clamp the cigarette heater, and the distance between the two oppositely arranged side holding parts is adjustable.

7. The smoke generating device of claim 1,

the gripper is provided with at least two supporting seats which are connected in sequence, and the two adjacent supporting seats are mutually matched and can change the overall height of the gripper.

8. The smoke generating device of claim 1,

the holder has a banding structure for banding the cigarette heater.

9. A low-temperature non-combustion cigarette smoking machine is characterized in that,

the smoking machine comprising at least one smoke generating device according to any one of claims 1 to 8.

10. A low temperature non-burning cigarette smoking machine according to claim 9,

the smoking machine also comprises at least one cigarette suction unit, smoke generated by the cigarette to be detected is sucked by the cigarette suction unit, and the position of the clamp relative to the cigarette suction unit is adjustable.

11. A low temperature non-burning cigarette smoking machine according to claim 9,

the holder is detachable.

12. The low temperature non-combustible cigarette smoking machine of claim 10,

the cigarette suction unit comprises a vacuum generator and a trap, the trap is used for trapping total particulate matters in smoke, one end of the trap is aligned with the cigarette to be detected, the other end of the trap is communicated with the vacuum generator, and the vacuum generator comprises a needle cylinder, a piston rod and a piston arranged in the needle cylinder;

the smoking machine further comprises a driving unit, the driving unit comprises a motor and a transmission mechanism, and the motor drives the piston to move along the axial direction of the needle cylinder through the transmission mechanism and the piston rod.

13. The low temperature non-combustible cigarette smoking machine of claim 12,

the smoking machine also comprises a control unit, and the control unit controls the suction port quantity, the suction curve, the suction time and the suction frequency by controlling the motor.