CN111493362A

CN111493362A - Liquid injection equipment

Info

Publication number: CN111493362A
Application number: CN201910097921.7A
Authority: CN
Inventors: 邱伟华; 华能
Original assignee: Changzhou Paiteng Electronic Technology Co Ltd
Current assignee: Changzhou Paiteng Electronic Technology Co Ltd
Priority date: 2019-01-31
Filing date: 2019-01-31
Publication date: 2020-08-07

Abstract

The invention provides liquid injection equipment which comprises a first conveying mechanism, a vacuumizing mechanism and a liquid injection mechanism, wherein the first conveying mechanism is used for conveying liquid; the first conveying mechanism is used for conveying the containing device along the conveying direction, and the containing device is used for containing at least one cartridge; the vacuumizing mechanism is used for vacuumizing the containing device or at least one cartridge in the containing device, so that gas in the liquid storage cavity of the at least one cartridge is discharged through a pump in the cartridge; the liquid injection mechanism is used for driving at least one liquid injection piece to respectively act on the sealing part of at least one smoke bomb in the containing device to form a liquid injection channel, so that the at least one liquid injection piece can respectively inject smoke liquid into the liquid storage cavity of the at least one smoke bomb which is vacuumized through the corresponding liquid injection channel, and the sealing part forms self-sealing to seal the liquid storage cavity after the liquid injection piece is withdrawn. The automatic cigarette liquid feeding device can enable cigarette liquid to automatically enter the liquid storage cavity of the assembled cigarette cartridge, and is high in automation degree.

Description

Liquid injection equipment

Technical Field

The invention relates to the technical field of electronic cigarettes, in particular to liquid injection equipment for a cigarette cartridge of an electronic cigarette.

Background

At present, the electronic cigarette has become a relatively mature smoking substitute in the market, and the battery supplies power to the heating element, so that the heating element heats the tobacco juice adsorbed on the liquid guiding element under the electric drive to generate smoke, and a user obtains smoking experience.

The electron cigarette includes cigarette bullet and battery device usually, and atomizing parts such as heating element and heat conduction component set up in the cigarette bullet, and this kind of cigarette bullet adopts earlier annotates the tobacco juice and installs the mode of atomizing part again and assembles usually, and the problem of weeping when not only having the equipment, degree of automation is also lower.

Disclosure of Invention

In view of this, the technical problem solved by the present invention is to provide a liquid injection device for a cartridge of an electronic cigarette, which can automatically introduce a liquid into a liquid storage cavity of an assembled cartridge, and has a high degree of automation.

The invention provides liquid injection equipment, which comprises a first conveying mechanism, a vacuumizing mechanism and a liquid injection mechanism, wherein the first conveying mechanism is used for conveying liquid to the liquid injection mechanism;

the first conveying mechanism is used for conveying a containing device along a conveying direction, and the containing device is used for containing at least one cartridge;

the vacuumizing mechanism is used for vacuumizing the containing device or the at least one cartridge in the containing device, so that gas in the liquid storage cavity of the at least one cartridge is discharged through a pump in the cartridge;

annotate liquid mechanism for at least one liquid piece of drive is used for acting on respectively in the holding device in order to form liquid filling channel on the sealing of at least one cigarette bullet, make at least one annotate liquid piece respectively to accomplishing the evacuation through corresponding liquid filling channel the stock solution intracavity of at least one cigarette bullet pours into the tobacco juice into, the sealing is in annotate liquid piece and withdraw the back and form the self sealedly in order to seal the stock solution chamber.

The automatic liquid filling machine further comprises a typesetting mechanism and a material taking mechanism, wherein the typesetting mechanism, the vacuumizing mechanism, the liquid filling mechanism and the material taking mechanism are arranged along the conveying direction of the first conveying mechanism;

the typesetting mechanism is used for putting at least one assembled cigarette cartridge into the accommodating device positioned on the first conveying mechanism;

the material taking mechanism is used for taking out the cigarette cartridges in the containing device.

The typesetting mechanism comprises a vibrating disc, a material detection assembly, a second conveying mechanism and a first manipulator device;

the vibrating disc is used for arranging the assembled cartridges into a uniform direction and conveying the cartridges to the second conveying mechanism;

the material detection assembly is arranged on the second conveying mechanism and used for detecting whether the second conveying mechanism has a cartridge or not;

the first manipulator device is used for placing the cigarette cartridges on the second conveying mechanism into the containing device on the first conveying mechanism.

The liquid injection device further comprises a detection mechanism located between the liquid injection mechanism and the material taking mechanism, and the detection mechanism is used for detecting whether the at least one smoke cartridge which completes liquid injection in the accommodating device can generate smoke or not.

The liquid injection equipment further comprises a defective product unloading mechanism located on one side of the detection mechanism, the defective product unloading mechanism is used for taking out smoke cartridges which cannot generate smoke in the accommodating device, and the material taking mechanism is used for taking out the smoke cartridges which can generate smoke in the accommodating device.

Wherein, accommodating device includes an at least cigarette bullet holding tank and sets up get the material mouth, annotate liquid hole and suction hole on the cigarette bullet holding tank, it is sealed through sealed lid at the in-process of evacuation to get the material mouth, evacuation mechanism passes through the suction hole is right among the accommodating device at least a cigarette bullet carries out the evacuation, at least one annotates liquid spare and passes through annotate the liquid hole and stretch into in the cigarette bullet holding tank that corresponds.

Wherein, evacuation mechanism includes sealed lid, vacuum pump and suction mouth, sealed lid is used for sealing when the evacuation get the material mouth, the suction mouth be used for when the evacuation with suction hole sealing connection, the vacuum pump is used for passing through the suction mouth with the suction hole will gas in the cigarette bullet holding tank is taken out, annotate the liquid mechanism and be used for evacuation mechanism evacuation precursor drives at least one annotate the liquid piece warp annotate the liquid hole and stretch into the cigarette bullet holding tank and seal annotate the liquid hole.

The one-way valve in the suction hole is used for preventing gas from entering the cartridge accommodating groove through the suction hole after the vacuumizing mechanism finishes vacuumizing.

Wherein, first transport mechanism is linear type or annular, works as when first transport mechanism is the linear type, annotate liquid equipment still includes transfer mechanism, transfer mechanism be used for with accommodate device follows material taking mechanism's position department shifts to typesetting mechanism's position department.

The liquid injection equipment further comprises a third conveying mechanism and a packaging mechanism;

the third conveying mechanism is used for conveying the cigarette cartridges taken out by the material taking mechanism to the position of the packing mechanism;

and the packaging mechanism is used for packaging the cartridges conveyed by the third conveying mechanism.

According to the liquid injection device for the cigarette cartridge of the electronic cigarette, during liquid injection, the liquid storage cavity is vacuumized by the vacuumizing mechanism through the pump so as to fully discharge air in the liquid storage cavity, the liquid injection member is driven by the liquid injection mechanism to act on the sealing part of the cigarette cartridge after vacuumizing so as to form the liquid injection channel, so that the liquid injection member respectively injects cigarette liquid into the liquid storage cavity of the cigarette cartridge after vacuumizing through the corresponding liquid injection channel, after liquid injection is completed, the liquid storage cavity is sealed by utilizing the self-sealing characteristic of the sealing part so as to ensure that liquid leakage does not occur after liquid injection, so that the cigarette liquid can automatically enter the liquid storage cavity in the liquid injection process, liquid supply is controllable, and the automation degree is high.

Drawings

Figure 1 is one of the exploded schematic views of a cartridge of an electronic cigarette in an exemplary embodiment of the invention;

FIG. 2 is a second exploded view of the cartridge of FIG. 1;

FIG. 3 is one of the schematic assembled views of the cartridge of FIG. 1;

FIG. 4 is a second schematic assembly view of the cartridge of FIG. 1;

FIG. 5 is a schematic cross-sectional view of the cartridge of FIG. 3 taken along line I-I;

FIG. 6 is a schematic cross-sectional view of the cartridge of FIG. 4 taken along line II-II;

FIG. 7 is one of the schematic views of the ventilation tube of the cartridge of FIG. 1;

FIG. 8 is a second schematic view of the vent tube of the cartridge of FIG. 1;

FIG. 9 is a third schematic view of the ventilation tube of the cartridge of FIG. 1;

FIG. 10 is a fourth schematic view of the vent tube of the cartridge of FIG. 1;

FIG. 11 is a fifth schematic view of the vent tube of the cartridge of FIG. 1;

FIG. 12 is a sixth schematic view of the snorkel of the cartridge of FIG. 1;

FIG. 13 is a schematic cross-sectional view of the vent tube of FIG. 10 taken along line III-III;

FIG. 14 is one of the schematic structural views of the base of the cartridge of FIG. 1;

FIG. 15 is a second schematic view of the base of the cartridge of FIG. 1;

FIG. 16 is a third schematic view of the base of the cartridge of FIG. 1;

FIG. 17 is a fourth schematic view of the base of the cartridge of FIG. 1;

FIG. 18 is a fifth schematic view of the base of the cartridge of FIG. 1;

FIG. 19 is a schematic cross-sectional view of the base of FIG. 17 taken along line IV-IV;

FIG. 20 is a schematic cross-sectional view of the base of FIG. 18 taken along line V-V;

figure 21 is a schematic diagram of a reservoir of an e-cigarette in another exemplary embodiment of the invention;

FIG. 22 is a schematic structural view of a priming device in an exemplary embodiment of the present invention;

FIG. 23 is a schematic structural view of a priming apparatus in another exemplary embodiment of the present invention;

FIG. 24 is a schematic structural view of a receiving device of the liquid injection apparatus in FIG. 22;

FIG. 25 is a cross-sectional view of the containment device of FIG. 24 taken along line VI-VI;

FIG. 26 is a view showing a part of the structure of the liquid injection apparatus in FIG. 22;

FIG. 27 is a second schematic view of a part of the liquid injection apparatus in FIG. 22;

fig. 28 is a schematic structural view of a liquid injection apparatus in a further exemplary embodiment of the present invention.

Detailed Description

To further illustrate the technical means and effects of the present invention adopted to achieve the predetermined objects, the following detailed description of the embodiments, structures, features and effects of the present invention will be made with reference to the accompanying drawings and examples.

It will be understood that when an element is referred to as being "secured to" or "connected to" another element, it can be directly secured or connected to the other element or intervening elements may also be present.

In this document, the terms upper, lower, left, right, front, rear and the like are used for defining the positions of the structures in the drawings and the positions of the structures relative to each other, and are only used for the clarity and convenience of the technical solution. It is to be understood that the use of the directional terms should not be taken to limit the scope of the present invention.

Referring to fig. 1 to 6, in an embodiment of the present invention, a cartridge of an electronic cigarette includes a cartridge housing 14, a pump 15, and an atomizing element 16, a reservoir 19 for storing a liquid is disposed inside the cartridge housing 14, the pump 15 is in fluid communication with the reservoir 19, the pump 14 is configured to pump the liquid in the reservoir 19 to the atomizing element 16 when the electronic cigarette is in operation, the pump 14 is further configured to provide a passage for discharging a gas in the reservoir 19 when the cartridge is vacuumized, a sealing portion 122 is disposed at a liquid injection port 134 of the reservoir 19, the sealing portion 122 is configured to provide a passage for injecting the liquid into the reservoir 19 under the action of the liquid injection element, and the sealing portion 122 is further configured to form a self-sealing to close the liquid injection port 134 after the liquid injection element is evacuated.

The cartridge of the electronic cigarette further includes a ventilation pipe 13, a mouthpiece component 11 and a base 18, the ventilation pipe 13 is axially disposed in the cartridge housing 14, the mouthpiece component 11 and the base 18 are respectively connected to two ends of the ventilation pipe 13, and a gas channel 131 is disposed inside the cartridge housing 14, in this embodiment, the gas channel 131 is formed by an inner cavity of the ventilation pipe 13 and penetrates through two ends of the ventilation pipe 13.

In this embodiment, a sealing member 12 is provided at the liquid filling port 134 of the reservoir chamber 19 to seal the liquid filling port 134, and the reservoir chamber 19 is defined by the space between the outer side wall of the breather pipe 13, the cartridge case 14, and the sealing member 12. The sealing member 12 is disposed at the first end 138 of the ventilation pipe 13, in this embodiment, the sealing member 12 is provided with a smoke outlet 121, the gas channel 131 of the ventilation pipe 13 is communicated with the smoke outlet 121, the mouthpiece component 11 is disposed on the sealing member 12 in a covering manner, the mouthpiece component 11 is provided with a smoke outlet 111, the smoke outlet 111 is communicated with the smoke outlet 121 of the sealing member 12, in other embodiments, the smoke outlet 111 may also be disposed at one end of the electronic cigarette, specifically, disposed on the cartridge housing 14 or other components, the pump 15 and the atomizing member 16 are disposed at the second end 139 of the ventilation pipe 13, the pump 15 is used for pumping the smoke liquid in the liquid storage chamber 19 onto the atomizing member 16 to atomize when the electronic cigarette is in operation, the atomizing member 16 is communicated with the gas channel 131, so that the smoke generated by atomization can be discharged from the smoke outlet 111 through the gas channel 131, the base 18 is connected with the second end 139 of the ventilation pipe 13, in practice, in order to enhance the sealing effect between the base 18 and the, a sealing ring 17 may be disposed between the base 18 and the second end 139 of the vent pipe 13 for sealing connection, and an air inlet 181 is disposed on the base 18, and the air inlet 181 is communicated with the air passage 131 of the vent pipe 13 to allow external air to enter the atomizing member 16. It will be appreciated that in other embodiments, the mouthpiece component 11 and base 18 may be omitted separately or together as desired.

Through the air inlet 181 of the base 18, the air passage 131 of the air tube 13, the smoke outlet 121 of the sealing member 12 and the smoke outlet 111 of the mouthpiece component 11, the electronic cigarette has an air flow direction as indicated by the arrow in fig. 5 when being smoked by the user, so that the smoke generated by the atomized smoke of the liquid smoke generated by the atomizing member 16 is discharged from the mouthpiece component 11 along with the air flow to be inhaled by the user. In another embodiment, the gas may also pass through the air inlet 181 of the base 18, the gas channel 131 of the ventilation tube 13 and the smoke outlet 111 of the mouthpiece component 11 in sequence when the user smokes the electronic cigarette, and finally the smoke generated by the atomized smoke liquid is discharged from the mouthpiece component 11 along with the air flow to be inhaled by the user.

Referring to fig. 7 to 13, the ventilation tube 13 includes a first end 138, a second end 139 and a tube 130, the first end 138 and the second end 139 are disposed at two ends of the ventilation tube 13, and the tube 130 is connected between the first end 138 and the second end 139, wherein referring to fig. 6, the first end 138 of the ventilation tube 13 is an end close to the mouthpiece component 11, the second end 139 of the ventilation tube 13 is an end away from the mouthpiece component 11, and the diameters of the first end 138 and the second end 139 are larger than the diameter of the tube 130, that is, the first end 138 and the second end 139 are respectively disposed to protrude outward in a radial direction relative to the tube 130, so that the ventilation tube 13 is a tubular structure with a large diameter at two ends and a small diameter at a middle portion. A gas passage 131 penetrating the ventilation tube 13 is formed by communicating the first end 138 and the second end 139 of the ventilation tube 13, the first end 138 and the second end 139 of the ventilation tube 13 are respectively provided with a mounting portion 137 corresponding to two ends of the cartridge housing 14, please refer to fig. 5 and 6, in this embodiment, the cartridge housing 14 includes a hard housing 142 and a soft housing 141, the hard housing 142 is located at an outer layer and is a transparent hard housing, the soft housing 141 is located at an inner layer, an outer diameter of the soft housing 141 is smaller than or equal to an inner diameter of the hard housing 142, a diameter of the mounting portion 137 is equal to the inner diameter of the soft housing 141, a diameter of the mounting portion 137 located at the first end 138 of the ventilation tube 13 is smaller than a diameter of the first end 138 of the ventilation tube 13, a diameter of the mounting portion 137 located at the second end 139 of the ventilation tube 13 is smaller than a diameter of the second end 139 of the ventilation tube 13, a diameter of the second end 139 of the, and, the diameter of the second end 139 of the breather pipe 13 and the diameter of the mouthpiece component 11 are respectively greater than or equal to the outer diameter of the rigid shell 142, when the cartridge shell 14 is installed, the inner layer of the soft shell 141 is sleeved on the breather pipe 13, so that the two ends of the soft shell 141 are respectively matched with the corresponding installation parts 137 in a sealing way, the outer layer of the hard shell 142 is sleeved outside the soft shell 141 from the first end 138 of the breather pipe 13, and the lower end of the hard shell 142 is abutted against the second end 139 of the breather pipe 13, finally the mouthpiece component 11 is installed, the mouthpiece component 11 is screwed or pressed with the breather pipe 13, after the mouthpiece component 11 is installed, the lower end of the hard shell 142 is abutted against the second end 139 of the breather pipe 13, and the upper end of the hard shell 142 is abutted against the lower end face of the mouthpiece component 11, so as to realize the assembly of the cartridge shell 14, at this time, The first end 138 of vent tube 13, the second end 139 of vent tube 13, cartridge housing 14, and seal 12 collectively enclose a reservoir 19.

Referring to fig. 6, 7 and 9, the first end 138 of the vent pipe 13 is provided with two injection ports 134 at the portion protruding out of the pipe body 130 along the axial direction of the vent pipe 13, in this embodiment, the two injection ports 134 are symmetrical in position, it can be understood that the positions and the number of the injection ports 134 are not limited, for example, the injection ports 134 are provided on the side wall of the first end 138 and are provided with 1, 2 or more than 2, the sealing member 12 is provided with a sealing portion 122 corresponding to the injection ports 134 (please refer to fig. 1), the sealing portion 122 protrudes out of the surface of the sealing member 12, the sealing member 12 is fixed on the vent pipe 13 by the cooperation of the sealing portion 122 and the injection ports 134 and sufficiently seals the liquid storage chamber 19, during liquid injection, the liquid injection member extends into the liquid storage chamber 19 from the sealing portion 122, that is the sealing portion 122 provides a passage for injecting smoke liquid into the liquid storage chamber. In this embodiment, the sealing member 12 is made of a soft material with elastic deformation capability, such as silicone rubber and rubber, and thus the sealing portion 122 also has elastic deformation capability, certainly, the sealing portion 122 may not be a part of the sealing member 12 but is independently disposed to seal the liquid injection port 134, and only needs to be made of a soft material with elastic deformation capability, so the sealing portion 122 can be pierced by the liquid injection member when the liquid storage chamber 19 is in a vacuum state, so that the liquid injection member extends into the liquid storage chamber 19 through the liquid injection port 134, and further the smoke liquid flows into the liquid storage chamber 19 from the liquid injection member under the action of vacuum pressure difference, after the liquid injection member is pulled out, the sealing portion 122 forms self-sealing at the piercing position of the liquid injection member without leaving a hole, and thus the smoke bomb cannot leak in the transportation and use processes. The self-sealing refers to the automatic recovery of the sealing state.

In another embodiment, the sealing portion 122 is a one-way valve structure, the one-way valve structure is opened by the liquid injection member to provide a passage for injecting the smoke liquid into the liquid storage chamber 19, the sealing portion 122 is reset to form self-sealing after the liquid injection member is removed, so as to prevent the smoke liquid in the liquid storage chamber 19 from flowing out of the liquid storage chamber 19 through the liquid injection port 134, in this case, the sealing member 12 is not required to be arranged at the liquid outlet 134 of the liquid storage chamber 19, and the liquid storage chamber 19 is defined by the tube body 130 of the vent tube 13, the first end 138 of the vent tube 13, the upper end 139 of the vent tube 13, and the cartridge housing 14. In practical implementation, the sealing portion 122 includes an elastic member and a sealing ball, the diameter of the sealing ball is larger than the diameter of the liquid injection port 134, one end of the elastic member is fixed in the liquid storage chamber 19, the other end of the elastic member is connected with the sealing ball and pushes the sealing ball outwards from the liquid storage chamber 19 to make the sealing ball abut against the liquid injection port 134, the liquid outlet 134 is sealed, during liquid injection, the liquid injection member extends into the liquid injection port 134 from the outer side of the liquid injection port 134 and makes the liquid injection member seal the periphery of the liquid injection port 134 all the time during liquid injection, when the liquid injection member pushes the sealing ball, the elastic member is compressed to make a gap appear between the sealing ball and the liquid injection port 134 to form a liquid injection channel, at this time, smoke liquid flows into the liquid storage chamber 19 from the liquid injection member under the action of vacuum pressure difference, after the liquid injection member is pulled out, the elastic member deforms and returns, the sealing ball is pushed outwards from the liquid storage chamber 19, form self-sealing structure to the tobacco juice that prevents in the stock solution chamber 19 flows out stock solution chamber 19 through annotating liquid mouth 134, makes the cigarette bullet can not take place the weeping in transportation and use.

Optionally, the liquid injection member is a liquid storage device including a liquid injection needle and a liquid injection nozzle, for example, a syringe or a liquid injection machine, and the tobacco liquid stored in the liquid injection member can automatically flow into the liquid storage cavity 19 of the tobacco cartridge under the action of vacuum pressure difference, and can also be injected into the liquid storage cavity 19 of the tobacco cartridge under a certain liquid injection pressure.

Referring to fig. 7, 8, 11, 12 and 13, the second end 139 of the vent pipe 13 is provided with a mounting position 132 of the pump 15 and a mounting position 133 of the atomizing element 16, wherein the mounting position 132 of the pump 15 is located on a side surface of the second end 139 of the vent pipe 13, optionally, the second end 139 is recessed radially inward, and the mounting position 133 of the atomizing element 16 is located on a bottom surface of the second end 139 of the vent pipe 13, optionally, the second end 139 is recessed axially toward the first end 138. The mounting position 132 of the pump 15 is provided with a liquid inlet through hole 135 and a liquid outlet through hole 136, the liquid inlet through hole 135 is communicated with the liquid storage cavity 19 and the liquid inlet of the pump 15, the liquid outlet through hole 136 is communicated with the liquid outlet of the pump 15 and the atomizing member 16, and the mounting position 133 of the atomizing member 16 is communicated with the gas channel 131 of the vent pipe 13. In this embodiment, the liquid inlet through hole 135 penetrates through a wall body between the liquid storage cavity 19 on the second end 139 and the mounting position 132 of the pump 15, and further, specifically, an outer side wall of the tube body 130 is recessed inward to form a groove (not shown), the liquid inlet through hole 135 penetrates through a wall body between the liquid storage cavity 19 and the mounting position 132 of the pump 15 on the second end 139 and then is communicated with the groove, so as to form a passage for allowing the smoke liquid in the liquid storage cavity 19 to enter the pump 15, and the liquid outlet through hole 136 penetrates through a wall body between the mounting position 132 of the pump 15 and the mounting position 133 of the atomizing member 16 to communicate the mounting position 132 of the pump 15 with the mounting position 133 of the atomizing member 16, it should be understood that, depending on the structure of the liquid storage cavity 19 and the structure of the pump 15, the positions of the liquid inlet through hole 135, the liquid outlet through hole 136, the mounting position 132 of the pump 15 and the mounting position 133 of. Referring to fig. 14 to 20, the base 18 is provided with a first fixing portion 184 of the atomizing element 16 and a second fixing portion 185 of the pump 15, the atomizing element 16 passes through the sealing ring 17 and is fixed in the corresponding mounting position 133 on the vent pipe 13 through the first fixing portion 184, and the pump 15 is fixed in the corresponding mounting position 132 on the vent pipe 13 through the second fixing portion 185. In this embodiment, please refer to fig. 1, fig. 2 and fig. 6, at least two electrode mounting holes 182 are further disposed below the base 18, the electrode mounting holes 182 are used for mounting electrode connectors 183, the cartridge is electrically connected to a battery device (not shown) through the electrode connectors 183, and the battery device supplies power to the pump 15, the atomizing element 16 and other elements in the cartridge, in this embodiment, the number of the electrode connectors 183 is four, and the four electrode connectors include the positive and negative poles of the pump 15 and the positive and negative poles of the atomizing element 16.

In this embodiment, the pump 15 is a liquid pump, and further can be selected as a piezoelectric pump, and has a small size, in the working process of the electronic cigarette, the pump 15 pumps the tobacco juice in the liquid storage cavity 19 to the atomizing part 16 for atomization, and the supply of the tobacco juice as required can be realized through the pump 15, so as to avoid leakage, uneven tobacco juice infiltration or tobacco juice pollution. In addition, because the tobacco juice passageway has in the pump 15, after the cigarette bullet is accomplished the equipment, pump 15 can also be used for providing the gaseous passageway in the stock solution chamber 19 of discharging when the cigarette bullet is the evacuation, here, the evacuation is carried out the cigarette bullet for the air in the stock solution chamber 19 of fully discharging for follow-up notes liquid in-process can not produce bubble and impurity, thereby avoids bubble and impurity to influence the normal use of pump 15. In the present embodiment, the evacuation is performed from the liquid outlet end of the pump 15.

In this embodiment, the atomizing member 16 is a porous heat-generating ceramic, and has a function of absorbing and atomizing smoke liquid. In practical implementation, the atomizing component 16 may also be an assembly including a heating component and a liquid absorbing component, the liquid absorbing component is used for absorbing the smoke liquid supplied by the pump 15, the heating component may contact with the liquid absorbing component, optionally, the heating component is wound on the liquid absorbing component, or the liquid absorbing component is sleeved outside the heating component, or the heating component and the liquid absorbing component are stacked, and the combination manner of the heating component and the liquid absorbing component is not limited. The heating element is used for heating and atomizing smoke liquid on the liquid absorbing element, wherein the liquid absorbing element can be one or more of cotton, glass fiber, cotton cloth, foamed metal, porous ceramic and foamed graphite, and the heating element can be a heating wire, a heating sheet, a heating film, a heating disc, a heating tube or a heating block, and the like, without limitation.

In an embodiment, please refer to fig. 1, 5 and 6, the first end 138 of the ventilation pipe 13 is provided with a check valve 123, in this embodiment, the check valve 123 is disposed in the smoke outlet 121 of the sealing member 12, in practical implementation, the check valve 123 may also be directly fixed on the ventilation pipe 13, the gas flow direction allowed by the check valve 123 is the gas flow direction indicated by the arrow in fig. 5, that is, the gas is allowed to flow out from the gas channel 131 of the ventilation pipe 13 through the smoke outlet 121, so that, when the smoke cartridge is vacuumized through the gas inlet 181 on the base 18, the external gas cannot reversely enter the ventilation pipe 13 through the smoke outlet 121, so that the gas in the smoke cartridge can be effectively and quickly extracted. After the one-way valve 123 is arranged, only one end of the air inlet 181 of the cartridge can be inserted into the vacuum-pumping device for vacuum-pumping, of course, when the vacuum-pumping device is provided with a closed vacuum-pumping cavity for placing the whole cartridge, the vacuum-pumping of the cartridge in the vacuum-pumping cavity can be realized by vacuum-pumping the closed vacuum-pumping cavity, at the moment, the air in the liquid storage cavity 19 is pumped into the air channel 131 through the liquid outlet through hole 136 communicated with the liquid outlet of the pump 15 and is discharged through the air inlet 181 or the smoke outlet 111, so that the vacuum-pumping can be realized without arranging the one-way valve 123 in the cartridge.

In one embodiment, referring to fig. 5 and 6, in this embodiment, the cartridge case 14 includes a hard case 142 and a soft case 141, the hard case 142 is located on an outer layer and is a transparent hard case, the soft case 141 is located on an inner layer, and a deformation degree of the soft case is used to indicate a vacuum degree and a liquid injection degree of the liquid storage chamber 19, during the vacuum pumping and liquid injection, an operator can stop the vacuum pumping or the liquid injection by observing the deformation degree of the soft case, it should be understood that in another embodiment, the cartridge case 14 may also be only a soft case, and the deformation degree of the cartridge case 14 at this time can still be used to indicate the vacuum degree and the liquid injection degree of the liquid storage chamber 19, when the cartridge case 14 includes the soft case 141, when the liquid in the liquid storage chamber 19 is exhausted, the soft case 141 should be retracted to be completely attached to other surfaces of the liquid storage chamber 19 at the same time, thus, the smoke liquid can be completely consumed, but the contraction degree of the soft shell 141 can be adjusted according to the designed smoke liquid consumption degree in actual implementation, which is not limited to this. Of course, when the vacuum pumping device is provided with a vacuum pressure gauge, the vacuum degree of the liquid storage cavity 19 can be known through the vacuum pressure gauge, and the cartridge case 14 may not be configured to include a soft case, for example, only a hard case.

As shown in fig. 21, when the cartridge case 14 is a hard case, the liquid storage chamber 19 includes a first chamber 191, a second chamber 192, a one-way liquid-separating and gas-liquid-separating assembly 193, the liquid injection port 134 is disposed in the first chamber 191, the second chamber 192 is in fluid communication with the pump 15, the one-way liquid-separating and gas-liquid-separating assembly 193 is disposed at a connection position of the first chamber 191 and the second chamber 192, the one-way liquid-separating and gas-liquid-separating assembly 193 is used for preventing the liquid smoke in the second chamber 192 from entering the first chamber 191 and preventing the gas in the first chamber 191 from entering the second chamber 192, in this embodiment, the one-way liquid-separating and gas-liquid separating assembly 193 is implemented by adopting a composite structure of a one-way valve and a gas-liquid separating membrane or by respectively arranging the one-way valve and the gas-liquid separating membrane at the joint, wherein, the check valve is used for preventing the smoke liquid in the second chamber 192 from entering the first chamber 191, and the gas-liquid separation membrane is used for preventing the gas in the first chamber 191 from entering the second chamber 192. Adopt the stock solution chamber 19 of this kind of structure, the tobacco juice fully fills first chamber 191 and second chamber 192 during the notes liquid, in the in-process of electron cigarette work, second chamber 192 is in the state of filling up the tobacco juice all the time, under the effect of one-way liquid separation and gas-liquid separation subassembly 193, the tobacco juice in the second chamber 192 can not flow back to in the first chamber 191, the gas in the first chamber 191 also can not get into in the second chamber 192 influence the normal use of pump 15 simultaneously, when the tobacco juice in the first chamber 191 exhausts, even the tobacco juice of second chamber is full, also think the tobacco juice in the stock solution chamber 19 has exhausted, therefore, for reduce cost, the volume of first chamber 191 can be designed to be far more than the volume of second chamber 192.

Through adopting above-mentioned structure, this application can be after the cigarette bullet equipment is accomplished, carry out the evacuation to stock solution chamber 19 through pump 15 again with the air in the abundant discharge stock solution chamber 19 to and through annotating liquid piece effect after the evacuation in order to inject the tobacco juice in stock solution chamber 19 on annotating liquid subassembly 122, utilize the self sealss characteristic of annotating liquid subassembly 122 to guarantee not take place the weeping after annotating the liquid, thereby can avoid annotating liquid process production bubble and impurity and influence the subsequent normal use of pump 15.

Fig. 22 is a schematic layout of a priming apparatus in an exemplary embodiment of the invention. As shown in fig. 22, the liquid injection apparatus of this embodiment is used for injecting the cigarette cartridges shown in fig. 1 to 20, and the liquid injection apparatus includes a first conveying mechanism 51, a typesetting mechanism 52, a vacuumizing mechanism 53, a liquid injection mechanism 54, a detecting mechanism 56, a defective product discharging mechanism 57, and a material taking mechanism 55, wherein the typesetting mechanism 52, the vacuumizing mechanism 53, the liquid injection mechanism 54, the detecting mechanism 56, the defective product discharging mechanism 57, and the material taking mechanism 55 are arranged along the conveying direction of the first conveying mechanism 51, and the cigarette cartridges 20 are conveyed to the positions corresponding to the mechanisms by placing the accommodating devices 30 for accommodating the cigarette cartridges 20 on the first conveying mechanism 51 and conveying the cartridges in the conveying direction.

Referring to fig. 23, in one embodiment, the first conveying mechanism 51 is a linear type, and the accommodating device 30 and the first conveying mechanism 51 are provided independently 51. In order to realize the recycling of the receiving device 30, in an embodiment, the filling apparatus may further include a transferring mechanism, and the transferring mechanism includes a second robot device 571, a fourth transferring mechanism 572 and a third robot device 573, wherein the second robot device 571 is used for transferring the receiving device 30 from the position of the material taking mechanism 55 to the fourth transferring mechanism 572, the fourth transferring mechanism 572 is used for transferring the receiving device 30 from the position corresponding to the second robot device 571 to the position corresponding to the third robot device 573, and the third robot device 573 is used for transferring the receiving device 30 from the fourth transferring mechanism 572 to the position corresponding to the typesetting mechanism 52 on the first transferring mechanism 51, so as to transfer the receiving device 30 from the position of the material taking mechanism 55 to the position of the typesetting mechanism 52.

The typesetting mechanism 52 is used to put the assembled at least one cartridge 20 into the receiving device 30 on the first transfer mechanism 51. In this embodiment, the typesetting mechanism 52 includes a vibrating tray 521, a material detecting component 522, a second conveying mechanism 523 and a first manipulator device 524, wherein the assembled cartridges 20 are placed in the vibrating tray 521, the vibrating tray 521 is used for arranging the assembled cartridges 20 into a uniform direction and conveying the same to the second conveying mechanism 523, the material detecting component 522 is disposed on the second conveying mechanism 523 and is used for detecting whether there is a cartridge 20 on the second conveying mechanism 523, the first manipulator device 524 is used for placing a cartridge 20 on the second conveying mechanism 523 into the accommodating device 30 on the first conveying mechanism 51, the material detecting component 522 is, for example, a detecting component of a laser switch, when a cartridge 20 passes through the second conveying mechanism 523, the detecting component of the laser switch generates a detection signal, so that the laser switch controls the opening of an electromagnetic valve on the first manipulator device 524, and the first manipulator device 524 clamps the cartridge 20 on the second conveying mechanism 523 and places the cartridge 20 on the first conveying mechanism 524 51 so that cartridges 20 may be placed in order in the receptacles 30.

The vacuum pumping mechanism 53 is used for pumping vacuum to the containing device 30 or at least one cartridge 20 in the containing device 30, so that the gas in the liquid storage cavity (see the liquid storage cavity 19 in fig. 5) of at least one cartridge 20 is discharged through the pump (see the pump 15 in fig. 5) in the cartridge 20. Referring to fig. 22, 24 and 25, the receiving device 30 includes at least one cartridge receiving slot 34, and a material taking port 33, a liquid injecting hole 32 and a suction hole 31 disposed on the cartridge receiving slot 34, the material taking port 33 is disposed on the top of the cartridge receiving slot 34 for a manipulator to put in or take out the cartridge 20 and perform related operations, and is sealed during the vacuum pumping process, the liquid injecting hole 32 is used for a liquid injecting piece of the liquid injecting mechanism 54 to extend into the cartridge receiving slot 34 to inject the cartridge 20, and the suction hole 31 is used for the vacuum pumping mechanism 53 to communicate with the cartridge receiving slot 34 to serve as a gas outlet during the vacuum pumping. Referring to fig. 26 and 27, the vacuum mechanism 53 includes a sealing cover 531, a vacuum pump (not shown) and a suction port (not shown), the sealing cover 531 is connected to the cylinder 532 and can move up and down, in practice, the sealing cover 531 and the cylinder 532 can also be devices independent of the vacuum mechanism 53, the sealing cover 531 falls down and seals the material taking port 33 during vacuum pumping, the suction port is used for being connected with the suction hole 31 during vacuum pumping, the suction port can extend into or pass through the suction hole 31 without limitation, the vacuum pump is used for pumping out the gas in the cartridge accommodating groove 34 through the suction port and the suction hole 31, and the liquid injection mechanism 54 drives at least one liquid injection member to extend into the cartridge accommodating groove 34 through the liquid injection hole 32 and seal the liquid injection hole 32 before the vacuum mechanism 53 pumps vacuum.

By using the containing device 30 with the above structure, the operations of vacuumizing and injecting liquid can be simultaneously performed on a plurality of cartridges 20, and meanwhile, the vacuumizing mechanism 53 does not need to directly contact the cartridges 20 during vacuumizing, so that the operation is easy, and the production efficiency is high. It will be appreciated that in other embodiments, the evacuation mechanism 53 may extend into the receptacle 30, directly contact the cartridge 20, and evacuate the gas in the reservoir of the cartridge 20 through the pump in the cartridge 20 and out of the receptacle 30.

During actual operation, evacuation mechanism 53 carries out the evacuation to cigarette bullet 20 according to predetermined evacuation degree, because cigarette bullet holding tank 34 and the stock solution chamber intercommunication of cigarette bullet 20, when evacuation mechanism 53 is to cigarette bullet holding tank 34 evacuation, be in cigarette bullet 20 in cigarette bullet holding tank 34 also can be by the evacuation, detect the evacuation degree when the evacuation degree reaches and predetermine the evacuation degree then stop the suction, perhaps through time control, can regard as to reach predetermined evacuation degree when the suction reaches predetermined length, thereby stop the evacuation. In practice, a one-way valve (not shown) may be disposed in the suction hole 31, and the one-way valve in the suction hole 31 is used to prevent the air from entering the cartridge receiving slot 34 through the suction hole 31 after the vacuum-pumping mechanism 53 completes the vacuum-pumping, so that the suction port can be pulled out from the suction hole 31 without breaking the vacuum state of the receiving device 30 after the vacuum-pumping mechanism 53 completes the vacuum-pumping.

The injection mechanism 54 is configured to drive at least one injection member to act on a sealing portion of at least one cartridge 20 in the housing device 30 (see fig. 1 and 6), for example, to push or pierce the sealing portion, so as to inject the smoke into the liquid storage cavity of at least one cartridge 20 that is completely vacuumized. Because annotate the liquid piece and stretch into in advance through annotating liquid hole 32 before evacuation mechanism 53 evacuation in the cigarette bullet holding tank 34, for avoiding when evacuation the tobacco juice from annotating liquid piece outflow, the notes liquid valve that keeps annotating liquid mechanism 54 this moment closes, after the evacuation is accomplished, control annotates liquid piece effect on the sealing and with stock solution chamber intercommunication after open again annotate the liquid valve, because pressure differential this moment, the tobacco juice is automatic to flow into the stock solution chamber from annotating liquid piece, when annotating the liquid volume and reaching to predetermineeing the notes liquid volume or annotate when long reaching to predetermine the time length, annotate liquid mechanism 54 and close and annotate the liquid valve, accomplish and annotate the liquid. It can be understood that the liquid injection member can also be extended into the cartridge accommodating groove 34 through the liquid injection hole 32 before the vacuum pumping mechanism 53 is vacuumized, and acts on the sealing part to form a liquid injection channel in advance, and the liquid injection valve is opened after the vacuum pumping is completed, so that the smoke liquid can automatically flow into the liquid storage cavity from the liquid injection member.

In this embodiment, the vacuum mechanism 53 and the liquid injection mechanism 54 are located at the same station and at two sides of the first conveying mechanism 51, and in actual implementation, the vacuum mechanism 53 and the liquid injection mechanism 54 may be disposed at the same side of the first conveying mechanism 51 or at different stations according to the shapes and sizes of the vacuum mechanism 53 and the liquid injection mechanism 54 and the positions of the liquid injection hole 32 and the suction hole 31. When the containing device 30 reaches the station, the vacuum mechanism 53 controls the sealing cover 531 to fall down to seal the material taking port 33 of the containing device 30, the sealing cover is connected with the suction hole 31 through the suction port and communicated with the cigarette bullet containing groove 34 of the containing device 30, meanwhile, the liquid injection mechanism 54 drives the liquid injection piece to extend into the cigarette bullet containing groove 34 from the liquid injection hole 32 of the containing device 30 and seal the liquid injection hole 32, after the material taking port 33, the liquid injection hole 32 and the suction hole 31 are sealed, the vacuum mechanism 53 starts to vacuumize, after the vacuum mechanism 53 finishes vacuuming, the liquid injection mechanism 54 drives the liquid injection piece to act on the sealing part of the cigarette bullet 20 to communicate with the liquid storage cavity of the cigarette bullet 20 and open the liquid injection valve, and the cigarette liquid is automatically injected into the liquid storage cavity of the cigarette bullet 20. After the completion of the injection, the sealing cap 31 is lifted, the suction port of the vacuum mechanism 53 and the injection member of the injection mechanism 54 are pulled out, and the container 30 enters the next station. In order to facilitate the opening of the sealing cover 31 and the pulling out of the liquid injection member, the vacuum pumping mechanism 53 can also depressurize the cartridge accommodating groove 34 after the completion of the liquid injection.

In an embodiment, the liquid injection mechanism 54 may also be disposed at a next station of the vacuum-pumping mechanism 53, so that the vacuum-pumping mechanism 53 and the liquid injection mechanism 54 may work simultaneously to vacuum or inject liquid into the cartridges 20 in different receiving devices 30, which may reduce the residence time at a station and increase the work efficiency. The degree of vacuum of the cartridge receiving slot 34 is maintained after the evacuation mechanism 53 has completed evacuation and is transferred to the station where the liquid injection mechanism 54 is located. In practical implementation, in order to maintain the vacuum degree of the cigarette bullet accommodating groove 34 during the conveying process, the vacuumizing mechanism 53 may be provided with at least two sets of sealing covers 531 or at least two sets of sealing covers 531 independent of the vacuumizing mechanism 53, so that each set of sealing cover 531 can move to a station of the liquid injecting mechanism 54 along with the accommodating device 30 after the vacuumizing mechanism 53 finishes vacuumizing and can be drawn away after liquid injection is finished, the liquid injecting mechanism 54 may be provided with at least two sets of liquid injecting members, each set of liquid injecting members plugs the liquid injecting hole 31 of the accommodating device 30 at the station of the vacuumizing mechanism 53 and moves to a station of the liquid injecting mechanism 54 along with the accommodating device 30 for injecting liquid, and the one-way valve is arranged in the suction hole 32 to maintain the vacuum degree of the cigarette bullet accommodating groove 34 during the conveying process of the accommodating device.

The detection mechanism 56 is located between the liquid injection mechanism 54 and the material taking mechanism 55, and is used for detecting whether smoke can be generated in at least one cigarette cartridge 20 which is injected in the accommodating device 30. In one embodiment, the detection mechanism 56 includes an electrically conductive contact pin that extends from the suction hole 31 in the receptacle 30 into the cartridge receiving slot 34 and contacts an electrode connector (see electrode connector 183 in FIG. 1) on the cartridge 20, and a suction device to which a vacuum pump is connected, for supplying power to the cartridge 20 and receiving operating current from the cartridge 20, the suction device is provided with a suction nozzle structure, which can extend into the receptacle 30 from the material-taking opening 33 of the receptacle 30 and is connected with a mouthpiece component (see mouthpiece component 11 in fig. 1) of the cartridge 20 in a sealing manner, and when the detection mechanism 56 receives a detection signal, the cartridge 20 is powered by the energised contact pin and the vacuum pump of the smoking device is controlled to commence smoking, under the suction of the suction device, the nebulizing element of the cartridge 20 (see nebulizing element 16 in figure 5) starts working and generates an aerosol, whether the cartridge 20 can generate smoke is determined by detecting whether the operating current of the cartridge 20 is within a normal range.

The defective product discharge mechanism 57 is located on the side of the detection mechanism 56, and is used for taking out the cartridge 20 that cannot generate smoke in the storage device 30. In one embodiment, the defective product unloading mechanism 57 includes an unloading robot and a defective product placement slot, and when the detection mechanism 56 detects that the cartridge 20 cannot generate smoke, the unloading robot receives an unloading signal, takes out the cartridge 20 that cannot generate smoke from the storage device 30 and places the cartridge into the defective product placement slot, and retains the cartridge 20 that can generate smoke in the storage device 30, thereby sorting the cartridge 20.

The material taking mechanism 55 is used to take out the cartridges 20 in the storage device 30, and in actual implementation, the material taking mechanism 55 is, for example, a robot device. When the defective discharge mechanism 57 is not provided, the pickup mechanism 55 takes out all of the cartridges 20 in the storage device 30 for the next process, and when the defective discharge mechanism 57 is provided, the pickup mechanism 55 is used to take out the cartridges 20 in the storage device 30 that can generate smoke, and is equivalent to taking out all of the cartridges 20 in the storage device 30.

In one embodiment, the liquid injection device further comprises a third conveying mechanism 58 and a packing mechanism 59, wherein the material taking mechanism 55 takes out the cartridges 20 in the containing device 30 and places the cartridges on the third conveying mechanism 58, the third conveying mechanism 58 conveys the cartridges 20 taken out by the material taking mechanism 55 to the packing mechanism 59, and the packing mechanism 59 packs the cartridges 20 conveyed by the third conveying mechanism 58, so that qualified products are automatically packed, and the automation degree is high.

Owing to be equipped with the pump in the cigarette bullet and be used for the sealing of sealed stock solution chamber, and the sealing has the characteristic of self sealss, thereby can be after the cigarette bullet equipment is accomplished, carry out the evacuation through the pump to the stock solution chamber again with the air of abundant discharge stock solution intracavity, and act on in order to pour into the cigarette liquid into to the stock solution intracavity through annotating liquid spare after the evacuation, utilize the self sealss characteristic of sealing to seal the stock solution chamber after annotating the liquid and in order to guarantee not take place the weeping after annotating the liquid, thereby can avoid annotating liquid process production bubble and impurity and influence the subsequent normal use of pump.

The liquid injection equipment of this application is particularly useful for using the electronics cigarette of the equal volume less pump of liquid pump, and is clean through the gaseous row with in the stock solution chamber, can avoid annotating impurity such as bubble in the liquid back tobacco juice, and then avoids impurity such as bubble to block up the pump and lead to the unable normal work of pump.

Fig. 28 is a schematic structural view of a liquid injection apparatus in a further exemplary embodiment of the present invention. As shown in fig. 28, the liquid injection apparatus of this embodiment includes a first conveying mechanism 51, a typesetting mechanism 52, a vacuum pumping mechanism 53, a liquid injection mechanism 54, a detection mechanism 56, a defective product discharging mechanism, and a material taking mechanism 55, where the typesetting mechanism 52, the vacuum pumping mechanism 53, the liquid injection mechanism 54, the detection mechanism 56, the defective product discharging mechanism, and the material taking mechanism 55 are arranged along a conveying direction of the first conveying mechanism 51.

The main difference between the liquid injection device of the present embodiment and the liquid injection device of the previous embodiment is that: the first transfer mechanism 51 is annular, and the storage device 30 is provided separately or formed directly on the first transfer mechanism 51.

Because the first conveying mechanism 51 is annular, the typesetting mechanism 52, the vacuumizing mechanism 53, the liquid injection mechanism 54, the detecting mechanism 56, the defective product discharging mechanism 57 and the material taking mechanism 55 are arranged in an annular shape along the conveying direction of the first conveying mechanism 51, the accommodating device 30 is recycled between the typesetting mechanism 52 and the material taking mechanism 55, a plurality of manipulator devices can be omitted, the structure is more compact, the production efficiency is higher, the third conveying mechanism 58 and the packaging mechanism 59 are arranged at the positions corresponding to the material taking mechanism 55, and the cigarette cartridges 20 which are subjected to liquid injection and qualified detection are automatically packaged.

For a specific structure of the liquid injection device of this embodiment, please refer to the detailed description of the liquid injection device shown in fig. 22 to 27, which is not repeated herein.

According to the liquid injection device for the cigarette cartridge of the electronic cigarette, during liquid injection, the liquid storage cavity is vacuumized by the vacuumizing mechanism through the pump so as to fully discharge air in the liquid storage cavity, the liquid injection member is driven by the liquid injection mechanism to act on the sealing part of the cigarette cartridge after vacuumizing so as to form the liquid injection channel, so that the liquid injection member respectively injects cigarette liquid into the liquid storage cavity of the cigarette cartridge after vacuumizing through the corresponding liquid injection channel, after liquid injection is completed, the liquid storage cavity is sealed by utilizing the self-sealing characteristic of the sealing part so as to ensure that liquid leakage does not occur after liquid injection, the cigarette liquid can automatically enter the liquid storage cavity in the liquid injection process, and liquid supply is controllable and the degree of automation is high.

Although the present invention has been described with reference to a preferred embodiment, it should be understood that various changes, substitutions and alterations can be made herein without departing from the spirit and scope of the invention as defined by the appended claims.

Claims

1. The liquid injection equipment is characterized by comprising a first conveying mechanism, a vacuumizing mechanism and a liquid injection mechanism;

2. The liquid injection equipment as claimed in claim 1, further comprising a typesetting mechanism and a material taking mechanism, wherein the typesetting mechanism, the vacuumizing mechanism, the liquid injection mechanism and the material taking mechanism are arranged along the conveying direction of the first conveying mechanism;

3. The liquid injection equipment according to claim 2, wherein the typesetting mechanism comprises a vibrating disc, a material detection assembly, a second conveying mechanism and a first manipulator device;

4. The liquid injection apparatus according to claim 2, further comprising a detection mechanism located between the liquid injection mechanism and the material taking mechanism, wherein the detection mechanism is configured to detect whether the at least one smoke cartridge filled in the accommodating device can generate smoke.

5. The liquid injection apparatus according to claim 4, further comprising a defective product discharge mechanism located on one side of the detection mechanism, the defective product discharge mechanism being configured to discharge the cartridges that cannot generate smoke from the housing device, and the discharge mechanism being configured to discharge the cartridges that can generate smoke from the housing device.

6. The liquid injection device according to claim 1 or 2, wherein the receiving device comprises at least one cartridge receiving slot, and a material taking port, a liquid injection hole and a suction hole which are arranged on the cartridge receiving slot, the material taking port is sealed by a sealing cover during the process of vacuumizing, the vacuumizing mechanism vacuumizes the at least one cartridge in the receiving device through the suction hole, and the at least one liquid injection member extends into the corresponding cartridge receiving slot through the liquid injection hole.

7. The liquid injection device according to claim 6, wherein the vacuum mechanism includes the sealing cover, a vacuum pump and a suction port, the sealing cover is used for sealing the material taking port during vacuum pumping, the suction port is used for being connected with the suction hole during vacuum pumping, the vacuum pump is used for pumping out gas in the smoke cartridge accommodating groove through the suction port and the suction hole, and the liquid injection mechanism is used for driving the at least one liquid injection member to extend into the smoke cartridge accommodating groove through the liquid injection hole and seal the liquid injection hole before the vacuum mechanism performs vacuum pumping.

8. The priming apparatus of claim 7, wherein a one-way valve is disposed in the suction aperture, the one-way valve in the suction aperture for preventing gas from entering the cartridge receiving slot through the suction aperture after the evacuation mechanism completes evacuation.

9. The liquid injection apparatus according to claim 2, wherein the first conveying mechanism is a linear type or an annular type, and when the first conveying mechanism is a linear type, the liquid injection apparatus further comprises a transfer mechanism, and the transfer mechanism is configured to transfer the accommodating device from a position of the material taking mechanism to a position of the typesetting mechanism.

10. The priming apparatus of claim 2, wherein said priming apparatus further comprises a third transport mechanism and a packaging mechanism;