CN216568373U - Liquid injection plug, atomizer and aerosol generation device - Google Patents

Abstract

The utility model discloses a liquid injection plug, an atomizer and an aerosol generation device, wherein the liquid injection plug is used for sealing a liquid injection port of the atomizer and comprises a sealing member, a sliding member and a guide member, the sealing member is used for sealing the liquid injection port, the sliding member is connected with the sealing member, the guide member is used for guiding the sliding member to slide back and forth along the axial direction of the atomizer, and the sliding member drives the sealing member to move along the axial direction under the guidance of the guide member to open or seal the liquid injection port. The liquid injection plug can allow a user to push up or press down the sliding component by one hand to drive the sealing component to open or close, and the operation is more convenient and labor-saving.

Description

Liquid injection plug, atomizer and aerosol generation device

Technical Field

The utility model relates to the technical field of aerosol generation, in particular to a liquid injection plug, an atomizer and an aerosol generation device.

Background

The liquid injection port of the liquid storage cavity of the atomizer of the existing aerosol generating device is usually sealed by a silicone plug, and during liquid injection, the silicone plug needs to be opened and then pressed by a hand, so that the silicone plug is prevented from rebounding to cover the liquid injection port, and the operation is inconvenient.

SUMMERY OF THE UTILITY MODEL

The present invention aims to overcome the above-mentioned drawbacks of the prior art, and to provide a liquid filling stopper that is more convenient to operate, and to provide an atomizer and an aerosol-generating device including the liquid filling stopper.

In order to realize the purpose, the technical scheme of the utility model is as follows:

a liquid filling plug is used for sealing a liquid filling opening of an atomizer and comprises a sealing member, a sliding member and a guide member, wherein the sealing member is used for sealing the liquid filling opening, the sliding member is connected with the sealing member, the guide member is used for guiding the sliding member to slide back and forth along the axis direction of the atomizer, and the sliding member drives the sealing member to move along the axis direction to open or seal the liquid filling opening under the guidance of the guide member.

The utility model also discloses an atomizer which comprises the first shell and the liquid injection plug, wherein a liquid storage cavity for storing the liquid aerosol generating substrate is arranged in the first shell, a liquid injection port communicated with the liquid storage cavity is also arranged on the first shell, and the liquid injection plug seals the liquid injection port.

The utility model also discloses an aerosol generating device comprising the atomizer.

The embodiment of the utility model has the following beneficial effects:

according to the embodiment of the utility model, the sliding member is arranged, the sliding member pushes the sealing member to move along the axial direction of the atomizer, and the liquid filling plug can not rebound to cover the liquid filling opening after the liquid filling opening is opened. In addition, the liquid injection plug can allow a user to push up or press down the sliding component by one hand to drive the sealing component to open or close, and the operation is more convenient and labor-saving.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.

Wherein:

fig. 1 is a schematic structural diagram of an atomizer according to an embodiment of the present invention.

Fig. 2 is a schematic view of the structure of the end of the atomizer shown in fig. 1.

Fig. 3 is a schematic view of the connection of the atomizer shown in fig. 1 with an electrical connector.

Fig. 4 is a schematic cross-sectional view of the atomizer shown in fig. 1 connected to an electrical connector.

Figure 5 is a schematic cross-sectional view of an aerosol-generating device according to an embodiment of the utility model.

Figure 6 is a schematic view of a perspective view of an aerosol-generating device according to an embodiment of the utility model.

Figure 7 is a schematic diagram of another perspective of the aerosol-generating device shown in figure 6.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1, the present invention discloses a liquid filling plug 10 for sealing a liquid filling port 23 of an atomizer 20, comprising a sealing member for sealing the liquid filling port 23, a sliding member connected to the sealing member, and a guiding member for guiding the sliding member to slide back and forth along an axial direction of the atomizer 20, the sliding member driving the sealing member to move along the axial direction of the atomizer 20 under the guidance of the guiding member to open or seal the liquid filling port 23. By providing the sliding member, the sliding member pushes the sealing member to move in the axial direction of the atomizer 20, and after the liquid injection port 23 is opened, the liquid injection plug 10 does not rebound to cover the liquid injection port 23. In addition, the liquid injection plug 10 of the present invention allows a user to push up or press down the sliding member with a single hand to open or close the sealing member, which is more convenient and labor-saving.

Referring to fig. 1, specifically, in a specific embodiment, the sliding member includes sliding block 12, and concave-convex portion 17 is provided on an outer surface of sliding block 12, where concave-convex portion 17 can increase friction and make sliding up and down more labor-saving.

With continued reference to FIG. 1, in one embodiment, the sealing member comprises a sealing plug 11 coupled to sliding block 12, sealing plug 11 blocking injection port 23.

Further, in one embodiment, sealing plug 11 and sliding block 12 are made of rigid material, such as metal, but other materials can be used to enhance the rigidity of injection plug 10, facilitate pushing up or pressing down, and ensure the directionality of sliding up and down.

Preferably, the outer wall of the sealing plug 11 is provided with an indentation for receiving an elastic sealing ring 16, and the indentation is provided with the elastic sealing ring 16 for enhancing the sealing between the sealing plug 11 and the pouring opening 23.

Further, in a specific embodiment, the filling plug 10 further comprises a limiting member for limiting the upper sliding limit position and/or the lower sliding limit position of the sliding member. The slide member is prevented from falling off from the upper slide limit position or the lower slide limit position.

Referring to fig. 1, in particular, in a specific embodiment, the guiding member includes a guiding rod 13 and a guiding hole 14 engaged with the guiding rod 13, the guiding rod 13 is fixed on the inner surface of the sealing member and extends toward the inside of the liquid injection port 23 along the axial direction of the atomizer 20, a partition plate 24 is fixed at the liquid injection port 23, the guiding hole 14 is provided on the partition plate 24, and the guiding rod 13 slides up and down along the axial direction of the atomizer 20 in the guiding hole 14, so as to drive the sealing member to also slide up and down along the axial direction of the atomizer 20. Preferably, the guide rod 13 is fixed to the center of the inner surface of the sealing plug 11, so that the sealing plug 11 and the pouring opening 23 are positioned more accurately. Since the liquid filling plug is disposed on the atomizer, and the atomizer needs to be connected to other components such as a power supply, the guide members, such as the guide rod 13 and the partition plate 24, are hidden in the device as much as possible, and therefore, the guide members are preferred embodiments. Of course, the liquid inlet 23 may be enlarged without providing the guide member, and the region where the liquid can be filled may be enlarged.

In a specific embodiment, the limiting member includes a limiting block 15 connected to the end of the guiding rod 13, the size of the limiting block 15 is larger than that of the guiding hole 14, when the liquid filling plug 10 slides upwards, the limiting block 15 cannot pass through the guiding hole 14, the limiting block 15 is blocked by the partition plate 24, and the liquid filling plug 10 is prevented from being separated from the atomizer 20.

In a particular embodiment, the filling plug 10 may further comprise a locking member for locking the sliding member to the upper sliding upper limit position and/or the lower sliding lower limit position. When the sliding component slides to the upper limit position, the sliding component is prevented from falling off and the sliding component is prevented from automatically sliding downwards, and when the sliding component slides to the lower limit position, the sliding component is prevented from automatically sliding upwards, so that the sealing component is prevented from being opened by mistake.

In an embodiment, the sealing member may further include a locking portion for locking the sealing plug 11 to the pouring port 23, the locking portion may be connected to the sidewall of the pouring port 23 by a snap fit, and when the sealing plug 11 blocks the pouring port 23, the locking portion is connected to the sidewall of the pouring port 23 by a snap fit to prevent the sealing member from being opened by mistake, and the locking portion may serve as a locking member.

Referring to fig. 1 to 7, the utility model further discloses an atomizer 20, which includes a first housing 21 and the liquid injection plug 10, wherein a liquid storage cavity 22 for storing a liquid aerosol generating substrate is arranged in the first housing 21, a liquid injection port 23 communicated with the liquid storage cavity 22 is further arranged on the first housing 21, and the liquid injection plug 10 seals the liquid injection port 23.

With continued reference to fig. 1, the first housing 21 is further provided with a slide groove 18 extending in the axial direction of the atomizer 20, and the slide member slides along the slide groove 18. The shape of the sliding groove 18 matches the shape of the sliding member, and the sliding groove 18 also has a guiding function and can define the sliding direction of the sliding member.

With continued reference to fig. 1, the slide slot 18 has a bottom portion that abuts a bottom portion of the slide slot 18 when the slide member is slid to the lower slide-down limit position, the bottom portion of the slide slot 18 defining the lower slide-down limit position of the slide member. Preferably, in the present embodiment, the partition plate 24 fixed in the liquid pouring port 23 is lower than the upper port of the slide groove 18 opposite to the bottom, so that the bottom of the slide member cannot be separated from the slide groove 18 when the stopper 15 is stopped by the partition plate 24, and therefore, in the present embodiment, the bottom of the slide groove 18 is stopped together with the stopper 15 and the partition plate 24, preventing the slide member from falling off from the slide groove 18, and ensuring that the sealing member normally seals the liquid pouring port 23.

In a specific embodiment, the locking member may further comprise a deformable element and an engaging element engaged with the deformable element, the deformable element being capable of being disengaged from the engaging element under the force of pushing the sliding member. Specifically, the deformation element may include an elastic thimble, the matching element is a receiving hole matched with the elastic thimble, in a specific embodiment, the elastic thimble may be disposed at a position of the side wall of the sliding block 12 close to the bottom of the sliding groove 18, the receiving hole is disposed at a position of the side wall of the sliding groove 18 close to the bottom of the sliding groove 18, when the sliding member slides to the bottom of the sliding groove 18, the elastic thimble pops out and is received in the receiving hole, the liquid injection plug 10 and the atomizer 20 are locked at the position, and the liquid injection port 23 is tightly blocked by the sealing plug 11.

In an embodiment, an end of the side wall of the sliding groove 18 away from the bottom of the sliding groove 18 may also be provided with a receiving hole, and when the sliding member slides to the upper-sliding upper limit position, the elastic thimble ejects and is received in the receiving hole, and locks the liquid filling plug 10 and the atomizer 20 at the position, so that the sealing plug 11 is separated from the liquid filling opening 23 and positioned to a specific position above the liquid filling opening 23, and does not automatically slide downwards.

With continued reference to FIG. 2, in an embodiment, the partition plate 24 is fixed at the middle position of the liquid injection port 23, the two sides of the partition plate 24 and the sidewall of the liquid injection port 23 respectively define a first through hole 241 and a second through hole 242, and the first through hole 241 and the second through hole 242 are respectively communicated with the liquid storage chamber 22, so that the first through hole 241 and the second through hole 242 have the largest area and the farthest distance, and during liquid injection, the first through hole 241 and the second through hole 242 are respectively used for liquid injection and air ventilation, thereby enabling the liquid injection to be smoother.

Referring to fig. 4, in a specific embodiment, the first housing 21 includes an inner housing 212 having an atomizing cavity 25 therein and an outer housing 211 sleeved outside the inner housing 212 and spaced from the inner housing 212, a space enclosed by the inner housing 212 and the outer housing 211 forms a liquid storage cavity 22, the liquid storage cavity 22 is communicated with the atomizing cavity 25, the first housing 21 further has a first end and a second end which are oppositely disposed, the atomizer 20 further includes a suction nozzle 28 and an atomizing element 26, the suction nozzle 28 is disposed at the first end and is communicated with the atomizing cavity 25, the atomizing element 26 is disposed in the atomizing cavity 25, the liquid injection port 23 is disposed at the second end, the second end is used for connecting a power supply, and the sliding groove 18 is located on a side wall of the outer housing 211.

With continued reference to figure 4, in one embodiment the nebulising element 26 comprises a hollow internal heating member, the interior of which communicates with the mouthpiece 28, the liquid aerosol-generating substrate in the reservoir 22 first passing into the nebulising chamber 25 and then into the interior of the heating member where it is vaporised by the heating member into an aerosol which is then inhaled by the user through the mouthpiece 28. In this particular embodiment, the inner wall of the heating member is further provided with a layer of liquid-absorbing cotton 261 for absorbing the liquid aerosol-generating substrate.

Referring to fig. 3-7, the atomizer 20 further includes an electrical connector 30 connected to the second end, the electrical connector 30 being used to provide a power supply.

In a specific embodiment, the end surface of the second end is further provided with a magnetic component, the second end is connected to the electrical connector 30 through the magnetic component, and the connection between the second end and the electrical connector 30 may also adopt other connection methods, such as a threaded connection, a snap connection, a plug connection, and the like.

With continued reference to fig. 1 to 5, in an embodiment, the magnetic attraction assembly includes at least two magnetic attraction members 29 disposed on the end surface of the second end, preferably, the magnetic attraction members 29 are uniformly distributed and disposed on the periphery of the end surface of the second end, so that the magnetic attraction fastening effect is stronger, and further, the two magnetic attraction members 29 have different polarities and can perform a positioning function.

More preferably, referring to fig. 1 and 2, magnetism is inhaled the subassembly and is inhaled piece 29 including setting up three magnetism that is 120 contained angles each other respectively on the terminal surface of second end, and two magnetism inhale in the three magnetism inhale piece 29 polarity the same of piece 29, and another polarity is different, compares the different structure of inhaling piece 29 of inhaling of two polarities, and magnetism is inhaled the effect and is stronger, and more is favorable to the location, and user operation is more convenient.

Referring to fig. 3 to 5, in an embodiment, an air inlet duct 31 recessed inward and extending along a circumferential direction is disposed on a side wall of the electrical connector 30, the electrical connector 30 further includes an air adjustment ring 32 covering the air inlet duct 31 and capable of rotating along the circumferential direction, and an opening length of the air inlet duct 31 is adjusted by rotating the air adjustment ring 32, so as to adjust an air flow entering the air inlet duct 31.

Referring to fig. 1 to 4, a convex mounting platform 213 is arranged at a middle position of the end surface of the second end, an annular gap 214 is arranged between the periphery of the mounting platform 213 and the end surface of the second end, the annular gap 214 is communicated with the atomizing chamber 25, the annular gap 214 is also communicated with the air inlet channel 31, and due to the arrangement of the annular gap 214, when the second end is connected with the electrical connector 30, no matter how the second end is positioned, the distance from the air inlet channel 31 to the annular gap 214 is always the same, so that the distance from the external air to the atomizing element 26 is not changed, and the suction experience of each time is not affected.

Preferably, in a specific embodiment, the length of the intake air duct 31 extends to half of the circumferential perimeter of the sidewall of the electrical connector 30.

Referring to fig. 1 to 5, a first electrical connection component for connecting the electrical connector 30 is disposed on the mounting platform 213, the first electrical connection component is further electrically connected to the atomizing element 26, the first electrical connection component includes a first central electrode 271 located at a central position and a first positive electrode 272 and a first negative electrode 273 respectively disposed at two sides of the first central electrode 271, the first positive electrode 272 and the first negative electrode 273 are respectively electrically connected to the atomizing element 26, and the first positive electrode 272 and the first negative electrode 273 are further respectively electrically connected to the first central electrode 271. Preferably, the atomizing element 26 is disposed proximate the second end to facilitate electrical connection with the first electrical connection assembly.

Referring to fig. 5 to 7, the utility model further discloses an aerosol generating device, which includes a power supply host and an atomizer 20, wherein the power supply host provides power supply for the atomizer. Specifically, in one embodiment, the power supply host includes an electrical connector 30 coupled to the nebulizer 20 and a host 40 coupled to the electrical connector 30.

The electrical connector 30 is provided therein with a second electrical connection component for electrically connecting with the first electrical connection component and the host 40, respectively, that is, two ends of the second electrical connection component are electrically connected with the first electrical connection component and the host 40, respectively, and the second electrical connection component includes a second central electrode 331 located at a central position, and a second positive electrode 332 and a second negative electrode respectively disposed at two sides of the second central electrode 331.

The electrical connector 30 has a convex boss 34 at a central position of one end for connecting with the host 40, a second central electrode 331 extends from the boss 34, and a second positive electrode 332 and a second negative electrode extend from an end face of the electrical connector 30.

The main body 40 includes a second housing 41 having an accommodating chamber therein, and a power supply unit and a control unit provided in the accommodating chamber, the power supply unit supplying power to the nebulizer 20 and other electronic components, and the control unit controlling the operation of the nebulizer 20 and other functional components. Specifically, the power supply component may include a battery 42, a charging interface, and the like, and the control component may include one or more main boards 43.

The tip of being connected with electric connector 30 of host computer 40 is equipped with the recess with boss 34 assorted, boss 34 is connected with the recess and makes host computer 40 be connected with electric connector 30, and the connected mode between boss 34 and the recess can be threaded connection, buckle connection, plug connection etc. in this embodiment, the outer wall of boss 34 is provided with the external screw thread, and the inner wall of recess is provided with the internal thread that matches with the external screw thread, and boss 34 passes through threaded connection with the recess.

The bottom of the groove is provided with a third central electrode electrically connected with the second central electrode 331, and the end surface of the main body 40 is provided with a third positive electrode and a third negative electrode electrically connected with the second positive electrode 332 and the second negative electrode, respectively.

Referring to fig. 5, the outer wall of the second housing 41 may further be provided with various function keys, a display lamp 46, a display screen 44, and the like, and in this embodiment, the outer wall of the second housing 41 is further provided with the display screen 44, a power key 45 for controlling a power switch, a display lamp 46 for displaying whether the atomizer 20 is operated, and the like.

The above-mentioned embodiments only express several embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the claims. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention. Therefore, the protection scope of the present patent shall be subject to the appended claims.

Claims (10)

1. A liquid filling plug for sealing a liquid filling opening of an atomizer is characterized by comprising a sealing member, a sliding member and a guiding member, wherein the sealing member is used for sealing the liquid filling opening, the sliding member is connected with the sealing member, the guiding member is used for guiding the sliding member to slide back and forth along the axial direction of the atomizer, and the sliding member drives the sealing member to move along the axial direction under the guidance of the guiding member so as to open or seal the liquid filling opening.

2. The filling plug of claim 1, further comprising a stop member for limiting an upper slide-up limit position and/or a lower slide-down limit position of the slide member.

3. The liquid filling plug according to claim 2, wherein the guide member includes a guide rod and a guide hole engaged with the guide rod, the guide rod is fixed to an inner surface of the sealing member and extends toward an inside of the liquid filling port along the axial direction, a partition is fixed to the liquid filling port, and the guide hole is provided in the partition.

4. The injection plug of claim 3, wherein the stop member comprises a stop block connected to an end of the guide rod, the stop block being larger in size than the guide hole.

5. The filling plug as claimed in any one of claims 1 to 4, further comprising a locking member for locking the sliding member to an upper slide-up upper limit position and/or a lower slide-down lower limit position.

6. An atomizer, comprising a first housing and the liquid filling plug according to any one of claims 1 to 5, wherein the first housing is provided with a liquid storage chamber for storing a liquid aerosol generating substrate, the first housing is further provided with a liquid filling port communicated with the liquid storage chamber, and the liquid filling plug seals the liquid filling port.

7. The nebulizer of claim 6, wherein the first housing is further provided with a sliding groove extending in the axis direction, and the sliding member slides along the sliding groove.

8. The atomizer according to claim 7, wherein a partition is fixed at the liquid injection port, the partition is fixed at a middle position of the liquid injection port, two sides of the partition and a side wall of the liquid injection port respectively enclose a first through hole and a second through hole, and the first through hole and the second through hole are respectively communicated with the liquid storage chamber.

9. The atomizer according to any one of claims 7 to 8, wherein the first housing comprises an inner housing having an atomizing chamber therein, and an outer housing disposed outside the inner housing and spaced from the inner housing, a space enclosed by the inner housing and the outer housing constitutes the liquid storage chamber, the liquid storage chamber is communicated with the atomizing chamber, the first housing further has a first end and a second end disposed opposite to each other, the atomizer further comprises a suction nozzle and an atomizing element, the suction nozzle is disposed at the first end and is communicated with the atomizing chamber, the atomizing element is disposed in the atomizing chamber, the liquid injection port is disposed at the second end, the second end is used for connecting a power supply, and the sliding groove is located on a side wall of the outer housing;

the atomizer further comprises an electric connector connected with the second end, and the electric connector is used for providing a power supply;

the side wall of the electric connector is provided with an air inlet passage which is inwards sunken and extends along the circumferential direction, the electric connector also comprises an air adjusting ring which covers the air inlet passage and can rotate along the circumferential direction, and the opening length of the air inlet passage is adjusted by rotating the air adjusting ring, so that the air flow entering the air inlet passage is adjusted;

the middle position of the end face of the second end is provided with an outward-protruding mounting platform, an annular gap is arranged between the periphery of the mounting platform and the end face of the second end, the annular gap is communicated with the atomizing cavity, and the annular gap is also communicated with the air inlet channel.

10. An aerosol generating device comprising a power supply and an atomiser according to any of claims 6 to 9.

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