EP4091466A1 - Liquid injection structure, atomizer and aerosol generation device thereof - Google Patents
Liquid injection structure, atomizer and aerosol generation device thereof Download PDFInfo
- Publication number
- EP4091466A1 EP4091466A1 EP21741957.1A EP21741957A EP4091466A1 EP 4091466 A1 EP4091466 A1 EP 4091466A1 EP 21741957 A EP21741957 A EP 21741957A EP 4091466 A1 EP4091466 A1 EP 4091466A1
- Authority
- EP
- European Patent Office
- Prior art keywords
- liquid injection
- sleeve
- liquid
- injection tube
- positioning
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 239000007788 liquid Substances 0.000 title claims abstract description 266
- 238000002347 injection Methods 0.000 title claims abstract description 172
- 239000007924 injection Substances 0.000 title claims abstract description 172
- 239000000443 aerosol Substances 0.000 title claims description 16
- 238000007789 sealing Methods 0.000 claims description 64
- 230000000149 penetrating effect Effects 0.000 claims description 16
- 230000004308 accommodation Effects 0.000 claims description 7
- 230000002093 peripheral effect Effects 0.000 claims description 3
- 239000000758 substrate Substances 0.000 description 18
- 238000010438 heat treatment Methods 0.000 description 15
- 239000000779 smoke Substances 0.000 description 7
- 238000010586 diagram Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 2
- 229920001296 polysiloxane Polymers 0.000 description 2
- 239000003566 sealing material Substances 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 229920000742 Cotton Polymers 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 229910002804 graphite Inorganic materials 0.000 description 1
- 239000010439 graphite Substances 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000391 smoking effect Effects 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Images
Classifications
-
- A—HUMAN NECESSITIES
- A24—TOBACCO; CIGARS; CIGARETTES; SIMULATED SMOKING DEVICES; SMOKERS' REQUISITES
- A24F—SMOKERS' REQUISITES; MATCH BOXES; SIMULATED SMOKING DEVICES
- A24F40/00—Electrically operated smoking devices; Component parts thereof; Manufacture thereof; Maintenance or testing thereof; Charging means specially adapted therefor
- A24F40/40—Constructional details, e.g. connection of cartridges and battery parts
- A24F40/48—Fluid transfer means, e.g. pumps
-
- A—HUMAN NECESSITIES
- A24—TOBACCO; CIGARS; CIGARETTES; SIMULATED SMOKING DEVICES; SMOKERS' REQUISITES
- A24F—SMOKERS' REQUISITES; MATCH BOXES; SIMULATED SMOKING DEVICES
- A24F40/00—Electrically operated smoking devices; Component parts thereof; Manufacture thereof; Maintenance or testing thereof; Charging means specially adapted therefor
- A24F40/10—Devices using liquid inhalable precursors
-
- A—HUMAN NECESSITIES
- A24—TOBACCO; CIGARS; CIGARETTES; SIMULATED SMOKING DEVICES; SMOKERS' REQUISITES
- A24F—SMOKERS' REQUISITES; MATCH BOXES; SIMULATED SMOKING DEVICES
- A24F40/00—Electrically operated smoking devices; Component parts thereof; Manufacture thereof; Maintenance or testing thereof; Charging means specially adapted therefor
- A24F40/40—Constructional details, e.g. connection of cartridges and battery parts
- A24F40/49—Child proofing
Definitions
- the present disclosure relates to the technical field of simulated smoking, in particular to a liquid injection structure, an atomizer and an aerosol generation device having the liquid injection structure.
- the aerosol generation device includes an atomizer and a power supply device electrically connected to the atomizer.
- the atomizer is provided with a liquid storage chamber and an atomizing assembly. Under the electric driving of the power supply device, the atomizing assembly heats the aerosol-forming substrate supplied by the liquid storage chamber to form smoke for the user to inhale.
- the e-liquid can be injected into the liquid storage chamber through the liquid injection structure on the aerosol generation device.
- the liquid injection tube needs to be pressed into the liquid storage chamber before liquid injection, and the aerosol-forming substrate in the liquid storage chamber affects the aerosol-forming substrate in the liquid injection tube to flow out from the liquid injection tube, thereby causing liquid injection being not smooth.
- the present disclosure provides a liquid injection structure, an atomizer and an aerosol generation device that can be prevented from being easily opened by children.
- a liquid injection structure includes a sleeve, an elastic member, a positioning member disposed in the sleeve and fixedly connected to the sleeve, and a liquid injection tube slidably arranged between the sleeve and the positioning member; wherein one end of the elastic member abuts against the sleeve, the other end of the elastic member abuts against the liquid injection tube, the sleeve is provided with a first liquid injection port, one end of the liquid injection tube away from the first liquid injection port is provided with a second liquid injection port; when the liquid injection tube abuts against the positioning member, the first liquid injection port is not communicated with the second liquid injection port; by sliding the liquid injection tube relative to the positioning member, the liquid injection tube compresses the elastic member, and the sealing of the positioning member to the liquid injection tube is removed such that the first liquid injection port is communicated with the second liquid injection port.
- liquid injection tube is provided with a sliding portion
- positioning member is provided with a sealing portion configured for sealing the sliding portion
- the positioning member further includes a positioning main body, the sealing portion is provided at one end of the positioning main body, the sealing portion and the positioning main body form a T-shaped structure, the sliding portion is a protrusion protruding from one end of the liquid injection tube, the sliding portion is provided with a penetrating hole, a diameter of the penetrating hole is between an outer diameter of the positioning main body and an outer diameter of the sealing portion, the liquid injection tube is sleeved at the outside of the positioning main body, the gap between an inner wall of the penetrating hole and an outer wall of the positioning main body forms a liquid inlet passage, the liquid inlet passage can be sealed by the sealing portion.
- the liquid injection structure further includes a first sealing member, the first sealing member is sleeved at the outside the positioning main body and is located near the sealing portion, an outer diameter of the first sealing member is larger than the diameter of the penetrating hole.
- the liquid injection structure further includes a second sealing member, and the second sealing member is sandwiched between the sleeve and the liquid injection tube.
- an outer peripheral wall of the liquid injection tube is recessed to form an accommodation groove along a circumferential direction of the liquid injection tube, an inner ring of the second sealing member is accommodated in the accommodation groove, an outer ring of the second sealing member is sandwiched between the sleeve and the liquid injection tube.
- the sleeve is provided with an air exhaust port, and one end of the sleeve is opened to form an open end, by sliding the liquid injection tube relative to the positioning member, the air exhaust port is communicated with the open end.
- the elastic member is a spring, and the elastic member is sleeved at the outside of the positioning member.
- An atomizer includes the liquid injection structure described above, wherein the atomizer further includes a liquid storage assembly, the liquid storage assembly includes a liquid storage shell with a liquid storage chamber, the liquid injection structure is mounted to the liquid storage shell, the sleeve is provided with an air exhaust port, both the air exhaust port and the first liquid injection port communicate with the liquid storage chamber.
- An aerosol generation device includes the atomizer described above.
- the beneficial effects of the present disclosure are: in the liquid injection structure, the atomizer or the aerosol generation device provided by the present disclosure, by setting the positioning member in the sleeve and slidably setting the liquid injection tube between the sleeve and the positioning member, the liquid injection operation can be performed by sliding the liquid injection tube relative to the positioning member in the sleeve. Therefore, the operation is simple and the liquid injection is convenient.
- the present disclosure provides an aerosol generation device, the aerosol generation device includes an atomizer 100 and a power supply device electrically connected to the atomizer 100.
- the power supply device supplies power to the atomizer 100, so that the aerosol-forming substrate stored in the atomizer 100 is atomized to generate smoke for the user to inhale.
- the atomizer 100 includes a liquid storage assembly 10, an atomizing assembly 20 accommodated in the liquid storage assembly 10, and a liquid injection structure 30 disposed on the liquid storage assembly 10.
- the liquid storage assembly 10 includes a liquid storage shell 11 and two electrode connecting members 12 arranged on the liquid storage shell 11.
- the liquid storage shell 11 includes a liquid storage casing 111 and an end cover 112 disposed at one end of the liquid storage casing 111.
- the liquid storage casing 111 is a hollow cylindrical structure with one open end.
- the liquid storage casing 111 is hollow inside to form a liquid storage chamber 113.
- An inner wall of one end of the liquid storage casing 111 away from the end cover 112 extends toward the end cover 112 to form a vent tube 114, and the liquid storage casing 111 is provided with a smoke outlet port 116 that communicates with the inner cavity of the vent tube 114.
- the end cover 112 is located at the open end of the liquid storage casing 111 to seal the liquid storage chamber 113.
- the end cover 112 is recessed to form a mounting groove 115 communicating with the liquid storage chamber 113.
- the inner wall of the mounting groove 115 is provided with a step surface 1151.
- the end cover 112 is provided with an air inlet hole 1121.
- the two electrode connecting members 12 are arranged on the end cover 112. One of the electrode connecting members 12 is electrically connected to one of the positive and negative electrodes of the power supply device.
- the other electrode connecting member 12 is electrically connected to the other electrode of the positive and negative electrodes of the power supply device.
- the liquid storage assembly 10 further includes a connecting member 13.
- the connecting member 13 is accommodated in the open end of the liquid storage casing 111.
- the connecting member 13 is provided with a through hole 131 and a communication hole.
- the through hole 131 communicates with the mounting groove 115.
- the communication hole communicates with the air inlet hole 1121.
- the connecting member 13 is made of a sealing material such as silicone or rubber.
- the atomizing assembly 20 includes an atomizing tube 21 and a heating structure 22 accommodated in the atomizing tube 21.
- the atomizing tube 21 is accommodated in the liquid storage chamber 113.
- One end of the atomizing tube 21 is connected with the connecting member 13, the other end of the atomizing tube 21 is connected with the vent tube 114.
- the inside of the atomizing tube 21 is hollow to form an atomizing chamber 211.
- the atomizing chamber 211 is in communication with the air inlet hole 1121 and the inner cavity of the vent tube 114.
- a liquid inlet hole 212 is provided at the side wall of the atomizing tube 21. The liquid inlet hole 212 communicates with both the liquid storage chamber 113 and the atomizing chamber 211.
- the heating structure 22 is accommodated in the atomizing chamber 211.
- the heating structure 22 includes a liquid guiding member and a heating member that are in contact with each other.
- the liquid guiding member is used to absorb the aerosol-forming substrate.
- the heating member is used for heating the aerosol-forming substrate absorbed by the liquid guiding member.
- the liquid guiding member is in contact with the atomizing tube 21.
- the heating member is provided with two pins, one of the pins corresponds to and is electrically connected to one of the electrode connecting members 12, so that the heating member is electrically connected to the power supply device.
- the aerosol-forming substrate in the liquid storage chamber 113 enters the atomizing chamber 211 through the liquid inlet hole 212, the liquid guiding member absorbs and stores the aerosol-forming substrate; when the aerosol generation device is activated, the heating member heats the aerosol-forming substrate to generate smoke under the electric driving of the power supply device.
- the external air enters the atomizing chamber 211 through the air inlet hole 1121 and mixes with the smoke, and the mixed air enters the user's mouth through the inner cavity of the vent tube 114 and the smoke outlet port 116.
- the liquid guiding member can be any one of cotton, fiber rope, porous ceramics, porous graphite or foamed metal;
- the heating member can be any one of a heating wire, a heating sheet or a heating cylinder.
- the atomizing tube 21 includes an outer sleeve 213 and an inner sleeve 214 accommodated in the outer sleeve 213.
- the outer sleeve 213 and the inner sleeve 214 are both hollow cylinders with open ends.
- the atomizing chamber 211 is formed by the inner cavity of the inner sleeve 214.
- the liquid inlet hole 212 is provided in the outer sleeve 213.
- the inner sleeve 214 is provided with a flow hole communicating with the liquid inlet hole 212.
- a gap for temporarily storing the aerosol-forming substrate is formed between the inner sleeve 214 and the outer sleeve 213.
- the aerosol-forming substrate in the liquid storage chamber 113 is prevented from flowing into the atomizing chamber 211 in large quantities and cannot be atomized in time by the heating structure 22.
- the liquid injection structure 30 includes a sleeve 31, an elastic member 34, a positioning member 32 disposed in the sleeve 31 and fixedly connected to the sleeve 31, and a liquid injection tube 33 slidably arranged between the sleeve 31 and the positioning member 32.
- One end of the elastic member 34 abuts against the sleeve 31, the other end of the elastic member 34 abuts against the liquid injection tube.
- the sleeve 31 and the positioning member 32 are detachably connected or non-detachably connected.
- the detachable connection can be screwing connection, snapping connection, etc.
- the non-detachably connection can be tight fitting connection, welding, etc.
- the sleeve 31 and the positioning member 32 can be integrally formed.
- the sleeve 31 has a substantially hollow cylindrical structure. One end of the sleeve 31 is opened to form an open end 311.
- the sleeve 31 is sequentially provided with an air exhaust port 315 and a first liquid injection port 312 from a direction close to the open end 311 to a direction away from the open end 311.
- An abutting edge 314 is protruded at the outer wall of the sleeve 31.
- the sleeve 31 is mounted in the mounting groove 115.
- the air exhaust port 315 and the first liquid injection port 312 are both communicated with the liquid storage chamber 113.
- the abutting edge 314 abuts against the step surface 1151, so as to limit the position when installing the sleeve 31.
- the positioning member 32 includes a positioning main body 323 and a sealing portion 321 disposed at one end of the positioning main body 323.
- the sealing portion 321 is disposed at one end of the positioning main body 323 away from the bottom wall of the sleeve 31.
- the sealing portion 321 and the positioning main body 323 form a T-shaped structure.
- the positioning main body 323 is radially recessed near the sealing portion 321 to form an accommodating groove 322.
- the liquid injection structure 30 further includes a first sealing member 35, the first sealing member 35 is sleeved at the outside of the positioning main body 323 and accommodated in the accommodating groove 322.
- the positioning member 32 is integrally formed with the sleeve 31. It can be understood that, in other embodiments not shown, the positioning member 32 and the sleeve 31 may be formed separately.
- the bottom wall of the sleeve 31 is provided with a receiving groove for installing the positioning member 32.
- the positioning member 32 is provided to prevent the liquid injection tube 33 from being separated from the positioning member 32 when the liquid injection tube 33 slides away from the positioning member 32.
- the liquid injection tube 33 is roughly in the form of a hollow cylindrical structure with an opening at one end.
- One end of the liquid injection tube 33 is provided with a sliding portion 335.
- One end of the liquid injection tube 33 away from the sliding portion 335 is opened to form a second liquid injection port 336. That is, one end of the liquid injection tube 33 away from the first liquid injection port 312 is provided with a second liquid injection port 336.
- the sliding portion 335 is a protrusion protruding from one end of the liquid injection tube 33.
- a penetrating hole 331 is defined in the sliding portion 335.
- the diameter of the penetrating hole 331 is between the outer diameter of the positioning main body 323 and the outer diameter of the sealing portion 321, and the diameter of the penetrating hole 331 is smaller than the outer diameter of the first sealing member 35.
- the other end of the liquid injection tube 33 is provided with a flange 332.
- the diameter of the flange 332 is larger than the diameter of the sleeve 31.
- the outer peripheral wall of the liquid injection tube 33 is recessed to form an accommodation groove 333 along the circumferential direction of the liquid injection tube 33.
- the liquid injection structure 30 further includes a second sealing member 36.
- the second sealing member 36 is sleeved at the outside of the liquid injection tube 33.
- the inner ring of the second sealing member 36 is accommodated in the accommodation groove 333.
- the outer ring of the second sealing member 36 is sandwiched between the sleeve 31 and the liquid injection tube 33, so that the second sealing member 36 is sandwiched between the sleeve 31 and the liquid injection tube 33.
- the liquid injection tube 33 is accommodated in the sleeve 31, the sliding portion 335 is slidably sleeved at the outside of the positioning main body 323 through the penetrating hole 331.
- the gap between the inner wall of the penetrating hole and the outer wall of the positioning main body 323 forms a liquid inlet passage 334.
- the liquid inlet passage 334 communicates with the inner cavity of the sleeve 31.
- the elastic member 34 is accommodated in the cavity of the sleeve 31. One end of the elastic member 34 abuts against the bottom wall of the sleeve 31, the other end of the elastic member 34 abuts against the liquid injection tube 33.
- the elastic member 34 is a spring, the elastic member 34 is sleeved at the outside of the positioning main body 323.
- the liquid inlet passage 334 is sealed by the sealing portion 321, that is, the sliding portion 335 is sealed by the sealing portion 321.
- an external force is applied to move the liquid injection tube 33 along the axial direction of the sleeve 31 toward the liquid storage chamber 113, and the liquid injection tube 33 compresses the elastic member 34, the air in the inner cavity of the sleeve 31 is discharged into the liquid storage chamber 113 through the first liquid injection port 312.
- the inner cavity of the liquid injection tube 33 communicates with the inner cavity of the sleeve 31 through the liquid inlet passage 334, and the liquid injection operation can be performed at this time.
- the aerosol-forming substrate in the inner cavity of the liquid injection tube 33 is injected into the inner cavity of the sleeve 31 through the liquid inlet passage 334, and then flows into the liquid storage chamber 113 through the first liquid injection port 312.
- the second sealing member 36 is located below the air exhaust port 315, and the gas in the liquid storage chamber 113 is discharged to the outside of the liquid injection structure 30 through the air exhaust port 315 and the open end 311 in sequence, so as to balance the air pressure inside and outside the liquid storage chamber 113, and accordingly, prevent the aerosol-forming substrate from being unable to be injected into the liquid storage chamber 113 due to air pressure problems.
- the liquid injection tube 33 moves upward until the liquid injection tube 33 abuts against the second sealing member 36, that is, the sealing portion 321 is sealed by the sliding portion 335, the liquid injection tube 33 stops moving upward, and the liquid inlet passage 334 is sealed by the second sealing member 36.
- the first sealing member 35 seals the air exhaust port 315, thereby sealing the liquid storage chamber 113 again.
- the setting of the flange 332 is convenient for the user to press the liquid injection tube 33 to perform liquid injection operation.
- the flange 332 abuts against the upper end surface of the sleeve 31 to limit the sliding distance of the liquid injection tube 33.
- the first sealing member 35 and the second sealing member 36 are both made of sealing materials such as silicone or rubber.
- the first sealing member 35 is sleeved at the outside of the positioning member 32. When liquid injection is not performed, the first sealing member 35 seals the liquid inlet passage 334 and also enhances the sealing between the positioning member 32 and the liquid injection tube 33.
- the second sealing member 36 is sandwiched between the sleeve 31 and the liquid injection tube 33 to enhance the sealing between the sleeve 31 and the liquid injection tube 33 and prevent the aerosol-forming substrate in the liquid storage chamber 113 from leaking out through the gap between the sleeve 31 and the liquid injection tube 33.
- the elastic force of the elastic member 34 needs to be overcome when the liquid injection tube 33 is pressed downward, which can prevent the liquid injection tube 33 from being easily pressed to cause the liquid storage chamber 113 to be opened by mistake, and thus has a better child protection effect.
- the liquid injection tube 33 can be automatically reset, and the liquid injection tube 33 can be re-sealed again without the need of the user to manually move the liquid injection tube 33, so that the operation is simple and convenient.
- the elastic member 34 is a spring.
- the liquid injection structure 30 is mounted in the mounting groove 115 of the end cover 112, so as to realize the connection relationship between the liquid injection structure 30 and the liquid storage shell 11. It can be understood that, in other embodiments not shown, the liquid injection structure 30 can also be mounted at other positions of the liquid storage shell 11; for example, without limitation, the liquid injection structure 30 is mounted at the side wall of the liquid storage casing 111.
- the atomizer 100 needs to be adjusted to a position where the open end of the sleeve 31 is located at an upper position, so that the aerosol-forming substrate flows into the liquid storage chamber 113 under the action of its own gravity.
- the gap between the inner wall of the penetrating hole 331 and the outer wall of the positioning main body 323 forms the liquid inlet passage 334 communicating with the first liquid injection port 312.
- the aerosol-forming substrate in the liquid injection tube 33 flows into the liquid storage chamber 113 through the liquid inlet passage 334 and the first liquid injection port 312.
- the structure is simple.
- air or liquid can flow through the first liquid injection port 312 as required, so as to avoid forming other ports on the sleeve 31 or the positioning member 32 and reduce the processing difficulty of the liquid injection structure 30.
- the liquid injection structure 30 or the atomizer 100 provided by the present disclosure by setting the positioning member 32 in the sleeve 31 and slidably setting the liquid injection tube 33 between the sleeve 31 and the positioning member 32, the liquid injection operation can be performed by sliding the liquid injection tube 33 relative to the positioning member 32 in the sleeve 31. Therefore, the operation is simple and the liquid injection is convenient.
- the aerosol generation device provided by the present disclosure has the same technical effects as the above-mentioned atomizer 100 because it has all the technical features of the above-mentioned atomizer 100.
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Abstract
Description
- The present disclosure relates to the technical field of simulated smoking, in particular to a liquid injection structure, an atomizer and an aerosol generation device having the liquid injection structure.
- The aerosol generation device includes an atomizer and a power supply device electrically connected to the atomizer. The atomizer is provided with a liquid storage chamber and an atomizing assembly. Under the electric driving of the power supply device, the atomizing assembly heats the aerosol-forming substrate supplied by the liquid storage chamber to form smoke for the user to inhale. When the aerosol-forming substrate in the aerosol generation device is used up, the e-liquid can be injected into the liquid storage chamber through the liquid injection structure on the aerosol generation device. However, in the existing aerosol generation device, the liquid injection tube needs to be pressed into the liquid storage chamber before liquid injection, and the aerosol-forming substrate in the liquid storage chamber affects the aerosol-forming substrate in the liquid injection tube to flow out from the liquid injection tube, thereby causing liquid injection being not smooth.
- In view of above, the present disclosure provides a liquid injection structure, an atomizer and an aerosol generation device that can be prevented from being easily opened by children.
- The technical solution adopted by the present disclosure to solve the problem is: a liquid injection structure includes a sleeve, an elastic member, a positioning member disposed in the sleeve and fixedly connected to the sleeve, and a liquid injection tube slidably arranged between the sleeve and the positioning member; wherein one end of the elastic member abuts against the sleeve, the other end of the elastic member abuts against the liquid injection tube, the sleeve is provided with a first liquid injection port, one end of the liquid injection tube away from the first liquid injection port is provided with a second liquid injection port; when the liquid injection tube abuts against the positioning member, the first liquid injection port is not communicated with the second liquid injection port; by sliding the liquid injection tube relative to the positioning member, the liquid injection tube compresses the elastic member, and the sealing of the positioning member to the liquid injection tube is removed such that the first liquid injection port is communicated with the second liquid injection port.
- Further, the liquid injection tube is provided with a sliding portion, the positioning member is provided with a sealing portion configured for sealing the sliding portion.
- Further, the positioning member further includes a positioning main body, the sealing portion is provided at one end of the positioning main body, the sealing portion and the positioning main body form a T-shaped structure, the sliding portion is a protrusion protruding from one end of the liquid injection tube, the sliding portion is provided with a penetrating hole, a diameter of the penetrating hole is between an outer diameter of the positioning main body and an outer diameter of the sealing portion, the liquid injection tube is sleeved at the outside of the positioning main body, the gap between an inner wall of the penetrating hole and an outer wall of the positioning main body forms a liquid inlet passage, the liquid inlet passage can be sealed by the sealing portion.
- Further, the liquid injection structure further includes a first sealing member, the first sealing member is sleeved at the outside the positioning main body and is located near the sealing portion, an outer diameter of the first sealing member is larger than the diameter of the penetrating hole.
- Further, the liquid injection structure further includes a second sealing member, and the second sealing member is sandwiched between the sleeve and the liquid injection tube.
- Further, an outer peripheral wall of the liquid injection tube is recessed to form an accommodation groove along a circumferential direction of the liquid injection tube, an inner ring of the second sealing member is accommodated in the accommodation groove, an outer ring of the second sealing member is sandwiched between the sleeve and the liquid injection tube.
- Further, the sleeve is provided with an air exhaust port, and one end of the sleeve is opened to form an open end, by sliding the liquid injection tube relative to the positioning member, the air exhaust port is communicated with the open end.
- Further, the elastic member is a spring, and the elastic member is sleeved at the outside of the positioning member.
- An atomizer includes the liquid injection structure described above, wherein the atomizer further includes a liquid storage assembly, the liquid storage assembly includes a liquid storage shell with a liquid storage chamber, the liquid injection structure is mounted to the liquid storage shell, the sleeve is provided with an air exhaust port, both the air exhaust port and the first liquid injection port communicate with the liquid storage chamber.
- An aerosol generation device includes the atomizer described above.
- The beneficial effects of the present disclosure are: in the liquid injection structure, the atomizer or the aerosol generation device provided by the present disclosure, by setting the positioning member in the sleeve and slidably setting the liquid injection tube between the sleeve and the positioning member, the liquid injection operation can be performed by sliding the liquid injection tube relative to the positioning member in the sleeve. Therefore, the operation is simple and the liquid injection is convenient.
- The following further describes the present disclosure with reference to the accompanying drawings and embodiments.
-
FIG. 1 is a schematic diagram of the atomizer of the present disclosure (in the state of not injecting liquid); -
FIG. 2 is another schematic diagram of the atomizer shown inFIG. 1 (in the liquid injection state); -
FIG. 3 is a schematic diagram of the liquid injection structure of the atomizer shown inFIG. 1 ; -
FIG. 4 is a schematic diagram of the liquid injection structure of the atomizer shown inFIG. 2 . - The part names and reference signs shown in the figures are as follows:
atomizer 100liquid storage assembly 10liquid storage shell 11 electrode connecting member 12liquid storage casing 111end cover 112liquid storage chamber 113vent tube 114mounting groove 115air inlet hole 1121connecting member 13atomizing assembly 20atomizing tube 21 atomizing chamber 211liquid inlet hole 212sleeve 31positioning member 32liquid injection tube 33liquid inlet passage 334open end 311first liquid injection port 312inner sleeve 214abutting edge 314air exhaust port 315step surface 1151 sealing portion 321accommodating groove 322accommodation groove 333penetrating hole 331flange 332first sealing member 35through hole 131elastic member 34second sealing member 36smoke outlet port 116heating structure 22outer sleeve 213 sliding portion 335second liquid injection port 336positioning main body 323 - The present disclosure will now be described in detail with reference to the accompanying drawings. These figures are simplified schematic diagrams, which only illustrate the basic structure of the present disclosure in a schematic manner, so they only show the structures related to the present disclosure.
- As shown in
FIG. 1 , the present disclosure provides an aerosol generation device, the aerosol generation device includes anatomizer 100 and a power supply device electrically connected to theatomizer 100. In use, the power supply device supplies power to theatomizer 100, so that the aerosol-forming substrate stored in theatomizer 100 is atomized to generate smoke for the user to inhale. - Referring to
FIG. 1 andFIG. 2 , theatomizer 100 includes aliquid storage assembly 10, an atomizingassembly 20 accommodated in theliquid storage assembly 10, and aliquid injection structure 30 disposed on theliquid storage assembly 10. - The
liquid storage assembly 10 includes a liquid storage shell 11 and twoelectrode connecting members 12 arranged on the liquid storage shell 11. The liquid storage shell 11 includes aliquid storage casing 111 and anend cover 112 disposed at one end of theliquid storage casing 111. Theliquid storage casing 111 is a hollow cylindrical structure with one open end. Theliquid storage casing 111 is hollow inside to form aliquid storage chamber 113. An inner wall of one end of theliquid storage casing 111 away from theend cover 112 extends toward theend cover 112 to form avent tube 114, and theliquid storage casing 111 is provided with asmoke outlet port 116 that communicates with the inner cavity of thevent tube 114. Theend cover 112 is located at the open end of theliquid storage casing 111 to seal theliquid storage chamber 113. Theend cover 112 is recessed to form amounting groove 115 communicating with theliquid storage chamber 113. The inner wall of themounting groove 115 is provided with a step surface 1151. Theend cover 112 is provided with anair inlet hole 1121. The twoelectrode connecting members 12 are arranged on theend cover 112. One of theelectrode connecting members 12 is electrically connected to one of the positive and negative electrodes of the power supply device. The otherelectrode connecting member 12 is electrically connected to the other electrode of the positive and negative electrodes of the power supply device. - In one specific embodiment, the
liquid storage assembly 10 further includes a connectingmember 13. The connectingmember 13 is accommodated in the open end of theliquid storage casing 111. The connectingmember 13 is provided with a throughhole 131 and a communication hole. The throughhole 131 communicates with themounting groove 115. The communication hole communicates with theair inlet hole 1121. By providing the connectingmember 13, the sealing between theend cover 112 and theliquid storage casing 111 can be enhanced to prevent the aerosol-forming substrate in theliquid storage chamber 113 from leaking from the gap between theend cover 112 and theliquid storage casing 111. It can be understood that, in this embodiment, the connectingmember 13 is made of a sealing material such as silicone or rubber. - The atomizing
assembly 20 includes an atomizing tube 21 and aheating structure 22 accommodated in the atomizing tube 21. - The atomizing tube 21 is accommodated in the
liquid storage chamber 113. One end of the atomizing tube 21 is connected with the connectingmember 13, the other end of the atomizing tube 21 is connected with thevent tube 114. The inside of the atomizing tube 21 is hollow to form an atomizingchamber 211. The atomizingchamber 211 is in communication with theair inlet hole 1121 and the inner cavity of thevent tube 114. Aliquid inlet hole 212 is provided at the side wall of the atomizing tube 21. Theliquid inlet hole 212 communicates with both theliquid storage chamber 113 and the atomizingchamber 211. - The
heating structure 22 is accommodated in the atomizingchamber 211. Theheating structure 22 includes a liquid guiding member and a heating member that are in contact with each other. The liquid guiding member is used to absorb the aerosol-forming substrate. The heating member is used for heating the aerosol-forming substrate absorbed by the liquid guiding member. The liquid guiding member is in contact with the atomizing tube 21. The heating member is provided with two pins, one of the pins corresponds to and is electrically connected to one of theelectrode connecting members 12, so that the heating member is electrically connected to the power supply device. During use, the aerosol-forming substrate in theliquid storage chamber 113 enters theatomizing chamber 211 through theliquid inlet hole 212, the liquid guiding member absorbs and stores the aerosol-forming substrate; when the aerosol generation device is activated, the heating member heats the aerosol-forming substrate to generate smoke under the electric driving of the power supply device. When the user inhales, the external air enters theatomizing chamber 211 through theair inlet hole 1121 and mixes with the smoke, and the mixed air enters the user's mouth through the inner cavity of thevent tube 114 and thesmoke outlet port 116. It can be understood that in this embodiment, the liquid guiding member can be any one of cotton, fiber rope, porous ceramics, porous graphite or foamed metal; the heating member can be any one of a heating wire, a heating sheet or a heating cylinder. - In one specific embodiment, the atomizing tube 21 includes an outer sleeve 213 and an
inner sleeve 214 accommodated in the outer sleeve 213. The outer sleeve 213 and theinner sleeve 214 are both hollow cylinders with open ends. Theatomizing chamber 211 is formed by the inner cavity of theinner sleeve 214. Theliquid inlet hole 212 is provided in the outer sleeve 213. Theinner sleeve 214 is provided with a flow hole communicating with theliquid inlet hole 212. A gap for temporarily storing the aerosol-forming substrate is formed between theinner sleeve 214 and the outer sleeve 213. The aerosol-forming substrate in theliquid storage chamber 113 is prevented from flowing into theatomizing chamber 211 in large quantities and cannot be atomized in time by theheating structure 22. - The
liquid injection structure 30 includes asleeve 31, anelastic member 34, a positioningmember 32 disposed in thesleeve 31 and fixedly connected to thesleeve 31, and aliquid injection tube 33 slidably arranged between thesleeve 31 and the positioningmember 32. One end of theelastic member 34 abuts against thesleeve 31, the other end of theelastic member 34 abuts against the liquid injection tube. It should be noted that thesleeve 31 and the positioningmember 32 are detachably connected or non-detachably connected. The detachable connection can be screwing connection, snapping connection, etc. The non-detachably connection can be tight fitting connection, welding, etc. Alternatively, thesleeve 31 and the positioningmember 32 can be integrally formed. - As shown in
FIG. 1 ,FIG. 3 andFIG. 4 , thesleeve 31 has a substantially hollow cylindrical structure. One end of thesleeve 31 is opened to form anopen end 311. Thesleeve 31 is sequentially provided with anair exhaust port 315 and a firstliquid injection port 312 from a direction close to theopen end 311 to a direction away from theopen end 311. Anabutting edge 314 is protruded at the outer wall of thesleeve 31. Thesleeve 31 is mounted in the mountinggroove 115. Theair exhaust port 315 and the firstliquid injection port 312 are both communicated with theliquid storage chamber 113. Theabutting edge 314 abuts against the step surface 1151, so as to limit the position when installing thesleeve 31. - One end of the positioning
member 32 is connected to the bottom wall of the inner cavity of thesleeve 31, the other end of the positioningmember 32 is accommodated in thesleeve 31. The positioningmember 32 includes a positioningmain body 323 and a sealingportion 321 disposed at one end of the positioningmain body 323. The sealingportion 321 is disposed at one end of the positioningmain body 323 away from the bottom wall of thesleeve 31. In this embodiment, the sealingportion 321 and the positioningmain body 323 form a T-shaped structure. The positioningmain body 323 is radially recessed near the sealingportion 321 to form anaccommodating groove 322. Theliquid injection structure 30 further includes a first sealingmember 35, the first sealingmember 35 is sleeved at the outside of the positioningmain body 323 and accommodated in theaccommodating groove 322. In this embodiment, the positioningmember 32 is integrally formed with thesleeve 31. It can be understood that, in other embodiments not shown, the positioningmember 32 and thesleeve 31 may be formed separately. The bottom wall of thesleeve 31 is provided with a receiving groove for installing the positioningmember 32. The positioningmember 32 is provided to prevent theliquid injection tube 33 from being separated from the positioningmember 32 when theliquid injection tube 33 slides away from the positioningmember 32. - The
liquid injection tube 33 is roughly in the form of a hollow cylindrical structure with an opening at one end. One end of theliquid injection tube 33 is provided with a slidingportion 335. One end of theliquid injection tube 33 away from the slidingportion 335 is opened to form a secondliquid injection port 336. That is, one end of theliquid injection tube 33 away from the firstliquid injection port 312 is provided with a secondliquid injection port 336. In this embodiment, the slidingportion 335 is a protrusion protruding from one end of theliquid injection tube 33. A penetratinghole 331 is defined in the slidingportion 335. The diameter of the penetratinghole 331 is between the outer diameter of the positioningmain body 323 and the outer diameter of the sealingportion 321, and the diameter of the penetratinghole 331 is smaller than the outer diameter of the first sealingmember 35. The other end of theliquid injection tube 33 is provided with aflange 332. The diameter of theflange 332 is larger than the diameter of thesleeve 31. The outer peripheral wall of theliquid injection tube 33 is recessed to form anaccommodation groove 333 along the circumferential direction of theliquid injection tube 33. Theliquid injection structure 30 further includes asecond sealing member 36. Thesecond sealing member 36 is sleeved at the outside of theliquid injection tube 33. The inner ring of the second sealingmember 36 is accommodated in theaccommodation groove 333. The outer ring of the second sealingmember 36 is sandwiched between thesleeve 31 and theliquid injection tube 33, so that the second sealingmember 36 is sandwiched between thesleeve 31 and theliquid injection tube 33. Theliquid injection tube 33 is accommodated in thesleeve 31, the slidingportion 335 is slidably sleeved at the outside of the positioningmain body 323 through the penetratinghole 331. The gap between the inner wall of the penetrating hole and the outer wall of the positioningmain body 323 forms aliquid inlet passage 334. Theliquid inlet passage 334 communicates with the inner cavity of thesleeve 31. - The
elastic member 34 is accommodated in the cavity of thesleeve 31. One end of theelastic member 34 abuts against the bottom wall of thesleeve 31, the other end of theelastic member 34 abuts against theliquid injection tube 33. In this embodiment, theelastic member 34 is a spring, theelastic member 34 is sleeved at the outside of the positioningmain body 323. - When the aerosol generation device is in the normal suction state by the user, the
liquid inlet passage 334 is sealed by the sealingportion 321, that is, the slidingportion 335 is sealed by the sealingportion 321. When injecting liquid into the aerosol generation device, as shown inFIG. 2 andFIG. 4 , an external force is applied to move theliquid injection tube 33 along the axial direction of thesleeve 31 toward theliquid storage chamber 113, and theliquid injection tube 33 compresses theelastic member 34, the air in the inner cavity of thesleeve 31 is discharged into theliquid storage chamber 113 through the firstliquid injection port 312. When the slidingportion 335 is located far away from the sealingportion 321, the inner cavity of theliquid injection tube 33 communicates with the inner cavity of thesleeve 31 through theliquid inlet passage 334, and the liquid injection operation can be performed at this time. The aerosol-forming substrate in the inner cavity of theliquid injection tube 33 is injected into the inner cavity of thesleeve 31 through theliquid inlet passage 334, and then flows into theliquid storage chamber 113 through the firstliquid injection port 312. Thesecond sealing member 36 is located below theair exhaust port 315, and the gas in theliquid storage chamber 113 is discharged to the outside of theliquid injection structure 30 through theair exhaust port 315 and theopen end 311 in sequence, so as to balance the air pressure inside and outside theliquid storage chamber 113, and accordingly, prevent the aerosol-forming substrate from being unable to be injected into theliquid storage chamber 113 due to air pressure problems. When the external force is removed, under the elastic restoring force of theelastic member 34, theliquid injection tube 33 moves upward until theliquid injection tube 33 abuts against the second sealingmember 36, that is, the sealingportion 321 is sealed by the slidingportion 335, theliquid injection tube 33 stops moving upward, and theliquid inlet passage 334 is sealed by the second sealingmember 36. At this time, the first sealingmember 35 seals theair exhaust port 315, thereby sealing theliquid storage chamber 113 again. - In this embodiment, the setting of the
flange 332 is convenient for the user to press theliquid injection tube 33 to perform liquid injection operation. When theliquid injection tube 33 is caused to slide downward along the axial direction of thesleeve 31, theflange 332 abuts against the upper end surface of thesleeve 31 to limit the sliding distance of theliquid injection tube 33. - It can be understood that, in this embodiment, the first sealing
member 35 and the second sealingmember 36 are both made of sealing materials such as silicone or rubber. Thefirst sealing member 35 is sleeved at the outside of the positioningmember 32. When liquid injection is not performed, the first sealingmember 35 seals theliquid inlet passage 334 and also enhances the sealing between the positioningmember 32 and theliquid injection tube 33. Thesecond sealing member 36 is sandwiched between thesleeve 31 and theliquid injection tube 33 to enhance the sealing between thesleeve 31 and theliquid injection tube 33 and prevent the aerosol-forming substrate in theliquid storage chamber 113 from leaking out through the gap between thesleeve 31 and theliquid injection tube 33. - In this embodiment, by providing the
elastic member 34, the elastic force of theelastic member 34 needs to be overcome when theliquid injection tube 33 is pressed downward, which can prevent theliquid injection tube 33 from being easily pressed to cause theliquid storage chamber 113 to be opened by mistake, and thus has a better child protection effect. In addition, after the liquid injection is completed, theliquid injection tube 33 can be automatically reset, and theliquid injection tube 33 can be re-sealed again without the need of the user to manually move theliquid injection tube 33, so that the operation is simple and convenient. In this embodiment, theelastic member 34 is a spring. - In this embodiment, the
liquid injection structure 30 is mounted in the mountinggroove 115 of theend cover 112, so as to realize the connection relationship between theliquid injection structure 30 and the liquid storage shell 11. It can be understood that, in other embodiments not shown, theliquid injection structure 30 can also be mounted at other positions of the liquid storage shell 11; for example, without limitation, theliquid injection structure 30 is mounted at the side wall of theliquid storage casing 111. When injecting liquid, theatomizer 100 needs to be adjusted to a position where the open end of thesleeve 31 is located at an upper position, so that the aerosol-forming substrate flows into theliquid storage chamber 113 under the action of its own gravity. - In this embodiment, by setting the first
liquid injection port 312 on thesleeve 31, and the inner diameter of the penetratinghole 331 is between the outer diameter of the positioningmain body 323 and the outer diameter of the sealingportion 321, the gap between the inner wall of the penetratinghole 331 and the outer wall of the positioningmain body 323 forms theliquid inlet passage 334 communicating with the firstliquid injection port 312. By sliding theliquid injection tube 33 relative to the positioningmain body 323, the air between theliquid injection tube 33 and the sleeve can flow into theliquid storage chamber 113 through the firstliquid injection port 312, which is convenient for pressing theliquid injection tube 33. Further, during liquid injection, the aerosol-forming substrate in theliquid injection tube 33 flows into theliquid storage chamber 113 through theliquid inlet passage 334 and the firstliquid injection port 312. The structure is simple. In addition, air or liquid can flow through the firstliquid injection port 312 as required, so as to avoid forming other ports on thesleeve 31 or the positioningmember 32 and reduce the processing difficulty of theliquid injection structure 30. - The
liquid injection structure 30 or theatomizer 100 provided by the present disclosure, by setting thepositioning member 32 in thesleeve 31 and slidably setting theliquid injection tube 33 between thesleeve 31 and the positioningmember 32, the liquid injection operation can be performed by sliding theliquid injection tube 33 relative to the positioningmember 32 in thesleeve 31. Therefore, the operation is simple and the liquid injection is convenient. - The aerosol generation device provided by the present disclosure has the same technical effects as the above-mentioned
atomizer 100 because it has all the technical features of the above-mentionedatomizer 100. - Taking the above-mentioned ideal embodiments according to the present disclosure as enlightenment, through the above description, the relevant persons can make various changes and modifications without departing from the concept of the present disclosure. The technical scope of the present disclosure is not limited to the content of the specification, and its technical scope should be determined according to the scope of the claims.
Claims (10)
- A liquid injection structure comprising a sleeve, an elastic member, a positioning member disposed in the sleeve and fixedly connected to the sleeve, and a liquid injection tube slidably arranged between the sleeve and the positioning member; wherein one end of the elastic member abuts against the sleeve, the other end of the elastic member abuts against the liquid injection tube, the sleeve is provided with a first liquid injection port, one end of the liquid injection tube away from the first liquid injection port is provided with a second liquid injection port; when the liquid injection tube abuts against the positioning member, the first liquid injection port is not communicated with the second liquid injection port; by sliding the liquid injection tube relative to the positioning member, the liquid injection tube compresses the elastic member, and the sealing of the positioning member to the liquid injection tube is removed such that the first liquid injection port is communicated with the second liquid injection port.
- The liquid injection structure of claim 1, wherein the liquid injection tube is provided with a sliding portion, the positioning member is provided with a sealing portion configured for sealing the sliding portion.
- The liquid injection structure of claim 2, wherein the positioning member further comprises a positioning main body, the sealing portion is provided at one end of the positioning main body, the sealing portion and the positioning main body form a T-shaped structure, the sliding portion is a protrusion protruding from one end of the liquid injection tube, the sliding portion is provided with a penetrating hole, a diameter of the penetrating hole is between an outer diameter of the positioning main body and an outer diameter of the sealing portion, the liquid injection tube is sleeved at the outside of the positioning main body, the gap between an inner wall of the penetrating hole and an outer wall of the positioning main body forms a liquid inlet passage, the liquid inlet passage can be sealed by the sealing portion.
- The liquid injection structure of claim 3, wherein the liquid injection structure further comprises a first sealing member, the first sealing member is sleeved at the outside the positioning main body and is located near the sealing portion, an outer diameter of the first sealing member is larger than the diameter of the penetrating hole.
- The liquid injection structure of claim 1, wherein the liquid injection structure further comprises a second sealing member, and the second sealing member is sandwiched between the sleeve and the liquid injection tube.
- The liquid injection structure of claim 5, wherein an outer peripheral wall of the liquid injection tube is recessed to form an accommodation groove along a circumferential direction of the liquid injection tube, an inner ring of the second sealing member is accommodated in the accommodation groove, an outer ring of the second sealing member is sandwiched between the sleeve and the liquid injection tube.
- The liquid injection structure of claim 1, wherein the sleeve is provided with an air exhaust port, and one end of the sleeve is opened to form an open end, by sliding the liquid injection tube relative to the positioning member, the air exhaust port is communicated with the open end.
- The liquid injection structure of claim 1, wherein the elastic member is a spring, and the elastic member is sleeved at the outside of the positioning member.
- An atomizer comprising the liquid injection structure according to any one of claims 1 to 8, wherein the atomizer further comprises a liquid storage assembly, the liquid storage assembly comprises a liquid storage shell with a liquid storage chamber, the liquid injection structure is mounted to the liquid storage shell, the sleeve is provided with an air exhaust port, both the air exhaust port and the first liquid injection port communicate with the liquid storage chamber.
- An aerosol generation device comprising the atomizer of claim 9.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
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CN202020113367.5U CN211657390U (en) | 2020-01-17 | 2020-01-17 | Liquid injection structure, atomizer and aerosol generating device thereof |
PCT/CN2021/072202 WO2021143860A1 (en) | 2020-01-17 | 2021-01-15 | Liquid injection structure, atomizer and aerosol generation device thereof |
Publications (2)
Publication Number | Publication Date |
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EP4091466A1 true EP4091466A1 (en) | 2022-11-23 |
EP4091466A4 EP4091466A4 (en) | 2024-02-07 |
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EP21741957.1A Pending EP4091466A4 (en) | 2020-01-17 | 2021-01-15 | Liquid injection structure, atomizer and aerosol generation device thereof |
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EP (1) | EP4091466A4 (en) |
CN (1) | CN211657390U (en) |
WO (1) | WO2021143860A1 (en) |
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CN211657390U (en) * | 2020-01-17 | 2020-10-13 | 常州市派腾电子技术服务有限公司 | Liquid injection structure, atomizer and aerosol generating device thereof |
CN115411471A (en) * | 2022-08-24 | 2022-11-29 | 天能新能源(湖州)有限公司 | Battery hole plug structure capable of exhausting and injecting liquid and lithium ion battery |
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CN100429808C (en) * | 2006-07-19 | 2008-10-29 | 天津力神电池股份有限公司 | Mechanism for filling liquid to new type lithium ion battery |
KR101544594B1 (en) * | 2013-12-04 | 2015-08-13 | 주식회사 제씨테크 | a electronic cicarette |
PL3205597T3 (en) * | 2016-02-12 | 2019-10-31 | Fontem Holdings 1 Bv | Filling system for electronic smoking devices |
WO2019109259A1 (en) * | 2017-12-05 | 2019-06-13 | 深圳市优维尔科技有限公司 | E-liquid storage and feeding container for electronic cigarette |
CN209436265U (en) * | 2018-11-28 | 2019-09-27 | 深圳市爱卓依科技有限公司 | Oiling smoke grenade structure |
CN109567278A (en) * | 2019-01-09 | 2019-04-05 | 深圳麦克韦尔股份有限公司 | Electronic cigarette atomization device and its fluid-filling structure |
CN110447968A (en) * | 2019-08-13 | 2019-11-15 | 深圳麦克韦尔科技有限公司 | Electronic atomization device and its atomizer and fluid-filling structure |
CN110447980A (en) * | 2019-09-26 | 2019-11-15 | 刘团芳 | A kind of top regulating the qi flowing in the channels leakproof oil fogger and integrated cigarette |
CN210960415U (en) * | 2019-10-31 | 2020-07-10 | 常州市派腾电子技术服务有限公司 | Liquid injection structure, atomizer and aerosol generating device thereof |
CN211657390U (en) * | 2020-01-17 | 2020-10-13 | 常州市派腾电子技术服务有限公司 | Liquid injection structure, atomizer and aerosol generating device thereof |
-
2020
- 2020-01-17 CN CN202020113367.5U patent/CN211657390U/en active Active
-
2021
- 2021-01-15 WO PCT/CN2021/072202 patent/WO2021143860A1/en unknown
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EP4091466A4 (en) | 2024-02-07 |
CN211657390U (en) | 2020-10-13 |
WO2021143860A1 (en) | 2021-07-22 |
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