CN108634381A - A kind of ashtray - Google Patents
A kind of ashtray Download PDFInfo
- Publication number
- CN108634381A CN108634381A CN201810256410.0A CN201810256410A CN108634381A CN 108634381 A CN108634381 A CN 108634381A CN 201810256410 A CN201810256410 A CN 201810256410A CN 108634381 A CN108634381 A CN 108634381A
- Authority
- CN
- China
- Prior art keywords
- flue
- spool
- ashtray
- flue collector
- collection box
- 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.)
- Granted
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Classifications
-
- A—HUMAN NECESSITIES
- A24—TOBACCO; CIGARS; CIGARETTES; SIMULATED SMOKING DEVICES; SMOKERS' REQUISITES
- A24F—SMOKERS' REQUISITES; MATCH BOXES; SIMULATED SMOKING DEVICES
- A24F19/00—Ash-trays
- A24F19/0042—Ash-trays with smoke filtering devices
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- Filtering Of Dispersed Particles In Gases (AREA)
Abstract
The invention belongs to flue gas, stubs to collect cleaning technology field, and in particular to a kind of ashtray is integrated with smoke absorption filtration system, including flue collector, air entry and exhaust outlet in the ashtray；Ashtray top is equipped with the collection box for collecting cigarette ash, the collection box bottom is equipped with the auxillary flue being connected to the flue collector, the strainer for filtration of soot is equipped between auxillary flue and collection box inner cavity, cigarette ash suction inlet is equipped at the top of collection box, the auxillary flue is equipped with spool with flue collector junction, the spool fitted to be and can control auxillary flue and be connected to or disconnect with flue collector, and the trigger device for triggering spool action is equipped with outside the ashtray.Cigarette ash collecting in a semi-enclosed container, can effectively be avoided cigarette ash from dissipating and overflow, while to ensure cigarette ash well into semienclosed container, container is connected to by the present invention with the air duct of flue gas filter system, and be controlled using spool by the present invention.
Description
Technical field
The invention belongs to flue gas, stubs to collect cleaning technology field, and in particular to a kind of ashtray.
Background technology
Smoking is harmful to your health, and the harm of " secondhand smoke " is even more huge because it endanger be not only smoker, and
Can also harm be generated to non-smokers such as women, the children of surrounding.Nowadays " secondhand smoke " has become room air pollution
Main source, when people smoke indoors, since air cannot circulate, dense smoke, which often diffuses, to be lot more time to
It dissipates.How the flue gas and cigarette ash that generate when smoking are quickly and effectively collected also to become in people's daily life and suddenly waits solving
Major issue certainly.
Invention content
The object of the present invention is to provide it is a kind of can be to smoking when the flue gas that generates and cigarette ash quickly collect, purify
Ashtray.
To achieve the above object, the present invention provides following technical schemes：A kind of ashtray is integrated with cigarette in the ashtray
Aspiration filtration system, smoke absorption filtration system include the flue collector being arranged inside ashtray, be equipped in flue collector filter core and
Wind turbine, flue collector both ends are respectively equipped with the air entry and exhaust outlet being connected to outside ashtray；Ashtray top is equipped with for receiving
Collect the collection box of cigarette ash, the collection box bottom is equipped with the auxillary flue being connected to the flue collector, auxillary flue and collection box inner cavity
Between be equipped with strainer for filtration of soot, cigarette ash suction inlet, the auxillary flue and flue collector junction are equipped at the top of collection box
Equipped with spool, the spool fitted to be and can control auxillary flue and be connected to or disconnect with flue collector, is equipped with outside the ashtray
Trigger device for triggering spool action.
The auxillary flue coaxially connects with flue collector, and auxillary flue is equipped with shoulder, the flue collector with flue collector junction
Side wall be equipped with the side opening of connection air entry, the spool is round pie, and the edge of spool and the shoulder keep off and connecing, spool
It is equipped with the through-hole through spool both ends of the surface with the shoulder corresponding position on end face, the spool is slidably arranged in flue collector
It is interior, so that spool is switched between following two station：The edge of station one, spool end is bonded with shoulder so that described
Through-hole is closed by shoulder, while the side opening on flue collector is in unimpeded state；And station two, the edge and shoulder of spool end
Separation so that the through-hole conducting, while the annular sidewall of spool closes the side opening on flue collector side wall.
The trigger device for controlling spool action is equipped at the top of the ashtray, the trigger device is along collection box top
Cigarette ash suction inlet circumferentially around setting.
The trigger device includes an annular button, the annular button vertically activity setting, and annular button
Bottom is equipped with compression spring；The spool upper end is connected with valve rod, and the valve rod is linked by linkage mechanism and annular button composition,
With movable valve plug downlink therewith when annular button being enable to be pushed by external force.
The linkage mechanism includes the compression bar of valve rod upper edge valve rod radial projection setting, and the compression bar runs through auxillary flue side wall
On the vertical bar groove that opens up, and protrude out in a separate cavities, the annular button bottom is equipped with pressure head, and the pressure head is from separate cavities
Roof is through in separate cavities and is connect with compression bar gear, is slidably matched for sealing between the pressure head and separate cavities roof.
The annular button bottom is equipped with retainer, and the retainer is the U-shaped rod-like structure made of rigid material, is protected
Base arm and the annular button bottom for holding frame are hinged, and the length direction of base arm is along the chord length direction setting of annular button, retainer
Two side arms top and annular button below the support construction that is arranged it is slide hinged, the articulated shaft coaxial arrangement on two side arms top,
And two articulated shaft it is parallel with the base arm；Circumferencial direction setting at least three of the retainer along annular button.
The collection box includes central tube and the annular collection trough for being circumferentially positioned at central tube periphery, the central tube
Upper end is equipped with head cover, and the head cover overhangs to the top of annular collection trough, and the tube wall of the central tube is equipped with mesh, central tube
Constitute the strainer.
The ashtray top center is equipped with a cone tank, and the center of the cone tank is equipped with for accommodating the heavy of collection box
Slot, the deep gouge bottom are connected to auxillary flue, and the collection box is detachably arranged in deep gouge.
The technical effects of the invention are that：The present invention in a semi-enclosed container, can effectively keep away cigarette ash collecting
Exempt from cigarette ash and dissipate to overflow, while to ensure cigarette ash well into semienclosed container, the present invention is by the air duct of container and flue gas filter system
Connection, and be controlled using spool, it is opened when human hand can naturally trigger spool when trembling cigarette ash, to make container produce
Cigarette ash is sucked container by raw Twinkling suction, and it is other when, the air duct of container is off, to ensure cigarette to greatest extent
The suction force of gas filtration system, and then the whole energy consumption of device is reduced indirectly.
Description of the drawings
Fig. 1 is the dimensional structure diagram for the ashtray that the embodiment of the present invention is provided；
Fig. 2 is the sectional view for the ashtray that the embodiment of the present invention is provided；
Fig. 3 is the explosive view for the ashtray that the embodiment of the present invention is provided；
Fig. 4 is the structural schematic diagram when spool that the embodiment of the present invention is provided is located at station two；
Fig. 5 is the explosive view for the trigger device that the embodiment of the present invention is provided；
Fig. 6 is the explosive view for the collection box that the embodiment of the present invention is provided；
Fig. 7 is the button bottom substance schematic diagram that the embodiment of the present invention is provided；
Fig. 8 is the retainer schematic diagram that the embodiment of the present invention is provided；
Fig. 9 is the explosive view for the pedestal that the embodiment of the present invention is provided.
Specific implementation mode
In conjunction with Fig. 1 to Fig. 9, the present invention is further described：
In order to make objects and advantages of the present invention be more clearly understood, the present invention is carried out with reference to embodiments specific
It is bright.It should be appreciated that following word is only used to one or more of specific embodiments of the description present invention, not to the present invention
The protection domain specifically asked carries out considered critical.
As shown in Figure 1, 2, 3, a kind of ashtray is integrated with smoke absorption filtration system, smoke absorption mistake in the ashtray
Filter system includes the flue collector 1 being arranged inside ashtray, is equipped with filter core 2 and wind turbine 3 in flue collector 1,1 both ends of flue collector are set respectively
There are the air entry being connected to outside ashtray 4 and exhaust outlet 5, the air entry 4 and exhaust outlet 5 to be distributed in ashtray in a ring
Periphery, the upper and lower part of the ashtray for the setting that air entry 4 and exhaust outlet 5 are vertically located remotely from each other, and exhaust outlet 5
Face air entry 4 is arranged, and forms a circle tubular air film when smoke absorption filtration system being enable to work on the outside of ashtray circumferential surface,
Herein and non-limiting air entry 4 is scheduled on top, exhaust outlet 5 is scheduled on lower part, can also be exhaust outlet 5 on top, and air-breathing
Mouth 4 is in lower part.Present invention employs annular air entries 4 and ring row gas port 5, and make the two face setting, in this way can be in cigarette
One layer of air film is formed on grey cylinder outer wall, under the action of Bernoulli effect, ashtray can be attracted by forming the high-speed flow of air film
Around air, and surrounding air is made to be inhaled into air entry 4 together with the air-flow for forming air film, compared to traditional suction unit,
Under equal-wattage, the guide functions of air film can be such that 4 air draught area of air entry greatly increases, wider so as to capture
The flue gas inside diffused realizes low energy consumption, the high-efficiency operation of whole device.
Preferably, the gas circuit between the flue collector 1 and the exhaust outlet 5, which is equipped with, dissipates excessive hole 11, dissipates excessive hole 11 and cigarette
Grey cylinder exterior space connection, and dissipate excessive hole 11 and be configured to make the air-flow of 1/3-2/3 in flue collector 1 to dissipate excessive 11 row of hole from this
Go out.Since the whole intake of flue collector 1 and air output are reciprocity, filtered air-flow cannot all blow to air entry
4, the entrance of surrounding flue gas can be prevented instead in this way, what the present invention was arranged dissipate, and excessive hole 11 is exactly in order to allow filtered fraction
It is expelled directly out without exhaust outlet 5, so that it is guaranteed that air entry 4 has flue gas around sufficient suction capactity.
Preferably, the ashtray lower end is equipped with detachable pedestal 9, and the wind turbine 3 and exhaust outlet 5 are arranged at the bottom
On seat 9,9 top of the pedestal is the chamber where filter core 2, is located at the space on 2 top of filter core in the chamber and air entry 4 connects
Logical, the space for being located at 2 lower part of filter core is connected to 3 air inlet of wind turbine on pedestal 9, and 3 air outlet of wind turbine connects with the exhaust outlet 5
Logical, the detachable gear of the filter core 2 is connected between the roof of the chamber and the roof of the pedestal 9.As long as in this way the bottom of by
Seat 9 is detached with upper chamber, it will be able to which the replacement for easily realizing filter core 2 can be used between pedestal 9 and upper chamber and be threadedly coupled
Or it rotatably snaps connection.
Preferably, as shown in figure 9,9 center of the pedestal is equipped with a boss, a circle annular ditch is equipped with around the boss
The notch of slot, ring-shaped groove is arranged upward, and ring-shaped groove top is equipped with a corral wall 10,10 lower end of wall and ring-shaped groove slot
Bottom interval is arranged, and the gap between the wall 10 and ring-shaped groove outer ledge constitutes the ring row gas port 5, the wall
10 upper ends are equipped with a dismountable supporting plate 13 and are equipped with hollow-out parts for setting off the filter core 2,13 edge of supporting plate；The wind turbine 3 is set
It sets in boss, the blade 12 of wind turbine 3 is protruded out to around above the ring-shaped groove of 10 inside of wall.10 outer surface of the wall
Flow guide bar 51 is equipped between ring-shaped groove outer ledge, the flow guide bar 51 is along the radial radial arrangement of pedestal 9.Annular ditch
The setting for the U-shaped air flue and flow guide bar 51 that slot and wall 10 are formed can carry out air-flow smooth guiding, it is ensured that outlet is equal
It is even, it avoids generating turbulent flow.The hole 11 of overflowing that dissipates is connected to from ring-shaped groove bottom on 9 side wall of pedestal.
Further, ashtray top is equipped with collection box 14 for collecting cigarette ash, 14 bottom of the collection box be equipped with
The auxillary flue 17 that the flue collector 1 is connected to is equipped with the strainer for filtration of soot between 14 inner cavity of auxillary flue 17 and collection box, receives
Collect 14 top of box and be equipped with cigarette ash suction inlet 141, the auxillary flue 17 is equipped with spool 6,6 quilt of the spool with 1 junction of flue collector
Assembly is connected to or disconnects with flue collector 1 for that can control auxillary flue 17, is equipped with outside the ashtray and is acted for triggering spool 6
Trigger device.The trigger device along 14 top of collection box cigarette ash suction inlet 141 circumferentially around setting.Preferably, institute
It states auxillary flue 17 with flue collector 1 coaxially to connect, and auxillary flue 17 is equipped with shoulder, the side of the flue collector 1 with 1 junction of flue collector
Wall is equipped with the side opening 8 of connection air entry 4, and the spool 6 is round pie, and the edge of spool 6 connects with shoulder gear, spool
It is equipped with the through-hole 7 through 6 both ends of the surface of spool with the shoulder corresponding position on 6 end faces, the spool 6 is slidably arranged in main cigarette
In road 1, spool 6 is enable to be switched between following two station：The edge of station one, 6 end face of spool is bonded with shoulder so that
The through-hole 7 is closed by shoulder, while the side opening 8 on flue collector 1 is in unimpeded state；And station two, the side of 6 end face of spool
Edge is detached with shoulder so that the through-hole 7 is connected, while the annular sidewall of spool 6 closes the side opening 8 on 1 side wall of flue collector.
Traditional ashtray, which is typically all completely open structure, will blow the stub in ashtray once surrounding has flow perturbation
It rises, cigarette ash collecting in a semi-enclosed container, can effectively be avoided cigarette ash from dissipating and overflow, while to ensure that cigarette ash fills by the present invention
Dividing and enters semienclosed container, container is connected to by the present invention with the air duct of flue gas filter system, and is controlled using spool 6, when
Human hand can naturally trigger the unlatching of spool 6 when trembling cigarette ash, and cigarette ash is sucked container to make container generate Twinkling suction,
And when other, the air duct of container is off, to ensure the suction force of flue gas filter system to greatest extent, and then
Connecing reduces the whole energy consumption of device.
Preferably, as shown in figure 5, the trigger device includes an annular button 15, the annular button 15 is along vertical side
It is arranged to activity, and 15 bottom of annular button is equipped with compression spring 22；6 upper end of the spool is connected with valve rod 16, and the valve rod 16 passes through
Linkage mechanism is linked with the annular composition of button 15 so that can be with movable valve plug 6 therewith when annular button 15 is pushed by external force
Downlink.The linkage mechanism includes the compression bar 19 of 16 upper edge valve rod of valve rod, 16 radial projection setting, and the compression bar 19 runs through secondary cigarette
The vertical bar groove 171 opened up on 17 side wall of road, and protrude out in a separate cavities, the annular button bottom is equipped with pressure head 18, institute
Pressure head 18 is stated to be through in separate cavities from separate cavities roof and connect with the gear of the compression bar 19, the pressure head 18 and separate cavities roof it
Between for sealing be slidably matched.The present embodiment realizes triggering and the closure of spool 6 using purely mechanic form, and reliability is higher, system
It makes of low cost.Specifically, the annular button 15 is mounted in a shell 213, one layer of partition board 214 is equipped in shell 213, every
The top of plate 214 is equipped with the movable plate 212 being connect with 21 integral type of cone tank, movable plate 212 can with cone tank 21 synchronize remove,
Movable plate 212 is to enclose the separate cavities with partition board 214.
Preferably, as shown in fig. 7,15 bottom of the annular button is equipped with retainer 20, the retainer 20 is by rigidity
U-shaped rod-like structure made of material, the base arm of retainer 20 and 15 bottom of annular button are hinged, and the length direction of base arm is along ring
The chord length direction of shape button 15 is arranged, and the support construction that the two side arms top of retainer 20 is arranged with 15 lower section of annular button is lived
Movable plate 212 is slide hinged, the articulated shaft coaxial arrangement on two side arms top, and two articulated shafts are parallel with the base arm；The holding
Frame 20 is arranged at least three along the circumferencial direction of annular button 15.The effect of retainer 20 be when annular 15 any point of button by
Can make the whole translation downwards of annular button 15, without tilting stuck phenomenon, principle when pressure as shown in figure 8,
Fig. 8 shows be to maintain 20 intensity of frame it is relatively low when fictitious state, the retainer 20 in Fig. 8 is under one end pushes the other end not
The state of pressure, from right figure as can be seen that 20 both ends of retainer at this time produce relative torsion, and the retainer 20 in the present invention
Be made of rigid materials such as duroplasts or stainless steels, be not in and twisted phenomena, so that it is guaranteed that no matter 20 where of retainer
Stress can make 20 both ends of retainer synchronize pendulum or the bottom.
Preferably, the collection box 14 includes central tube 142 and is circumferentially positioned at the annular collection of 142 periphery of central tube
The upper end of slot 143, the central tube 142 is equipped with head cover 144, and the head cover 144 overhangs to the top of annular collection trough 143, institute
The tube wall for stating central tube 142 is equipped with mesh, and central tube 142 constitutes the strainer.The ashtray top center is equipped with one
Cone tank 21, the center of the cone tank 21 are equipped with the deep gouge 211 for accommodating collection box 14,211 bottom of the deep gouge and pair
Flue 17 is connected to, and the collection box 14 is detachably arranged in deep gouge 211.As shown in fig. 6, central tube 142 and annular are collected
Slot 143 is Demountable, in order to topple over cigarette ash and cleaning.
As another embodiment of the present invention, the spool 6 is Electromagnetically driven valve, and the trigger device is photoelectric sensor
And pressure sensor, the driving unit and trigger device of the spool 6 are electrically connected with the controller being integrated in inside ashtray.
Electrical heating cigar lighter 100, the control of the control switch and wind turbine 3 of the electrical heating cigar lighter 100 are also integrated in the ashtray
Signal input part processed is electrically connected with the controller being integrated in inside ashtray.
The present invention also provides a kind of control method of intelligent ashtray, which includes above-mentioned cigarette ash collecting dress
It sets, smoke absorption filtration system, electrical heating cigar lighter 100 and controller, this method include：
When controller detects that electrical heating cigar lighter 100 starts, controller automatically controls smoke absorption filtration system
Wind turbine 3 starts and starts timing, and after wind turbine 3 runs 3-30min, it is out of service that controller automatically controls wind turbine 3；It is transported in wind turbine 3
During row, if controller detects that electrical heating cigar lighter 100 starts again, controller restarts timing；
When the signal that the trigger device above controller receives ash collecting device is triggered, controller controls flue gas
Spool 6 between the flue collector 1 of adsorbent filtration system and the auxillary flue 17 of ash collecting device bottom acts, make flue collector 1 with
Gas circuit between air entry 4 disconnects, then flue collector 1 is made to be connected with auxillary flue 17；When the trigger signal of trigger device disappears,
Controller control valve core 6 resets.
Claims (7)
1. a kind of ashtray, it is characterised in that：Smoke absorption filtration system, smoke absorption filtration system are integrated in the ashtray
Including the flue collector (1) being arranged inside ashtray, filter core (2) and wind turbine (3), flue collector (1) both ends point are equipped in flue collector (1)
The air entry (4) and exhaust outlet (5) that She You be connected to outside ashtray；Ashtray top is equipped with the collection for collecting cigarette ash
Box (141), collection box (14) bottom are equipped with the auxillary flue (17) being connected to the flue collector (1), auxillary flue (17) and receipts
It is equipped with the strainer for filtration of soot between collection box (14) inner cavity, cigarette ash suction inlet (141) is equipped at the top of collection box (14), it is described
Auxillary flue (17) is equipped with spool (6) with flue collector (1) junction, and the spool (6), which fitted to be, can control auxillary flue (17)
It is connected to or disconnects with flue collector (1), the trigger device for triggering spool (6) action is equipped with outside the ashtray.
2. ashtray according to claim 1, it is characterised in that：The auxillary flue (17) with flue collector (1) is coaxial connects,
And auxillary flue (17) is equipped with shoulder with flue collector (1) junction, the side wall of the flue collector (1) is equipped with connection air entry (4)
Side opening (8), the spool (6) is round pie, and the edge of spool (6) and the shoulder gear connect, on spool (61) end face and
The shoulder corresponding position is equipped with the through-hole (7) through spool (6) both ends of the surface, and the spool (6) is slidably arranged in flue collector
(1) in, make spool (6) that can be switched between following two station：The edge of station one, spool (6) end face is bonded with shoulder,
So that the through-hole (7) is closed by shoulder, while the side opening (8) on flue collector (1) is in unimpeded state；And station two, valve
The edge of core (6) end face is detached with shoulder so that the through-hole (7) conducting, while the annular sidewall of spool (6) is by flue collector
(1) side opening on side wall (8) is closed.
3. ashtray according to claim 2, it is characterised in that：The trigger device includes an annular button (15), institute
Annular button (15) vertically activity setting is stated, and annular button (15) bottom is equipped with compression spring (22)；On the spool (6)
End is connected with valve rod (161), and the valve rod (16) is made up of with annular button (15) linkage mechanism and is linked so that annular is pressed
Key (15) can be with movable valve plug (6) downlink therewith when being pushed by external force.
4. ashtray according to claim 3, it is characterised in that：The linkage mechanism includes valve rod (16) upper edge valve rod
(16) compression bar (19) of radial projection setting, the vertical bar groove that the compression bar (19) opens up on auxillary flue (17) side wall
(171), it and protrudes out in a separate cavities, described annular button (15) bottom is equipped with pressure head (18), and the pressure head (18) is from isolation
Chamber roof is through in separate cavities and is connect with the compression bar (19) gear, is slided for sealing between the pressure head (18) and separate cavities roof
Dynamic cooperation.
5. ashtray according to claim 4, it is characterised in that：Described annular button (15) bottom is equipped with retainer
(20), the retainer (20) is the U-shaped rod-like structure made of rigid material, the base arm of retainer (20) and annular button
(15) bottom is hinged, and the length direction of base arm is along the chord length direction setting of annular button (15), the two side arms of retainer (20)
The support construction being arranged below top and annular button (15) is slide hinged, the articulated shaft coaxial arrangement on two side arms top, and two
Articulated shaft is parallel with the base arm；The retainer (20) is arranged at least three along the circumferencial direction of annular button (15).
6. ashtray according to claim 5, it is characterised in that：The collection box (14) include central tube (142) and
It is circumferentially positioned at the annular collection trough (143) of central tube (142) periphery, the upper end of the central tube (142) is equipped with head cover
(144), the head cover (144) overhangs to the top of annular collection trough (143), and the tube wall of the central tube (142) is equipped with net
Hole, central tube (142) constitute the strainer.
7. ashtray according to claim 6, it is characterised in that：The ashtray top center is equipped with a cone tank
(21), the center of the cone tank (211) is equipped with the deep gouge (211) for accommodating collection box (14), deep gouge (211) bottom
It is connected to auxillary flue (17), the collection box (14) is detachably arranged in deep gouge (211).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810256410.0A CN108634381B (en) | 2018-03-27 | 2018-03-27 | Ashtray |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810256410.0A CN108634381B (en) | 2018-03-27 | 2018-03-27 | Ashtray |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108634381A true CN108634381A (en) | 2018-10-12 |
| CN108634381B CN108634381B (en) | 2020-11-17 |
Family
ID=63744640
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810256410.0A Active CN108634381B (en) | 2018-03-27 | 2018-03-27 | Ashtray |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108634381B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109171019A (en) * | 2018-10-27 | 2019-01-11 | 高宏福 | A kind of environmental protection ash processing equipment that anti-ash drifts |
| TWI733610B (en) * | 2020-10-23 | 2021-07-11 | 周亞寬 | Environmentally friendly smoking device |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109171019A (en) * | 2018-10-27 | 2019-01-11 | 高宏福 | A kind of environmental protection ash processing equipment that anti-ash drifts |
| CN109171019B (en) * | 2018-10-27 | 2020-12-11 | 山东德普检测技术有限公司 | Environment-friendly cigarette ash treatment facility that cigarette ash flew and scatters |
| TWI733610B (en) * | 2020-10-23 | 2021-07-11 | 周亞寬 | Environmentally friendly smoking device |
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| CN108634381B (en) | 2020-11-17 |
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