CN212417287U - Circulating structure for air and purifier thereof - Google Patents
Circulating structure for air and purifier thereof Download PDFInfo
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- CN212417287U CN212417287U CN202020739966.8U CN202020739966U CN212417287U CN 212417287 U CN212417287 U CN 212417287U CN 202020739966 U CN202020739966 U CN 202020739966U CN 212417287 U CN212417287 U CN 212417287U
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Abstract
The utility model discloses a circulation structure for air and a purifier thereof, which comprises a heat dissipation shell, wherein an air inlet duct, a bottom air duct, a longitudinal air duct, a top air duct and an air outlet duct which are communicated in sequence are arranged between the heat dissipation shell and a heat absorption inner shell; the air inlet duct penetrates through the heat dissipation shell, an air inlet filter screen is arranged at the inlet of the air inlet duct, a plurality of rotating blades are fixedly arranged on the first rotating rod, and a driving belt is arranged on the driving gear; an air outlet end cleaning rod is fixedly arranged at one end of the second rotating rod, which is close to the air outlet filter screen; an air inlet end cleaning rod is fixedly arranged at one end of the third rotating rod, which is close to the air inlet filter screen; the heat conducting rod extends into the desiccant. The utility model provides a circulation structure and clarifier for air, dustproof and waterproof can utilize rotating vane to drive the operation of clean pole, avoids impurity on the filter screen to adhere to, and is provided with the drier in the wind channel and absorbs water, and inside heat can also be used for the drying of drier, and the used repeatedly of being convenient for is worth very much promoting.
Description
Technical Field
The utility model relates to an air circulation structure technical field specifically is a circulation structure and clarifier for air.
Background
In the prior art, the circulating heat dissipation type computer case with the application number of '201820604533.4' comprises a case and a cooling cavity arranged below the case, wherein the cooling cavity comprises a left air inlet area and a right cooling area, cooling liquid is arranged in the cooling area, the case comprises a main cavity and a right air inlet channel, a cold air plate is arranged in the air inlet channel, an air supply opening communicated with the main cavity is arranged on the air inlet channel, a motor is arranged at the top in the main cavity, an output shaft at the bottom end of the motor is connected with a main fan, the main fan comprises a fan edge and fan blades arranged in the fan edge, a driving tooth is arranged on the outer wall of the fan edge, driven fluted discs meshed with the driving tooth are arranged on two sides of the fan edge in the main cavity, the left driven fluted disc is connected with a plurality of exhaust fans through connecting rods and belt transmission, the right driven fluted disc is connected with an exhaust fan through a shaft rod, the air, the circulation cooling performance is good, the cooling efficiency is obviously improved, and the heat conduction and heat dissipation performance is strong.
However, the method still has the obvious defects in the using process: 1. when the device is used, airflow is directly input into the circulating air duct inside the case through the air inlet, but the outside air contains more impurities and dust, the air inlet is easily blocked after long-term use, and internal elements are also polluted and damaged; 2. the drying agent is arranged in the device and used for absorbing moisture in cooling air, but the drying agent can lose effectiveness after being fully absorbed with water, so that internal elements still have the danger of being damaged due to water wetting, the service life is short, the operation of frequent replacement is more complicated, and the use cost is high.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a circulation structure and clarifier for air to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme:
a circulation structure for air comprises a heat dissipation outer shell, wherein a heat absorption inner shell is arranged inside the heat dissipation outer shell, an air inlet duct, a bottom air duct, a longitudinal air duct, a top air duct and an air outlet duct which are sequentially communicated are arranged between the heat dissipation outer shell and the heat absorption inner shell, a plurality of bottom air outlets are communicated and arranged on the bottom air duct, and a plurality of side air outlets are communicated and arranged on the longitudinal air duct;
the air inlet duct penetrates through the heat dissipation shell, an air inlet filter screen is arranged at the inlet of the air inlet duct, an air inlet pipe is communicated with the air inlet duct, the air inlet pipe is fixedly arranged on the heat dissipation shell, an air cooler is arranged on the air inlet pipe, an internal air outlet is communicated with the air outlet duct, an air outlet filter screen is arranged at the outlet of the air outlet duct, an isolation cover is fixedly arranged at one side of the heat absorption inner shell, which is close to the air outlet filter screen, a check valve is arranged between the isolation cover and the heat dissipation shell, a first bearing seat is fixedly arranged in the isolation cover, a first rotating rod is movably arranged in the first bearing seat, one end of the first rotating rod, which is far away from the first bearing seat, is movably arranged in a second bearing seat, the second bearing seat is fixedly embedded in the heat dissipation shell, a plurality of rotating blades are fixedly arranged, the driving gear is arranged in the isolation cover, and a transmission belt is arranged on the driving gear;
a bearing seat III is fixedly arranged in the isolation cover close to the air outlet filter screen, a rotating rod II is movably arranged in the bearing seat III, an air outlet end cleaning rod is fixedly arranged at one end of the rotating rod II close to the air outlet filter screen, a brush I is arranged on the air outlet end cleaning rod, a driven gear I is fixedly arranged on the rotating rod II in a penetrating mode, and the driven gear I is arranged in a transmission belt;
a bearing seat four is fixedly arranged in the isolation cover close to the air inlet filter screen, a rotating rod three is movably arranged in the bearing seat four, one end of the rotating rod three close to the air inlet filter screen is fixedly provided with an air inlet end cleaning rod, a brush two is arranged on the air inlet end cleaning rod, a driven gear two is fixedly arranged on the rotating rod three in a penetrating mode, and the driven gear two is arranged in the transmission belt;
the heat absorption inner shell at one end of the air outlet at the opposite side is fixedly provided with a first heat absorption piece, the first heat absorption piece is fixedly provided with a plurality of heat gathering fins, the bottom of the first heat absorption piece is fixedly provided with a heat conduction rod, a drying agent is arranged at the joint of the air inlet duct and the bottom air duct, and the heat conduction rod extends into the drying agent.
Preferably, a plurality of heightening bulges are fixedly arranged on the heat absorption inner shell close to the air outlet at the bottom end.
Preferably, a plurality of heat absorbing protrusions are fixedly arranged on the heat absorbing inner shell close to the near side air outlet.
Preferably, a plurality of second heat absorbing pieces are fixedly arranged on the heat absorbing inner shell close to the top air duct.
Preferably, the first rotating rod penetrates through a first annular bearing embedded in the isolation cover, the second rotating rod penetrates through a second annular bearing embedded in the isolation cover, and the third rotating rod penetrates through a third annular bearing embedded in the isolation cover.
Preferably, dust collecting boxes are arranged below the air inlet filter screen and the air outlet filter screen, handles are fixedly arranged on the dust collecting boxes, the dust collecting boxes are movably arranged on installation slide rails, and the installation slide rails are fixedly arranged in the side walls of the heat dissipation shell.
A purifier comprising the circulation structure for air as described above.
Compared with the prior art, the beneficial effects of the utility model are that:
1. the utility model is provided with the air inlet filter screen and the air outlet filter screen, which can prevent the dust in the air from entering the air circulation channel from the air inlet end and the air outlet end to cause internal blockage, and can drive the rotating blades to operate when the air flow passes through the air outlet channel, so that the air outlet end cleaning rod and the air inlet end cleaning rod are both rotated to clean the floating dust attached to the surfaces of the air inlet filter screen and the air outlet filter screen, thereby avoiding the dust from being attached to the blockage, and being more convenient without manual operation;
2. the utility model discloses a be provided with the drier in the wind channel, can in time absorb the moisture in the outside air, avoid moisture to get into internal component and cause the damage, and the cold air current that blows out in the air outlet from the side cools off the back to internal component, form the high temperature air current and blow to the heat absorbing part, the heat absorbing part in time gathers the heat and conducts the heat to the drier through the conducting rod, in time carry out the drying to the drier, the used repeatedly of the drier of being convenient for, effective extension fixture's effective life.
The utility model provides a circulation structure and clarifier for air, dustproof and waterproof can utilize the spontaneous clean pole operation of driving of inside rotating vane, avoids impurity attached to block up on the filter screen, is provided with the drier in the wind channel moreover, in time absorbs the moisture in the air, and inside heat can also be used for the drying of drier, and the used repeatedly of being convenient for is worth very much promoting.
Drawings
FIG. 1 is a schematic sectional view of the overall structure of the present invention;
fig. 2 is an enlarged view of a point a in fig. 1 according to the present invention;
fig. 3 is an enlarged view of the position B in fig. 1 according to the present invention.
In the figure: 1 heat dissipation outer shell, 2 heat absorption inner shell, 3 air inlet duct, 4 bottom air duct, 401 bottom air outlet, 402 heightening protrusion, 5 longitudinal air duct, 501 side air outlet, 502 heat absorption protrusion, 6 top air duct, 601 second heat absorption piece, 7 air outlet duct, 8 air inlet filter screen, 9 air inlet pipe, 10 air cooler, 11 internal air outlet, 12 air outlet filter screen, 13 isolation hood, 14 one-way valve, 15 bearing seat I, 16 rotating rod I, 17 bearing seat II, 18 rotating blade, 19 circular bearing I, 20 driving gear, 21 transmission belt, 22 bearing seat III, 23 rotating rod II, 24 air outlet end cleaning rod, 25 brush I, 26 circular bearing II, 27 driven gear I, 28 bearing seat IV, 29 rotating rod III, 30 air inlet end cleaning rod, 31 brush II, 32 circular bearing III, 33 driven gear II, 34 dust collection box, 35 handle, 36 installation slide rail, 37 first heat absorption piece, 38 heat collection fin, 35 handle, 36 installation slide rail, 37 first heat absorption piece, 39 heat conducting rod, 40 desiccant.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-3, the present invention provides a technical solution:
a circulation structure for air comprises a heat dissipation outer shell 1, the heat dissipation outer shell 1 can timely dissipate the heat inside, a heat absorption inner shell 2 is arranged inside the heat dissipation outer shell 1, the heat absorption inner shell 2 has the heat absorption and heat accumulation effect and is convenient for rapidly reducing the internal temperature, an air inlet duct 3 and a bottom air duct 4 which are sequentially communicated are arranged between the heat dissipation outer shell 1 and the heat absorption inner shell 2, vertical wind channel 5, top wind channel 6 and air-out wind channel 7, the intercommunication is provided with a plurality of bottom air outlets 401 on the wind channel 4 of bottom, the air current that blows out in the bottom air outlet 401 can carry out the forced air cooling to the electric elements of placing or relevant equipment from the bottom, the intercommunication is provided with a plurality of side air outlets 501 on vertical wind channel 5, the air current that blows out in the side air outlet 501 can cool off the electric elements of placing or relevant equipment from the edgewise, the angle is more, the cooling effect is more obvious.
The air inlet channel 3 penetrates through the heat dissipation shell 1, an air inlet filter screen 8 is arranged at the inlet and used for filtering air flow introduced from the outside and preventing dust from entering the interior of the circulating air channel to cause blockage, an air inlet pipe 9 is communicated and arranged on the air inlet channel 3, the air inlet pipe 9 is fixedly arranged on the heat dissipation shell 1, an air cooler 10 is arranged on the air inlet pipe 9, an internal air outlet 11 is communicated and arranged on the air outlet channel 7, air in the heat absorption inner shell 2 is discharged from the internal air outlet 11, the air outlet channel 7 penetrates through the heat dissipation shell 1, an air outlet filter screen 12 is arranged at the outlet, the air outlet filter screen 12 mainly has the function of preventing floating dust of the air from flowing back into the interior of the circulating air channel, an isolation cover 13 is fixedly arranged on one side of the heat absorption inner shell 2 close to the air outlet filter screen 12, the isolation cover 13 isolates a plurality of parts in the interior, not only, ensuring that the circulating air flow is purer, arranging a one-way valve 14 between the isolation cover 13 and the heat dissipation shell 1, wherein the one-way valve 14 has the function of enabling the air flow in the air outlet duct 7 to be discharged only through the air outlet filter screen 12 but not to flow back, avoiding the interference of air reverse circulation with heat dissipation, fixedly arranging a bearing seat I15 in the isolation cover 13, movably arranging a rotating rod I16 in the bearing seat I15, movably arranging one end of the rotating rod I16 far away from the bearing seat I15 in a bearing seat II 17, fixedly embedding the bearing seat II 17 in the heat dissipation shell 1, enabling the rotating rod I16 to rotate in the bearing seat I15 and the bearing seat II 17, fixedly arranging a plurality of rotating blades 18 on the rotating rod I16, enabling the transverse length of the rotating blade 18 to be equal to the width of the air outlet duct 7 or smaller than the width of the air outlet duct 7 by one to two millimeters, and blowing the air flow to the rotating blade 18 and the rotating rod I16, the first rotating rod 16 is fixedly provided with a driving gear 20 in a penetrating mode, the driving gear 20 is arranged in the isolation cover 13, a transmission belt 21 is arranged on the driving gear 20, the first rotating rod 16 drives the driving gear 20 to rotate, and the driving gear 20 drives the transmission belt 21 to run.
A bearing seat third 22 is fixedly arranged in the isolation cover 13 close to the air outlet filter screen 12, a rotating rod second 23 is movably arranged in the bearing seat third 22, the rotating rod second 23 can rotate in the bearing seat third 22, an air outlet end cleaning rod 24 is fixedly arranged at one end of the rotating rod second 23 close to the air outlet filter screen 12, the air outlet end cleaning rod 24 is of a straight rod type, and therefore the air outlet filter screen 12 cannot be blocked and air outlet cannot be affected, a brush first 25 is arranged on the air outlet end cleaning rod 24, the brush first 25 is used for sweeping floating dust on the air outlet filter screen 12, a driven gear first 27 is fixedly arranged on the rotating rod second 23 in a penetrating mode, and the driven gear first 27 is arranged in the transmission belt 21.
A bearing seat four 28 is fixedly arranged in the isolation cover 13 close to the air inlet filter screen 8, a rotating rod three 29 is movably arranged in the bearing seat four 28, the rotating rod three 29 can rotate in the bearing seat four 28, an air inlet end cleaning rod 30 is fixedly arranged at one end of the rotating rod three 29 close to the air inlet filter screen 8, and similarly, the air inlet end cleaning rod 30 is also of a straight rod type, so that the air inlet filter screen 8 cannot be blocked, air inlet cannot be influenced, a brush two 31 is arranged on the air inlet end cleaning rod 30, the brush two 31 is used for sweeping floating dust on the air inlet filter screen 8, a driven gear two 33 is fixedly arranged on the rotating rod three 29 in a penetrating manner, and the driven gear two 33 is arranged in the transmission belt 21.
The first heat absorbing piece 37 is fixedly arranged on the heat absorbing inner shell 2 at one end of the opposite side air outlet 501, cold air flow is blown out from the side air outlet 501, after internal elements are cooled, high-temperature air flow is formed and blown to the first heat absorbing piece 37, the first heat absorbing piece 37 is fixedly provided with a plurality of heat collecting fins 38, the heat absorbing efficiency is improved, the bottom of the first heat absorbing piece 37 is fixedly provided with a heat conducting rod 39, a drying agent 40 is arranged at the joint of the air inlet duct 3 and the bottom air duct 4, the heat conducting rod 39 extends into the drying agent 40 and is used for heating and drying the drying agent 40, and the drying agent 40 can be repeatedly used conveniently.
Preferably, a plurality of raised bulges 402 are fixedly arranged on the heat-absorbing inner shell 2 close to the bottom air outlet 401, the raised bulges 402 mainly have the function of preventing the bottom air outlet 401 from being blocked when equipment is directly placed in the heat-absorbing inner shell 2, and the raised bulges 402 can lift the equipment from the bottom, so that a ventilation and heat dissipation space is reserved.
Preferably, a plurality of heat absorbing protrusions 502 are fixedly disposed on the heat absorbing inner casing 2 near the near side air outlet 501 to improve the heat absorbing effect and prevent heat from accumulating inside.
Preferably, a plurality of second heat absorbing members 601 are fixedly disposed on the heat absorbing inner casing 2 adjacent to the top wind tunnel 6, because the hot air floats upwards, and the second heat absorbing members 601 disposed at the top end can absorb heat better.
Preferably, the first rotating rod 16 penetrates through a first annular bearing 19 embedded in the isolation cover 13, the second rotating rod 23 penetrates through a second annular bearing 26 embedded in the isolation cover 13, the third rotating rod 29 penetrates through a third annular bearing 32 embedded in the isolation cover 13, the first rotating rod 16, the second rotating rod 23 and the third rotating rod 29 can rotate, and the first annular bearing 19, the second annular bearing 26 and the third annular bearing 32 all play a role in movable support.
Preferably, dust collecting boxes 34 are arranged below the air inlet filter screen 8 and the air outlet filter screen 12, handles 35 are fixedly arranged on the dust collecting boxes 34, the dust collecting boxes 34 are movably arranged on the installation slide rails 36, the installation slide rails 36 are fixedly arranged in the side walls of the heat dissipation shell 1, after the dust collecting boxes 34 are filled with dust, the dust collecting boxes 34 can be taken down along the installation slide rails 36 through the handles 35 for cleaning, and the air inlet filter screen and the air outlet filter screen are installed after cleaning to be continuously used.
A purifier comprising the above circulation structure for air.
The working principle is as follows: after the air cooler 10 is started, external air enters from the air inlet pipe 9 to form two circulating air ducts, wherein the external air passes through the air inlet duct 3, the bottom air duct 4, the longitudinal air duct 5, the top air duct 6 and the air outlet duct 7 in sequence and is finally discharged through the air outlet filter screen 12, and the external air enters the inner cavity of the heat absorption inner shell 2 from the bottom air outlet 401 and the side air outlet 501, then converges into the air outlet duct 7 from the internal air outlet 11 and is finally discharged through the air outlet filter screen 12.
Discharged air flows pass through the air outlet duct 7, the air flows can drive the rotating blades 18 and the first rotating rods 16 to rotate when passing through the rotating blades 18, the first rotating rods 16 drive the transmission belt 21 to rotate through the driving gear 20, so that the first driven gears 27 and the second driven gears 33 in the transmission belt 21 both rotate, on one hand, the first driven gears 27 drive the second rotating rods 23 to rotate, so that the air outlet end cleaning rods 24 and the first brushes 25 rotate to clean the air outlet filter screen 12 to form a circular cleaning area, on the other hand, the second driven gears 33 drive the third rotating rods 29 to rotate, so that the air inlet end cleaning rods 30 and the second brushes 31 rotate to clean the air inlet filter screen 8 and also form a circular cleaning area, floating dust attached to the surfaces of the air outlet filter screen 12 and the air inlet filter screen 8 is cleaned through the spontaneous operation, and the blockage caused by the fact that external air duct dust enters the circulating filter screen 8 from the air inlet, and the phenomenon that external dust flows backwards from the air outlet filter screen 12 to pollute internal elements is avoided, manual operation is not needed, and the air conditioner is more convenient.
Meanwhile, the drying agent 40 is arranged at the joint of the air inlet duct 3 and the bottom air duct 4, so that moisture in external air can be absorbed in time, and the moisture is prevented from entering internal elements to cause damage, in addition, cold airflow blown out from the side air outlet 501 cools the internal elements to form high-temperature airflow to blow to the first heat absorbing piece 37, the first heat absorbing piece 37 and the heat collecting fins 38 collect heat in time, and conduct the heat to the drying agent 40 through the heat conducting rod 39, so that the drying agent 40 is dried, the repeated use of the drying agent 40 is facilitated, and the effective service life of the device is effectively prolonged.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. A circulation structure for air, comprising a heat-dissipating casing (1), characterized in that: a heat absorption inner shell (2) is arranged inside the heat dissipation outer shell (1), an air inlet duct (3), a bottom air duct (4), a longitudinal air duct (5), a top air duct (6) and an air outlet duct (7) which are sequentially communicated are arranged between the heat dissipation outer shell (1) and the heat absorption inner shell (2), a plurality of bottom air outlets (401) are communicated and arranged on the bottom air duct (4), and a plurality of side air outlets (501) are communicated and arranged on the longitudinal air duct (5);
the air inlet duct (3) penetrates through the heat dissipation shell (1) and an inlet is provided with an air inlet filter screen (8), the air inlet duct (3) is provided with an air inlet pipe (9) in a communicating manner, the air inlet pipe (9) is fixedly arranged on the heat dissipation shell (1), the air inlet pipe (9) is provided with an air cooler (10), the air outlet duct (7) is provided with an internal air outlet (11) in a communicating manner, the air outlet duct (7) penetrates through the heat dissipation shell (1) and an outlet is provided with an air outlet filter screen (12), one side of the heat absorption inner shell (2) close to the air outlet filter screen (12) is fixedly provided with an isolation cover (13), a one-way valve (14) is arranged between the isolation cover (13) and the heat dissipation shell (1), a bearing seat I (15) is fixedly arranged in the isolation cover (13), and a rotating rod I (16), one end, far away from the bearing seat I (15), of the rotating rod I (16) is movably arranged in a bearing seat II (17), the bearing seat II (17) is fixedly embedded in the heat dissipation shell (1), a plurality of rotating blades (18) are fixedly arranged on the rotating rod I (16), a driving gear (20) is fixedly arranged on the rotating rod I (16) in a penetrating mode, the driving gear (20) is arranged in the isolation cover (13), and a driving belt (21) is arranged on the driving gear (20);
a third bearing seat (22) is fixedly arranged in the isolation cover (13) close to the air outlet filter screen (12), a second rotating rod (23) is movably arranged in the third bearing seat (22), one end of the second rotating rod (23) close to the air outlet filter screen (12) is fixedly provided with an air outlet end cleaning rod (24), a first brush (25) is arranged on the air outlet end cleaning rod (24), a first driven gear (27) is fixedly arranged on the second rotating rod (23) in a penetrating mode, and the first driven gear (27) is arranged in the transmission belt (21);
a bearing seat four (28) is fixedly arranged in the isolation cover (13) close to the air inlet filter screen (8), a rotating rod three (29) is movably arranged in the bearing seat four (28), one end of the rotating rod three (29) close to the air inlet filter screen (8) is fixedly provided with an air inlet end cleaning rod (30), a brush two (31) is arranged on the air inlet end cleaning rod (30), a driven gear two (33) is fixedly arranged on the rotating rod three (29) in a penetrating mode, and the driven gear two (33) is arranged in the transmission belt (21);
a first heat absorbing piece (37) is fixedly arranged on the heat absorbing inner shell (2) at one end of the opposite side air outlet (501), a plurality of heat collecting fins (38) are fixedly arranged on the first heat absorbing piece (37), a heat conducting rod (39) is fixedly arranged at the bottom of the first heat absorbing piece (37), a drying agent (40) is arranged at the joint of the air inlet duct (3) and the bottom air duct (4), and the heat conducting rod (39) extends into the drying agent (40).
2. A circulation structure for air according to claim 1, wherein: a plurality of heightening bulges (402) are fixedly arranged on the heat absorption inner shell (2) close to the bottom air outlet (401).
3. A circulation structure for air according to claim 1, wherein: a plurality of heat absorption bulges (502) are fixedly arranged on the heat absorption inner shell (2) close to the near side air outlet (501).
4. A circulation structure for air according to claim 1, wherein: and a plurality of second heat absorbing pieces (601) are fixedly arranged on the heat absorbing inner shell (2) close to the top air duct (6).
5. A circulation structure for air according to claim 1, wherein: the first rotating rod (16) penetrates through a first annular bearing (19) embedded in the isolation cover (13), the second rotating rod (23) penetrates through a second annular bearing (26) embedded in the isolation cover (13), and the third rotating rod (29) penetrates through a third annular bearing (32) embedded in the isolation cover (13).
6. A circulation structure for air according to claim 1, wherein: the air conditioner is characterized in that dust collecting boxes (34) are arranged below the air inlet filter screen (8) and the air outlet filter screen (12), handles (35) are fixedly arranged on the dust collecting boxes (34), the dust collecting boxes (34) are movably arranged on installation slide rails (36), and the installation slide rails (36) are fixedly arranged in the side wall of the heat dissipation shell (1).
7. A purifier, characterized by: comprising a circulation structure for air according to any one of the preceding claims 1-6.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020739966.8U CN212417287U (en) | 2020-05-08 | 2020-05-08 | Circulating structure for air and purifier thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020739966.8U CN212417287U (en) | 2020-05-08 | 2020-05-08 | Circulating structure for air and purifier thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212417287U true CN212417287U (en) | 2021-01-29 |
Family
ID=74289137
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020739966.8U Expired - Fee Related CN212417287U (en) | 2020-05-08 | 2020-05-08 | Circulating structure for air and purifier thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212417287U (en) |
-
2020
- 2020-05-08 CN CN202020739966.8U patent/CN212417287U/en not_active Expired - Fee Related
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| CF01 | Termination of patent right due to non-payment of annual fee |