CN213841281U - Air inlet switching device and fresh air fan thereof - Google Patents
Air inlet switching device and fresh air fan thereof Download PDFInfo
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- CN213841281U CN213841281U CN202022457540.6U CN202022457540U CN213841281U CN 213841281 U CN213841281 U CN 213841281U CN 202022457540 U CN202022457540 U CN 202022457540U CN 213841281 U CN213841281 U CN 213841281U
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- air inlet
- sliding groove
- bottom cover
- air
- closing device
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Abstract
The utility model relates to a new fan technical field, in particular to air intake switching device, include: the air conditioner comprises an outer shell consisting of an upper cover and a bottom cover, wherein the upper cover is provided with a first air inlet, the bottom cover is provided with a second air inlet at a position corresponding to the first air inlet, the bottom cover is provided with a sliding groove, and a first clamping column is convexly arranged in the bottom cover; the driving structure is arranged in the outer shell; the turntable is arranged on the inner side wall of the upper cover, one side edge of the turntable is in threaded connection with the driving structure, and the turntable is provided with a third air inlet which is superposed with the first air inlet and the second air inlet; first passing grooves are uniformly arranged on the rotating disc at intervals on the peripheral side of the third air inlet, and a second sliding groove structure clamped with the first clamping column is arranged on the rotating disc; the first through grooves are correspondingly arranged on the first through grooves one by one and can be driven by the rotary table to be spliced into a closed integral blade structure. The air inlet is conveniently opened and closed through the sliding groove type opening and closing structure, the installation space is not occupied, and the structure is compact. Additionally, the utility model discloses new fan is still provided.
Description
Technical Field
The utility model relates to a new fan technical field, in particular to air intake switching device and new fan thereof.
Background
The fresh air machine is an effective air purification device, can circulate indoor air, on one hand, discharges dirty indoor air outdoors, and on the other hand, inputs outdoor fresh air into the room after measures such as sterilization, disinfection, filtration and the like, so that the air in the room is fresh and clean at every moment. Under new fan standby state, the air intake gets into the dust easily, and then influences new fan's use.
In order to overcome the defects, a technology of additionally arranging a dustproof device at the air inlet of the fresh air fan is provided in the market. At present, the dustproof structure for the fresh air machine on the market is an up-and-down pushing structure, the structure is arranged to occupy relatively space, meanwhile, the attractiveness is poor, and the requirements of users cannot be met.
SUMMERY OF THE UTILITY MODEL
The utility model discloses a main aim at provides air intake switching device, opens and shuts the structure through the slotted and conveniently opens and shuts the air intake, does not occupy installation space, and compact structure nature is good.
Correspondingly, the utility model also provides a new fan that is provided with air intake switching device.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
air intake switching device includes:
the shell body with an accommodating cavity is formed by an upper cover and a bottom cover, the upper cover is provided with a first air inlet, the bottom cover is provided with a second air inlet at a position corresponding to the first air inlet, sliding grooves are formed in the periphery of the second air inlet and on the bottom cover, and a first clamping column is convexly arranged in the bottom cover;
the driving structure is arranged in the outer shell;
the rotary disc is arranged on the inner side wall of the upper cover, one side edge of the rotary disc is in threaded connection with the driving structure, and a third air inlet which is superposed with the first air inlet and the second air inlet is formed in the rotary disc; first passing grooves are uniformly arranged on the rotary table at intervals on the peripheral side of the third air inlet, and a second sliding groove structure clamped with the first clamping column is arranged on the rotary table;
the first through grooves are correspondingly arranged on the first through grooves one by one, and can be driven by the rotary table to be spliced into a closed integral blade structure.
Preferably, each of said blade structures comprises: and one end of the blade is arranged on the sliding groove, and the second clamping column penetrates through the blade and the first through groove.
Preferably, the turntable is of the toroidal type.
Preferably, each second sliding chute structure is uniformly and convexly arranged on the outer edge of the rotary disc at intervals.
Preferably, the outer side wall of one of the second runner structures is provided with threads.
Preferably, the second sliding groove structures are correspondingly clamped with the first clamping columns one by one.
Preferably, the protruding length of the second sliding groove structure provided with the screw thread is greater than the protruding length of the rest of the second sliding groove structures.
Preferably, the sliding groove is groove-shaped.
Preferably, the driving structure includes: the motor is arranged on the bottom cover, the rotating shaft is convexly arranged on one surface of the motor, and the gear is clamped on the rotating shaft and is in threaded connection with the rotary disc.
The utility model has the advantages that: the blade structure is arranged and combined with the sliding groove, the driving structure drives the rotary disc to rotate, and the rotary disc drives the blade structure to rotate, so that the blade structure can form a sealing structure to close the first air inlet of the air inlet and the second air inlet, and also can enable the blade structure to slide to be in an open state, so that the first air inlet of the air inlet and the second air inlet are opened. The utility model discloses a slotted structure that opens and shuts conveniently the air intake, does not occupy installation space, and compact structure nature is good.
Correspondingly, the utility model also provides a new fan, include: the shell is arranged in the fan structure in the shell, and an air inlet opening and closing device is arranged in the shell and at a position corresponding to the first air inlet and the second air inlet.
The air inlet switching device is convenient for the air inlet of the fresh air fan to be opened and closed, and the air inlet switching device does not occupy space, so that the product has the characteristics of convenience in installation and good structure compactness.
Drawings
Fig. 1 is a schematic structural diagram of an embodiment of the air intake opening and closing device of the present invention.
Fig. 2 is an exploded view of an embodiment of the air inlet opening/closing device of the present invention.
Fig. 3 is a schematic structural view illustrating an opened state of a blade structure according to an embodiment of the present invention.
Fig. 4 is a schematic structural view illustrating a closed state of a blade structure according to an embodiment of the present invention.
Fig. 5 is a cross-sectional view of an embodiment of the new wind turbine of the present invention.
The following are the description of the reference numbers of the specification:
the air conditioner comprises a shell 1, an air inlet a, an upper cover 11, an 1, a first air inlet, a bottom cover 12, an 2, a second air inlet, a sliding groove 13, a first clamping column 14, a driving structure 2, a motor 21, a rotating shaft 22, a gear 23, a rotating disc 3, an 3, a third air inlet 31, a first passing groove 32, a second sliding groove structure 4, a vane structure 41, a vane 42, a second clamping column, a shell A and a fan B.
Detailed Description
In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.
Referring to fig. 1 to 4, the air inlet opening and closing device of the present embodiment includes an outer casing 1 provided with an air inlet a, a driving structure 2, a turntable 3, and a blade structure 4, wherein the driving structure 2 is disposed in the outer casing 1, the turntable 3 is disposed in the casing 1 and is driven by the driving structure 2, and the blade structure 4 is disposed in the outer casing 1 and is driven by the turntable 3 to close the air inlet a or open the air inlet a.
In some embodiments, the outer housing 1 includes an upper cover 11 and a bottom cover 12, which form a structure having an accommodating cavity, the upper cover 11 is provided with the first air inlet a1, the bottom cover 12 is provided with a second air inlet a2 at a position corresponding to the first air inlet a1, a sliding groove 13 is disposed on the bottom cover 12 and around the second air inlet a2, the sliding groove 13 is in a groove shape, and the bottom cover 12 is further provided with a first engaging column 14 in a protruding manner. The first air inlet a1 and the second air inlet a2 are coincident in position.
In some embodiments, the drive structure 2 comprises: the rotary table comprises a motor 21 arranged on the bottom cover 12, a rotating shaft 22 convexly arranged on one surface of the motor 21, and a gear 23 clamped on the rotating shaft 22 and connected with the rotary table 3 in a threaded manner. Specifically, when receiving an electrical signal, the motor 21 drives the rotating shaft 22 to rotate, and the rotating shaft 22 further drives the gear 3 to rotate. It should be noted that starting the driving structure 2 is a conventional technology, and therefore, the description thereof is omitted here.
In some embodiments, the rotating disc 3 is disposed on the inner sidewall of the upper cover 11, and has a side screwed to the driving structure 2 and is provided with a third air inlet a3 coinciding with the first air inlet a1 and the second air inlet a 2. The turntable 3 is of a circular ring type. First passing grooves 31 are uniformly formed in the turntable 3 at intervals on the peripheral side of the third air inlet a3, and second sliding groove structures 32 engaged with the first engaging posts 14 are formed in the turntable 3. Specifically, the first through grooves 31 are formed in the circular ring surface of the turntable 3, each of the second sliding groove structures 32 is uniformly and convexly formed on the outer edge of the turntable 3 at intervals, wherein a thread is formed on the outer side wall of one of the second sliding groove structures 32, and the protruding length of the second sliding groove structure 32 provided with the thread is greater than the protruding length of the other second sliding groove structures 32. Further, the second sliding groove structures 32 are engaged with the first engaging posts 14 in a one-to-one correspondence, and further, when the rotary table 3 is driven by the driving structure 2, the second sliding groove structures 32 slide back and forth along the corresponding first engaging posts 14. It should be noted that the first air inlet a1, the air inlet a2 and the air inlet a3 are overlapped to form an integral air inlet a, and the "first", "second" and "third" are only for distinguishing purposes and have no practical meaning.
In some embodiments, the vane structures 4 are disposed on the first through grooves 31 in a one-to-one correspondence, and can be driven by the rotating disc 3 to be spliced into a closed whole for sealing the first air inlet a1, the second air inlet a2 and the third air inlet a 3. Specifically, each of the blade structures 4 includes: a blade 41 disposed between the rotary disk 3 and the bottom cover 12, and a second engaging post 42 having one end disposed on the sliding slot 13 and penetrating through the blade 41 and the first passing slot 31. More particularly, the driving structure 2 drives the rotary table 3 to rotate through the gear 23 and the thread of the rotary table 3, the rotary table 3 rotates back and forth through the structure setting of the second sliding groove structure 32 and the first engaging column 14, the first through groove 31 of the rotary table 3 drives the second engaging column 42 to move, each second engaging column 42 further drives each blade 41 to slide, so as to realize the function of closing the air inlet a, and when the second sliding groove structure 32 provided with the thread and the gear 23 move in the other direction in opposite directions, each blade 41 is driven to slide to the position of opening the air inlet a.
As can be seen from the above description, the air inlet a is opened and closed by the sliding structure, the structure is compact, and the air inlet a does not occupy much space.
Correspondingly, the utility model also provides a new fan, please combine fig. 5, the concrete structure of a new fan embodiment is as follows, include: the air inlet switching device is disposed in the casing a at a position corresponding to the first air inlet a1 and the second air inlet a2, and the structural description of the air inlet switching device refers to the above explanation, which is not repeated herein.
Be provided with air intake switching device's new fan has better dustproof effect, and the switch air intake is convenient, and compact structure nature is good.
The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (10)
1. Air intake switching device, its characterized in that includes:
the shell body with an accommodating cavity is formed by an upper cover and a bottom cover, the upper cover is provided with a first air inlet, the bottom cover is provided with a second air inlet at a position corresponding to the first air inlet, sliding grooves are formed in the periphery of the second air inlet and on the bottom cover, and a first clamping column is convexly arranged in the bottom cover;
the driving structure is arranged in the outer shell;
the rotary disc is arranged on the inner side wall of the upper cover, one side edge of the rotary disc is in threaded connection with the driving structure, and a third air inlet which is superposed with the first air inlet and the second air inlet is formed in the rotary disc; first passing grooves are uniformly arranged on the rotary table at intervals on the peripheral side of the third air inlet, and a second sliding groove structure clamped with the first clamping column is arranged on the rotary table;
the first through grooves are correspondingly arranged on the first through grooves one by one, and can be driven by the rotary table to be spliced into a closed integral blade structure.
2. The intake opening and closing device of claim 1, wherein each of the vane structures comprises: and one end of the blade is arranged on the sliding groove, and the second clamping column penetrates through the blade and the first through groove.
3. The intake opening and closing device of claim 1, wherein the turntable is circular.
4. The intake opening and closing device of claim 3, wherein each of the second chute structures is protruded on the outer edge of the turntable at regular intervals.
5. The intake opening and closing device of claim 4, wherein an outer side wall of the second chute structure is provided with threads.
6. An air intake opening and closing device according to claim 4, wherein the second sliding groove structures are engaged with the first engaging posts in a one-to-one correspondence.
7. The air intake opening and closing device of claim 5, wherein the protruding length of the second sliding groove structure provided with the screw thread is greater than the protruding length of the remaining second sliding groove structures.
8. The intake opening and closing device of claim 1, wherein the chute is groove-shaped.
9. The intake opening and closing device of claim 1, wherein the driving structure comprises: the motor is arranged on the bottom cover, the rotating shaft is convexly arranged on one surface of the motor, and the gear is clamped on the rotating shaft and is in threaded connection with the rotary disc.
10. Fresh air machine includes: the air inlet switch device comprises a shell and a fan structure arranged in the shell, and is characterized in that the air inlet switch device as claimed in claim 1 is arranged in the shell at a position corresponding to the first air inlet and the second air inlet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022457540.6U CN213841281U (en) | 2020-10-29 | 2020-10-29 | Air inlet switching device and fresh air fan thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022457540.6U CN213841281U (en) | 2020-10-29 | 2020-10-29 | Air inlet switching device and fresh air fan thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213841281U true CN213841281U (en) | 2021-07-30 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022457540.6U Active CN213841281U (en) | 2020-10-29 | 2020-10-29 | Air inlet switching device and fresh air fan thereof |
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| Country | Link |
|---|---|
| CN (1) | CN213841281U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113827758A (en) * | 2021-10-25 | 2021-12-24 | 珠海格力电器股份有限公司 | Opening and closing mechanism and disinfection equipment |
-
2020
- 2020-10-29 CN CN202022457540.6U patent/CN213841281U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113827758A (en) * | 2021-10-25 | 2021-12-24 | 珠海格力电器股份有限公司 | Opening and closing mechanism and disinfection equipment |
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