CN218376978U - Efficient bladeless fan with air outlet efficiency - Google Patents
Efficient bladeless fan with air outlet efficiency Download PDFInfo
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- CN218376978U CN218376978U CN202222449163.0U CN202222449163U CN218376978U CN 218376978 U CN218376978 U CN 218376978U CN 202222449163 U CN202222449163 U CN 202222449163U CN 218376978 U CN218376978 U CN 218376978U
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Abstract
The utility model relates to the technical field of bladeless fans, and discloses an air-out efficiency efficient bladeless fan, which comprises a fan base shell, a motor, a rotary impeller, a bladeless air ring, an air drum shell, an air guide sleeve and a spiral air director, wherein the air guide sleeve is sleeved on the rotary impeller and positioned in the lower end of the air drum shell, and can synchronously rotate along with the rotary impeller; the spiral flow guider is connected in the upper end of the air drum shell, communicated with the air outlet and used for spirally guiding airflow. The utility model provides a high-efficient type bladeless fan of air-out efficiency has optimized the air-out effect, has reduced the flow resistance of air current, improves air-out efficiency, and the air-out is more nice and cool, and the use experience effect is better.
Description
Technical Field
The utility model relates to a bladeless fan technical field especially relates to an efficient type bladeless fan of air-out efficiency.
Background
The bladeless fan is also called an air doubling machine, can generate natural and continuous cold wind, does not cover dust or hurt fingers of children because of no blades, and has the characteristics of easy cleaning and safe air outlet.
Chinese patent No. CN102996476B discloses a bladeless fan with good air outlet effect. The bladeless fan comprises a base part, wherein a wind ring is installed on the base part, the base part comprises a shell, an impeller hood is arranged in the shell, an air inlet and an air outlet are formed in two ends of the impeller hood respectively, a motor and a wind impeller driven by the motor are arranged in the impeller hood, a cavity is formed between the shell and the impeller hood, the upper end of the cavity is connected with an internal channel of the wind ring, and a flexible sealing piece is arranged at the upper end of the cavity. However, the bladeless fan still cannot well reduce the flow resistance of the air flow, the air outlet efficiency is low, and a good air outlet effect cannot be achieved.
SUMMERY OF THE UTILITY MODEL
The utility model aims at overcoming prior art's problem, providing a high-efficient type bladeless fan of air-out efficiency that air-out effect is better.
In order to achieve the above purpose, the utility model adopts the following scheme:
a bladeless fan with high air outlet efficiency comprises a fan base shell, a motor, a rotary impeller and a bladeless air ring, wherein the fan base shell is provided with an air inlet hole communicated with an inner cavity of the fan base shell; the efficient bladeless fan with the air outlet efficiency further comprises:
the cavity of the air drum shell is communicated with the upper end and the lower end of the air drum shell respectively; the upper end of the air drum shell is connected with the fan base shell at a position corresponding to the air outlet, and the air outlet is communicated with the air outlet; the lower end of the air drum shell is communicated with the inner cavity of the fan base shell; the motor is positioned in the middle lower end of the wind drum shell; the rotary impeller is positioned below the motor, connected with an output shaft of the motor and positioned in the lower end of the air drum shell;
the wind guide sleeve is clamped on the rotating impeller, is positioned in the lower end of the wind drum shell and can synchronously rotate along with the rotating impeller;
and the spiral flow guider is connected in the upper end of the air drum shell, is communicated with the air outlet and is used for spirally guiding airflow.
Further, the spiral flow guider comprises a fixing ring, a flow guide cover and spiral flow guide blades; the fixing ring is connected in the upper end of the air drum shell; the air guide sleeve is positioned in the fixing ring; one ends of the spiral guide vanes are uniformly distributed on the outer surface of the guide cover around the central axis of the fixing ring; one end of each spiral guide vane extends from the upper end of the outer surface of the guide cover to the lower end of the outer surface of the guide cover; the other end of each spiral guide vane is connected with the fixing ring; the air guide sleeve is provided with a plurality of air guide holes; and a spiral air duct used for communicating the cavity of the air drum shell and the air outlet is formed between every two adjacent spiral guide vanes.
Further, the motor is connected to the lower end of the air guide sleeve through a silencing mounting seat; the upper end of the silencing mounting seat is matched and connected with the lower end face of the flow guide cover; the upper end of the inner surface of the air guide sleeve is provided with a limiting groove for the upper end of the motor to penetrate.
Further, the wind drum shell comprises an upper drum body and a lower drum body; the inner side of the upper end of the lower drum body is provided with a clamping groove matched with the outer side surface of the fixing ring; the fixing ring is embedded into the embedding groove; the lower end surface of the upper drum body is matched and arranged on the upper end surface of the lower drum body; the upper drum body, the fixing ring and the lower drum body are connected through the same screw.
Furthermore, the rotary impeller comprises an impeller body connected with the output shaft of the motor and a plurality of helical blades uniformly distributed on the impeller body around the central axis of the output shaft of the motor; a blade groove is formed in the inner side of the air guide sleeve corresponding to each spiral blade; each spiral blade is adaptive to and clamped and embedded into the corresponding blade groove so as to clamp and sleeve the air guide sleeve on the rotary impeller.
Furthermore, the air guide sleeve is of a horn-shaped structure; the upper end opening of the air guide sleeve is larger than the lower end opening of the air guide sleeve.
Further, a flexible sealing component is connected between the upper end opening of the air drum shell and the air outlet; an opening at the lower end of the air drum shell is communicated with an air guide flow channel; the lower end of the air guide flow channel is connected with the bottom end face of the fan base shell through a support column.
Further, the air inlet holes comprise air inlet mesh holes and air inlet bottom holes; the plurality of air inlet mesh arrays are arranged on the side surface of the fan base shell; the air inlet bottom holes are distributed on the bottom end face of the fan base shell.
Further, the bladeless fan ring is of a runway ring structure; and strip-shaped air guide openings which are arranged along the vertical direction of the bladeless air ring and are communicated with the inner cavity of the bladeless air ring are arranged on the left side and the right side of the bladeless air ring.
Furthermore, the efficient bladeless fan with the air outlet efficiency further comprises a humidifier, and the humidifier is installed in the lower end of the bladeless fan ring.
Compared with the prior art, the utility model has the advantages of as follows:
1. the utility model discloses set up motor and rotatory impeller in the fan-drum casing, and the pot head has the guide cover on rotatory impeller, when motor drive rotatory impeller is rotatory, the guide cover is along with rotatory impeller synchronous revolution, guide cover and rotatory impeller combined action, the revolving force of reinforcing air current, adjust the rotatory upward removal of concentrated air current, the upward velocity of flow of air current has been accelerated, adopt spiral divertor to air current spiral water conservancy diversion again, the spiral power of reinforcing air current, further concentrate the air current, promote the upward velocity of flow of air current, then the air current gets into the inner chamber of no leaf wind ring through the air outlet fast, and outwards blow out from the interior high speed of no leaf wind ring, optimize the air-out effect, the flow resistance of air current has been reduced, improve air-out efficiency, the air-out is more nice and cool, use experience effect is better.
2. The utility model discloses a traditional fan is compared to high-efficient type bladeless fan of air-out efficiency, no flabellum, safe air-out, the air current lets the people feel nice and cool wind, and no one impact nature to and can avoid the flabellum to cut child's finger, reduce the danger of stealthy, still have that the air current is soft, succinctly generous, steady air-out and easy clear characteristics.
Drawings
The present application will be described in further detail with reference to the drawings and the following detailed description.
Fig. 1 is the sectional structure schematic diagram of the efficient bladeless fan with air-out efficiency of the present invention.
Fig. 2 is the utility model discloses a three-dimensional structure schematic diagram of the high-efficient type bladeless fan of air-out efficiency.
Fig. 3 is one of the three-dimensional structural diagrams illustrating the decomposition of the local structure of the efficient bladeless fan.
Fig. 4 is a second exploded perspective view of the local structure of the efficient bladeless fan according to the present invention.
Fig. 5 is a schematic perspective view of the rotary impeller of the present invention.
Fig. 6 is a schematic perspective view of the wind guide sleeve of the present invention.
The figure includes:
the air-cooling fan comprises a fan base shell 1, an air inlet hole 11, an air inlet mesh hole 111, an air inlet bottom hole 112, an air outlet 12, a motor 2, a rotary impeller 3, an impeller body 31, a spiral blade 32, a bladeless air ring 4, a strip-shaped air guide opening 41, an air drum shell 5, an upper drum body 51, a lower drum body 52, a clamping groove 521, an air guide sleeve 6, a blade groove 61, a spiral fluid director 7, a fixing ring 71, a flow guide cover 72, a flow guide hole 721, a limiting groove 722, a spiral flow guide blade 73, a spiral air duct 74, a flexible sealing member 8, a humidifier 9, an air guide flow channel 10, a support column 20 and a silencing installation seat 30.
Detailed Description
The following detailed description of the embodiments of the present invention is provided with reference to the accompanying drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.
As shown in fig. 1 to 6, an efficient bladeless fan with air outlet efficiency comprises a fan base shell 1, a motor 2, a rotating impeller 3, a bladeless fan ring 4, a blower shell 5, an air guide sleeve 6 and a spiral air deflector 7, wherein the fan base shell 1 is provided with an air inlet hole 11 communicated with an inner cavity of the fan base shell, and an air outlet 12 communicated with the inner cavity of the bladeless fan ring 4 is formed in the top end of the fan base shell 1. The bladeless fan ring 4 is of a runway annular structure; the left side and the right side of the bladeless fan ring 4 are both provided with strip-shaped air guide openings 41 which are arranged along the vertical direction of the bladeless fan ring 4 and communicated with the inner cavity of the bladeless fan ring 4. The strip-shaped air guide opening 41 is arranged in shape, so that the air outlet area is larger and the air outlet effect is better compared with the vertical direction of the bladeless air ring 4. The bladeless ring 4 is connected to the top end of the fan base shell 1 in a matched mode. The cavity of the air drum shell 5 is communicated with the upper end and the lower end of the air drum shell respectively. The upper end of the air drum shell 5 is connected with the fan base shell 1 at a position corresponding to the air outlet 12, and the air outlet 12 is communicated with the air drum shell. The lower end of the air drum shell 5 is communicated with the inner cavity of the fan base shell 1. The motor 2 is positioned in the middle lower end of the wind drum shell 5; the rotary impeller 3 is positioned below the motor 2, connected with an output shaft of the motor 2, and positioned in the lower end of the wind drum shell 5. The wind guide sleeve 6 is sleeved on the rotating impeller 3 in a clamping manner, is positioned in the lower end of the wind drum shell 5 and can rotate synchronously with the rotating impeller 3. The spiral fluid director 7 is connected in the upper end of the air drum shell 5 and communicated with the air outlet 12 and is used for spirally guiding airflow.
The efficient air-out efficiency bladeless fan is characterized in that a motor 2 and a rotary impeller 3 are arranged in a fan drum shell 5, an air guide sleeve 6 is sleeved on the rotary impeller 3 in a clamping mode, when the motor 2 drives the rotary impeller 3 to rotate, the air guide sleeve 6 rotates synchronously along with the rotary impeller 3, the air guide sleeve 6 and the rotary impeller 3 act together to enhance the rotating force of air flow, the rotation force of concentrated air flow is adjusted to move upwards, the upward flow rate of the air flow is accelerated, then the spiral flow guider 7 is adopted to conduct spiral flow on the air flow, the spiral force of the air flow is enhanced, the air flow is further concentrated, the upward flow rate of the air flow is improved, then the air flow rapidly enters an inner cavity of a bladeless air ring 4 through an air outlet 12 and is blown out from the bladeless air ring 4 at a high speed, the air-out effect is optimized, the flow resistance of the air flow is reduced, the air-out efficiency is improved, the air-out efficiency is cooler, and the use experience effect is better. On the other hand, compared with the traditional fan, the efficient bladeless fan with the air outlet efficiency has the advantages that no fan blade exists, the air is safely exhausted, the air flow enables people to feel cool and wind, no impact exists, the fingers of children can be prevented from being cut by the fan blade, hidden danger is reduced, and the efficient bladeless fan with the air outlet efficiency has the advantages of being soft in air flow, concise, elegant, stable in air outlet and easy to clean.
In the present embodiment, the spiral deflector 7 includes a fixed ring 71, a deflector 72, and spiral deflector blades 73; the fixing ring 71 is connected in the upper end of the air drum shell 5; the air guide sleeve 72 is positioned in the fixing ring 71; one ends of the spiral guide vanes 73 are uniformly distributed on the outer surface of the guide cover 72 around the central axis of the fixing ring 71; one end of each of the spiral guide vanes 73 extends from the upper end of the outer surface of the guide cover 72 to the lower end of the outer surface thereof; the other end of each spiral guide vane 73 is connected with the fixing ring 71; the air guide sleeve 72 is provided with a plurality of air guide holes 721; a spiral air duct 74 for communicating the cavity of the air drum shell 5 and the air outlet 12 is formed between two adjacent spiral guide vanes 73. The spiral fluid director 7 is formed by arranging the fixing ring 71, the flow guide cover 72 and the spiral flow guide blades 73, the whole positioning of the spiral fluid director 7 is realized by the fixing ring 71, the connection between the fixing ring 71 and the flow guide cover 72 is realized by the spiral flow guide blades 73, meanwhile, the spiral air duct 74 is formed between the two adjacent spiral flow guide blades 73, the spiral flow guide of the air flow can be realized, the air flow is further concentrated, the upward flow rate of the air flow is improved, the air outlet effect is optimized, the flow resistance of the air flow is reduced, the air outlet efficiency is improved, the air outlet is cooler, and the use experience effect is better.
In order to ensure that the motor 2 is stably installed and has good noise reduction and noise reduction effects on the motor 2, the motor 2 is connected to the lower end of the air guide sleeve 72 through a noise reduction installation seat 30; the upper end of the silencing installation seat 30 is matched and connected with the lower end surface of the air guide sleeve 72; the upper end of the inner surface of the air guide sleeve 72 is provided with a limit groove 722 through which the upper end of the motor 2 can penetrate. The limiting groove 722 can play a role in positioning the motor 2 which works in vibration, and the connection stability of the motor 2 on the air guide sleeve 72 is enhanced.
In the present embodiment, the wind drum housing 5 includes an upper drum body 51 and a lower drum body 52; a clamping and embedding groove 521 matched with the outer side surface of the fixing ring 71 is formed in the inner side of the upper end of the lower drum body 52; the fixing ring 71 is inserted into the insertion groove 521; the lower end surface of the upper drum body 51 is fittingly arranged on the upper end surface of the lower drum body 52; the upper drum body 51, the fixing ring 71 and the lower drum body 52 are connected through the same screw. Specifically, the upper drum body 51, the fixing ring 71 and the lower drum body 52 are correspondingly provided with mounting holes through which screws can pass. The screws are of conventional construction and are not shown in the drawings. And the upper end of the upper drum body 51 is connected with the fan base shell 1 at a position corresponding to the air outlet 12 and the air outlet 12 is communicated. Through setting up the inlay card groove 521, to the preliminary adaptation location of solid fixed ring 71, recycle the screw and connect the drum body, solid fixed ring 71 and lower drum body 52 together, easy dismounting connects stably.
In order to increase the sealing performance between the upper opening of the blower housing 5 and the air outlet 12, a flexible sealing member 8, such as a sealing ring, is connected between the upper opening of the blower housing 5 and the air outlet 12.
In order to better concentrate the air flow, the lower end opening of the air drum shell 5 is communicated with an air guide flow passage 10; the lower end of the air guide flow passage 10 is connected to the bottom end face of the fan base casing 1 through a support pillar 20.
In the present embodiment, the rotary impeller 3 includes an impeller body 31 connected to the output shaft of the motor 2 and a plurality of helical blades 32 uniformly arranged on the impeller body 31 around the central axis of the output shaft of the motor 2; a blade groove 61 is formed in the inner side of the air guide sleeve 6 corresponding to each spiral blade 32; each helical blade 32 is inserted into the corresponding blade groove 61 by a matching clamp so as to clamp and sleeve the air guide sleeve 6 on the rotary impeller 3. The blade grooves 61 with the same number are arranged according to the number of the spiral blades 32, the adaptive cards of each spiral blade 32 are embedded into the corresponding blade grooves 61, the air guide sleeve 6 is clamped on the rotary impeller 3, the connection stability between the air guide sleeve 6 and the rotary impeller 3 is further enhanced, viscose glue can be additionally arranged in the blade grooves 61, the stable connection between the spiral blades 32 and the blade grooves 61 is realized, the air guide sleeve 6 and the rotary impeller 3 can act together, the rotation of concentrated air flow is adjusted to move upwards, and the upward flow rate of the air flow is accelerated.
Preferably, the air guide sleeve 6 is of a horn-shaped structure; the upper end opening of the air guide sleeve 6 is larger than the lower end opening thereof. The air guide sleeve 6 is arranged in this way, the concentrated air flow can be adjusted to rotate and move upwards, and the upward flow velocity of the air flow is accelerated.
In order to better supply air and increase the air flow of the fan base shell 1, the air inlet holes 11 comprise air inlet mesh holes 111 and air inlet bottom holes 112; a plurality of the air inlet mesh openings 111 are arranged on the side surface of the fan base shell 1 in an array manner; the air inlet bottom holes 112 are distributed on the bottom end surface of the fan base shell 1.
The efficient bladeless fan with the air outlet efficiency further comprises a humidifier 9, wherein the humidifier 9 is installed in the lower end of the bladeless fan ring 4. Through setting up humidifier 9, make this high-efficient type bladeless fan of air-out efficiency have the humidification function, can be to the environment humidification, can blow, certain humidity in the air is kept to improve the comfort level of environment effectively.
To sum up, the embodiment of the utility model provides a high-efficient type bladeless fan of air-out efficiency, wherein, this high-efficient type bladeless fan of air-out efficiency sets up motor 2 and rotatory impeller 3 in wind drum casing 5, and the pot head has guide cover 6 on rotatory impeller 3, when motor 2 drive rotatory impeller 3 is rotatory, guide cover 6 is along with rotatory impeller 3 synchronous revolution, guide cover 6 and rotatory impeller 3 combined action, the revolving force of reinforcing air current, adjust the rotatory upward movement of concentrated air current, the upward velocity of flow of air current has been accelerated, adopt spiral divertor 7 to the air current spiral water conservancy diversion again, the spiral power of reinforcing air current, further concentrate the air current, promote the upward velocity of flow of air current, then the air current gets into the inner chamber of bladeless wind ring 4 through air outlet 12 fast, and outwards blow out from the interior high speed of bladeless wind ring 4, optimize the air-out effect, the flow resistance of air current has been reduced, improve air-out efficiency, the air-out is nice and cool, use experience effect is better. On the other hand, compared with the traditional fan, the efficient bladeless fan with the air outlet efficiency has the advantages that no fan blade exists, the air is safely exhausted, the air flow enables people to feel cool and wind, no impact exists, the fingers of children can be prevented from being cut by the fan blade, hidden danger is reduced, and the efficient bladeless fan with the air outlet efficiency has the advantages of being soft in air flow, concise, elegant, stable in air outlet and easy to clean.
The foregoing is only a preferred embodiment of the present application, and it should be noted that, for those skilled in the art, many modifications and substitutions can be made without departing from the technical principle of the present application, and these modifications and substitutions should also be regarded as the protection scope of the present application.
Claims (10)
1. A bladeless fan with high air outlet efficiency comprises a fan base shell, a motor, a rotary impeller and a bladeless air ring, wherein the fan base shell is provided with an air inlet hole communicated with an inner cavity of the fan base shell; its characterized in that, the high-efficient type bladeless fan of air-out efficiency still includes:
the cavity of the air drum shell is communicated with the upper end and the lower end of the air drum shell respectively; the upper end of the air drum shell is connected with the fan base shell at a position corresponding to the air outlet, and the air outlet is communicated with the air outlet; the lower end of the air drum shell is communicated with the inner cavity of the fan base shell; the motor is positioned in the middle lower end of the wind drum shell; the rotary impeller is positioned below the motor, connected with an output shaft of the motor and positioned in the lower end of the air drum shell;
the wind guide sleeve is clamped on the rotating impeller, is positioned in the lower end of the wind drum shell and can synchronously rotate along with the rotating impeller;
and the spiral flow guider is connected in the upper end of the air drum shell, is communicated with the air outlet and is used for spirally guiding airflow.
2. The air-out efficiency efficient bladeless fan according to claim 1, wherein the spiral deflector comprises a fixed ring, a deflector cap and spiral deflector blades; the fixing ring is connected in the upper end of the air drum shell; the air guide sleeve is positioned in the fixing ring; one ends of the spiral guide vanes are uniformly distributed on the outer surface of the guide cover around the central axis of the fixing ring; one end of each spiral guide vane extends from the upper end of the outer surface of the guide cover to the lower end of the outer surface of the guide cover; the other end of each spiral guide vane is connected with the fixing ring; the air guide sleeve is provided with a plurality of air guide holes; and a spiral air duct used for communicating the cavity of the air drum shell and the air outlet is formed between every two adjacent spiral guide vanes.
3. The air-out efficiency efficient bladeless fan according to claim 2, wherein the motor is connected to the lower end of the air guide sleeve through a noise reduction mounting seat; the upper end of the silencing mounting seat is matched and connected with the lower end face of the flow guide cover; the upper end of the inner surface of the air guide sleeve is provided with a limiting groove for the upper end of the motor to penetrate.
4. The air outlet efficiency efficient bladeless fan according to claim 2, wherein the air drum housing comprises an upper drum body and a lower drum body; the inner side of the upper end of the lower drum body is provided with a clamping groove matched with the outer side surface of the fixing ring; the fixing ring is embedded into the embedding groove; the lower end surface of the upper drum body is matched and arranged on the upper end surface of the lower drum body; the upper drum body, the fixing ring and the lower drum body are connected through the same screw.
5. The air-out efficiency efficient bladeless fan according to claim 1, wherein the rotary impeller comprises an impeller body connected with the output shaft of the motor and a plurality of helical blades uniformly arranged on the impeller body around the central axis of the output shaft of the motor; a blade groove is formed in the inner side of the air guide sleeve corresponding to each spiral blade; each spiral blade is matched and clamped into the corresponding blade groove so as to clamp and sleeve the air guide sleeve on the rotary impeller.
6. The efficient bladeless fan of claim 5, wherein the air guide sleeve is of a trumpet-shaped structure; the upper end opening of the air guide sleeve is larger than the lower end opening of the air guide sleeve.
7. The air outlet efficiency efficient bladeless fan according to claim 1, wherein a flexible sealing member is connected between an upper end opening of the air drum shell and the air outlet; an opening at the lower end of the air drum shell is communicated with an air guide flow passage; the lower end of the air guide flow channel is connected with the bottom end face of the fan base shell through a support column.
8. The bladeless fan according to claim 1, wherein the air inlet holes comprise air inlet mesh holes and air inlet bottom holes; the plurality of air inlet mesh arrays are arranged on the side surface of the fan base shell; the air inlet bottom holes are distributed on the bottom end face of the fan base shell.
9. The efficient bladeless fan according to any one of claims 1 to 8, wherein the bladeless fan ring has a race track ring structure; and strip-shaped air guide openings which are arranged along the vertical direction of the bladeless air ring and are communicated with the inner cavity of the bladeless air ring are arranged on the left side and the right side of the bladeless air ring.
10. The wind-efficiency bladeless fan according to any one of claims 1 to 8, further comprising a humidifier mounted in a lower end of the bladeless fan ring.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222449163.0U CN218376978U (en) | 2022-09-15 | 2022-09-15 | Efficient bladeless fan with air outlet efficiency |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222449163.0U CN218376978U (en) | 2022-09-15 | 2022-09-15 | Efficient bladeless fan with air outlet efficiency |
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| Publication Number | Publication Date |
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| CN218376978U true CN218376978U (en) | 2023-01-24 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202222449163.0U Active CN218376978U (en) | 2022-09-15 | 2022-09-15 | Efficient bladeless fan with air outlet efficiency |
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| CN (1) | CN218376978U (en) |
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- 2022-09-15 CN CN202222449163.0U patent/CN218376978U/en active Active
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