CN218347599U - Air outlet device and bladeless fan - Google Patents

Abstract

The utility model provides an air-out device and bladeless fan, including fan, purification subassembly and actuating mechanism. Wherein, the fan has air inlet and the gas outlet of interval setting. Purification subassembly and fan clearance fit, purification subassembly is used for air-purifying. The driving mechanism is in transmission connection with the purification assembly and is used for driving the purification assembly to move relative to the fan so that the purification assembly moves to the air inlet or leaves from the air inlet. The purification subassembly in this application can rotate for the fan under actuating mechanism's drive for purify the subassembly and can move about to the air inlet and locate to purify the air that gets into the fan, perhaps purify the subassembly and can follow the activity of air inlet department and leave in order to guarantee that the fan admits air smoothly, and then make air-out device and bladeless fan homoenergetic possess purifying effect and blowing effect simultaneously, thereby improved the suitability of air-out device and bladeless fan.

Description

Air outlet device and bladeless fan

Technical Field

The utility model relates to a fan field especially relates to an air-out device and bladeless fan.

Background

The bladeless fan in the current market has two driving modes of mixed flow fan blades and centrifugal fan blades. The bladeless fan driven by the mixed flow fan blades has the advantages of large pressure drop, air inlet through the efficient filter screen and strong purification effect. However, the traditional mixed flow fan blade has poor function, needs a high-rotating-speed motor to drive (more than 4000 r/min), and has high motor cost, small air quantity with or without a filter screen, low air speed and relatively poor blowing effect. The bladeless fan driven by the centrifugal fan blade has the advantages of strong work capacity, low requirement on the rotating speed of the motor (below 2000 r/min), low motor cost, large air quantity in a filter screen-free state, high air speed and good blowing effect. But the traditional centrifugal bladeless fan has small pressure drop, and if air is fed through a high-efficiency filter screen, the air quantity attenuation is large, and the purification effect is not realized. Therefore, the conventional bladeless fan cannot meet the requirements for the blowing effect and the purifying effect at the same time.

SUMMERY OF THE UTILITY MODEL

Therefore, it is necessary to provide an air outlet device and a bladeless fan for solving the problem that the conventional bladeless fan cannot satisfy the requirements of the blowing effect and the purifying effect at the same time.

The technical scheme is as follows:

in one aspect, an air outlet device is provided, including:

the fan is provided with an air inlet and an air outlet which are arranged at intervals;

the purification component is movably matched with the fan and used for purifying air; and

the driving mechanism is in transmission connection with the purification assembly and is used for driving the purification assembly to move relative to the fan so that the purification assembly moves to the air inlet or leaves from the air inlet.

The technical solution is further explained as follows:

in one embodiment, the purification assembly comprises a filter element and a mounting element, a mounting cavity is formed in the mounting element, the fan is arranged in the mounting cavity, a vent and a filter opening communicated with the mounting cavity are formed in the outer wall of the mounting element, the filter element is arranged at the filter opening of the mounting element, the driving mechanism is in transmission connection with the mounting element, the driving mechanism is used for driving the mounting element to drive the filter element to rotate relative to the fan, and the filter opening and the vent are arranged around the rotation axis of the mounting element.

In one embodiment, the mounting part comprises a mounting ring, a filter grid and an air inlet grid, the filter grid and the air inlet grid are arranged on the mounting ring in a manner of surrounding the axial direction of the mounting ring, the filter grid and the air inlet grid jointly enclose the mounting cavity, the filter opening is formed in the filter grid, the vent opening is formed in the air inlet grid, the filter element is arranged on the filter grid, and the driving mechanism is used for driving the mounting ring to rotate.

In one embodiment, the driving mechanism includes a driving source and a first transmission member, a second transmission member is disposed on the mounting ring, the second transmission member is in transmission fit with the first transmission member, and the driving source is configured to drive the mounting member to rotate relative to the fan through the first transmission member and the second transmission member.

In one embodiment, the first transmission member is a gear, the second transmission member is a rack, the rack is disposed on the mounting ring along a circumferential direction of the mounting ring, the gear is engaged with the rack, and the driving source is configured to drive the gear to rotate.

In one embodiment, the air outlet device further includes a mounting shell, the mounting shell is disposed in the mounting cavity, the fan and the driving source are both disposed in the mounting shell, an air inlet, an air outlet and a communicating port are formed in an outer wall of the mounting shell, the air inlet is relatively communicated with the air inlet, the air outlet is relatively communicated with the air outlet, the first transmission member penetrates through the communicating port and is in transmission connection with the second transmission member, the mounting member is in running fit with the mounting shell, and the vent and/or the filtering member on the mounting member can be aligned with the air inlet respectively.

In one embodiment, an air inlet channel is arranged in the mounting shell, one end of the air inlet channel is in butt joint with the air inlet, the other end of the air inlet channel is in butt joint with the air inlet, and the size of the air inlet channel tends to decrease from the air inlet to the air inlet.

In one embodiment, the air outlet device further includes a mounting seat, the mounting shell is disposed on the mounting seat, and the mounting member is rotatably disposed on the mounting seat.

In one of them embodiment, the mount pad is equipped with annular support portion and is located holding tank in the annular support portion, the collar of installed part sets up in the holding tank, filter grille with air-inlet grille's external diameter all is greater than the internal diameter of holding tank, filter grille reaches the air-inlet grille is rotatable set up in on the annular support portion, the holding tank passes through the collar with the installation cavity intercommunication, one side of installation shell is passed the collar and with the diapire that holds the chamber is connected, the second driving medium set up in the inner wall of collar, on the installation shell the intercommunication mouth with the second driving medium corresponds the setting.

In one embodiment, the air outlet device further includes a protective shell, a protective cavity is formed in the protective shell, the fan, the purification assembly, the driving mechanism and the mounting shell are all disposed in the protective cavity, an air inlet hole and a communication hole which are communicated with the protective cavity are formed in the outer wall of the protective shell, the air inlet hole is communicated with the air inlet, and the communication hole is communicated with the air outlet.

In one embodiment, the air outlet device further includes a guide member, one end of the guide member passes through the communication hole and the air outlet and is disposed at the air outlet of the fan, the guide member is provided with an airflow channel, and the airflow channel is communicated with the air outlet.

In another aspect, a bladeless fan is provided, which comprises the air outlet device.

When the air outlet device and the bladeless fan in the above embodiments are used, when air needs to be purified, the driving mechanism is started, the driving mechanism drives the purification assembly to move relative to the fan, so that the purification assembly moves to the air inlet, the driving mechanism is closed, the fan is started, air is purified through the purification assembly at the air inlet, and then the air is blown out from the air outlet through the fan, so that the air can be purified through the air outlet device and the bladeless fan. When needs blow, actuating mechanism starts once more, and actuating mechanism drive purifies the subassembly for the fan activity for the purification subassembly leaves the back from the activity of air inlet department, closes actuating mechanism once more, and then makes the entering fan that the air of air inlet department can be smooth and easy, and blows out from the gas outlet through the fan, thereby makes air-out device and bladeless fan all can blow with big amount of wind, high wind speed. For traditional air-out device, purification subassembly in this application can rotate for the fan under actuating mechanism's drive for purification subassembly can move about to the air inlet and locate to purify the air that gets into the fan, perhaps purification subassembly can leave in order to guarantee that the fan admits air smoothly from the activity of air inlet department, and then makes air-out device and bladeless fan homoenergetic possess purifying effect and blowing effect simultaneously, thereby has improved the suitability of air-out device and bladeless fan.

Drawings

The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the invention and together with the description serve to explain the invention and do not constitute a limitation on the invention.

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.

Fig. 1 is a schematic structural view of an air outlet device of an embodiment when blowing air;

fig. 2 is a schematic structural view of the air outlet device in fig. 1 at another view angle;

fig. 3 is a schematic structural view of the air outlet device of fig. 1 when purifying air;

fig. 4 is a schematic structural view of the air outlet device in fig. 3 at another view angle;

fig. 5 is an exploded view of an air outlet device according to another embodiment;

fig. 6 is an exploded view of the air outlet device of fig. 5 at another viewing angle;

fig. 7 is a schematic structural view of the air outlet device in fig. 5;

fig. 8 isbase:Sub>A sectional view of the air outlet device of fig. 7 along the directionbase:Sub>A-base:Sub>A;

fig. 9 is a cross-sectional view of the air outlet device in the direction B-B of fig. 8;

fig. 10 is a cross-sectional view of the air outlet device of fig. 8 along the direction C-C;

fig. 11 is a schematic structural view of the air outlet device in fig. 5 when no protective shell is disposed;

fig. 12 is a cross-sectional view of the air outlet device in fig. 11 along the direction D-D;

fig. 13 is a cross-sectional view of the air outlet device of fig. 12 along the direction E-E;

FIG. 14 is a schematic view of the construction of the mount of FIG. 5;

FIG. 15 is a schematic structural view of the first housing of FIG. 5;

FIG. 16 is a schematic structural view of the second housing in FIG. 5;

fig. 17 is a schematic structural view of the driving source of fig. 5;

FIG. 18 is a schematic view of the first volute of FIG. 5;

FIG. 19 is a schematic view of the second volute of FIG. 5;

FIG. 20 is a schematic view of the first motor of FIG. 5;

fig. 21 is a schematic structural view of the mounting base in fig. 5.

Description of reference numerals:

10. an air outlet device; 100. a fan; 110. an air inlet; 120. an air outlet; 130. a volute; 131. an accommodating chamber; 132. a first volute; 133. a second volute; 134. mounting a bracket; 140. a first motor; 141. a first rotating shaft; 150. a fan blade; 160. a connecting seat; 200. a purification component; 210. a filter member; 220. a mounting member; 221. a mounting cavity; 222. a vent; 223. a filter port; 224. a mounting ring; 225. filtering the grating; 226. an air inlet grille; 227. a second transmission member; 300. a drive mechanism; 310. a drive source; 311. a second rotating shaft; 312. a motor shaft seat; 313. a second motor; 320. a first transmission member; 400. mounting a shell; 410. an air inlet; 420. an air outlet; 430. a communication port; 440. an air inlet channel; 450. a blocking portion; 451. a vent hole; 460. a mounting frame; 461. a chute; 470. a first housing; 480. a second housing; 500. a mounting seat; 510. an annular support portion; 520. accommodating grooves; 530. an annular mounting portion; 540. mounting grooves; 600. a protective shell; 610. a protective cavity; 620. a front housing; 630. a rear housing; 640. a left shell; 650. a right shell; 660. a cover body; 670. a communicating hole; 700. a guide member; 710. an air flow channel.

Detailed Description

In order to make the aforementioned objects, features and advantages of the present invention more comprehensible, embodiments accompanied with figures are described in detail below. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. The present invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein, as those skilled in the art will be able to make similar modifications without departing from the spirit and scope of the present invention.

As shown in fig. 1 to 6, in one embodiment, an air outlet device 10 is provided, which includes a blower 100, a purifying assembly 200, and a driving mechanism 300. The fan 100 has an air inlet 110 and an air outlet 120 spaced apart from each other. Purification subassembly 200 is active fit with fan 100, and purification subassembly 200 is used for the air-purifying. Driving mechanism 300 is in transmission connection with purification assembly 200, and driving mechanism 300 is used to drive purification assembly 200 to move relative to blower 100, so as to move purification assembly 200 to air inlet 110 or move purification assembly 200 away from air inlet 110.

When the air outlet device 10 in the above embodiment is used, when air needs to be purified, the driving mechanism 300 is started, the driving mechanism 300 drives the purifying assembly 200 to move relative to the fan 100, so that the purifying assembly 200 moves to the air inlet 110, the driving mechanism 300 is closed, the fan 100 is started, air is purified by the purifying assembly 200 at the air inlet 110, and then the air is blown out from the air outlet 120 through the fan 100, so that the air outlet device 10 can purify the air. When air needs to be blown, the driving mechanism 300 is started again, the driving mechanism 300 drives the purification assembly 200 to move relative to the fan 100, so that after the purification assembly 200 leaves from the air inlet 110, the driving mechanism 300 is closed again, air at the air inlet 110 can smoothly enter the fan 100 and is blown out from the air outlet 120 through the fan 100, and the air outlet device 10 can blow air with large air volume and high air speed. For traditional air-out device, purification subassembly 200 in this application can rotate for fan 100 under actuating mechanism 300's drive for purification subassembly 200 can move about to air inlet 110 and locate to purify the air that gets into fan 100, perhaps purification subassembly 200 can leave in order to guarantee that fan 100 admits air smoothly from air inlet 110 activity, and then makes air-out device 10 can possess purifying effect and blowing effect simultaneously, thereby has improved air-out device 10's suitability.

The air outlet device 10 can be applied to the air purification field, the heat dissipation field or other fields requiring air outlet.

The fan 100 may be a centrifugal fan, a mixed flow fan, or other types of fans. In the present embodiment, fan 100 is a centrifugal fan.

The fan 100 has an air inlet 110 and an air outlet 120 arranged at intervals, and the air inlet 110 and the air outlet 120 may be arranged on two adjacent outer walls of the fan 100 at intervals; or the air inlet 110 and the air outlet 120 are arranged on two opposite outer walls of the fan 100 at intervals. As shown in fig. 6, in the present embodiment, the air inlet 110 is disposed on an outer sidewall of the blower 100, and the air outlet 120 is disposed on a top wall of the blower 100.

As shown in fig. 5, 6 and 8, in an embodiment, the fan 100 includes a volute 130 having an accommodating cavity 131 formed therein, a first motor 140 and a fan blade 150, the air inlet 110 is disposed on an outer side wall of the volute 130, the air outlet 120 is disposed on a top wall of the volute 130, the first motor 140 is in transmission connection with the fan blade 150, and the fan blade 150 is disposed in the accommodating cavity 131. Thus, the first motor 140 can drive the fan blade 150 to rotate in the accommodating cavity 131, so that the first motor 140 can stably and reliably convey the air at the air inlet 110 to the air outlet 120 through the fan blade 150 to form an air flow, and the reliability and stability of the fan 100 are improved.

As shown in fig. 6 and 20, optionally, the first motor 140 is provided with a first rotating shaft 141, a mounting bracket 134 is provided on an outer wall of the scroll casing 130, the first motor 140 is mounted on the mounting bracket 134, and at least a portion of the first rotating shaft 141 penetrates through the air inlet 110 and is in transmission connection with the fan blade 150 in the accommodating cavity 131. In this way, reliability and stability of fan 100 are improved.

As shown in fig. 5, 6, 18, and 19, the volute 130 further includes a first volute 132 and a second volute 133, the first volute 132 and the second volute 133 are detachably connected, the first volute 132 and the second volute 133 together form an accommodating chamber 131 and an air outlet 120, the air outlet 120 is formed on a top wall where the first volute 132 and the second volute 133 are connected, the air inlet 110 is disposed on both an outer side wall of the first volute 132 and an outer side wall of the second volute 133, and the first motor 140 is disposed on one of an outer wall of the first volute 132 and an outer wall of the second volute 133. Thus, the convenience of assembling the blower 100 is improved.

The first volute 132 and the second volute 133 are detachably connected, and may be at least one of clamped, inserted, screwed or other detachable connection manners.

The driving mechanism 300 is used for driving the purification assembly 200 to move relative to the blower 100, and may be that the driving mechanism 300 drives the purification assembly 200 to rotate, slide or move relative to the blower 100.

As shown in fig. 5, 6 and 14, further, the purifying assembly 200 includes a filter element 210 and a mounting element 220, a mounting cavity 221 is formed in the mounting element 220, the blower 100 is disposed in the mounting cavity 221, a vent 222 and a filter 223 which are communicated with the mounting cavity 221 are formed on an outer wall of the mounting element 220, the filter element 210 is disposed at the filter 223 of the mounting element 220, a driving mechanism 300 is in transmission connection with the mounting element 220, the driving mechanism 300 is used for driving the mounting element 220 to drive the filter element 210 to rotate relative to the blower 100, and the filter 223 and the vent 222 are arranged around a rotation axis F of the mounting element 220. So, when needs are to air-purifying, actuating mechanism 300 drive mounting part 220 drives and filters piece 210 and rotate for filter piece 210 rotates to air inlet 110 department, and filter 223 is linked together with air inlet 110, and then make the air loop through filter 210, filter 223 and air inlet 110 and enter into in the fan 100, in order to guarantee to filter 210 and can filter the purification to the air that gets into in the fan 100, thereby realize that air-out device 10 carries out the effect purified to the air. When the air needs to be blown, the driving mechanism 300 drives the mounting member 220 to drive the filtering member 210 to rotate, so that the filtering member 210 rotates away from the air inlet 110, and the vent 222 rotates to the position where the air inlet 110 is communicated, and further, the air can smoothly enter the fan 100 from the vent 222 and the air inlet 110, so that the fan 100 has a large air volume, and the air blowing effect of the air outlet device 10 is achieved.

The filtering element 210 may be a filter net, a high-efficiency filter net, a filter membrane, or other filtering structures. The mounting member 220 may be a mounting bracket, mount, or other mounting structure.

As shown in fig. 8 and 14, in the present embodiment, the mounting member 220 has a cylindrical structure, and the filtering opening 223 and the ventilation opening 222 are disposed around a central axis F of the mounting member 220, that is, the central axis F of the mounting member 220 is the rotation axis F of the mounting member 220. In other embodiments, the attachment member may have a circular truncated cone-shaped structure, an annular ring-shaped structure, or the like. As shown in fig. 5 and 6, optionally, the mounting member 220 includes a mounting ring 224, a filter grid 225 and an air inlet grid 226, the filter grid 225 and the air inlet grid 226 are disposed on the mounting ring 224 around an axial direction of the mounting ring 224, the filter grid 225 and the air inlet grid 226 together enclose a mounting cavity 221, a filter opening 223 is formed on the filter grid 225, a vent opening 222 is formed on the air inlet grid 226, the filter element 210 is mounted on the filter grid 225, and the driving mechanism 300 is configured to drive the mounting ring 224 to rotate. Thus, when the air outlet device 10 needs to purify air, the driving mechanism 300 drives the mounting ring 224 to rotate, so that the mounting ring 224 drives the filtering grille 225 and the filtering piece 210 to rotate to the air inlet 110, and interference between the filtering piece 210 and the fan 100 does not occur, thereby improving the reliability and stability of air purification of the air outlet device 10. In addition, when the air outlet device 10 needs to blow air, the driving mechanism 300 drives the mounting ring 224 to rotate, so that the mounting ring 224 drives the air inlet grille 226 to rotate to the air inlet 110, and further, the air inlet grille 226 can block large objects in the air from entering the fan 100 through the air inlet 110, and the safety of the air outlet device 10 is improved.

The axial direction of the mounting ring 224 is also the rotation axis F of the mounting member 220, and the axial direction of the mounting ring 224 is shown in the direction F in fig. 5. The filter grill 225 and the air-inlet grill 226 are disposed on the mounting ring 224 around the axial direction of the mounting ring 224, that is, the filter grill 225 and the air-inlet grill 226 are disposed on the mounting ring 224 around the direction F. In this embodiment, the filter grille and the air inlet grille enclose a cylindrical structure.

As shown in fig. 5, 8, 13 and 14, in an embodiment, the driving mechanism 300 includes a driving source 310 and a first transmission member 320, the mounting ring 224 is provided with a second transmission member 227, the second transmission member 227 is in transmission fit with the first transmission member 320, and the driving source 310 is configured to drive the mounting member 220 to rotate relative to the fan 100 through the first transmission member 320 and the second transmission member 227. Thus, the mounting ring 224 can drive the filter element 210 to rotate relative to the fan 100 through the filter grid 225, thereby improving the reliability and stability of the air outlet device 10.

The driving source 310 may be a motor, a rotary hydraulic cylinder, a rotary pneumatic cylinder, or other driving members. The first transmission member 320 may be a gear transmission mechanism, a belt transmission mechanism or other transmission mechanism. The second transmission member 227 can correspond to a transmission wheel, a transmission tooth or other transmission structure.

As shown in fig. 10 and 14, the first transmission member 320 is a gear, the second transmission member 227 is a rack, the rack is disposed on the mounting ring 224 along the circumferential direction of the mounting ring 224, the gear is engaged with the rack, and the driving source 310 is used for driving the gear to rotate. Thus, the driving source 310 can drive the filter element 210 to rotate relative to the fan 100 through the gear, the rack, the mounting ring 224 and the filter grid 225, so that the filter element 210 can rotate to the air inlet 110 or the filter element 210 rotates away from the air inlet 110, thereby improving the reliability and stability of the air outlet device 10. In addition, the rack is disposed on the mounting ring 224, and cooperates with the gear to drive the mounting ring 224 to rotate, so that the mounting ring 224 drives the filter element 210 through the filter grid 225 to increase the stability and reliability of the rotation of the fan 100, thereby improving the reliability and stability of the vane fan 10.

As shown in fig. 12, 15 and 16, in an embodiment, the air outlet device 10 further includes a mounting shell 400, the mounting shell 400 is disposed in the mounting cavity 221, the fan 100 and the driving source 310 are both disposed in the mounting shell 400, an air inlet 410, an air outlet 420 and a communication port 430 are disposed on an outer wall of the mounting shell 400 at intervals, the air inlet 410 is relatively communicated with the air inlet 110, the air outlet 420 is relatively communicated with the air outlet 120, the first transmission member 320 passes through the communication port 430 and is in transmission connection with the second transmission member 227, the mounting member 220 is in rotational fit with the mounting shell 400, and the vent 222 or the filter member 210 on the mounting member 220 can be aligned with the air inlet 410 respectively. Thus, the mounting case 400 can protect the fan 100 and the driving source 310, and the safety and the service life of the air outlet device 10 are improved. In addition, after the fan 100 and the driving source 310 are disposed in the mounting case 400, the mounting case 400 and the mounting member 220 are correspondingly assembled, so that the first transmission member 320 is in transmission connection with the second transmission member 227, and convenience and assembly efficiency of the air outlet device 10 are improved.

The fan 100 and the driving source 310 are disposed in the mounting case 400, and may be clamped, inserted, screwed or connected in other manners.

As shown in fig. 12, 13 and 15, an air intake channel 440 is further disposed in the mounting housing 400, one end of the air intake channel 440 is connected to the air inlet 410, and the other end is connected to the air inlet 110, and the size of the air intake channel 440 tends to decrease from the air inlet 410 to the air inlet 110. Thus, the air flow rate in the air inlet channel 440 gradually increases from the air inlet 410 to the air inlet 110, so that the air flow rate at the air inlet 110 and the air flow rate at the air outlet 120 both increase, thereby improving the blowing effect of the air outlet device 10.

Specifically, the air intake channel 440 is located in the mounting cavity 221 of the mounting member 220, and the other end of the air intake channel 440 is abutted against the air inlet 110. When purification is required, the mounting member 220 rotates to an end of the air intake passage 440 to be abutted against the filter opening 223, wherein the filter opening 223 is in opposite communication with the air intake 410. And the wind filtered through the filtering port 223 can enter the wind inlet path 440 and effectively enter the air inlet 110 through the wind inlet path 440. When the purging is not required, the mounting member 220 is rotated to an end of the intake duct 440 to abut against the vent 222, wherein the vent 222 is in opposite communication with the intake vent 410. The wind in the ventilation opening 222 can effectively enter the air inlet 110 through the air inlet passage 440. By using the air inlet channel 440, the fresh air passing through the purification assembly 200 can enter the air inlet 110 of the fan 110 more stably.

Since the outer wall of the blower 100 is non-cylindrical, the mounting cavity 221 formed in the mounting member 220 is a cylindrical cavity. In order to ensure that the air inlet 110 on the fan 100 can be stably and reliably communicated with the filter port 223 or the vent 222 on the mounting member 220 correspondingly, the air inlet channel 440 is arranged in the mounting cavity 221, one end of the air inlet channel 440 is communicated with the air inlet 110, and the contour shape of the other end of the air inlet channel 440 is matched with the contour shape of the filter port 223 on the mounting member 220 and the contour shape of the vent 222, so that the air inlet channel 440 can play a role of transitional connection, the air inlet 110 is ensured to be communicated with the filter port 223 correspondingly, or the air inlet 110 is communicated with the vent 222 correspondingly, and the stability and the reliability of the air outlet device 10 are improved.

As shown in fig. 13 and 15, optionally, a blocking portion 450 is further disposed in the mounting case 400, the blocking portion 450 is disposed at an end of the air intake channel 440 close to the air intake 110, and the blocking portion 450 is provided with a vent hole 451. So, be used for the sectional area that the air flows to further reduce between inlet air channel 440 and the air inlet 110 for the air flow rate of air inlet 110 department further increases, has improved the air-out effect of air-out device 10. In addition, when the air outlet device 10 blows air, the blocking portion 450 can perform a secondary filtering function, so that the safety of the air outlet device 10 is improved.

The blocking portion 450 may be a blocking plate, a blocking net, or other blocking structures. The number of the vent holes 451 can be flexibly adjusted according to the actual use requirement.

As shown in fig. 6, 10, 15 and 17, optionally, a mounting bracket 460 is formed in the mounting housing 400, the mounting bracket 460 is provided with a sliding slot 461, one end of the sliding slot 461 extends to one side of the mounting bracket 460, the driving source 310 is a second motor 313 provided with a motor shaft seat 312 and a second rotating shaft 311, the motor shaft seat 312 is slidably connected with the sliding slot 461, the motor shaft seat 312 is used for mounting the second rotating shaft 311, and the second rotating shaft 311 is in transmission connection with the first transmission member 320. Thus, the second motor 313 can be accurately installed at the preset position of the installation shell 400 through the installation frame 460, and it is ensured that the second motor 313 can be in transmission connection with the second transmission member 227 through the second rotating shaft 311 and the first transmission member 320, so that the reliability and stability of the air outlet device 10 are improved.

As shown in fig. 5, 18 and 19, in an embodiment, the fan 100 is a centrifugal fan 100, the centrifugal fan 100 has two air inlets 110 disposed at intervals, two air inlets 410 are disposed on an outer wall of the mounting housing 400, the two air inlets 410 are disposed at intervals around a rotation axis direction of the mounting member 220, one air inlet 110 is correspondingly communicated with one air inlet 410, the number of the filter ports 223 and the number of the filter pieces 210 are two, the two filter ports 223 are disposed on the mounting member 220 at intervals around the rotation axis direction of the mounting member 220, a filter piece 210 is correspondingly disposed at each filter port 223, a vent 222 is formed between the two filter ports 223, and the two filter pieces 210 can simultaneously and correspondingly cover the two air inlets 410. So, air-out device 10 can admit air through two air inlets 110 for fan 100's amount of wind increase, improved air-out device 10's air-out speed and purification rate.

As shown in fig. 12 and 21, in an embodiment, the air outlet device 10 further includes a mounting seat 500, the mounting shell 400 is disposed on the mounting seat 500, and the mounting member 220 is rotatably disposed on the mounting seat 500. So, actuating mechanism 300 can be stable, reliable drive mounting part 220 drives and filters piece 210 and rotate for installation shell 400, has improved the reliability and the stability of air-out device 10.

The mounting shell 400 is disposed on the mounting base 500, and may be clamped, screwed, inserted, or connected in other manners. The mounting member 220 is rotatably disposed on the mounting seat 500, and may be a bearing, a rotating shaft, a bushing or other rotatable connection.

As shown in fig. 12 and 21, the mounting seat 500 further includes an annular supporting portion 510 and an accommodating groove 520 located in the annular supporting portion 510, the mounting ring 224 of the mounting member 220 is disposed in the accommodating groove 520, the outer diameters of the filter grille 225 and the air-inlet grille 226 are both greater than the inner diameter of the accommodating groove 520, the filter grille 225 and the air-inlet grille 226 are rotatably disposed on the annular supporting portion 510, the accommodating groove 520 is communicated with the mounting cavity 221 through the mounting ring 224, one side of the mounting case 400 passes through the mounting ring 224 and is connected with the bottom wall of the accommodating groove 520, the second transmission element 227 is disposed on the inner wall of the mounting ring 224, and the communication port 430 on the mounting case 400 corresponds to the second transmission element 227. Therefore, the positions of the mounting ring 224 and the mounting shell 400 relative to the mounting seat 500 are ensured to be stable, so that the first transmission member 320 and the second transmission member 227 can be stably and reliably transmitted, and the reliability and the stability of the air outlet device 10 are improved. In addition, the annular supporting portion 510 supports the rotation of the filter grill 225 and the air inlet grill 226, so that the rotation space of the filter grill 225 and the air inlet grill 226 relative to the mounting case 400 is kept stable, and the reliability and stability of the air outlet device 10 are improved.

As shown in fig. 12 and 21, the mounting ring 224 is spaced apart from the inner wall of the receiving groove 520. In this way, the friction between the mounting ring 224 and the mounting seat 500 is reduced, so that the driving source 310 smoothly drives the mounting ring 224 to rotate through the first transmission piece 320 and the second transmission piece 227.

Specifically, the mounting ring 224 is spaced from the inner wall of the receiving groove 520, which can be achieved by the outer diameter of the mounting ring 224 being smaller than the inner diameter of the receiving groove 520, such that the outer wall of the mounting ring 224 is spaced from the inner wall of the mounting groove 520.

As shown in fig. 5, fig. 6 and fig. 8, in an embodiment, the air outlet device 10 further includes a protective casing 600, a protective cavity 610 is formed in the protective casing 600, the blower 100, the purification assembly 200, the driving mechanism 300 and the mounting casing 400 are all disposed in the protective cavity 610, an air inlet hole and a communication hole 670 communicated with the protective cavity 610 are formed on an outer wall of the protective casing 600, the air inlet hole is communicated with the air inlet 410, and the communication hole 670 is communicated with the air outlet 420. So, protective housing 600 can play the guard action to fan 100, purification unit 200, actuating mechanism 300 and installation shell 400, has improved the security and the reliability of air-out device 10.

As shown in fig. 5, fig. 6 and fig. 8, further, the protective housing 600 includes a front housing 620, a rear housing 630, a left housing 640, a right housing 650 and a cover 660, the cover 660 and the mounting base 500 are arranged at an interval, the front housing 620, the rear housing 630, the left housing 640 and the right housing 650 are all arranged between the cover 660 and the mounting base 500, the front housing 620, the rear housing 630, the left housing 640, the right housing 650, the cover 660 and the mounting base 500 can jointly form the protective chamber 610, air inlet holes communicated with the protective chamber 610 are formed in the outer wall of the left housing 640 and the outer wall of the right housing 650, two air inlets 410 arranged at an interval are formed in the outer wall of the mounting housing 400, an air inlet hole is communicated with an air inlet 410, a communication hole 670 communicated with the protective chamber 610 is formed in the outer wall of the cover 660, and the communication hole 670 is communicated with the air outlet 420. So, the convenience of the processing of the air inlet hole and the communication hole 670 is improved.

The front shell 620, the rear shell 630, the left shell 640, the right shell 650, the cover 660 and the mounting base 500 can jointly form the protection cavity 610, and can be screwed, clamped, inserted or connected in other manners.

As shown in fig. 8 and 21, optionally, the mounting seat 500 is further provided with an annular mounting portion 530 and a mounting groove 540 located in the annular mounting portion 530, the annular supporting portion 510 is disposed in the mounting groove 540, an outer sidewall of the annular supporting portion 510 is spaced apart from an inner sidewall of the annular mounting portion 530, the annular mounting portion 530 is disposed coaxially with the annular supporting portion 510, and the protective cover 600 is disposed on the annular mounting portion 530, so that the protective cover 600 is spaced apart from the purification assembly 200. So, purification component 200 can not take place to interfere with protection casing 600 at the pivoted in-process, has improved the reliability and the stability of air-out device 10.

As shown in fig. 1 to fig. 5, the air outlet device 10 further includes a guide 700, one end of the guide 700 passes through the communication hole 670 and the air outlet 420 and is disposed at the air outlet 120 of the blower 100, the guide 700 is provided with an air flow channel 710, and the air flow channel 710 is communicated with the air outlet 120. Thus, the guide 700 can guide the wind of the air outlet 120, so that the wind of the air outlet 120 can be blown out from the preset position at the preset angle, and the applicability and the safety of the air outlet device 10 are improved.

The guiding member 700 may be an air duct, an annular air guiding member, an air outlet grille or other guiding structures.

In one embodiment, a bladeless fan is provided, which includes the air outlet device 10 in any one of the above embodiments.

When the bladeless fan in the above embodiment is used, when air needs to be purified, the driving mechanism 300 is started, the driving mechanism 300 drives the purifying assembly 200 to move relative to the fan 100, so that the purifying assembly 200 moves to the air inlet 110, the driving mechanism 300 is closed, the fan 100 is started, air is purified through the purifying assembly 200 at the air inlet 110, and then the air is blown out from the air outlet 120 through the fan 100, so that the bladeless fan can purify the air. When wind needs to be blown, the driving mechanism 300 is started again, the driving mechanism 300 drives the purifying assembly 200 to move relative to the fan 100, so that after the purifying assembly 200 moves away from the air inlet 110, the driving mechanism 300 is closed again, air at the air inlet 110 can smoothly enter the fan 100 and is blown out from the air outlet 120 through the fan 100, and the bladeless fan can blow at a high air volume and a high air speed. For traditional bladeless fan, purification subassembly 200 in this application can rotate for fan 100 under actuating mechanism 300's drive for purification subassembly 200 can move about to air inlet 110 and locate the air that gets into fan 100 with the purification, perhaps purification subassembly 200 can follow air inlet 110 and locate the activity to leave in order to guarantee that fan 100 admits air smoothly, and then makes the bladeless fan can possess purifying effect and the effect of blowing simultaneously, thereby has improved bladeless fan's suitability.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", and the like, indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or to implicitly indicate the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless explicitly defined otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In the present application, unless expressly stated or limited otherwise, a first feature "on" or "under" a second feature may be directly contacting the second feature or the first and second features may be indirectly contacting the second feature through intervening media. Also, a first feature "on," "above," and "over" a second feature may be directly on or obliquely above the second feature, or simply mean that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.

It will be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. As used herein, the terms "vertical," "horizontal," "upper," "lower," "left," "right," and the like are for purposes of illustration only and do not denote a single embodiment.

It should also be understood that in interpreting the connection or positional relationship of the elements, although not explicitly described, the connection and positional relationship are to be interpreted as including a range of error that should be within an acceptable range of deviation from the particular values as determined by one skilled in the art. For example, "about", "approximately" or "substantially" may mean within one or more standard deviations, and is not limited thereto.

The technical features of the above embodiments can be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the above embodiments are not described, but should be considered as the scope of the present specification as long as there is no contradiction between the combinations of the technical features.

The above embodiments only represent several embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the concept of the present invention, several variations and modifications can be made, which all fall within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.

Claims (12)

1. The utility model provides an air-out device which characterized in that includes:

the fan is provided with an air inlet and an air outlet which are arranged at intervals;

the purification component is movably matched with the fan and used for purifying air; and

the driving mechanism is in transmission connection with the purification assembly and is used for driving the purification assembly to move relative to the fan so that the purification assembly moves to the air inlet or leaves from the air inlet.

2. The air outlet device of claim 1, wherein the purifying assembly includes a filter element and a mounting element, a mounting cavity is formed in the mounting element, the fan is disposed in the mounting cavity, a vent opening and a filter opening are formed on an outer wall of the mounting element, the filter element is disposed at the filter opening, the driving mechanism is in transmission connection with the mounting element, the driving mechanism is used for driving the mounting element to drive the filter element to rotate relative to the fan, and the filter opening and the vent opening are arranged around a rotation axis of the mounting element.

3. The air outlet device of claim 2, wherein the mounting member includes a mounting ring, a filter grille and an air inlet grille, the filter grille and the air inlet grille are disposed on the mounting ring around an axial direction of the mounting ring, the filter grille and the air inlet grille jointly enclose the mounting cavity, the filter opening is formed on the filter grille, the vent opening is formed on the air inlet grille, the filter element is mounted on the filter grille, and the driving mechanism is configured to drive the mounting ring to rotate.

4. The air outlet device according to claim 3, wherein the driving mechanism includes a driving source and a first transmission member, a second transmission member is disposed on the mounting ring, the second transmission member is in transmission engagement with the first transmission member, and the driving source is configured to drive the mounting member to rotate relative to the fan through the first transmission member and the second transmission member.

5. The air outlet device of claim 4, wherein the first transmission member is a gear, the second transmission member is a rack, the rack is disposed on the mounting ring along a circumferential direction of the mounting ring, the gear is engaged with the rack, and the driving source is configured to drive the gear to rotate.

6. The air outlet device of claim 4, further comprising a mounting housing, wherein the mounting housing is disposed in the mounting cavity, the fan and the driving source are both disposed in the mounting housing, an outer wall of the mounting housing is provided with an air inlet, an air outlet and a communicating port, the air inlet is relatively communicated with the air inlet, the air outlet is relatively communicated with the air outlet, the first transmission member passes through the communicating port and is in transmission connection with the second transmission member, the mounting member is in rotational fit with the mounting housing, and the vent and/or the filter element on the mounting member can be aligned with the air inlet respectively.

7. The air outlet device of claim 6, wherein an air inlet channel is disposed in the mounting housing, one end of the air inlet channel is in butt joint with the air inlet, the other end of the air inlet channel is in butt joint with the air inlet, and the size of the air inlet channel tends to decrease from the air inlet to the air inlet.

8. The air outlet device of claim 6, further comprising a mounting seat, wherein the mounting shell is disposed on the mounting seat, and the mounting member is rotatably disposed on the mounting seat.

9. The air outlet device according to claim 8, wherein the mounting seat is provided with an annular supporting portion and a receiving groove located in the annular supporting portion, the mounting ring of the mounting member is disposed in the receiving groove, the outer diameters of the filter grille and the air-inlet grille are both larger than the inner diameter of the receiving groove, the filter grille and the air-inlet grille are rotatably disposed on the annular supporting portion, the receiving groove is communicated with the mounting cavity through a space in the mounting ring, one side of the mounting shell passes through the mounting ring and is connected with the bottom wall of the receiving groove, the second transmission member is disposed on the inner wall of the mounting ring, and the second transmission member is disposed in the receiving groove.

10. The air outlet device of any one of claims 6 to 9, further comprising a protective casing, wherein a protective cavity is formed in the protective casing, the fan, the purification assembly, the driving mechanism and the mounting casing are all disposed in the protective cavity, an air inlet hole and a communication hole are formed in an outer wall of the protective casing, the air inlet hole is communicated with the air inlet, and the communication hole is communicated with the air outlet.

11. The air outlet device of claim 10, further comprising a guide member, wherein one end of the guide member passes through the communication hole and the air outlet and is disposed at the air outlet of the fan, and the guide member is provided with an air flow channel, and the air flow channel is communicated with the air outlet.

12. A bladeless fan comprising the air outlet device according to any one of claims 1 to 11.

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