CN211820058U - Air supply device - Google Patents
Air supply device Download PDFInfo
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- CN211820058U CN211820058U CN202020080455.XU CN202020080455U CN211820058U CN 211820058 U CN211820058 U CN 211820058U CN 202020080455 U CN202020080455 U CN 202020080455U CN 211820058 U CN211820058 U CN 211820058U
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- blade
- air supply
- magnet
- supply arrangement
- supply device
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Abstract
The utility model discloses an air supply arrangement, air supply arrangement includes: a body; the blade is pivotally arranged on the body and provided with a retracting position and an extending position, and the blade moves from the retracting position to the extending position under the action of centrifugal force through the rotating action of the body; and after the rotating speed of the body is lower than a preset value, the blade return driving assembly enables the blades to move from the extending position to the retracting position through being matched with the blades. From this, through the body, the cooperation of blade and blade return drive assembly, when air supply arrangement's blade was out of work, can shrink the blade to retrieving the position, can avoid gathering the dust on the blade, and, also, can reduce air supply arrangement's volume, can reduce air supply arrangement and occupy the indoor space, also can make air supply arrangement more pleasing to the eye, simultaneously, compare with prior art, after air supply arrangement used for a long time, can guarantee that the blade normally contracts to retrieving the position, thereby can guarantee air supply arrangement's operational reliability.
Description
Technical Field
The utility model belongs to the technical field of life electrical apparatus and specifically relates to an air supply arrangement is related to.
Background
The air supply device is hung on a roof, when the air supply device is not used, because the blades of the air supply device are extended, dust is easily accumulated on the blades, and the blades are large in size, large in indoor space occupation and capable of influencing the attractiveness of the air supply device.
In the correlation technique, a lot of companies begin to research and develop collapsible blade structure, and the flexible mode of present common blade mainly utilizes elastic construction to realize, but elastic construction easily ages inefficacy, and the blade is difficult to normal return after long-term the use.
SUMMERY OF THE UTILITY MODEL
The utility model discloses aim at solving one of the technical problem that exists among the prior art at least. Therefore, an object of the present invention is to provide an air supply device, which can avoid dust accumulation on the blades, reduce the indoor space occupied by the air supply device, and ensure the normal contraction of the blades to the retraction position.
According to the utility model discloses an air supply arrangement includes: a body; the blade is pivotally arranged on the body and provided with a retracted position and an extended position, and the blade is moved from the retracted position to the extended position under the action of centrifugal force through the rotating action of the body; and the blade return driving assembly is matched with the blade to enable the blade to move from the extending position to the retracting position after the rotating speed of the body is lower than a preset value.
According to the utility model discloses an air supply arrangement, through the body, the cooperation of blade and blade return drive assembly, when air supply arrangement's blade is out of work, can contract the blade to withdrawing the position, can avoid the dust of gathering on the blade, and, also, can reduce air supply arrangement's volume, can reduce air supply arrangement occupation indoor space, also can make air supply arrangement more pleasing to the eye, simultaneously, compare with prior art, after air supply arrangement uses for a long time, can guarantee that the blade normally contracts to withdrawing the position, thereby can guarantee air supply arrangement's operational reliability.
In some examples of the invention, the blade return drive assembly comprises: a first magnet, the blade having a second magnet magnetically attracted to the first magnet to maintain the blade in the retracted position.
In some examples of the invention, the blade is provided with a first stop, the second magnet being provided at the first stop.
In some examples of the invention, the body is provided with a second stop cooperating with the first stop, the first magnet being provided at the second stop.
In some examples of the invention, the blade return drive assembly further comprises: a third magnet in repulsion with the second magnet to drive the blade toward the retracted position.
In some examples of the invention, the body is provided with a third stopping portion cooperating with the first stopping portion, the third magnet being provided at the third stopping portion.
In some examples of the invention, the circumferential edge of the body is provided with a mounting portion, the blade being pivotably mounted in the mounting portion.
In some examples of the invention, the mounting portion with the blade is a plurality of, a plurality of the mounting portion is with a plurality of the blade one-to-one.
In some examples of the present invention, the air supply device further comprises: the pivot shaft is arranged on the body, and the blade is arranged on the pivot shaft in a pivot mode.
In some examples of the present invention, the air supply device further comprises: the lamp is connected with the body.
Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.
Drawings
The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:
fig. 1 is a schematic view of an air supply arrangement according to an embodiment of the present invention;
fig. 2 is a top view of an air supply arrangement according to an embodiment of the present invention;
fig. 3 is a side view of an air supply arrangement according to an embodiment of the present invention;
fig. 4 is a cross-sectional view of an air supply arrangement according to an embodiment of the present invention;
fig. 5 is a schematic view of a fan blade of an air supply apparatus according to an embodiment of the present invention in an extended position.
Reference numerals:
an air supply device 10;
a body 1; a second stopper portion 11; a third stopper portion 12;
a blade 2; a first stopper portion 21;
a mounting portion 4; a pivotal shaft 5; a lamp 6.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention.
Referring to fig. 1-5, an air supply device 10 according to an embodiment of the present invention is described, wherein the air supply device 10 may be a fan, and the fan may be a ceiling fan.
As shown in fig. 1 to 5, an air supply device 10 according to an embodiment of the present invention includes: the device comprises a shell, a body 1, a blade 2 and a blade return driving assembly. The housing may be disposed above the body 1, the blade 2 may be disposed between the housing and the body 1, the body 1 has a rotation center, the blade 2 is pivotably disposed on the body 1, that is, the blade 2 is rotatable relative to the body 1, the blade 2 has a retracted position and an extended position, it should be noted that, in a plane parallel to the body 1, when the blade 2 needs to be moved from the extended position to the retracted position, the blade 2 rotates toward the rotation center of the body 1, so that the blade 2 moves to the retracted position, and when the blade 2 needs to be moved from the retracted position to the extended position, the blade 2 rotates toward the rotation center away from the body 1, so that the blade 2 moves to the extended position, so that the blade 2 is extended. The blades 2 are moved under centrifugal force from the retracted position to the extended position by the rotating action of the body 1. When the rotation speed of the body 1 is lower than a preset value, the blade return driving assembly enables the blades 2 to move from the extending position to the retracting position through cooperation with the blades 2.
Wherein, when needs air supply arrangement 10 to blow, air supply arrangement 10's motor drive body 1 rotates, and after 1 rotational speed of body reached the predetermined value, drive blade 2 for body 1 moves from withdrawing the position to the extended position under the effect of centrifugal force to make blade 2 throw away, after blade 2 extended completely (be promptly blade 2 is located the extended position after), blade 2 followed body 1 and rotated with the same speed together, realized air supply arrangement 10's blowing. When the air supply device 10 needs to stop working, the motor stops working, and after the rotating speed of the body 1 is less than the preset value, the blade return driving assembly drives the blades 2 to rotate from the extending position to the retracting position, so that the blades 2 are kept at the retracting position. When blades 2 of air supply device 10 do not work, set up like this and can contract blade 2 to the position of withdrawing, can avoid gathering the dust on the blade 2 to can reduce user's clean blade 2 number of times, and, also can reduce air supply device 10's volume, can reduce air supply device 10 and occupy the indoor space, also can make air supply device 10 more pleasing to the eye. Meanwhile, compared with the prior art, after the air supply device 10 is used for a long time, the blades 2 can be guaranteed to be normally contracted to the withdrawing position, so that the working reliability of the air supply device 10 can be guaranteed, and the problem that the blades of the existing air supply device are difficult to normally return can be solved. In addition, the blower device 10 of the present application has a simple structure, and can reduce the manufacturing cost of the blower device 10 and improve the operation stability of the blower device 10.
From this, through body 1, blade 2 and the cooperation of blade return drive assembly, when air supply arrangement 10's blade 2 was out of work, can shrink blade 2 to retrieving the position, can avoid gathering the dust on the blade 2, and, also, can reduce air supply arrangement 10's volume, can reduce air supply arrangement 10 and occupy the indoor space, also can make air supply arrangement 10 more add pleasing to the eye, and simultaneously, compared with the prior art, after air supply arrangement 10 used for a long time, can guarantee blade 2 and normally contract to retrieving the position, thereby can guarantee air supply arrangement 10's operational reliability.
In some embodiments of the present invention, the blade return drive assembly may include: the first magnet, the blade 2, may have a second magnet magnetically attracted to the first magnet, the blade 2 being retained in the retracted position by the cooperation of the first and second magnets. The first magnet and the second magnet may be set to have opposite magnetic poles, and when the air blowing device 10 does not operate and the blade 2 is located at the retracted position, the blade 2 may be reliably held at the retracted position by the attraction between the first magnet and the second magnet. And, blade 2 is located the extension position, and when needing air supply arrangement 10 to stop working, after the rotational speed of body 1 is less than the predetermined value, the suction between first magnet and the second magnet is greater than the centrifugal force of body 1, and first magnet and second magnet attract each other, make blade 2 move from the extension position to retrieving the position, finally make blade 2 move to retrieving the position, set up like this and can make things convenient for blade 2 to move to retrieving the position, can guarantee blade 2 normal return.
In some embodiments of the present invention, as shown in fig. 1, the blade 2 may be provided with a first stopping portion 21, and the second magnet may be disposed on the first stopping portion 21, so that the second magnet can be disposed on the blade 2, and the magnetic cooperation between the first magnet and the second magnet on the blade 2 can be realized, so that the disposition position of the second magnet can be more reasonable.
In some embodiments of the present invention, as shown in fig. 1, the body 1 may be provided with a second stopping portion 11 which is matched with the first stopping portion 21 in a stopping manner, and the first magnet may be disposed at the second stopping portion 11. Wherein, after the blade 2 rotates to the withdrawal position, the first stopping portion 21 and the second stopping portion 11 are stopped together, and the second stopping portion 11 can stop the blade 2 to continue to rotate from the extension position to the direction of the withdrawal position, so that the blade 2 can be stopped at a suitable position, and through the cooperation of the first magnet and the second magnet, when the air supply device 10 does not work, the blade 2 can be fixed on the second stopping portion 11, so that the blade 2 can be prevented from extending, and the position of the blade 2 can be firmer.
In some embodiments of the present invention, the blade return driving assembly may further include: third magnet with the repulsion of second magnet, third magnet and second magnet can set up to like magnetic pole, blade 2 is located the extended position, and when needing air supply arrangement 10 stop work, the motor stop work, under the repulsion effect between third magnet and the second magnet, can drive blade 2 to retrieving the position motion, under the effect of third magnet and first magnet, the magnetic force between second magnet and the first magnet, can make blade 2 retrieve to retrieving the position rapidly, wherein, the third magnet, first magnet, the second magnet is difficult to age, the operational reliability is good, compared with the prior art, after air supply arrangement 10 of this application used a period, can guarantee that blade 2 can normally return, thereby can solve the problem that current air supply arrangement's blade is difficult to normally return better.
In some embodiments of the present invention, as shown in fig. 1, the body 1 may be provided with a third stopping portion 12 which is matched with the first stopping portion 21 in a stopping manner, and a third magnet may be disposed at the third stopping portion 12. When the blade 2 is located at the extended position, the third stopping portion 12 and the first stopping portion 21 are stopped together, and the third stopping portion 12 can stop the blade 2 from continuing to rotate in the direction from the retracted position to the extended position, so that the blade 2 can be extended to a proper position, and the air supply amount of the air supply device 10 can be increased in unit time.
In some embodiments of the present invention, as shown in fig. 1, the circumferential edge of the body 1 may be provided with an installation portion 4, and the blade 2 may be pivotally installed on the installation portion 4, so that the blade 2 may be disposed at a suitable position, and in the radial direction of the body 1, the blade 2 may be conveniently extended out of the body 1, so as to make the setting position of the blade 2 more reasonable.
In some embodiments of the present invention, as shown in fig. 1, the installation portion 4 and the blade 2 may be provided in plural, and the installation portions 4 correspond to the blades 2 one to one, that is, one blade 2 is provided on one installation portion 4, for example: installation department 4 and blade 2 all set up to three, three installation department 4 is spaced apart in the circumference of body 1 and is arranged, moreover, two adjacent installation departments 4 interval distance is the same, so set up and to arrange the total weight of a plurality of blades 2 on body 1 evenly, body 1 is when rotating, can make body 1 more steady, thereby can reduce the shake of body 1, and then can make the form of arranging of a plurality of blades 2 more reasonable, and, also can avoid producing the interference each other between two adjacent blades 2, can guarantee that blade 2 is normally rotated between withdrawing the position and the extension position. However, the present invention is not limited to this, and the number of the blades 2 may be set according to the actual use condition of the air supply device 10.
In some embodiments of the present invention, as shown in fig. 1, the air supply device 10 may further include: a pivot 5, the pivot 5 being provided to the body 1, for example: the pivot shaft 5 may be fixedly disposed on the body 1, and the vane 2 may be pivotally disposed on the pivot shaft 5, and it is also understood that the vane 2 may rotate relative to the pivot shaft 5, and such an arrangement may ensure that the vane 2 may rotate relative to the pivot shaft 5, so as to ensure that the vane 2 may be normally extended and/or retracted.
In some embodiments of the present invention, as shown in fig. 3 and 4, the air supply device 10 may further include: lamps and lanterns 6, lamps and lanterns 6 are connected with body 1, and wherein, lamps and lanterns 6 can be connected at the lower surface of body 1, and lamps and lanterns 6 can fixed connection on body 1, and lamps and lanterns 6 also can be connected on body 1 through the bearing, sets up like this and can make air supply arrangement 10 have the illumination function to can promote air supply arrangement 10's application range, and, arrange indoor lamps and lanterns 6 and air supply arrangement 10 in same position, can save indoor space.
Specifically, when the body 1 rotates, the ceiling fan rotates by the motor to generate centrifugal force, and after the centrifugal force overcomes the magnetic force between the first magnet and the second magnet, the blade 2 rotates from the retracted position to the extended position, and simultaneously, under the action of the centrifugal force, the repulsive force between the third magnet and the second magnet can be overcome, so that the first stopping portion 21 and the second stopping portion 11 are stopped together, and finally, the blade 2 moves to the extended position. When the ceiling fan stops rotating, the repulsive force between the third magnet on the third stopping portion 12 and the second magnet on the blade 2 springs the blade 2 towards the retracting position, and the blade 2 is fixed at the retracting position by the attractive force between the first magnet and the second magnet during the rotation of the blade 2 towards the retracting position.
In the description herein, references to the description of the term "one embodiment," "some embodiments," "an illustrative embodiment," "an example," "a specific example," or "some examples" or the like mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
While embodiments of the present invention have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the invention, the scope of which is defined by the claims and their equivalents.
Claims (10)
1. An air supply device, comprising:
a body;
the blade is pivotally arranged on the body and provided with a retracted position and an extended position, and the blade is moved from the retracted position to the extended position under the action of centrifugal force through the rotating action of the body;
and the blade return driving assembly is matched with the blade to enable the blade to move from the extending position to the retracting position after the rotating speed of the body is lower than a preset value.
2. The air supply apparatus of claim 1, wherein the blade return drive assembly comprises: a first magnet, the blade having a second magnet magnetically attracted to the first magnet to maintain the blade in the retracted position.
3. The blower apparatus according to claim 2, wherein the blade is provided with a first stopper portion, and the second magnet is provided at the first stopper portion.
4. The blowing device of claim 3, wherein the body is provided with a second stop portion cooperating with the first stop portion, and the first magnet is provided at the second stop portion.
5. The air supply apparatus of claim 3, wherein the blade return drive assembly further comprises: a third magnet in repulsion with the second magnet to drive the blade toward the retracted position.
6. The blowing device of claim 5, wherein the body is provided with a third stopping portion cooperating with the first stopping portion, and the third magnet is provided at the third stopping portion.
7. The air supply arrangement of claim 1, wherein the body is provided at a circumferential edge thereof with a mounting portion to which the blade is pivotably mounted.
8. The air supply device according to claim 7, wherein the mounting portion and the blade are provided in plural numbers, and the plural mounting portions correspond to the plural blades one to one.
9. The air supply apparatus of claim 1, further comprising: the pivot shaft is arranged on the body, and the blade is arranged on the pivot shaft in a pivot mode.
10. The air supply apparatus of claim 1, further comprising: the lamp is connected with the body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020080455.XU CN211820058U (en) | 2020-01-14 | 2020-01-14 | Air supply device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020080455.XU CN211820058U (en) | 2020-01-14 | 2020-01-14 | Air supply device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211820058U true CN211820058U (en) | 2020-10-30 |
Family
ID=72991151
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020080455.XU Active CN211820058U (en) | 2020-01-14 | 2020-01-14 | Air supply device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211820058U (en) |
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2020
- 2020-01-14 CN CN202020080455.XU patent/CN211820058U/en active Active
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