CN215830774U - Standard fan - Google Patents
Standard fan Download PDFInfo
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- CN215830774U CN215830774U CN202120534151.0U CN202120534151U CN215830774U CN 215830774 U CN215830774 U CN 215830774U CN 202120534151 U CN202120534151 U CN 202120534151U CN 215830774 U CN215830774 U CN 215830774U
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- floor fan
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Abstract
The utility model provides a floor fan, which comprises a grating component, a supporting rod and a base, wherein one end of the supporting rod is connected with the grating component, and the other end of the supporting rod is connected with the base, wherein the base comprises: casing, rotating member, response piece, first sensor and second sensor, wherein, the rotating member rotationally set up in the casing, the response piece is followed the rotating member rotates, at the rotating member pivoted in-process, when the response piece triggered first sensor, the rotating member changes the rotation direction, makes the direction motion of response piece orientation second sensor, when the response piece triggered the second sensor, the rotating member changes the rotation direction once more, arranges the rotating member in the chassis and cooperates the response piece in order to drive the grid subassembly and do the action of shaking the head, has reduced the volume of fan head and bracing piece part, makes the fuselage attenuation be convenient for accomodate or use under different scenes. The grid subassembly lug connection is on the bracing piece to make whole structure can not the protrusion, convenient storage.
Description
[ technical field ] A method for producing a semiconductor device
The utility model relates to the field of fans, in particular to a floor fan.
[ background of the utility model ]
The floor fan in the prior art generally arranges a driving mechanism at the fan head to realize swinging of the fan head, but the fan head is generally provided with a motor for driving the fan blades to rotate, and in addition, the driving mechanism enables the volume of the fan head, particularly the volume at the rear part of the fan head to be larger.
Accordingly, there is a need for improvements in the art that overcome the deficiencies in the prior art.
[ Utility model ] content
The utility model aims to provide a floor fan.
The purpose of the utility model is realized by the following technical scheme:
the utility model provides a floor fan, floor fan includes grid subassembly, bracing piece and base, the one end of bracing piece connect in grid subassembly, the other end connect in the base, wherein, the base includes:
a housing;
the rotating piece is rotatably arranged in the shell and drives the supporting rod to rotate so as to drive the grating component to swing;
the sensing piece is arranged on the rotating piece and rotates along with the rotating piece;
the first sensor and the second sensor are fixedly arranged in the shell;
when the rotating piece rotates to a first angle, the sensing piece is opposite to the first sensor in position and triggers the first sensor, and when the rotating piece rotates to a second angle, the sensing piece is opposite to the second sensor in position and triggers the second sensor.
In this scheme, arrange the rotating member in the chassis and cooperate the response piece and do the action of shaking with drive grid assembly, reduced the volume of fan head and bracing piece part for the fuselage attenuation is convenient for accomodate or use under different scenes. The grid subassembly lug connection is on the bracing piece to make whole structure can not the protrusion, convenient storage.
When the rotating member rotates in the shell, the supporting rod can rotate along with the rotating member, so that the grating assembly also rotates along with the rotating member, and therefore the grating assembly can blow air towards different directions. Set up the response piece on the rotating member, at the rotating member pivoted in-process, when the response piece triggers first sensor, the rotating member changes the rotation direction, make the response piece towards the direction motion of second sensor, when the response piece triggers the second sensor, the rotating member changes the rotation direction once more, make the response piece towards the direction motion of first sensor, and like this, it is first to utilize, the cooperation of second sensor and response piece, make the reciprocal rotation of grid assembly between first angle and second angle, consequently the floor fan can swing the air supply in a definite angular range.
Preferably, the base further includes a mounting seat connected to the housing, the mounting seat has a receiving hole, and the rotating member is rotatably disposed in the receiving hole.
In this scheme, the mount pad plays the positioning action to the rotating member, and the rotating member can conveniently set up in the casing through the mount pad, and the rotating member is acceptd in the accommodation hole, and the mount pad can play certain protection isolation's effect to the rotating member, prevents that the rotating member from taking place to convolute and colliding with electric control circuit or other parts when rotating, guarantees the operational reliability of floor fan.
Preferably, the mounting base is further provided with two mounting holes, the two mounting holes are located on the radial outer side of the accommodating hole, and the first sensor and the second sensor are respectively arranged in the two mounting holes.
In this scheme, with the help of the mounting hole, first sensor and second sensor setting are in the radial outside of rotating member, and like this, the interval of two sensors is great, avoids sensor mutual interference, influences the operation, and correspondingly, the response piece can set up the position that leans on outward in the rotating member is radial to make the response piece comparatively close to the sensor. In some other embodiments, the first sensor and the second sensor may be disposed on one side of the rotating member in the axial direction, in which case the mounting hole may be disposed on a side of the mounting seat opposite to the receiving hole, or the mounting hole may be disposed at the bottom of the receiving hole.
Preferably, the opening of the mounting hole and the opening of the receiving hole face different sides of the mounting seat.
In this scheme, two sensors (first sensor and second sensor) and rotating member are installed on the mount pad from different sides, mutual interference or interference when preventing the installation, are favorable to quick installation, and the sensor is separated by the mount pad with the rotating member, and the rotating member can not hit even damage the sensor when rotating.
Preferably, a communication hole communicated with the mounting hole is formed on the peripheral side of the mounting seat.
In the scheme, the control lines of the first sensor and the second sensor can be led out from the side communication holes, so that the lines and the rotating piece are prevented from being wound or abraded.
Preferably, the first sensor and the second sensor are both located at the radial outer side of the rotating member, and the sensing member is located at the radial edge of the rotating member.
In this scheme, set up like this and make between first sensor and the second sensor apart from far away, can not mutual interference, influence rotation control's stability and reliability.
Preferably, the angle difference between the first angle and the second angle is 90 ° to 240 °.
In the scheme, the angle range can meet the swinging air supply requirements of most scenes. Further, if the angle difference is too large or too small, the first sensor and the second sensor are positioned relatively close to each other, and interference is likely to occur, so that the sensors cannot be mounted.
Preferably, the rotating member has annular ribs and radial ribs, a plurality of the radial ribs are arranged at intervals and extend outward from the annular ribs, and the sensing member is arranged in a gap between the radial ribs.
In this scheme, the rotating member passes through annular strengthening rib and radial strengthening rib reinforcing structure, and simultaneously, the response piece is installed in the space between the strengthening rib, make full use of space for base inner structure is comparatively compact, is favorable to the miniaturization of base, the accomodating of the floor fan of being convenient for.
Preferably, the first sensor and the second sensor are both hall sensors, and the sensing member is a magnetic member.
In the scheme, the Hall sensor is reliable in operation, low in cost, small in size and easy to accommodate in the base.
Preferably, two axial sides of the rotating member are respectively provided with a limiting bearing, and the two axial sides of the rotating member are respectively connected to the housing through the limiting bearings.
In this scheme, be provided with the bearing between revolving part and the casing, guarantee the smooth and easy rotation of revolving part. Simultaneously, two bearings can play limiting displacement to the rotating member, prevent to lead to the rotating member not hard up, take place to deflect because of external load acts on bracing piece or grid subassembly to floor fan operating stability has been improved.
Compared with the prior art, the utility model has the following beneficial effects: the floor fan provided by the utility model has the advantages that the first sensor, the second sensor and the induction piece are matched, so that the grille component rotates in a reciprocating manner between the first angle and the second angle, and the floor fan can swing to supply air in a certain angle range under the driving of the base. And the sensor occupation space is less, can not cause the base volume to increase, is favorable to accomodating of floor fan.
[ description of the drawings ]
Fig. 1 is a schematic perspective view of a floor fan according to an embodiment of the present invention.
Fig. 2 is a schematic diagram of an internal structure of a base of a floor fan according to an embodiment of the utility model.
Fig. 3 is an enlarged schematic view at a of fig. 2.
Fig. 4 is a schematic diagram of another perspective internal structure of a base of a floor fan according to an embodiment of the present invention.
Fig. 5 is a schematic structural diagram of a mounting base of a floor fan according to an embodiment of the utility model.
Fig. 6 is a schematic cross-sectional view of a part of a floor fan according to an embodiment of the utility model.
Fig. 7 is an enlarged schematic view at B of fig. 6.
Fig. 8 is an exploded view of a floor fan according to an embodiment of the present invention.
Fig. 9 is an exploded view of a base of a floor fan according to an embodiment of the utility model.
[ detailed description ] embodiments
The utility model is further illustrated by the following examples, which are not intended to limit the scope of the utility model.
The present embodiment provides a floor fan, as shown in fig. 1, the floor fan includes a grill assembly 10, a support rod 20 and a base 30, a blade and a motor are disposed inside the grill assembly 10, and the motor drives the blade to rotate to realize air supply. One end of the support rod 20 is connected to the grille component 10, and the other end is connected to the base 30, and the base 30 can drive the support rod 20 to rotate around the axis line of the base, so as to drive the grille component 10 to rotate, thereby enabling the floor fan to blow air in all directions.
As shown in fig. 2 to 4, the base 30 includes a housing 1, a rotating member 2, a sensing member 3, a first sensor 4 and a second sensor 5. Wherein, the rotating member 2 is rotatably disposed in the housing 1 and drives the supporting rod 20 to rotate so as to drive the grille assembly 10 to swing, and when the rotating member 2 rotates in the housing 1, the supporting rod 20 can rotate along with the rotating member 2, so that the grille assembly 10 also rotates therewith, and therefore the grille assembly 10 can blow air in different directions.
Specifically, in this embodiment, the rotating member 2 may be a driven gear, the base 30 is provided with a driving device 40 (for example, the driving device 40 may be a motor) for driving a driving gear 50 to rotate, the driving gear 50 is engaged with the driven gear so as to transmit power to the driven gear 51, the supporting rod 20 is coaxially disposed with the driven gear 51, and the driven gear 51 can drive the supporting rod 20 to rotate. Specifically, referring to fig. 8 and 9, a connection socket 25 is further disposed in the base 3, and is fixedly connected to the driven gear 51 for synchronous rotation, a connection plug 201 matching with the connection socket 25 is disposed on the support rod 20, and the connection socket 25 is connected to the connection plug 201 for transmission.
As shown in fig. 2 and 3, the sensing element 3 is disposed on the rotating element 2 and rotates with the rotating element 2, the first sensor 4 and the second sensor 5 are both fixedly disposed in the housing 1, when the rotating element 2 rotates to a first angle, the sensing element 3 is opposite to the first sensor 4 and triggers the first sensor 4, and when the rotating element 2 rotates to a second angle, the sensing element 3 is opposite to the second sensor 5 and triggers the second sensor 5.
In the process of rotating the rotating member 2, when the sensing member 3 triggers the first sensor 4, the rotating member 2 changes the rotating direction, so that the sensing member 3 moves towards the second sensor 5, when the sensing member 3 triggers the second sensor 5, the rotating member 2 changes the rotating direction again, so that the sensing member 3 moves towards the first sensor 4, and thus, by utilizing the matching of the first and second sensors 5 and the sensing member 3, the grille assembly 10 rotates between the first angle and the second angle in a reciprocating manner, and therefore, the floor fan can swing to supply air within a certain angle range.
In a preferred embodiment, the first sensor 4 and the second sensor 5 are both hall sensors, and the sensing member 3 is a magnetic member. The hall sensor has reliable operation, low cost and small volume, and is easy to be accommodated in the base 30. In other preferred embodiments, other types of sensors such as photoelectric sensors and proximity switches may be selected.
As shown in fig. 2, 3 and 5, the base 30 further includes a mounting seat 6 connected to the housing 1, the mounting seat 6 has a receiving hole 61, and the rotating member 2 is rotatably disposed in the receiving hole 61. The mounting seat 6 plays a positioning role for the rotating part 2, the rotating part 2 can be conveniently arranged in the shell 1 through the mounting seat 6, the rotating part 2 is accommodated in the accommodating hole 61, the mounting seat 6 can play a certain protection and isolation role for the rotating part 2, the rotating part 2 is prevented from being wound and collided with an electric control circuit or other parts when rotating, and the operation reliability of the floor fan is ensured.
As shown in fig. 4, the mounting seat 6 further defines two mounting holes 62, the two mounting holes 62 are located at the radial outer side of the receiving hole 61, and the first sensor 4 and the second sensor 5 are respectively disposed in the two mounting holes 62. By means of the mounting hole 62, the first sensor 4 and the second sensor 5 are arranged at the radial outer part of the rotating member 2, so that the distance between the two sensors is large, mutual interference between the sensors is avoided, and operation is influenced, and correspondingly, the sensing member 3 can be arranged at the radial outer position of the rotating member 2, so that the sensing member 3 is closer to the sensors. In some other embodiments, the first sensor 4 and the second sensor 5 may be disposed on one side of the rotating member 2 in the axial direction, in which case the mounting hole 62 may be disposed on a side of the mounting seat 6 different from the receiving hole 61, or the mounting hole 62 may be disposed at the bottom of the receiving hole 61.
The opening of the mounting hole 62 and the opening of the receiving hole 61 face different sides of the mount 6. Two sensors (first sensor 4 and second sensor 5) and rotating member 2 are installed on mount pad 6 from different sides, mutual interference or interference when preventing the installation, are favorable to quick installation, and sensor and rotating member 2 are separated by mount pad 6, and rotating member 2 can not hit even damage the sensor when rotating.
The periphery of the mounting seat 6 is provided with a communication hole 63 communicating with the mounting hole 62. The control lines of the first and second sensors can be led out from the communication hole 63 at the side to prevent the lines from being entangled with or worn by the rotary member 2.
The first sensor 4 and the second sensor 5 are both located on the radial outer side of the rotating member 2, and the sensing member 3 is located on the radial edge of the rotating member 2. The arrangement makes the first sensor 4 and the second sensor 5 far away from each other, so that the mutual interference is avoided, and the stability and the reliability of the rotation control are influenced.
The angle difference between the first angle and the second angle is 90-240 deg. The angle range can meet the swinging air supply requirements of most scenes. Further, if the angle difference is too large or too small, the first sensor 4 and the second sensor 5 are positioned relatively close to each other, and interference is likely to occur, and the sensors cannot be mounted.
The rotating member 2 has annular ribs 21 and radial ribs 22, a plurality of radial ribs 22 are spaced apart from each other and extend outwardly from the annular ribs 21, and the sensing member 3 is disposed in a space between the radial ribs 22. The rotating member 2 is reinforced by the annular reinforcing ribs 21 and the radial reinforcing ribs 22, so that the rotating member 2 can bear the supporting rod 20 and the grid assembly 10, meanwhile, the induction member 3 is installed in a gap between the reinforcing ribs, the space is fully utilized, the internal structure of the base 30 is compact, miniaturization of the base 30 is facilitated, and the floor fan is convenient to store.
As shown in fig. 6 and 7, two axial sides of the rotary member 2 are respectively provided with a limit bearing 7, and the two axial sides of the rotary member 2 are respectively connected to the housing 1 through the limit bearings 7. A limiting bearing 7 is arranged between the rotating part 2 and the shell 1, and smooth rotation of the rotating part 2 is guaranteed. Simultaneously, two spacing bearings 7 can play limiting displacement to rotating member 2, prevent to lead to rotating member 2 not hard up, take place to deflect because of external load acts on bracing piece 20 or grid assembly 10 to floor fan operating stability has been improved.
Specifically, in this embodiment, the two limit bearings 7 are both plane thrust ball bearings, and one axial end of each plane thrust ball bearing abuts against the rotating member 2 and the other axial end abuts against the housing 1. In other preferred embodiments, the limit bearing 7 may also be a radial bearing (e.g., a deep groove ball bearing).
While specific embodiments of the utility model have been described above, it will be appreciated by those skilled in the art that this is by way of example only, and that the scope of the utility model is defined by the appended claims. Various changes and modifications to these embodiments may be made by those skilled in the art without departing from the spirit and scope of the utility model, and these changes and modifications are within the scope of the utility model.
Claims (10)
1. The utility model provides a floor fan, its characterized in that, floor fan includes grid subassembly, bracing piece and base, the one end of bracing piece connect in grid subassembly, the other end connect in the base, wherein, the base includes:
a housing;
the rotating piece is rotatably arranged in the shell and drives the supporting rod to rotate so as to drive the grating component to swing;
the sensing piece is arranged on the rotating piece and rotates along with the rotating piece;
the first sensor and the second sensor are fixedly arranged in the shell;
when the rotating piece rotates to a first angle, the sensing piece is opposite to the first sensor in position and triggers the first sensor, and when the rotating piece rotates to a second angle, the sensing piece is opposite to the second sensor in position and triggers the second sensor.
2. A floor fan as recited in claim 1, wherein: the base is still including connect in the mount pad of casing, the mount pad has the accommodation hole, the rotating member rotationally set up in the accommodation hole.
3. A floor fan as recited in claim 2, wherein: two mounting holes are further formed in the mounting base, the two mounting holes are located on the radial outer side of the accommodating hole, and the first sensor and the second sensor are arranged in the two mounting holes respectively.
4. A floor fan as recited in claim 3, wherein: the opening of the mounting hole and the opening of the accommodating hole face different sides of the mounting seat.
5. A floor fan as recited in claim 3, wherein: the periphery of the mounting seat is provided with communicating holes communicated with the mounting holes.
6. A floor fan as recited in claim 1, wherein: the first sensor and the second sensor are both located on the radial outer side of the rotating member, and the sensing member is located on the radial edge portion of the rotating member.
7. A floor fan as recited in claim 1, wherein: the angular difference between the first angle and the second angle is 90-240 °.
8. A floor fan as recited in claim 1, wherein: the rotating part is provided with annular reinforcing ribs and radial reinforcing ribs, the radial reinforcing ribs are arranged at intervals and extend outwards from the annular reinforcing ribs, and the sensing part is arranged in a gap between the radial reinforcing ribs.
9. A floor fan as recited in claim 1, wherein: the first sensor and the second sensor are both Hall sensors, and the sensing piece is a magnetic piece.
10. A floor fan as claimed in any one of claims 1 to 9, wherein: the axial two sides of the rotating piece are respectively provided with a limiting bearing, and the axial two sides of the rotating piece are respectively connected to the shell through the limiting bearings.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120534151.0U CN215830774U (en) | 2021-03-15 | 2021-03-15 | Standard fan |
| PCT/CN2022/080091 WO2022194016A1 (en) | 2021-03-15 | 2022-03-10 | Fan, electric fan, oscillating mechanism of pedestal fan, and pedestal fan |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120534151.0U CN215830774U (en) | 2021-03-15 | 2021-03-15 | Standard fan |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215830774U true CN215830774U (en) | 2022-02-15 |
Family
ID=80187713
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120534151.0U Active CN215830774U (en) | 2021-03-15 | 2021-03-15 | Standard fan |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215830774U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2022194016A1 (en) * | 2021-03-15 | 2022-09-22 | 追觅科技(上海)有限公司 | Fan, electric fan, oscillating mechanism of pedestal fan, and pedestal fan |
-
2021
- 2021-03-15 CN CN202120534151.0U patent/CN215830774U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2022194016A1 (en) * | 2021-03-15 | 2022-09-22 | 追觅科技(上海)有限公司 | Fan, electric fan, oscillating mechanism of pedestal fan, and pedestal fan |
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