CN219062043U

CN219062043U - Axial fan convenient to angle regulation

Info

Publication number: CN219062043U
Application number: CN202320007559.1U
Authority: CN
Inventors: 黄闰
Original assignee: Sichuan Xinmu Ventilation Equipment Co ltd
Current assignee: Sichuan Xinmu Ventilation Equipment Co ltd
Priority date: 2023-01-03
Filing date: 2023-01-03
Publication date: 2023-05-23
Anticipated expiration: 2033-01-03

Abstract

The application relates to an axial fan convenient to angle regulation belongs to ventilation equipment's field. The novel fan comprises a base and a fan body arranged on the base, wherein the base comprises a plurality of supporting rods and an annular connecting plate connected with the top ends of the supporting rods, a mounting plate is sleeved on the connecting plate in a rotating mode, a lifting assembly is arranged on the mounting plate, one end of the fan body is hinged to the mounting plate, the other end of the fan body is connected with the lifting assembly, and one end of the lifting assembly, used for driving the fan, moves in the vertical direction. The application has the effect of being convenient for adjust axial fan's wind direction.

Description

Axial fan convenient to angle regulation

Technical Field

The present application relates to the field of ventilation devices, and in particular to an axial flow fan for adjusting an angle.

Background

The fan is a machine which drives the fan blades to rotate through the motor so as to drive air flow, so that indoor and outdoor air is exchanged. The fan can regulate indoor temperature and humidity and discharge indoor smoke and dust. In actual production, the fan is generally arranged at a ventilation opening on the wall body and is fixedly arranged on the wall body through bolts to exchange indoor and outdoor air. An axial flow fan is a common type of ventilation fan.

The axial flow fan is a fan with the air flow direction being the same as the axial direction of the fan blades. The axial flow fan mainly comprises fan blades and a shell, the shell is fixedly arranged on a base, and the axial flow fan is usually used in occasions with higher flow requirements and lower pressure requirements.

For the related technology, the axial flow fan commonly used in the market at present is directly fixed on the base, the wind direction of the axial flow fan is fixed, and the whole axial flow fan needs to be carried when the output wind direction of the fan needs to be changed, so that the wind direction of the axial flow fan is inconvenient to adjust.

Disclosure of Invention

In order to be convenient for adjust axial fan's wind direction, this application provides an axial fan convenient to angle regulation.

The application provides an axial fan in angle regulation adopts following technical scheme:

the utility model provides an axial fan in angle regulation, includes the base and installs the fan body on the base, the base includes many spinal branch vaulting poles and connects the annular connecting plate that sets up on many spinal branch vaulting poles top, it is equipped with the mounting panel to rotate the cover on the connecting plate, be provided with lifting unit on the mounting panel, the one end and the mounting panel of fan body are articulated, the other end and the lifting unit of fan body are connected, lifting unit is used for driving the one end of fan to remove along vertical direction.

By adopting the technical scheme, the mounting plate is rotatably mounted on the connecting plate, and the fan body can be driven to rotate by rotating the mounting plate, so that the angle of the fan body can be conveniently adjusted; one end of the fan body is driven to move along the vertical direction by utilizing the lifting assembly, so that the inclination angle of the fan body is adjusted; the effect of being convenient for adjust the wind direction of fan body is realized.

Optionally, lifting unit includes annular plate, lead screw, drive bevel gear and driven bevel gear, set up in the mounting panel and hold the chamber, annular plate slides and sets up on the fan body, the upper end of lead screw is articulated with annular plate and is connected the lower extreme vertical downwardly extending of lead screw and pass the mounting panel, driven bevel gear sets up in holding the intracavity, just lead screw coaxial line screw thread is worn to establish from moving bevel gear, drive bevel gear is located and holds the intracavity and meshes with drive bevel gear, coaxial coupling has the pivot on the drive bevel gear, the pivot extends to outside the mounting panel.

Through adopting above-mentioned technical scheme, rotate the initiative bevel gear, the initiative bevel gear drives driven bevel gear and rotates, because driven bevel gear and lead screw threaded connection, drive the lead screw and remove in vertical direction when driven bevel gear rotates to reach the effect that the one end of being convenient for drive fan body removed in vertical direction.

Optionally, a rectangular square hole is formed at the tail end of the rotating shaft.

Through adopting above-mentioned technical scheme, the pivot end extends outside the mounting panel and has seted up the square hole of rectangle, with current rocking handle one end to the square downthehole, utilizes rocking handle drive initiative taper gear to rotate, reaches the effect that is convenient for drive initiative taper gear rotated.

Optionally, the mounting panel rotates the cover and establishes on the connecting plate, the circumference of connecting plate is provided with the joint piece, be provided with the joint groove on the mounting panel with the joint piece relatively.

By adopting the technical scheme, the clamping blocks are clamped and installed in the clamping grooves, so that the mounting plate is prevented from being separated from the connecting plate.

Optionally, a plurality of constant head tanks have been seted up on the circumference of connecting plate, the standing groove has been seted up on the mounting panel, be provided with the mounting on the mounting panel and be located the standing groove, the mounting is used for being connected fixed connecting plate and mounting panel when standing groove and constant head tank are relative.

Through adopting above-mentioned technical scheme, a plurality of constant head tanks have been seted up in connecting plate circumference, rotate mounting panel to the standing groove with one of them constant head tank face mutually, utilize the mounting to be connected the mounting panel with the connecting plate fixedly, avoid the fan body to lead to the mounting panel to take place to rotate at the vibration of operation in-process.

Optionally, the mounting includes locating plate and spring, the locating plate rotates and sets up on the mounting panel and be located the standing groove, spring one end is connected with the locating plate, the other end is connected with the standing groove bottom wall, the spring makes the locating plate have the trend that is close to towards the mounting panel all the time.

Through adopting above-mentioned technical scheme, the mounting panel rotates to the standing groove when with one of them constant head tank relative, and the locating plate rotates to the constant head tank in under the effect of spring, lies in the standing groove through mounting panel part, part is located the standing groove to be convenient for with mounting panel and connecting plate fixed connection.

Optionally, a plurality of self-locking universal wheels are arranged at the bottom of the base.

By adopting the technical scheme, the self-locking universal wheel is convenient for driving the base and the fan body to move.

Optionally, the connecting plate is coated with lubricating grease.

By adopting the technical scheme, the lubricating grease is convenient for driving the mounting plate to rotate relatively on the connecting plate.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the mounting plate is rotatably mounted on the connecting plate, and the fan body can be driven to rotate by rotating the mounting plate, so that the angle of the fan body can be conveniently adjusted; one end of the fan body is driven to move along the vertical direction by utilizing the lifting assembly, so that the inclination angle of the fan body is adjusted; the effect of being convenient for adjusting the wind direction of the fan body is realized;

2. the driving bevel gear is rotated, the driven bevel gear is driven to rotate, and the driven bevel gear is in threaded connection with the lead screw, so that the lead screw is driven to move in the vertical direction when the driven bevel gear rotates, and the effect of conveniently driving one end of the fan body to move in the vertical direction is achieved;

3. when the mounting plate rotates to the position where the placing groove is opposite to one of the positioning grooves, the positioning plate rotates to the position where the positioning plate is located under the action of the spring, and the positioning plate is located in the positioning groove and the placing groove through the mounting plate, so that the mounting plate is fixedly connected with the connecting plate.

Drawings

Fig. 1 is a schematic structural view of an embodiment of the present application.

Fig. 2 is a cross-sectional view for illustrating a mounting plate structure in an embodiment of the present application.

Reference numerals illustrate:

1. a base; 11. a support rod; 12. a connecting plate; 121. a clamping block; 122. a positioning groove; 2. a fan body; 3. a mounting plate; 31. a clamping groove; 32. a placement groove; 41. an annular plate; 42. a screw rod; 43. a drive bevel gear; 44. a driven bevel gear; 45. a rotating shaft; 46. square holes; 51. a positioning plate; 52. a spring; 6. self-locking universal wheel.

Detailed Description

The present application is described in further detail below in conjunction with figures 1-2.

The embodiment of the application discloses axial fan convenient to angle regulation, refer to fig. 1 and 2, an axial fan convenient to angle regulation includes base 1 and installs the fan body 2 at base 1 top, and base 1 includes four vertical installation's bracing piece 11 and the annular connecting plate 12 of horizontal installation at the bracing piece 11 top, rotates the cover on connecting plate 12 and is equipped with mounting panel 3. An annular clamping block 121 is arranged on the inner diameter of the connecting plate 12, a clamping groove 31 is formed in the position, opposite to the clamping block 121, of the mounting plate 3, and the clamping block 121 is slidably arranged in the clamping groove 31, so that the mounting plate 3 is clamped and mounted on the connecting plate 12. One end of the fan body 2 is hinged to the upper plate surface of the mounting plate 3, a lifting assembly is mounted on the mounting plate 3, the other end of the fan body 2 is connected with the lifting assembly, and the lifting assembly drives one end of the fan body 2 to move along the vertical direction, so that the inclination angle of the fan body 2 is adjusted.

The mounting plate 3 rotates the cover and establishes on connecting plate 12, drives mounting plate 3 and rotates, drives fan body 2 and rotates when mounting plate 3 rotates, adjusts the angle of fan body 2 in the horizontal direction. Utilize lifting unit drive fan body 2's one end to follow vertical direction and remove, fan body 2's the other end is articulated to be connected on mounting panel 3 to adjust fan body 2 in the ascending angle of vertical direction, realize the regulation to fan body 2 inclination.

Referring to fig. 1 and 2, one end of the fan body 2 is hinged with the mounting plate 3 through a hinge seat. The lifting assembly comprises an annular plate 41, a screw rod 42, a driving bevel gear 43 and a driven bevel gear 44, a containing cavity is formed in the mounting plate 3, the containing cavity is located on the outer side of the connecting plate 12, the annular plate 41 is slidably sleeved on the outer wall of the fan body 2, the top end of the screw rod 42 is hinged with the annular plate 41, the bottom end of the screw rod 42 vertically extends downwards and penetrates through the mounting plate 3, and the screw rod 42 vertically penetrates through the containing cavity. The driven bevel gear 44 is rotatably installed in the accommodating chamber, the lead screw 42 is coaxially threaded through the driven bevel gear 44, and the drive bevel gear 43 is positioned in the accommodating chamber and meshed with the drive bevel gear 43. The driven bevel gear 44 is clamped between the drive bevel gear 43 and the bottom wall of the accommodating cavity, and can only rotate but cannot displace. The drive bevel gear 43 is coaxially connected with a rotating shaft 45, and the tail end of the rotating shaft 45 passes through the mounting plate 3 and extends out of the mounting plate 3. A rectangular square hole 46 is formed at the tail end of the rotating shaft 45, and the rectangular square hole 46 is matched with the existing rocking handle with one square end.

When the angle of the fan body 2 is adjusted, the rocking handle is inserted into the rotating shaft 45, the rocking handle is rotated, the driving bevel gear 43 is driven to rotate, the driving bevel gear 43 drives the driven bevel gear 44 meshed with the driving bevel gear 43 to rotate, and the screw rod 42 with the driving thread penetrating the driven bevel gear 44 vertically moves when the driven bevel gear 44 rotates, so that the height of one end of the fan body 2 is adjusted, and the angle of the fan body 2 is adjusted. The annular plate 41 cover is established on fan body 2, and annular plate 41 carries out fixed stay to fan body 2, and simultaneously when fan body 2 inclination changes, annular plate 41 follows fan body 2 and slides along the change of fan body 2 angle, avoids fan body 2 to take place the dead condition of card when angle adjustment.

Referring to fig. 2, a plurality of positioning grooves 122 having a rectangular cross section are provided at equal intervals in the circumferential direction of the connection plate 12, and a placement groove 32 having a rectangular cross section is provided in the mounting plate 3, the placement groove 32 being opposed to one of the positioning grooves 122. A fixing member is mounted on the mounting plate 3 and located in the placement groove 32, and when the mounting plate 3 is rotated to align the placement groove 32 with one of the positions, the fixing member connects and fixes the connecting plate 12 with the mounting plate 3.

Referring to fig. 2, the fixing member includes a positioning plate 51 and a spring 52, the positioning plate 51 is a rectangular plate body, one end of the positioning plate 51 is rotatably mounted on the mounting plate 3 and is located in the placement groove 32, the spring 52 is fixedly connected with the positioning plate 51, the other end of the spring 52 is fixedly connected with the bottom wall of the accommodating groove, and the spring 52 enables the positioning plate 51 to always have a tendency of rotating towards the bottom wall of the accommodating groove. When the mounting plate 3 is driven to rotate, the positioning plate 51 is stirred to rotate to deviate from the mounting plate 3, the mounting plate 3 is driven to rotate until one of the positioning grooves 122 is opposite to the placing groove 32, the positioning plate 51 is released, and the positioning plate 51 rotates into the positioning groove 122 under the action of the spring 52; at this time, the positioning plate 51 is partially located in the positioning groove 122 and partially located in the placement groove 32, and the placement plate is connected with the positioning plate 51, so as to prevent the mounting plate 3 from rotating and shifting during the working process of the fan body 2.

Referring to fig. 1 and 2, self-locking universal wheels 6 are mounted at bottoms of a plurality of support rods 11 of the base 1, so as to facilitate driving the base 1 to move. The connecting plate 12 is coated with lubricating grease, and the lubricating grease reduces friction resistance between the mounting plate 3 and the connecting plate 12, so that the mounting plate 3 can be driven to rotate conveniently.

The implementation principle of the axial flow fan convenient for angle adjustment in the embodiment of the application is as follows: when the wind direction angle of the fan body 2 is adjusted, the mounting plate 3 is rotated, and the angle of the fan body 2 in the horizontal direction is adjusted; the driving bevel gear 43 is rotated through the rocking handle, the driving bevel gear 43 drives the driven bevel gear 44 meshed with the driving bevel gear 43 to rotate, and then the screw rod 42 is driven to move in the vertical direction, so that the angle of the fan body 2 in the vertical direction is adjusted.

Finally, it should be noted that: in the description of the present application, it should be noted that the azimuth or positional relationship indicated by the terms "vertical", "upper", "lower", "horizontal", etc. are based on the azimuth or positional relationship shown in the drawings, and are merely for convenience of description of the present application and for simplification of the description, and do not indicate or imply that the apparatus or element in question must have a specific azimuth, be configured and operated in a specific azimuth, and thus should not be construed as limiting the present application.

The foregoing are all preferred embodiments of the present application, and are not intended to limit the scope of the present application in any way, therefore: all equivalent changes in structure, shape and principle of this application should be covered in the protection scope of this application.

Claims

1. An axial fan convenient to angle regulation, includes base (1) and installs fan body (2) on base (1), its characterized in that: the base (1) comprises a plurality of supporting rods (11) and an annular connecting plate (12) connected with the top ends of the supporting rods (11), a mounting plate (3) is sleeved on the connecting plate (12) in a rotating mode, a lifting assembly is arranged on the mounting plate (3), one end of the fan body (2) is hinged to the mounting plate (3), the other end of the fan body (2) is connected with the lifting assembly, and the lifting assembly is used for driving one end of the fan body (2) to move in the vertical direction.

2. The axial flow fan for facilitating angle adjustment according to claim 1, wherein: the lifting assembly comprises an annular plate (41), a lead screw (42), a drive bevel gear (43) and a driven bevel gear (44), wherein a containing cavity is formed in the mounting plate (3), the annular plate (41) is arranged on the fan body (2) in a sliding mode, the upper end of the lead screw (42) is hinged to the annular plate (41), the lower end of the lead screw (42) vertically extends downwards and penetrates through the mounting plate (3), the driven bevel gear (44) is arranged in the containing cavity, the lead screw (42) is coaxially threaded to penetrate through the driven bevel gear (44), the drive bevel gear (43) is located in the containing cavity and meshed with the drive bevel gear (43), a rotating shaft (45) is coaxially connected to the drive bevel gear (43), and the rotating shaft (45) extends out of the mounting plate (3).

3. The axial flow fan for facilitating angle adjustment according to claim 2, wherein: square holes (46) are formed in the tail end of the rotating shaft (45).

4. The axial flow fan for facilitating angle adjustment according to claim 1, wherein: the mounting plate (3) is rotatably sleeved on the connecting plate (12), a clamping block (121) is arranged at the edge of the inner diameter of the connecting plate (12), and a clamping groove (31) is formed in the mounting plate (3) opposite to the clamping block (121).

5. The axial flow fan for facilitating angle adjustment according to claim 1, wherein: a plurality of positioning grooves (122) are formed in the circumferential direction of the connecting plate (12), a placing groove (32) is formed in the mounting plate (3), a fixing piece is arranged on the mounting plate (3) and located in the placing groove (32), and the fixing piece is used for connecting and fixing the connecting plate (12) with the mounting plate (3) when the placing groove (32) is opposite to the positioning groove (122).

6. The axial flow fan for facilitating angle adjustment according to claim 5, wherein: the fixing piece comprises a locating plate (51) and a spring (52), wherein the locating plate (51) is rotationally arranged on the mounting plate (3) and located in the placing groove (32), one end of the spring (52) is connected with the locating plate (51), the other end of the spring is connected with the bottom wall of the placing groove (32), and the spring (52) enables the locating plate (51) to always have a trend towards the approach of the mounting plate (3).

7. The axial flow fan for facilitating angle adjustment according to claim 1, wherein: the bottom of the base (1) is provided with a plurality of self-locking universal wheels (6).

8. The axial flow fan for facilitating angle adjustment according to claim 1, wherein: the connecting plate (12) is coated with lubricating grease.