CN218293981U

CN218293981U - Novel axial fan guide vane device

Info

Publication number: CN218293981U
Application number: CN202222452953.4U
Authority: CN
Inventors: 吕昌辰
Original assignee: Qingdao Wanyou Zhongli Fan Co ltd
Current assignee: Qingdao Wanyou Zhongli Fan Co ltd
Priority date: 2022-09-16
Filing date: 2022-09-16
Publication date: 2023-01-13
Anticipated expiration: 2032-09-16

Abstract

The utility model discloses a novel axial fan guide vane device, supporting legs including two symmetry settings, two the supporting legs upper end is equipped with fan housing jointly, fan housing both sides lateral wall all is equipped with the protection network, be equipped with the connecting axle in the fan housing, the connecting axle end is equipped with the flabellum, connecting axle outer wall cover is equipped with the go-between, the go-between outside is equipped with the blade body, be connected through the connecting rod that a plurality of circumference set up between blade body and the go-between, the connecting axle outer wall is equipped with the collar, the spread groove with go-between matched with has been seted up to collar one side. The utility model discloses a threaded connection of internal thread pipe and threaded rod to and under the limiting displacement of spacing ring to the threaded rod, make a plurality of threaded rods respectively in a plurality of internal thread intraductal removals, make the adjacent one end of a plurality of threaded rods stretch into a plurality of spacing on the go-between respectively downtheholely, thereby realize spacing to the go-between, guarantee the stability of this body coupling of blade.

Description

Novel axial fan guide vane device

Technical Field

The utility model relates to an axial fan technical field especially relates to a novel axial fan guide vane device.

Background

The axial flow fan generally comprises a casing, a motor, an impeller and guide vanes, wherein the guide vanes are generally positioned at the rear part of the impeller and radially distributed along the circumference of a hub of the impeller, and in the use process of the axial flow fan, the guide vanes are used for rotating deflected airflow generated by the rotation of the impeller to the axial direction so as to achieve the purpose of improving the working efficiency of the axial flow fan.

When the guide vane in the prior art is installed, the guide vane is generally fixed in a single limiting bolt mode, but the guide vane is only fixed in a single limiting bolt mode, the installation stability of the guide fan cannot be guaranteed, some guide vanes connected through a plurality of limiting bolts still need to be sequentially operated on the plurality of limiting bolts when the guide vane is installed, the linkage of the device is reduced while the operation is more complicated, and the device is not convenient to popularize and use.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the shortcoming that exists among the prior art, and the novel axial fan guide vane device that proposes, through the threaded connection of internal thread pipe with the threaded rod, and under the limiting displacement of spacing ring to the threaded rod, make a plurality of threaded rods remove in a plurality of internal thread intraductal respectively, it is downthehole to make a plurality of spacing of the adjacent one end of a plurality of threaded rods stretch into a plurality of spacing on the go-between respectively, thereby realize spacing to the go-between, guarantee this body coupling's of blade stability, and the novel axial fan guide vane device that proposes.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a novel axial fan guide vane device, includes the supporting legs that two symmetries set up, two the supporting legs upper end is equipped with fan casing jointly, fan casing both sides lateral wall all is equipped with the protection network, be equipped with the connecting axle in the fan casing, the connecting axle end is equipped with the flabellum, connecting axle outer wall cover is equipped with the go-between, the go-between outside is equipped with the blade body, be connected through the connecting rod that a plurality of circumference set up between blade body and the go-between, connecting axle outer wall is equipped with the collar, the spread groove with go-between matched with has been seted up to collar one side, the round cavity has been seted up in the collar, be equipped with a plurality of stop gear that are used for carrying on spacingly to the go-between in the round cavity, the round cavity inner wall is equipped with and is used for carrying out the actuating mechanism that drives to a plurality of stop gear.

Preferably, stop gear is including rotating the internal thread pipe of connecting a plurality of circumference settings in the circle intracavity, and is a plurality of all run through threaded connection between internal thread pipe and the mounting ring inner and outer wall has the threaded rod, the go-between outer wall has been seted up a plurality of circumference settings and with threaded rod matched with spacing hole.

Preferably, the driving mechanism comprises a bevel gear ring which is rotatably connected in the circular cavity, the outer wall of each internal thread pipe is provided with a driving wheel, and the driving wheels are meshed with the bevel gear ring.

Preferably, run through between circle chamber and the collar outer wall and rotate and be connected with the dwang, the outer wall that the dwang is located the circle intracavity is equipped with the action wheel that is engaged state with the awl ring gear.

Preferably, it is a plurality of threaded rod all is equipped with the spacing ring with the rotation junction of collar outer wall, and is a plurality of the spacing ring is established respectively at a plurality of threaded rod outer walls.

Preferably, the dwang is located the outer one end of collar and is equipped with the knob, the knob outer wall is equipped with anti-skidding line.

The utility model has the advantages that:

1. through the threaded connection of internal thread pipe and threaded rod to and under the limiting displacement of limit ring to the threaded rod, make a plurality of threaded rods respectively at a plurality of internal thread intraductal removals, make the adjacent one end of a plurality of threaded rods stretch into a plurality of spacing downtheholes on the go-between respectively, thereby realize spacing to the go-between, guarantee this body coupling's of blade stability.

2. Through setting up action wheel, drive wheel and awl ring gear, rotating the dwang, can realize removing the while of a plurality of threaded rods, improve the linkage nature of device, be convenient for the popularization and use of device.

Drawings

FIG. 1 is a schematic front view of the overall structure of the present invention;

FIG. 2 is a schematic front view of the structure of the connecting shaft of the present invention;

fig. 3 is a schematic sectional view of the inner structure of the mounting ring of the present invention.

In the figure: the fan comprises a supporting foot 1, a fan shell 2, a protective screen 3, fan blades 4, a connecting shaft 5, a blade body 6, a connecting ring 7, a limiting hole 8, a mounting ring 9, a connecting groove 10, a threaded rod 11, a rotating rod 12, a circular cavity 13, a bevel gear ring 14, a driving wheel 15, a driving wheel 16, an internal threaded pipe 17 and a limiting ring 18.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

In the description of the present invention, it should be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but 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.

Referring to fig. 1-3, a novel axial flow fan guide vane device comprises two symmetrically arranged supporting legs 1, a fan casing 2 is jointly arranged at the upper ends of the two supporting legs 1, protective screens 3 are arranged on the side walls of two sides of the fan casing 2, a connecting shaft 5 is arranged in the fan casing 2, vanes 4 are arranged at the tail end of the connecting shaft 5, a connecting ring 7 is sleeved on the outer wall of the connecting shaft 5, a vane body 6 is arranged outside the connecting ring 7, the vane body 6 is connected with the connecting ring 7 through a plurality of circumferentially arranged connecting rods, a mounting ring 9 is arranged on the outer wall of the connecting shaft 5, and a connecting groove 10 matched with the connecting ring 7 is formed in one side of the mounting ring 9.

Round cavity 13 has been seted up in the collar 9, be equipped with a plurality of stop gear that are used for carrying on spacingly to go-between 7 in the round cavity 13, stop gear is including rotating the internal thread pipe 17 of connecting a plurality of circumference settings in round cavity 13, all run through threaded connection between a plurality of internal thread pipe 17 and the collar 9 inside and outside wall has threaded rod 11, the collar 7 outer wall has been seted up a plurality of circumference settings and with threaded rod 11 matched with spacing hole 8, a plurality of threaded rod 11 all are equipped with spacing ring 18 with the rotation junction of collar 9 outer wall, a plurality of spacing ring 18 are established respectively at a plurality of threaded rod 11 outer walls, threaded connection through internal thread pipe 17 and threaded rod 11, and spacing ring 18 is to threaded rod 11 under the limiting displacement, make a plurality of threaded rod 11 remove respectively in a plurality of internal thread pipes 17, make a plurality of threaded rod 11 adjacent one end stretch into a plurality of spacing hole 8 on the collar 7 respectively, thereby realize spacing to go-between 7, guarantee the stability of this body 6 connection of blade.

The inner wall of the round cavity 13 is provided with a driving mechanism for driving the limiting mechanisms, the driving mechanism comprises a bevel gear ring 14 which is rotatably connected in the round cavity 13, the outer walls of the internal thread pipes 17 are provided with driving wheels 16, and the driving wheels 16 are all in a meshed state with the bevel gear ring 14.

Run through between circle chamber 13 and the collar 9 outer wall and rotate and be connected with dwang 12, the outer wall that dwang 12 is located circle chamber 13 is equipped with the action wheel 15 that is the engaged state with awl ring gear 14, dwang 12 is located the outer end of one end of collar 9 and is equipped with the knob, the knob outer wall is equipped with anti-skidding line, through setting up action wheel 15, drive wheel 16 and awl ring gear 14, rotating dwang 12, can realize removing when a plurality of threaded rods 11, improve the linkage of device, be convenient for the device use widely.

The utility model discloses during the use, when installing blade body 6, only need establish go-between 7 covers at connecting axle 5 outer wall and remove it to spread groove 10 in, rotate dwang 12, make the action wheel 15 of dwang 12 outer wall rotate, because action wheel 15 and awl ring gear 14's meshing, and awl ring gear 14 is connected with round cavity 13's rotation, make awl ring gear 14 take place to rotate in round cavity 13, under the meshing through awl ring gear 14 and a plurality of drive wheel 16, make a plurality of drive wheel 16 take place to rotate, thereby make a plurality of internal thread pipes 17 at round cavity 13, because internal thread pipe 17 and threaded rod 11's threaded connection, and spacing ring 18 is to threaded rod 11 under the limiting displacement, make a plurality of threaded rod 11 remove in a plurality of internal thread pipes 17 respectively, make a plurality of threaded rod 11 adjacent one end stretch into respectively in a plurality of spacing holes 8 on the go-between 7, thereby realize spacing to go-between 7, guarantee the stability that blade body 6 connects.

The above, only be the embodiment of the preferred of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, which are designed to be replaced or changed equally, all should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a novel axial fan guide vane device, includes supporting legs (1) that two symmetries set up, its characterized in that, two supporting legs (1) upper end is equipped with fan casing (2) jointly, fan casing (2) both sides lateral wall all is equipped with protection network (3), be equipped with connecting axle (5) in fan casing (2), connecting axle (5) end is equipped with flabellum (4), connecting axle (5) outer wall cover is equipped with go-between (7), go-between (7) outside is equipped with blade body (6), be connected through the connecting rod of a plurality of circumference settings between blade body (6) and go-between (7), connecting axle (5) outer wall is equipped with collar (9), mounting ring (9) one side has been seted up and has been connected groove (10) with go-between (7) matched with, round chamber (13) have been seted up in mounting ring (9), be equipped with a plurality of stop gear that are used for carrying on spacing go on go-between (7) in round chamber (13), round chamber (13) inner wall is equipped with and is used for carrying out the actuating mechanism that drives to a plurality of stop gear.

2. The novel axial flow fan guide vane device is characterized in that the limiting mechanism comprises a plurality of circumferentially arranged internal thread pipes (17) which are rotatably connected in a circular cavity (13), threaded rods (11) are connected between the internal thread pipes (17) and the inner and outer walls of the mounting ring (9) in a penetrating and threaded manner, and a plurality of circumferentially arranged limiting holes (8) matched with the threaded rods (11) are formed in the outer wall of the connecting ring (7).

3. The novel axial flow fan guide vane device is characterized in that the driving mechanism comprises a conical tooth ring (14) rotatably connected in the circular cavity (13), the outer wall of each of the plurality of internally threaded pipes (17) is provided with a driving wheel (16), and the plurality of driving wheels (16) are meshed with the conical tooth ring (14).

4. The novel axial flow fan guide vane device is characterized in that a rotating rod (12) is connected between the circular cavity (13) and the outer wall of the mounting ring (9) in a penetrating and rotating mode, and a driving wheel (15) meshed with the bevel gear ring (14) is arranged on the outer wall, located in the circular cavity (13), of the rotating rod (12).

5. The novel axial flow fan guide vane device is characterized in that a plurality of limiting rings (18) are arranged at the rotating connection positions of the threaded rods (11) and the outer wall of the mounting ring (9), and the plurality of limiting rings (18) are sleeved on the outer walls of the threaded rods (11) respectively.

6. The novel axial flow fan guide vane device is characterized in that a knob is arranged at the end of the rotating rod (12) which is positioned outside the mounting ring (9), and the outer wall of the knob is provided with anti-skidding lines.