CN220929738U - Multilayer flabellum formula diagonal flow fan - Google Patents

Abstract

The utility model relates to the technical field of diagonal flow fans, in particular to a multi-layer fan-blade diagonal flow fan, comprising a support frame, a diagonal flow fan body is arranged on one side of the support frame, a threaded shaft and a first circular shaft are rotatably connected to one side of the support frame, two second circular shafts are fixedly connected to the other side of the support frame, a base is arranged on one side of the support frame, a motor is fixedly connected to the inside of the support frame, four mounting columns are fixedly connected to one side of the base, a circular groove is provided on one side of the four mounting columns, and the outer surface of the threaded shaft is threadedly connected to the inner surface of one of the circular grooves. The utility model has the advantages that: the device drives the threaded shaft to rotate by starting the motor, drives the support frame to move upward, drives the diagonal flow fan body to move upward, can freely adjust the height, and reduces the vibration degree when in use by utilizing the characteristics of the telescopic rod and the spring.

Description

A multi-layered fan with diagonal blades

Technical Field

The utility model relates to the technical field of oblique flow fans, in particular to a multi-layer blade type oblique flow fan.

Background technique

A multi-layered diagonal flow fan is disclosed in a Chinese patent with application number CN202222381347.8. The document refers to a diagonal flow fan, also known as a mixed flow fan, which is a fan between an axial flow fan and a centrifugal fan. The impeller of the diagonal flow fan allows the air to move both centrifugally and axially, and the movement of the air in the shell is a mixture of axial and centrifugal movement. However, the existing multi-layered diagonal flow fan will vibrate during use. If it is not handled, the fan is likely to be damaged due to the vibration. In addition, the height of the multi-layered diagonal flow fan is generally fixed after installation and cannot be adjusted, which cannot meet people's needs.

In this regard, the utility model proposes a multi-layer blade type diagonal flow fan to solve the problem.

Utility Model Content

The purpose of the present invention is to solve at least one of the above technical deficiencies.

Therefore, one purpose of the present invention is to provide a multi-layer blade diagonal flow fan to solve the problems mentioned in the background technology and overcome the deficiencies in the prior art.

In order to achieve the above-mentioned objectives, an embodiment of one aspect of the utility model provides a multi-layer fan-type diagonal flow fan, including a support frame, a diagonal flow fan body is arranged on one side of the support frame, a threaded shaft and a first circular shaft are rotatably connected to one side of the support frame, and two second circular shafts are fixedly connected to the other side of the support frame, a base is arranged on one side of the support frame, a motor is fixedly connected to the inside of the support frame, four mounting columns are fixedly connected to one side of the base, a circular groove is opened on one side of the four mounting columns, an outer surface of the threaded shaft is threadedly connected to the inner surface of one of the circular grooves, one side of the threaded shaft is fixedly connected to the output end of the motor, the outer surfaces of the first circular shaft and the second circular shaft are respectively inserted into the inner surfaces of the other three circular grooves, four telescopic rods are fixedly connected to one side of the diagonal flow fan body, and two rubber columns are arranged on one side of the diagonal flow fan body.

Preferably, any of the above solutions has one side of the four telescopic rods fixedly connected to two sides of the support frame respectively.

Preferably, any of the above schemes is that springs are sleeved on the outer surfaces of the four telescopic rods, and one side of the four springs is respectively fixedly connected to one side of the diagonal flow fan body.

Preferably, any of the above solutions has one side of the four springs fixedly connected to two sides of the support frame respectively.

Preferably, any of the above solutions has a mounting block fixedly connected to both sides of the outer surface of the diagonal flow fan body.

Preferably, any of the above solutions has one side of the two mounting blocks fixedly connected to one side of the two rubber columns respectively.

The technical effect achieved by adopting the above solution is: the diagonal flow fan is shock-absorbed by arranging rubber columns.

Preferably, any of the above solutions has one side of the two rubber columns fixedly connected to two sides of the support frame respectively.

Preferably, any of the above schemes has multiple layers of fan blades rotatably connected inside the diagonal flow fan body.

Compared with the prior art, the advantages and beneficial effects of the utility model are:

The device drives the threaded shaft to rotate by starting the motor, drives the support frame to move upward, and drives the diagonal flow fan body to move upward, and the height can be freely adjusted. The characteristics of the telescopic rod and the spring are utilized to reduce the vibration during use, and the diagonal flow fan is shock-absorbing by arranging rubber columns, thereby solving the problem that the existing multi-layer fan-blade diagonal flow fan will vibrate during use, and if it is not handled, the fan is likely to be damaged due to the vibration, and the multi-layer fan-blade diagonal flow fan is generally fixed in height after installation and cannot be adjusted, thereby failing to meet people's needs.

Additional aspects and advantages of the present invention will be given in part in the following description and in part will become apparent from the following description or will be learned through the practice of the present invention.

BRIEF DESCRIPTION OF THE DRAWINGS

The above and/or additional aspects and advantages of the present invention will become apparent and easily understood from the description of the embodiments in conjunction with the following drawings, in which:

FIG1 is a schematic diagram of a first viewing angle structure according to an embodiment of the utility model;

FIG2 is a schematic diagram of a second viewing angle structure according to an embodiment of the present utility model;

FIG3 is a schematic diagram of a structure from a third viewing angle according to an embodiment of the present utility model;

FIG4 is a schematic diagram of a fourth viewing angle structure according to an embodiment of the utility model;

FIG5 is a schematic diagram of a fifth viewing angle structure according to an embodiment of the present utility model.

In the figure: 1-support frame, 101-threaded shaft, 102-first circular shaft, 103-second circular shaft, 2-diagonal flow fan body, 3-base, 4-mounting column, 5-telescopic rod, 6-rubber column, 7-mounting block, 8-fan blade.

Detailed ways

As shown in Figures 1 to 5, a multi-layer fan-blade oblique flow fan comprises a support frame 1, a oblique flow fan body 2 is arranged on one side of the support frame 1, a threaded shaft 101 and a first circular shaft 102 are rotatably connected to one side of the support frame 1, two second circular shafts 103 are fixedly connected to the other side of the support frame 1, a base 3 is arranged on one side of the support frame 1, a motor is fixedly connected to the inside of the support frame 1, four mounting columns 4 are fixedly connected to one side of the base 3, a circular groove is provided on one side of the four mounting columns 4, the outer surface of the threaded shaft 101 is threadedly connected to the inner surface of one of the circular grooves, one side of the threaded shaft 101 is fixedly connected to the output end of the motor, and the first The outer surfaces of the circular shaft 102 and the second circular shaft 103 are respectively inserted into the inner surfaces of the other three circular grooves. By starting the motor to drive the threaded shaft 103 to rotate, the support frame 1 is driven to move upward, and the diagonal flow fan body 2 is driven to move upward. The height can be freely adjusted. The outer surfaces of the first circular shaft 102 and the second circular shaft 103 are respectively inserted into the inner surfaces of the other three circular grooves, so that the support frame 1 is more stable when adjusting the height. Four telescopic rods 5 are fixedly connected to one side of the diagonal flow fan body 2. Two rubber columns 6 are arranged on one side of the diagonal flow fan body 2. The vibration degree is reduced when the telescopic rod 5 and the spring are utilized. The diagonal flow fan is shock-absorbing by arranging the rubber columns 6.

One side of the four telescopic rods 5 is fixedly connected to two sides of the support frame 1 respectively.

The outer surfaces of the four telescopic rods 5 are all sleeved with springs, and one side of the four springs is fixedly connected to one side of the diagonal flow fan body 2 respectively. The characteristics of the telescopic rods 5 and the springs are utilized to reduce the vibration during use, and the diagonal flow fan is shock-absorbing by arranging rubber columns 6.

One side of the four springs is fixedly connected to two sides of the support frame 1 respectively.

A mounting block 7 is fixedly connected to both sides of the outer surface of the diagonal flow fan body 2 .

One side of the two mounting blocks 7 is fixedly connected to one side of the two rubber columns 6 respectively. The vibration degree is reduced when the two mounting blocks 7 are in use by utilizing the characteristics of the telescopic rod 5 and the spring. The rubber columns 6 are provided to reduce vibration of the diagonal flow fan.

One side of the two rubber columns 6 is fixedly connected to two sides of the support frame 1 respectively.

The internal rotation of the diagonal flow fan body 2 is connected with multiple layers of blades 8. The multi-layer blade diagonal flow fan 2 is a prior art, and its rotation is driven by a corresponding motor. The specific installation is a prior art known to the public. The present utility model has not made any improvements, so it will not be described in detail here.

Compared with the prior art, the present invention has the following beneficial effects:

The device starts a motor to drive the threaded shaft 103 to rotate, drives the support frame 1 to move upward, and drives the diagonal flow fan body 2 to move upward, and the height can be freely adjusted. The characteristics of the telescopic rod 5 and the spring are utilized to reduce the vibration during use, and the diagonal flow fan is shock-absorbing by arranging the rubber column 6, thereby solving the problem that the existing multi-layer fan-blade diagonal flow fan will vibrate during use, and if it is not handled, the fan is likely to be damaged due to the vibration, and the multi-layer fan-blade diagonal flow fan is generally fixed in height after installation and cannot be adjusted, thereby failing to meet people's needs.

Claims (8)

1. A multilayer flabellum formula diagonal flow fan, its characterized in that: including support frame (1), one side of support frame (1) is provided with a diagonal flow fan body (2), one side rotation of support frame (1) is connected with a screw thread axle (101) and first round axle (102), the opposite side fixedly connected with two second round axles (103) of support frame (1), one side of support frame (1) is provided with a base (3), the inside fixedly connected with motor of support frame (1), four erection columns (4) of one side fixedly connected with of base (3), four a circular slot has all been seted up to one side of erection column (4), the surface threaded connection of screw thread axle (101) is in the internal surface of one of them circular slot, one side of screw thread axle (101) and the output fixed connection of motor, the surface of first round axle (102) and second round axle (103) peg graft respectively in the internal surface of other three circular slots, one side fixedly connected with four telescopic link (5) of diagonal flow fan body (2), one side of diagonal flow fan (2) is provided with two rubber posts (6).

2. The multilayer fan blade type diagonal flow fan according to claim 1, wherein: one side of each of the four telescopic rods (5) is fixedly connected with two sides of the supporting frame (1) respectively.

3. The multilayer fan blade type diagonal flow fan according to claim 2, wherein: the outer surfaces of the four telescopic rods (5) are sleeved with springs, and one sides of the four springs are fixedly connected with one side of the diagonal flow fan body (2) respectively.

4. A multi-layer fan blade type diagonal flow fan according to claim 3, wherein: one side of each of the four springs is fixedly connected with two sides of the supporting frame (1) respectively.

5. The multilayer fan blade type diagonal flow fan according to claim 4, wherein: both sides of the outer surface of the diagonal flow fan body (2) are fixedly connected with a mounting block (7).

6. The multilayer fan blade type diagonal flow fan according to claim 5, wherein: one side of each of the two mounting blocks (7) is fixedly connected with one side of each of the two rubber columns (6).

7. The multilayer fan blade type diagonal flow fan according to claim 6, wherein: one side of each rubber column (6) is fixedly connected with two sides of the supporting frame (1) respectively.

8. The multilayer fan blade type diagonal flow fan according to claim 7, wherein: the inside of diagonal flow fan body (2) rotates and is connected with multilayer flabellum (8).