CN211852198U

CN211852198U - Axial flow device with protective structure for fan

Info

Publication number: CN211852198U
Application number: CN201922198555.2U
Authority: CN
Inventors: 付玉伟
Original assignee: Weihai Fusheng Fan Manufacturing Co ltd
Current assignee: Weihai Fusheng Fan Manufacturing Co ltd
Priority date: 2019-12-10
Filing date: 2019-12-10
Publication date: 2020-11-03
Anticipated expiration: 2029-12-10

Abstract

The utility model relates to the technical field of axial flow fans, in particular to an axial flow device with a protective structure for a fan, which comprises a motor; the axial flow device with the protection structure for the fan is convenient for blocking the entering foreign matters through the protection cover, and the magnetic ring is convenient for absorbing the metal foreign matters entering along with the airflow, so that the condition that the fan blades are damaged by the metal foreign matters moving at high speed is prevented; this take axial compressor device for fan of protective structure is through the coupling mechanism who is equipped with, under mutually supporting of spring, slider, spout, connecting rod and slider etc. promptly, on the one hand, it is convenient for install motor and flabellum and casing, convenient and fast, and on the other hand weakens the vibrations that the motor during operation produced under the damping effect that provides such as spring, connecting rod and slider, avoids the motor vibrations to drive the situation that the casing vibrations produced the abnormal sound, has avoided noise pollution.

Description

Axial flow device with protective structure for fan

Technical Field

The utility model relates to an axial fan technical field specifically is an axial compressor device for fan of taking protective structure.

Background

The axial flow fan is a common fan type, axial flow refers to that gas flows parallel to a fan shaft, and the axial flow fan drives fan blades to rotate by a motor so as to provide power for the movement of the gas; on one hand, although the existing axial flow fan shell is provided with the blocking net, the blocking net can only block larger foreign matters, and when part of the smaller metal foreign matters pass through the fan blades along with air, the fan blades are easily damaged; on the other hand, when the motor works, the casing is easily driven to vibrate, large noise is generated, and noise pollution is caused.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a take protective structure's axial compressor device for fan to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

an axial flow device with a protection structure for a fan comprises a motor, wherein a fixed block is arranged on the front side of the motor, the motor is fixedly connected with the fixed block through bolts, four connecting mechanisms are annularly and equidistantly distributed on the circumferential outer wall of the fixed block, a protection cover is arranged on the front side of the fixed block, a magnetic ring is embedded on the front side surface of the protection cover, fan blades are arranged on the front side of the magnetic ring, and an output shaft of the motor sequentially penetrates through the fixed block and the protection cover and is coaxially and fixedly connected with the fan blades; coupling mechanism includes little mounting panel, be close to both ends department on the little mounting panel and all set up two little mounting holes that are parallel to each other, the bottom surface of little mounting panel is equipped with the connecting rod, the coaxial slider that is equipped with in bottom of connecting rod, the below of connecting rod is equipped with the fixed strip, the rectangular channel has been seted up to the top surface of fixed strip, seted up the spout in the fixed strip, just the rectangular channel with the spout is linked together, the spout is linked together with the external world, the connecting rod passes the rectangular channel, just the slider with spout sliding connection, the interior bottom of spout with be equipped with the spring between the slider, the both ends of spring respectively with the slider with the interior bottom surface of spout closely laminates, the bottom of fixed strip is equipped with big mounting panel, be close to both ends department on the big mounting panel and all set up two big mounting holes that are.

Preferably, the small mounting plate, the connecting rod and the sliding block are of an integrally formed structure, and the large mounting plate and the fixing strip are of an integrally formed structure.

Preferably, the overall shapes of the sliding block and the sliding groove are both in a cross shape.

Preferably, the overall shapes of the small mounting plate and the large mounting plate are both arc-shaped.

Preferably, the small mounting hole is fixedly connected with the fixing block through a bolt, and the large mounting plate is fixedly connected with the fan shell through a bolt.

Preferably, a rubber pad is arranged at the joint of the large mounting plate and the fan shell.

Preferably, the protection casing is hollow out structure, and the whole shape of protection casing is the disk.

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

1. the axial flow device with the protection structure for the fan is convenient for blocking the entering foreign matters through the protection cover, and the magnetic ring is convenient for absorbing the metal foreign matters entering along with the airflow, so that the condition that the fan blades are damaged by the metal foreign matters moving at high speed is prevented;

2. this take axial compressor device for fan of protective structure is through the coupling mechanism who is equipped with, under mutually supporting of spring, slider, spout, connecting rod and slider etc. promptly, on the one hand, it is convenient for install motor and flabellum and casing, convenient and fast, and on the other hand weakens the vibrations that the motor during operation produced under the damping effect that provides such as spring, connecting rod and slider, avoids the motor vibrations to drive the situation that the casing vibrations produced the abnormal sound, has avoided noise pollution.

Drawings

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

FIG. 2 is a schematic diagram of the overall explosion structure of the present invention;

fig. 3 is a schematic structural view of the connection mechanism of the present invention;

fig. 4 is an exploded schematic view of the connection mechanism of the present invention.

In the figure: 1. a motor; 2. a fixed block; 3. a connecting mechanism; 31. a small mounting plate; 311. a small mounting hole; 32. a connecting rod; 33. a slider; 34. a fixing strip; 341. a rectangular groove; 342. a chute; 35. a spring; 36. a large mounting plate; 361. a large mounting hole; 4. a protective cover; 5. a magnetic ring; 6. a fan blade.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying 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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the 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.

Example 1

An axial flow device with a protection structure for a fan is shown in figures 1 to 4 and comprises a motor 1, wherein a fixed block 2 is arranged on the front side of the motor 1, the motor 1 is fixedly connected with the fixed block 2 through bolts, four connecting mechanisms 3 are annularly and equidistantly distributed on the circumferential outer wall of the fixed block 2, a protective cover 4 is arranged on the front side of the fixed block 2, the protective cover 4 is tightly welded with the fixed block 2, a magnetic ring 5 is embedded on the front side surface of the protective cover 4, fan blades 6 are arranged on the front side of the magnetic ring 5, an output shaft of the motor 1 sequentially penetrates through the fixed block 2 and the protective cover 4 and is coaxially and fixedly connected with the fan blades 6, and the output shaft of the motor 1 is coaxially and tightly welded; coupling mechanism 3 includes little mounting panel 31, two little mounting holes 311 that are parallel to each other have all been seted up near both ends department on little mounting panel 31, the bottom surface of little mounting panel 31 is equipped with connecting rod 32, the coaxial slider 33 that is equipped with in bottom of connecting rod 32, the below of connecting rod 32 is equipped with fixed strip 34, rectangular channel 341 has been seted up to the top surface of fixed strip 34, spout 342 has been seted up in the fixed strip 34, and rectangular channel 341 and spout 342 are linked together, spout 342 is linked together with the external world, connecting rod 32 passes rectangular channel 341, and slider 33 and spout 342 sliding connection, be equipped with spring 35 between the interior bottom surface of spout 342 and the slider 33, the both ends of spring 35 closely laminate with the interior bottom surface of slider 33 and spout 342 respectively, the bottom of fixed strip 34 is equipped with big mounting panel 36, two big mounting holes 361 that are parallel to each other have all.

In this embodiment, the small mounting plate 31, the connecting rod 32 and the sliding block 33 are integrally formed, the large mounting plate 36 and the fixing strip 34 are integrally formed, and the integrally formed structure has better structural strength, so that the overall service life of the device is prolonged.

Furthermore, the overall shapes of the sliding block 33 and the sliding groove 342 are both cross-shaped, and the cross-shaped sliding groove 342 provides guiding and limiting functions for the sliding block 33, so that the sliding block 33 can conveniently slide along the sliding groove 342.

Besides, the overall shapes of the small mounting plate 31 and the large mounting plate 36 are both arc-shaped, the arc-shaped small mounting plate 31 is convenient to adapt and mount on the fixed block 2, and the arc-shaped large mounting plate 36 is convenient to adapt and mount on the inner wall of the fan shell.

In this embodiment, the small mounting holes 311 are fixedly connected to the fixing block 2 by bolts, the large mounting plate 36 is fixedly connected to the fan casing by bolts, and the bolts are mounted in a manner convenient for mounting and dismounting.

Furthermore, a rubber pad is arranged at the joint of the large mounting plate 36 and the fan shell, and the rubber pad can achieve the effects of shock absorption and noise reduction.

In addition, protection casing 4 is the fretwork formula structure, and protection casing 4's whole shape is the disk, and protection casing 4's setting is convenient for play the effect of protection to flabellum 6.

It should be noted that, the Shenzhen prefecture sea hong upright creating technology in this embodiment can adopt the vertical type adjustable speed motor with model TCV18-100-3S produced by the east-sea Xinnuo quartz products limited company, and its matching circuit and power module can also be provided by this manufacturer, in addition, the utility model relates to that the circuit, the electronic component and the module are the prior art, and the technical personnel in the field can completely realize, need not proud, the utility model discloses the content of protecting does not relate to the improvement to inner structure and method either.

When the axial flow device with the protection structure for the fan is used, a user firstly switches on a power supply of the motor 1, the motor 1 starts to work, an output shaft of the motor rotates to drive the fan blades 6 to move, at the moment, gas flows from one side of the motor 1 to one side of the fan blades 6, and metal foreign matters mixed in the gas flow are adsorbed by the magnetic ring 5;

when the motor 1 works to generate vibration, the vibration is transmitted to the connecting rod 32 through the small mounting plate 31, meanwhile, the sliding block 33 slides in the sliding groove 342, the spring 35 repeatedly expands and contracts, the spring 35 expands and contracts and the sliding block 33 slides to provide damping, and at the moment, the vibration transmitted to the fixing strip 34 and the large mounting plate 36 is weakened.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It should be understood by those skilled in the art that the present invention is not limited by the above embodiments, and the description in the above embodiments and the description is only preferred examples of the present invention, and is not intended to limit the present invention, and that the present invention can have various changes and modifications without departing from the spirit and scope of the present invention, and these changes and modifications all fall into the scope of the claimed invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a take axial compressor device for protective structure's fan, includes motor (1), its characterized in that: the motor is characterized in that a fixed block (2) is arranged on the front side of the motor (1), the motor (1) is fixedly connected with the fixed block (2) through bolts, four connecting mechanisms (3) are annularly and equidistantly distributed on the outer wall of the circumference of the fixed block (2), a protective cover (4) is arranged on the front side of the fixed block (2), a magnetic ring (5) is embedded on the front side surface of the protective cover (4), fan blades (6) are arranged on the front side of the magnetic ring (5), and an output shaft of the motor (1) sequentially penetrates through the fixed block (2) and the protective cover (4) and is coaxially and fixedly connected with the fan blades (6); coupling mechanism (3) are including little mounting panel (31), be close to both ends department on little mounting panel (31) and all seted up two little mounting holes (311) that are parallel to each other, the bottom surface of little mounting panel (31) is equipped with connecting rod (32), the bottom coaxial of connecting rod (32) is equipped with slider (33), the below of connecting rod (32) is equipped with fixed strip (34), rectangular channel (341) have been seted up to the top surface of fixed strip (34), seted up spout (342) in fixed strip (34), just rectangular channel (341) with spout (342) are linked together, spout (342) are linked together with the external world, connecting rod (32) pass rectangular channel (341), just slider (33) with spout (342) sliding connection, the interior bottom surface of spout (342) with be equipped with spring (35) between slider (33), the both ends of spring (35) respectively with slider (33) with the interior bottom surface of spout (342) is closely pasted and is pasted closely And the bottom end of the fixed strip (34) is provided with a large mounting plate (36), and two large mounting holes (361) which are parallel to each other are formed in the large mounting plate (36) close to two ends.

2. The axial flow device for a fan with a protective structure according to claim 1, characterized in that: the small mounting plate (31), the connecting rod (32) and the sliding block (33) are of an integrally formed structure, and the large mounting plate (36) and the fixing strip (34) are of an integrally formed structure.

3. The axial flow device for a fan with a protective structure according to claim 1, characterized in that: the overall shapes of the sliding block (33) and the sliding groove (342) are both in a cross shape.

4. The axial flow device for a fan with a protective structure according to claim 1, characterized in that: the small mounting plate (31) and the large mounting plate (36) are arc-shaped in overall shape.

5. The axial flow device for a fan with a protective structure according to claim 1, characterized in that: the small mounting hole (311) is fixedly connected with the fixing block (2) through a bolt, and the large mounting plate (36) is fixedly connected with the fan shell through a bolt.

6. The axial flow device for a fan with a protective structure according to claim 1, characterized in that: and a rubber pad is arranged at the joint of the large mounting plate (36) and the fan shell.

7. The axial flow device for a fan with a protective structure according to claim 1, characterized in that: the protective cover (4) is of a hollow structure, and the overall shape of the protective cover (4) is disc-shaped.