CN216950934U

CN216950934U - Vertical fan

Info

Publication number: CN216950934U
Application number: CN202220757268.XU
Authority: CN
Inventors: 欧佑; 官永红; 李溢华
Original assignee: Guangdong Huayang Fan Co ltd
Current assignee: Guangdong Huayang Fan Co ltd
Priority date: 2022-04-01
Filing date: 2022-04-01
Publication date: 2022-07-12
Anticipated expiration: 2032-04-01

Abstract

The utility model discloses a vertical fan which comprises a shell, an impeller and a motor, wherein an inner cavity is formed in the shell, and an air inlet and an air outlet which are communicated with the inner cavity are formed in the shell. The back of the shell is provided with a heat insulation part, and a heat insulation layer is arranged in the heat insulation part. The one side of keeping away from the casing on the heat insulating part is equipped with the mount pad, is equipped with the bearing frame in the mount pad, is equipped with the transmission shaft on the bearing frame, and the one end of transmission shaft stretches into the inner chamber, and the impeller mounting is in the transmission shaft and be located the inner chamber. The transmission shaft is provided with a cooling fan blade which is positioned between the bearing seat and the heat insulation part. The one side of keeping away from the casing on the mount pad is equipped with the motor, and the pivot of motor stretches into in the mount pad and is connected with the one end of transmission shaft. The vertical fan has the advantages of compact integral structure, small integral volume and light weight; the heat of casing department is difficult for transmitting bearing frame and motor, can prevent effectively that bearing frame and motor from burning out because the high temperature leads to the abnormal conditions of belt fracture inefficacy because of high temperature moreover.

Description

Vertical fan

Technical Field

The utility model belongs to the technical field of fans, and relates to a vertical fan.

Background

A blower is a type of ventilation and air-blowing equipment widely used for ventilation, dust removal and cooling of factories, mines, tunnels, cooling towers, vehicles, ships and buildings, ventilation and draught of boilers and industrial furnaces. At present, current fan, it generally is equipped with the bearing frame, is equipped with the transmission shaft on the bearing frame, and the impeller of fan is installed in the one end of transmission shaft, and the other end of transmission shaft passes through belt drive mechanism to be connected with the output of motor, and the shortcoming of this kind of fan is: 1. the whole fan is large in volume and heavy in weight; 2. because adopt belt drive mechanism to carry out the transmission, in high temperature service environment, the belt softens easily, and the belt performance reduces, leads to the easy wearing and tearing fracture of belt, and then leads to the fan to become invalid, and the reliability is relatively poor. Therefore, it is necessary to design a blower to solve the above technical problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a vertical fan to solve the technical problem.

In order to solve the technical problems, the utility model adopts the technical scheme that: a vertical fan comprises a shell, an impeller and a motor, wherein an inner cavity is arranged in the shell, and an air inlet and an air outlet communicated with the inner cavity are formed in the shell;

the back of the shell is provided with a heat insulation part, a heat insulation layer is arranged in the heat insulation part, one surface of the heat insulation part, which is far away from the shell, is provided with a mounting seat, a bearing seat is arranged in the mounting seat, a transmission shaft is arranged on the bearing seat, one end of the transmission shaft extends into the inner cavity, the impeller is arranged on the transmission shaft and is positioned in the inner cavity, the transmission shaft is provided with cooling blades, and the cooling blades are positioned between the bearing seat and the heat insulation part;

keep away from on the mount pad the one side of casing is equipped with the motor, the pivot of motor stretches into in the mount pad with the one end of transmission shaft is connected.

Further, the mount pad includes two wing formula support piece and mounting panel, two the mutual corresponding setting of wing formula support piece, two wing formula support piece's one end is fixed in respectively thermal-insulated portion, the mounting panel is fixed in two wing formula support piece's the other end, two form an installation position between the wing formula support piece, the both sides of installation position are equipped with the opening, the bearing frame install in the installation position, the motor install in the mounting panel, the pivot of motor passes the mounting panel with the transmission shaft of bearing frame is connected.

Furthermore, the cross section of the flying wing type supporting piece is in the shape of 'the knitting rate', and wing plates are arranged on two sides of the flying wing type supporting piece.

Furthermore, the wing plate is in a right-angle trapezoid shape.

Furthermore, a D-shaped through hole is formed in the mounting plate, and a rotating shaft of the motor penetrates through the through hole to be connected with a transmission shaft of the bearing seat.

Furthermore, a rotating shaft of the motor is connected with one end of the transmission shaft through a coupler.

Furthermore, the back of the shell is provided with a coaming with a regular octagon shape, and the heat insulation part is positioned in the coaming.

Furthermore, the shape of casing is "S" shape, the quantity of air outlet is two, the air intake is located the front of casing department.

The utility model has the beneficial effects that: according to the vertical fan, an intermediate transmission assembly is not arranged between the transmission shaft of the bearing seat and the motor, so that the fan is more compact in overall structure, small in overall size and lighter in weight; the heat insulation part is used for heat insulation, and the cooling fan blade is used for air cooling, so that the heat at the shell is not easy to transfer to the bearing seat and the motor, the bearing seat and the motor can be effectively prevented from being burnt out due to overhigh temperature, and the safety of the bearing seat and the motor is ensured; because the belt transmission mechanism is not arranged, the abnormal condition that the belt is broken and fails due to high temperature does not exist; and the mounting seat is supported by the flying wing type supporting piece, so that the bearing seat and the motor are more stable and reliable to fix, and the working stability of the fan is improved.

Drawings

Fig. 1 is a first perspective view of a vertical fan according to an embodiment of the present invention.

Fig. 2 is a second perspective view of the vertical fan according to the embodiment of the present invention.

Fig. 3 is a front view of a vertical fan according to an embodiment of the present invention.

Fig. 4 is a rear view of fig. 3.

Fig. 5 is a schematic view of the structure of fig. 3 when the left side view is rotated 90 ° clockwise.

Fig. 6 is a top view of fig. 3.

Fig. 7 is a perspective view of the mount.

Description of reference numerals:

the heat insulation device comprises a shell 1, a heat insulation part 2, a cooling fan blade 3, a bearing seat 4, a coupler 5, a motor 6, a mounting seat 7 and a coaming 8;

the front surface 11, the air inlet 12, the air outlet 13 and the back surface 14;

a transmission shaft 41;

a flying wing type support 71, a mounting plate 72, a mounting position 73;

a wing 711;

and a through hole 721.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

As shown in fig. 1-6, the vertical fan of this embodiment includes a housing 1, an impeller and a motor 6, the housing 1 is shaped like an "S", an inner cavity is formed in the housing 1, an air inlet 12 and an air outlet 13 communicated with the inner cavity are formed in the housing 1, the air inlet 12 is located on a front surface 11 of the housing 1, and the number of the air outlets 13 is two. The back 14 of the casing 1 is provided with a heat insulation part 2, the heat insulation part 2 is cylindrical, and a heat insulation layer is arranged in the heat insulation part 2.

The one side of keeping away from casing 1 on the thermal-insulated portion 2 is installed mount pad 7, installs bearing frame 4 in the mount pad 7, installs rotatable transmission shaft 41 on the bearing frame 4, and the one end of transmission shaft 41 passes thermal-insulated portion 2 and stretches into the inner chamber, and the impeller is installed in the one end of transmission shaft 41 and is located the inner chamber. The transmission shaft 41 is sleeved with a cooling fan blade 3, and the cooling fan blade 3 is positioned between the bearing seat 4 and the heat insulation part 2. The motor 6 is installed to the one side of keeping away from casing 1 on the mount pad 7, and in the pivot of motor 6 stretched into mount pad 7, the pivot of motor 6 passed through shaft coupling 5 and was connected with the one end of transmission shaft 41.

In a preferred design, referring to fig. 7, the mounting seat 7 includes two flying wing type supports 71 and a mounting plate 72, the cross section of the flying wing type supports 71 is in the shape of "the restriction", and wing plates 711 with right-angled trapezoid shapes are processed on both sides of the flying wing type supports 71. The two flying wing type supports 71 are provided in correspondence with each other, one ends of the two flying wing type supports 71 are fixed to the heat insulating portion 2, respectively, and the mounting plate 72 is fixed to the other ends of the two flying wing type supports 71. A mounting position 73 is formed between the two flying wing type supports 71, and openings are provided on both sides of the mounting position 73 to facilitate mounting of the bearing seat 4 and heat dissipation of the bearing seat 4. The bearing block 4 is mounted in the mounting location 73 and the motor 6 is mounted to the mounting plate 72. A D-shaped through hole 721 is formed in the mounting plate 72, and a rotating shaft of the motor 6 passes through the through hole 721 and is connected with one end of the transmission shaft 41 of the bearing block 4 through the coupling 5.

In a preferred design scheme, a coaming 8 with a regular octagonal shape is processed on the back 14 of the shell 1, and the heat insulation part 2 is positioned in the coaming 8.

According to the vertical fan, an intermediate transmission assembly is not arranged between the transmission shaft of the bearing seat and the motor, so that the fan is more compact in overall structure, small in overall size and lighter in weight; the heat insulation part is used for heat insulation, and the cooling fan blade is used for air cooling, so that the heat at the shell is not easy to transfer to the bearing seat and the motor, the bearing seat and the motor can be effectively prevented from being burnt out due to overhigh temperature, and the safety of the bearing seat and the motor is ensured; because the belt transmission mechanism is not arranged, the abnormal condition that the belt is broken and fails due to high temperature does not exist; and the mounting seat is supported by the flying wing type supporting piece, so that the bearing seat and the motor are more stable and reliable to fix, and the working stability of the fan is improved.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the utility model, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.

Claims

1. The utility model provides a vertical fan, includes casing (1), impeller and motor (6), be equipped with the inner chamber in casing (1), be equipped with on casing (1) with air intake (12) and air outlet (13) of inner chamber switch-on, its characterized in that:

a heat insulation part (2) is arranged on the back surface (14) of the shell (1), a heat insulation layer is arranged in the heat insulation part (2), a mounting seat (7) is arranged on one surface, far away from the shell (1), of the heat insulation part (2), a bearing seat (4) is arranged in the mounting seat (7), a transmission shaft (41) is arranged on the bearing seat (4), one end of the transmission shaft (41) extends into the inner cavity, the impeller is mounted on the transmission shaft (41) and is positioned in the inner cavity, a cooling fan blade (3) is arranged on the transmission shaft (41), and the cooling fan blade (3) is positioned between the bearing seat (4) and the heat insulation part (2);

keep away from on mount pad (7) the one side of casing (1) is equipped with motor (6), the pivot of motor (6) stretches into in mount pad (7) with the one end of transmission shaft (41) is connected.

2. The vertical fan according to claim 1, wherein the mounting base (7) comprises two flying wing type supporting members (71) and a mounting plate (72), the two flying wing type supporting members (71) are arranged corresponding to each other, one ends of the two flying wing type supporting members (71) are respectively fixed on the heat insulation part (2), the mounting plate (72) is fixed at the other ends of the two flying wing type supporting members (71), a mounting position (73) is formed between the two flying wing type supporting members (71), openings are formed in two sides of the mounting position (73), the bearing seat (4) is mounted in the mounting position (73), the motor (6) is mounted on the mounting plate (72), and a rotating shaft of the motor (6) penetrates through the mounting plate (72) to be connected with the transmission shaft (41) of the bearing seat (4).

3. The vertical fan as claimed in claim 2, characterized in that the cross section of the flyer support (71) is in the form of "the space", and wings (711) are provided on both sides of the flyer support (71).

4. A vertical fan according to claim 3, characterised in that the profile of the wing (711) is in the form of a right trapezoid.

5. The vertical fan as claimed in claim 2, wherein the mounting plate (72) is provided with a D-shaped through hole (721), and the rotating shaft of the motor (6) passes through the through hole (721) and is connected with the transmission shaft (41) of the bearing seat (4).

6. A vertical fan according to claim 2 or 5, characterised in that the shaft of the motor (6) is connected to one end of the drive shaft (41) by means of a coupling (5).

7. A vertical fan according to claim 1, characterised in that the back (14) of the housing (1) is provided with a shroud (8) having a regular octagonal shape, the insulation (2) being located within the shroud (8).

8. The vertical fan according to claim 1, wherein the housing (1) is S-shaped, the number of the air outlets (13) is two, and the air inlet (12) is located at the front surface (11) of the housing (1).