CN215927832U - Mixed flow fan - Google Patents
Mixed flow fan Download PDFInfo
- Publication number
- CN215927832U CN215927832U CN202122588990.3U CN202122588990U CN215927832U CN 215927832 U CN215927832 U CN 215927832U CN 202122588990 U CN202122588990 U CN 202122588990U CN 215927832 U CN215927832 U CN 215927832U
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- fan shell
- adjusting hole
- rotating shaft
- fan
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Abstract
A mixed flow fan comprises a fan shell, an outer seat, a motor and an impeller; the rear side of the outer seat is connected with a fixed seat; the motor is fixed on the fixed seat; the motor is connected with a rotating shaft; the front end of the rotating shaft penetrates through the outer seat to be connected with the impeller; the impeller is positioned in the fan shell; the fan shell is connected with the outer seat through a plurality of longitudinal screws; the outer seat is provided with a transverse adjusting hole; the fan shell is provided with a vertical adjusting hole group; two first nuts and two second nuts are connected to the longitudinal screw in a threaded manner; the bottom of the fan shell is connected with an adjusting support leg. According to the utility model, the transverse position and the vertical position of the fan shell can be adjusted by screwing the two first nuts and the two second nuts, so that the impeller can be positioned at the center of the fan shell, and the motor is mounted on the fixed seat of the outer seat, so that the motor is more convenient to mount in the fan shell compared with the existing motor.
Description
Technical Field
The utility model relates to a mixed flow fan.
Background
The mixed flow fan is a fan between the axial flow fan and the centrifugal fan, the impeller of the mixed flow fan enables air to do centrifugal motion and axial motion, and the motion of the air in the shell mixes the two motion forms of axial flow and centrifugation, so that the mixed flow fan is called mixed flow.
The existing mixed flow fan generally comprises a motor, an impeller and a fan shell, wherein the motor is arranged in the fan shell, and the impeller is connected with the motor and driven by the motor to work; the inner space of the existing fan shell is small, so that the installation of a motor is always troublesome, and a mixed flow fan with the motor installed outside the fan shell and capable of adjusting the position of the fan shell is needed.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem of providing the mixed flow fan with the motor arranged on the outer side of the fan shell and the position of the fan shell capable of being adjusted, and the impeller can be ensured to be positioned in the center of the fan shell by adjusting the position of the fan shell.
In order to solve the technical problems, the technical solution of the mixed flow fan of the utility model is as follows:
comprises a fan shell, an outer seat, a motor and an impeller; the rear side of the outer seat is connected with a fixed seat; the motor is fixed on the fixed seat; the motor is connected with a rotating shaft; the front end of the rotating shaft penetrates through the outer seat to be connected with the impeller; the impeller is positioned in the fan shell; the fan shell is connected with the outer seat through a plurality of longitudinal screws; the outer seat is provided with a transverse adjusting hole corresponding to the longitudinal screw; the fan shell is provided with a vertical adjusting hole group corresponding to the longitudinal screw; two first nuts and two second nuts are connected to the longitudinal screw in a threaded manner; the two first nuts are respectively positioned at two sides of the vertical adjusting hole group; the two second nuts are respectively positioned on two sides of the transverse adjusting hole; the bottom of the fan shell is connected with an adjusting support leg; a vertical screw is connected above the adjusting support leg; and the vertical screw is in threaded connection with the fan shell.
A rotating shaft fixing frame is detachably connected to the rear side of the fan shell; the rotating shaft is rotatably connected to the rotating shaft fixing frame.
The rotating shaft fixing frame is connected with the fan shell through bolts.
And a bearing is connected between the rotating shaft fixing frame and the rotating shaft.
The fan shell is connected with the outer seat through three longitudinal screws, three transverse adjusting holes are correspondingly formed in the outer seat, and three groups of vertical adjusting hole groups are formed in the fan shell.
The vertical adjusting hole group comprises a front vertical adjusting hole and a rear vertical adjusting hole; among two first nuts, one of them first nut is located preceding vertical regulation hole front side, and another first nut is located vertical regulation hole rear side in back.
The utility model can achieve the technical effects that: according to the utility model, the transverse position and the vertical position of the fan shell can be adjusted by screwing the two first nuts and the two second nuts, so that the impeller can be positioned at the center of the fan shell, and the motor is mounted on the fixed seat of the outer seat, so that the motor is more convenient to mount in the fan shell compared with the existing motor.
Drawings
The utility model is described in further detail below with reference to the following figures and detailed description:
FIG. 1 is a schematic structural diagram of a mixed flow fan of the present invention;
FIG. 2 is an enlarged view of portion A of FIG. 1;
FIG. 3 is an enlarged view of portion B of FIG. 1;
fig. 4 is a perspective view of a mixed flow fan of the present invention.
Detailed Description
The utility model is explained in further detail below with reference to the drawings.
See fig. 1-4.
A mixed flow fan comprises a fan shell 1, an outer seat 2, a motor 3 and an impeller 4; the rear side of the outer seat 2 is connected with a fixed seat 5; the motor 3 is fixed on the fixed seat 5; the motor 3 is connected with a rotating shaft 6; the front end of the rotating shaft 6 penetrates through the outer seat 2 and is connected with the impeller 4; the impeller 4 is positioned in the fan shell 1; the fan shell 1 is connected with the outer seat 2 through a plurality of longitudinal screws 7; the outer seat 2 is provided with a transverse adjusting hole 8 corresponding to the longitudinal screw 7; a vertical adjusting hole group corresponding to the longitudinal screw 7 is formed in the fan shell 1; two first nuts 9 and two second nuts 10 are connected to the longitudinal screw 7 through threads; the two first nuts 9 are respectively positioned at two sides of the vertical adjusting hole group; the two second nuts 10 are respectively positioned at two sides of the transverse adjusting hole 8; the bottom of the fan shell 1 is connected with an adjusting support leg 11; a vertical screw 12 is connected above the adjusting support leg 11; the vertical screw 12 is in threaded connection with the fan shell 1.
Specifically, a rotating shaft fixing frame 21 is detachably connected to the rear side of the fan shell 1; the rotating shaft 6 is rotatably connected to the rotating shaft fixing frame 21.
Specifically, the rotating shaft fixing frame 21 is connected with the fan casing 1 through a bolt.
Specifically, a bearing 22 is connected between the rotating shaft fixing frame 21 and the rotating shaft 6.
Specifically, the fan shell 1 is connected with the outer base 2 through three longitudinal screws 7, three transverse adjusting holes 8 are correspondingly formed in the outer base 2, and three vertical adjusting hole groups are formed in the fan shell 1.
Specifically, the vertical adjusting hole group comprises a front vertical adjusting hole 31 and a rear vertical adjusting hole 32; of the two first nuts 9, one first nut 9 is located in front of the front vertical adjusting hole 31, and the other first nut 9 is located behind the rear vertical adjusting hole 32.
The specific description is as follows: the motor 3 is arranged on a fixed seat 5 at the rear side of an outer seat 2, and particularly, the motor 3 is generally fixed on the fixed seat 5 through bolts; the motor 3 is connected with a rotating shaft 6, the front end of the rotating shaft 6 penetrates through the outer base 2 to be connected with the impeller 4, and when the motor 3 is electrified in use, the rotating shaft 6 starts to rotate, and the rotating shaft 6 drives the impeller 4 to rotate so as to work; on the installation of the fan shell 1, the fan shell 1 is connected with the outer seat 2 through three longitudinal screw rods 7, specifically, three transverse adjusting holes 8 are arranged on the outer seat 2, three groups of vertical adjusting hole groups are arranged on the fan shell 1, two first nuts 9 and two second nuts 10 are in threaded connection on the longitudinal screw rods 7, the longitudinal screw rods 7 are locked on the fan shell 1 through the two first nuts, the two first nuts 9 are respectively positioned at two sides of the vertical adjusting hole group, the two second nuts 10 are respectively positioned at two sides of the transverse adjusting hole 8, more specifically, the vertical adjusting hole group comprises a front vertical adjusting hole 31 and a rear vertical adjusting hole 32, one first nut 9 of the two first nuts 9 is positioned at the front side of the front vertical adjusting hole 31, and the other first nut 9 is positioned at the rear side of the rear vertical adjusting hole 32; according to the utility model, the position of the fan shell 1 can be adjusted through the vertical adjusting hole group and the horizontal adjusting hole 8, and after the adjustment is completed, the position of the fan shell 1 is locked through the first nut 9 and the second nut 10; and on the installation of adjusting the stabilizer blade 11, adjust the stabilizer blade 11 top and be connected with vertical screw rod 12, vertical screw rod 12 and fan casing 1 threaded connection, adjust the stabilizer blade 11 and adjust the stabilizer blade 11 height through rotating vertical screw rod 12, guarantee to adjust stabilizer blade 11 and support on subaerial.
Claims (6)
1. The utility model provides a mixed flow fan which characterized in that: comprises a fan shell (1), an outer seat (2), a motor (3) and an impeller (4); the rear side of the outer seat (2) is connected with a fixed seat (5); the motor (3) is fixed on the fixed seat (5); the motor (3) is connected with a rotating shaft (6); the front end of the rotating shaft (6) penetrates through the outer seat (2) to be connected with the impeller (4); the impeller (4) is positioned in the fan shell (1); the fan shell (1) is connected with the outer seat (2) through a plurality of longitudinal screws (7); the outer seat (2) is provided with a transverse adjusting hole (8) corresponding to the longitudinal screw rod (7); a vertical adjusting hole group corresponding to the longitudinal screw (7) is formed in the fan shell (1); two first nuts (9) and two second nuts (10) are connected to the longitudinal screw (7) in a threaded manner; the two first nuts (9) are respectively positioned at two sides of the vertical adjusting hole group; the two second nuts (10) are respectively positioned at two sides of the transverse adjusting hole (8); the bottom of the fan shell (1) is connected with an adjusting support leg (11); a vertical screw rod (12) is connected above the adjusting support leg (11); and the vertical screw (12) is in threaded connection with the fan shell (1).
2. The mixed flow fan of claim 1, wherein: a rotating shaft fixing frame (21) is detachably connected to the rear side of the fan shell (1); the rotating shaft (6) is rotatably connected to the rotating shaft fixing frame (21).
3. The mixed flow fan of claim 2, wherein: the rotating shaft fixing frame (21) is connected with the fan shell (1) through bolts.
4. The mixed flow fan of claim 2, wherein: and a bearing (22) is connected between the rotating shaft fixing frame (21) and the rotating shaft (6).
5. The mixed flow fan of claim 1, wherein: the fan shell (1) is connected with the outer seat (2) through three longitudinal screws (7), three transverse adjusting holes (8) are correspondingly formed in the outer seat (2), and three groups of vertical adjusting hole groups are formed in the fan shell (1).
6. A mixed flow fan according to claim 1 or 5, characterised in that: the vertical adjusting hole group comprises a front vertical adjusting hole (31) and a rear vertical adjusting hole (32); among the two first nuts (9), one first nut (9) is located on the front side of the front vertical adjusting hole (31), and the other first nut (9) is located on the rear side of the rear vertical adjusting hole (32).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122588990.3U CN215927832U (en) | 2021-10-27 | 2021-10-27 | Mixed flow fan |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122588990.3U CN215927832U (en) | 2021-10-27 | 2021-10-27 | Mixed flow fan |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215927832U true CN215927832U (en) | 2022-03-01 |
Family
ID=80403603
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122588990.3U Active CN215927832U (en) | 2021-10-27 | 2021-10-27 | Mixed flow fan |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215927832U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114893453A (en) * | 2022-05-27 | 2022-08-12 | 浙江当代风机有限公司 | Fire-fighting smoke exhaust fan |
-
2021
- 2021-10-27 CN CN202122588990.3U patent/CN215927832U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114893453A (en) * | 2022-05-27 | 2022-08-12 | 浙江当代风机有限公司 | Fire-fighting smoke exhaust fan |
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