CN219691776U - Mixed flow fan - Google Patents
Mixed flow fan Download PDFInfo
- Publication number
- CN219691776U CN219691776U CN202320552752.3U CN202320552752U CN219691776U CN 219691776 U CN219691776 U CN 219691776U CN 202320552752 U CN202320552752 U CN 202320552752U CN 219691776 U CN219691776 U CN 219691776U
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- Prior art keywords
- fan
- mixed flow
- drum
- flow fan
- claw
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- 238000007789 sealing Methods 0.000 claims description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 15
- 210000000078 claw Anatomy 0.000 abstract description 8
- 230000000694 effects Effects 0.000 abstract description 5
- 230000003068 static effect Effects 0.000 abstract description 3
- 230000009467 reduction Effects 0.000 description 6
- 241000886569 Cyprogenia stegaria Species 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 238000007664 blowing Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000013585 weight reducing agent Substances 0.000 description 1
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- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The utility model discloses a mixed flow fan, which is technically characterized in that: including the drum, fixed mounting has the arc water conservancy diversion rectangular that three circumference equidistance distributes on the inner wall of drum, the long top of arc water conservancy diversion is provided with three claw fan support, three claw fan support mounting is in on the inner wall of drum, and fixed mounting has the annular plate on the surface, install servo motor on the annular plate, fixed mounting has the fan wheel on servo motor's the output shaft, the both sides of drum are equipped with air inlet casing and air-out casing respectively, can reduce the inside wind pressure that three claw fan support, annular plate, servo motor and the fan wheel of drum receive in the drum inside, effectively improved the life of mixed flow fan, secondly, the long production that can effectively reduce the inside cyclone vortex of fan, can produce higher static pressure, reduce noise and improve silence effect, through air inlet casing and air-out casing convenience wind's air inlet and discharge.
Description
Technical Field
The utility model relates to the technical field of fans, in particular to a mixed flow fan.
Background
The impeller of the mixed flow fan makes air do centrifugal motion and axial motion, and the motion of the air in the shell mixes two motion modes of axial flow and centrifugal motion, so the mixed flow is called.
For example, chinese patent publication No. CN215927832U discloses a mixed flow fan comprising a fan housing, 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; the longitudinal screw is in threaded connection with two first nuts and two second nuts; the bottom of the fan shell is connected with an adjusting support leg.
The mixed flow fan has the advantage of convenient installation; however, the mixed flow fan still has some disadvantages, such as: lack arc water conservancy diversion length, the strip fan is when starting, and the inside of drum produces the cyclone vortex easily, forms atmospheric pressure, when the pressure of atmospheric pressure is great for the inside wind pressure that receives of fan causes inner structure to take place deformation easily for a long time, reduces life-span that uses, and produces noise easily, reduces silence effect.
Disclosure of Invention
The utility model aims to provide a mixed flow fan so as to solve the problems in the prior art.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a mixed flow fan, includes the drum, fixed mounting has the arc water conservancy diversion rectangular that three circumference equidistance distributes on the inner wall of drum, the top that the arc water conservancy diversion is rectangular is provided with three claw fan support, three claw fan support installs on the inner wall of drum, and fixed mounting has the annular plate on the surface, install servo motor on the annular plate, fixed mounting has the fan wheel on servo motor's the output shaft, the both sides of drum are equipped with air inlet casing and air-out casing respectively.
Preferably, two symmetrical mounting blocks are mounted on the outer side surface of the cylinder through screws, and mounting grooves are formed in the mounting blocks.
Preferably, a controller box is fixedly arranged on the outer side surface of the cylinder, and a sealing cover plate is arranged on the controller box in a clamping mode.
Preferably, the side surface of the arc-shaped diversion strip is welded with a mounting lug, and the mounting lug is provided with a mounting hole.
Preferably, a plurality of weight reducing grooves which are distributed at equal intervals are formed in the surface of the three-jaw fan support.
Preferably, the air inlet shell and the air outlet shell have the same structure.
Preferably, the fan wheel comprises a base and a plurality of fan blades, wherein the base is fixedly arranged on an output shaft of the servo motor, and the fan blades are equidistantly arranged on the base.
Compared with the prior art, the utility model has the beneficial effects that:
in this mixed flow fan, the arc water conservancy diversion rectangular that three circumference equidistance of installation on the drum inner wall distributes, when mixed flow fan is starting, the inside of wind entering drum, can blow to when all around in the drum is inside, the arc water conservancy diversion rectangular can let wind accelerate the smooth discharge, can flow to the long direction of arc water conservancy diversion along the drum through the wind, can reduce the inside three-jaw fan support of drum, the annular slab, servo motor and the wind pressure that the fan wheel received in the drum, effectively improved mixed flow fan's life, secondly, the inside cyclone vortex of fan is effectively reduced to the arc water conservancy diversion rectangular, can produce higher static pressure, reduce noise improvement silence effect, through the air inlet of air inlet casing and the convenient wind of air outlet casing and discharge.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a second schematic diagram of the structure of the present utility model;
FIG. 3 is a third schematic diagram of the structure of the present utility model.
In the figure: 1. a cylinder; 2. arc-shaped diversion strips; 3. a three-jaw fan bracket; 4. a weight reduction groove; 5. an annular plate; 6. a servo motor; 7. a fan wheel; 71. a base; 72. a fan blade; 8. an air inlet shell; 9. an air outlet shell; 10. a mounting block; 11. a mounting groove; 12. a controller box; 13. sealing the cover plate; 14. mounting lugs; 15. and (5) mounting holes.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1-3, the present utility model provides a technical solution: the utility model provides a mixed flow fan, including drum 1, the arc water conservancy diversion rectangular 2 that three circumference equidistance was distributed is fixed mounting on the inner wall of drum 1, the top of arc water conservancy diversion rectangular 2 is provided with three claw fan support 3, three claw fan support 3 is installed on the inner wall of drum 1, and fixed mounting has annular plate 5 on the surface, install servo motor 6 on the annular plate 5, fixed mounting has fan wheel 7 on servo motor 6's the output shaft, drum 1's both sides cover is equipped with air inlet casing 8 and air-out casing 9 respectively, the arc water conservancy diversion rectangular 2 that three circumference equidistance was installed on drum 1 inner wall, when mixed flow fan is at the start-up, the inside of wind entering drum 1, can let wind speed smooth discharge in drum 1 inside when blowing all around, can flow along drum 1 to the direction of arc water conservancy diversion rectangular 2 through the wind energy, inside drum 1 can reduce the three claw fan support 3, annular plate 5, servo motor 6 and fan wheel 7 receive the wind pressure, the life of mixed flow fan has effectively been improved, second, the inside can reduce the inside swirl and produce more high-speed wind-up noise reduction and the noise reduction casing, the noise reduction is high-speed wind reduction and the noise reduction casing is produced through the inside the cyclone noise reduction casing 8.
In this embodiment, preferably, two symmetrical mounting blocks 10 are mounted on the outer side surface of the cylinder 1 through screws provided, mounting grooves 11 are formed in the mounting blocks 10, and the cylinder 1 is conveniently fixed through the screws by the mounting grooves 11 formed in the mounting blocks 10, so that the mixed-flow fan is conveniently mounted at a use position.
In this embodiment, preferably, the outer side surface of the cylinder 1 is fixedly provided with a controller box 12, the controller box 12 is provided with a sealing cover plate 13 in a clamping manner, the controller protection performance of the mixed flow fan can be improved through the controller box 12, and the sealing cover plate 13 facilitates the opening and closing of the controller box 12.
In this embodiment, preferably, the side surface of the arc-shaped diversion strip 2 is welded with a mounting lug 14, the mounting lug 14 is provided with a mounting hole 15, the mounting lug 14 is conveniently fixed on the inner wall of the cylinder 1 by using a screw, and the arc-shaped diversion strip 2 is conveniently mounted on the cylinder 1.
In this embodiment, preferably, the surface of the three-jaw fan bracket 3 is provided with a plurality of equally-spaced weight-reducing grooves 4, and the weight of the three-jaw fan bracket 3 is reduced while the structural strength of the three-jaw fan bracket 3 is ensured by the equally-spaced weight-reducing grooves 4 arranged on the three-jaw fan bracket 3, so that the installation of the mixed flow fan is facilitated.
In this embodiment, preferably, the air inlet casing 8 and the air outlet casing 9 have the same structure, and the air inlet casing 8 and the air outlet casing 9 have the same structure, so that convenience in assembling the mixed flow fan component is improved.
In this embodiment, preferably, the fan wheel 7 includes a base 71 and a plurality of fan blades 72, the base 71 is fixedly installed on the output shaft of the servo motor 6, a plurality of fan blades 72 are equidistantly installed on the base 71, and the dry fan blades 72 installed on the base 71 can improve the air quantity and the use effect of the mixed-flow fan.
The working principle of the utility model is as follows: this mixed flow fan is when using, install drum 1 in the position of passing through, when mixed flow fan is starting, servo motor 6 drives fan wheel 7 high-speed rotation, make wind get into drum 1's inside through air inlet casing 8, can blow around in drum 1 inside, arc water conservancy diversion rectangular 2 can let wind accelerate the smooth discharge of speed, can flow to the direction of arc water conservancy diversion rectangular 2 along drum 1 through the wind energy, can reduce drum 1 inside three-jaw fan support 3 in drum 1 inside in the drum 1, annular plate 5, servo motor 6 and fan wheel 7 receive the wind pressure, effectively improve mixed flow fan's life, secondly, the long 2 can effectively reduce the production of fan inside cyclone vortex, can produce higher static pressure, reduce noise and improve the silence effect, make things convenient for the discharge of wind through air-out casing 9.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. Mixed flow fan, including drum (1), its characterized in that: the novel intelligent air conditioner is characterized in that arc-shaped diversion strips (2) are fixedly arranged on the inner wall of the cylinder (1) at equal intervals, three-claw fan supports (3) are arranged above the arc-shaped diversion strips (2), the three-claw fan supports (3) are arranged on the inner wall of the cylinder (1), annular plates (5) are fixedly arranged on the surface of the three-claw fan supports, servo motors (6) are arranged on the annular plates (5), fan wheels (7) are fixedly arranged on output shafts of the servo motors (6), and an air inlet shell (8) and an air outlet shell (9) are respectively sleeved on two sides of the cylinder (1).
2. The mixed flow fan as claimed in claim 1, wherein: two symmetrical mounting blocks (10) are mounted on the outer side surface of the cylinder (1) through screws, and mounting grooves (11) are formed in the mounting blocks (10).
3. The mixed flow fan as claimed in claim 1, wherein: the controller box (12) is fixedly arranged on the outer side surface of the cylinder (1), and the sealing cover plate (13) is arranged on the controller box (12) in a clamping mode.
4. The mixed flow fan as claimed in claim 1, wherein: the side surface of the arc-shaped diversion strip (2) is welded with a mounting lug (14), and the mounting lug (14) is provided with a mounting hole (15).
5. The mixed flow fan as claimed in claim 1, wherein: the surface of the three-jaw fan bracket (3) is provided with a plurality of weight reducing grooves (4) which are distributed at equal intervals.
6. The mixed flow fan as claimed in claim 1, wherein: the air inlet shell (8) and the air outlet shell (9) have the same structure.
7. The mixed flow fan as claimed in claim 1, wherein: the fan wheel (7) comprises a base (71) and a plurality of fan blades (72), wherein the base (71) is fixedly installed on an output shaft of the servo motor (6), and the fan blades (72) are equidistantly installed on the base (71).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202320552752.3U CN219691776U (en) | 2023-03-21 | 2023-03-21 | Mixed flow fan |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202320552752.3U CN219691776U (en) | 2023-03-21 | 2023-03-21 | Mixed flow fan |
Publications (1)
Publication Number | Publication Date |
---|---|
CN219691776U true CN219691776U (en) | 2023-09-15 |
Family
ID=87945496
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN202320552752.3U Active CN219691776U (en) | 2023-03-21 | 2023-03-21 | Mixed flow fan |
Country Status (1)
Country | Link |
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CN (1) | CN219691776U (en) |
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2023
- 2023-03-21 CN CN202320552752.3U patent/CN219691776U/en active Active
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