CN112324706A - High efficiency axial compressor movable vane convenient to installation - Google Patents
High efficiency axial compressor movable vane convenient to installation Download PDFInfo
- Publication number
- CN112324706A CN112324706A CN202011153591.8A CN202011153591A CN112324706A CN 112324706 A CN112324706 A CN 112324706A CN 202011153591 A CN202011153591 A CN 202011153591A CN 112324706 A CN112324706 A CN 112324706A
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- CN
- China
- Prior art keywords
- adjusting disk
- blade
- high efficiency
- axial flow
- piston
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/26—Rotors specially for elastic fluids
- F04D29/32—Rotors specially for elastic fluids for axial flow pumps
- F04D29/34—Blade mountings
- F04D29/36—Blade mountings adjustable
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/26—Rotors specially for elastic fluids
- F04D29/32—Rotors specially for elastic fluids for axial flow pumps
- F04D29/34—Blade mountings
- F04D29/36—Blade mountings adjustable
- F04D29/362—Blade mountings adjustable during rotation
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The invention discloses a high-efficiency axial flow movable blade convenient to install, and particularly relates to the field of axial flow fan accessories. According to the invention, the adjusting disc and the rotating plate are arranged, the rotating screw head is rotated to adjust the inclination angle of the rotating plate in the adjusting disc, the support column at the bottom of the blade main body is inserted into the adjusting disc and then is quickly positioned and installed through the screw head and the installation hole, the performance curve of the fan is shifted by utilizing the change of the installation angle of the movable blade, particularly, after the installation angle is changed to be increased, the molded surface of the blade is increased relative to the original working surface, and the power is improved.
Description
Technical Field
The invention relates to the technical field of axial flow fan accessories, in particular to a high-efficiency axial flow movable blade convenient to mount.
Background
The axial flow fan has a very wide application, namely, the axial flow fan and the fan blade have the same direction of air flow, such as an electric fan, and an air conditioner outer machine fan is an axial flow type running fan. The "axial flow" is so called because the gas flows parallel to the fan axis. Axial flow fans are typically used in applications where flow requirements are high and pressure requirements are low. The axial fan fixes the position and moves the air. The axial flow fan mainly comprises a fan impeller and a casing, and is simple in structure but high in data requirement.
The conventional axial flow movable blade for the axial flow fan is usually installed and positioned at a fixed installation angle in the working process, the working surface of equipment is small, and the working efficiency is low, so that the invention of the high-efficiency axial flow movable blade convenient to install is necessary.
Disclosure of Invention
To overcome the above-described deficiencies of the prior art, embodiments of the present invention provide a high efficiency axial flow bucket that is easy to install.
In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a high efficiency axial compressor movable vane convenient to installation, includes the blade main part, blade main part bottom is equipped with the adjustment disk, the adjustment disk bottom is equipped with the fan inner shell, the inside backup pad that is equipped with of fan inner shell, the fixed connector that is equipped with between backup pad and the adjustment disk, the backup pad bottom is equipped with adjusts the pole, it is equipped with the piston to adjust the pole bottom, fan inner shell inner wall bottom is equipped with the pneumatic cylinder, the inside rotor plate that is equipped with of adjustment disk.
In a preferred embodiment, the bottom surface of the blade main body is fixedly provided with a blade connecting plate, the bottom of the blade connecting plate is uniformly provided with supporting columns, and the bottom of each supporting column is provided with a threaded head.
In a preferred embodiment, the adjusting disk is hollow, the top of the adjusting disk is provided with a through groove, the cross sections of the adjusting disk and the rotating plate are both arc-shaped, and the supporting column and the screw head are both arranged inside the adjusting disk.
In a preferred embodiment, the piston bottom is matched with a piston shaft, and the piston shaft is in transmission connection with the output shaft of the hydraulic cylinder.
In a preferred embodiment, the rotating plate is provided with mounting holes uniformly penetrating through the inside thereof, the rotating plate is connected with the bottom of the inner wall of the adjusting disc in a sliding manner, two ends of the rotating plate are respectively provided with a positioning disc and a rotating thread head, the positioning disc and the rotating thread head are both arranged on the outer side of the adjusting disc, and the thread heads are matched with the mounting holes.
The invention has the technical effects and advantages that:
1. according to the invention, the adjusting disc and the rotating plate are arranged, the rotating screw head is rotated to adjust the inclination angle of the rotating plate in the adjusting disc, the support column at the bottom of the blade main body is inserted into the adjusting disc and then quickly positioned and installed through the screw head and the installation hole, the performance curve of the fan is shifted by using the change of the installation angle of the movable blade, and a series of working points can be obtained by using the performance curve and different installation angles of the movable blade and performance curves of an air channel, and if the flow and the pressure head are required to be increased, only the installation angle of the movable blade needs to be increased; on the contrary, only the installation angle of the movable blade needs to be reduced, and particularly after the installation angle is changed to be increased, the molded surface of the blade is increased relative to the original working surface, so that the power is improved;
2. the hydraulic cylinder can move on the piston through the arrangement of the hydraulic cylinder, the piston and the piston shaft, but the piston cannot axially move, when the impeller rotates, the hydraulic cylinder and the impeller synchronously rotate, the piston also rotates due to the rotation of the protective cover outside the piston and the piston shaft, when the hydraulic cylinder moves rightwards, the installation angle of the movable blade is reduced, the air conveying quantity and the pressure head of the axial flow blower are reduced along with the reduction of the air conveying quantity and the pressure head, and the simple and quick adjustment work can be carried out.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention.
Fig. 2 is a top view of the conditioning disk of the present invention.
FIG. 3 is a schematic view of the main body structure of the blade of the present invention.
The reference signs are: 1 blade main part, 11 blade connecting plates, 12 supporting columns, 13 thread heads, 2 adjusting plates, 21 through grooves, 3 fan inner shells, 4 supporting plates, 41 connecting heads, 5 adjusting rods, 6 pistons, 7 hydraulic cylinders, 71 piston shafts, 8 rotating plates, 81 mounting holes, 82 positioning plates and 83 rotating thread heads.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments 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.
According to the high efficiency axial compressor movable vane convenient to installation that is shown in fig. 1-3, including blade main part 1, blade main part 1 bottom is equipped with adjusting disk 2, and adjusting disk 2 bottom is equipped with fan inner shell 3, and fan inner shell 3 is inside to be equipped with backup pad 4, and fixed being equipped with connector 41 between backup pad 4 and the adjusting disk 2, backup pad 4 bottom is equipped with adjusts pole 5, and it is equipped with piston 6 to adjust pole 5 bottom, and fan inner shell 3 inner wall bottom is equipped with pneumatic cylinder 7, and adjusting disk 2 is inside to be equipped with rotor plate 8.
The fixed surface of 1 bottom of blade main part is equipped with blade connecting plate 11, and blade connecting plate 11 bottom evenly is equipped with support column 12, and support column 12 bottom is equipped with screw thread head 13.
The adjusting disc 2 is arranged in a hollow mode, the top of the adjusting disc 2 is provided with a through groove 21, the cross sections of the adjusting disc 2 and the rotating plate 8 are both arc-shaped, the supporting columns 12 and the threaded heads 13 are both arranged inside the adjusting disc 2, the performance curve of the fan is shifted by using the change of the installation angles of the movable blades, the performance curve and different installation angles of the movable blades and performance curves of an air channel can obtain a series of working points, and if the flow and the pressure head are required to be increased, only the installation angles of the movable blades need to be increased; on the contrary, only the installation angle of the movable blade needs to be reduced, and particularly after the installation angle is changed to be increased, the profile of the blade is increased relative to the original working surface, and the power is improved.
The bottom of the piston 6 is provided with a piston shaft 71 in a matching way, the piston shaft 71 is in transmission connection with an output shaft of the hydraulic cylinder 7, the hydraulic cylinder 7 and the impeller rotate synchronously, the piston 6 also rotates due to the rotation of the protective cover on the outer side of the piston 6 and the piston shaft 71, and when the hydraulic cylinder 7 moves rightwards, the installation angle of the movable blade is reduced.
The inside even mounting hole 81 that runs through of rotor plate 8, rotor plate 8 and 2 inner wall bottoms sliding connection of adjusting disk, 8 both ends of rotor plate are equipped with positioning disk 82 and rotatory thread head 83 respectively and positioning disk 82 and rotatory thread head 83 all set up in the 2 outsides of adjusting disk, thread head 13 and mounting hole 81 phase-match, after rotating rotatory thread head 83 and adjusting the inclination of rotor plate 8 in adjusting disk 2, go on quick location and installation with rethread thread head 13 and mounting hole 81 in the support column 12 of 1 bottom of blade main part deepened adjusting disk 2.
The working principle of the invention is as follows:
referring to the description figures 1, 2 and 3: after the rotating threaded head 83 is rotated to adjust the inclination angle of the rotating plate 8 in the adjusting disc 2, the support column 12 at the bottom of the blade main body 1 is inserted into the adjusting disc 2 and then is quickly positioned and installed through the threaded head 13 and the installation hole 81, the performance curve of the fan is shifted by utilizing the change of the installation angle of the movable blade, a series of working points can be obtained by utilizing the performance curve and different installation angles of the movable blade and performance curves of an air channel, and if the flow and the pressure head are required to be increased, only the installation angle of the movable blade needs to be increased; on the contrary, only the installation angle of the movable blade needs to be reduced, and particularly after the installation angle is changed to be increased, the molded surface of the blade is increased relative to the original working surface, so that the power is improved;
referring to the description of the drawings, figure 1: the cylinder 7 is movable on the piston 6, but the piston 6 cannot move axially, and when the impeller rotates, the cylinder 7 and the impeller rotate synchronously, and the piston 6 also rotates by the rotation of the piston shaft 71 and the shield on the outer side of the piston 6, and when the cylinder 7 moves rightwards, the installation angle of the rotor blade is reduced, and the air flow rate and the pressure head delivered by the axial flow blower are reduced accordingly, so that simple and quick adjustment work can be performed.
The points to be finally explained are: first, in the description of the present application, it should be noted that, unless otherwise specified and limited, the terms "mounted," "connected," and "connected" should be understood broadly, and may be a mechanical connection or an electrical connection, or a communication between two elements, and may be a direct connection, and "upper," "lower," "left," and "right" are only used to indicate a relative positional relationship, and when the absolute position of the object to be described is changed, the relative positional relationship may be changed;
secondly, the method comprises the following steps: in the drawings of the disclosed embodiments of the invention, only the structures related to the disclosed embodiments are referred to, other structures can refer to common designs, and the same embodiment and different embodiments of the invention can be combined with each other without conflict;
and finally: 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 invention, and any modifications, equivalents, improvements and the like that are within the spirit and principle of the present invention are intended to be included in the scope of the present invention.
Claims (5)
1. The utility model provides a high efficiency axial compressor movable vane convenient to installation, includes blade main part (1), its characterized in that: blade main part (1) bottom is equipped with adjusting disk (2), adjusting disk (2) bottom is equipped with fan inner shell (3), fan inner shell (3) inside is equipped with backup pad (4), fixed connector (41) that are equipped with between backup pad (4) and adjusting disk (2), backup pad (4) bottom is equipped with adjusts pole (5), it is equipped with piston (6) to adjust pole (5) bottom, fan inner shell (3) inner wall bottom is equipped with pneumatic cylinder (7), adjusting disk (2) inside is equipped with rotor plate (8).
2. A high efficiency axial flow bucket for easy installation according to claim 1, wherein: the blade is characterized in that a blade connecting plate (11) is fixedly arranged on the surface of the bottom of the blade body (1), supporting columns (12) are uniformly arranged at the bottoms of the blade connecting plates (11), and threaded heads (13) are arranged at the bottoms of the supporting columns (12).
3. A high efficiency axial flow bucket for easy installation according to claim 2, wherein: adjusting disk (2) are hollow setting and adjusting disk (2) top is equipped with logical groove (21), adjusting disk (2) and rotor plate (8) section shape all set up to the arc, support column (12) and screw thread head (13) all set up inside adjusting disk (2).
4. A high efficiency axial flow bucket for easy installation according to claim 1, wherein: the bottom of the piston (6) is provided with a piston shaft (71) in a matching manner, and the piston shaft (71) is in transmission connection with an output shaft of the hydraulic cylinder (7).
5. A high efficiency axial flow bucket for easy installation according to claim 2, wherein: the inside even mounting hole (81) that runs through of rotor plate (8), rotor plate (8) and adjusting disk (2) inner wall bottom sliding connection, rotor plate (8) both ends are equipped with positioning disk (82) and rotatory screw thread head (83) respectively and positioning disk (82) and rotatory screw thread head (83) all set up in the adjusting disk (2) outside, screw thread head (13) and mounting hole (81) phase-match.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011153591.8A CN112324706A (en) | 2020-10-26 | 2020-10-26 | High efficiency axial compressor movable vane convenient to installation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011153591.8A CN112324706A (en) | 2020-10-26 | 2020-10-26 | High efficiency axial compressor movable vane convenient to installation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112324706A true CN112324706A (en) | 2021-02-05 |
Family
ID=74310705
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011153591.8A Pending CN112324706A (en) | 2020-10-26 | 2020-10-26 | High efficiency axial compressor movable vane convenient to installation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112324706A (en) |
-
2020
- 2020-10-26 CN CN202011153591.8A patent/CN112324706A/en active Pending
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20210205 |