CN216199081U - Cyclone air inlet centrifugal fan - Google Patents
Cyclone air inlet centrifugal fan Download PDFInfo
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- CN216199081U CN216199081U CN202122597502.5U CN202122597502U CN216199081U CN 216199081 U CN216199081 U CN 216199081U CN 202122597502 U CN202122597502 U CN 202122597502U CN 216199081 U CN216199081 U CN 216199081U
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- centrifugal fan
- air inlet
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- inlet pipe
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Abstract
The utility model relates to a cyclone air inlet centrifugal fan which comprises a centrifugal fan shell and an air inlet pipe arranged on one side of the centrifugal fan shell, wherein a dustproof assembly is arranged on one side, away from the centrifugal fan shell, of the air inlet pipe, and limiting assemblies used for limiting the dustproof assembly are arranged on two sides of the air inlet pipe; the limiting assembly comprises a fixing column, an adjusting rod, a limiting rod and an adjusting pull ring, the fixing column is connected to the outer wall of the air inlet pipe, the adjusting rod is connected to the inside of the fixing column, the limiting rod and the adjusting pull ring are connected to the two ends of the adjusting rod respectively, and a pressure spring is fixedly connected to the outer surface of the adjusting rod. This whirl air inlet centrifugal fan when needs clear up dustproof subassembly, only needs to adjust the pull ring through the pulling and drive the pole extrusion pressure spring of adjusting, makes the gag lever post break away from spacing hole, then pulls out dustproof subassembly from the air-supply line is inside, can clear up the dustproof subassembly and maintain, has reached the advantage of the clearance of being convenient for.
Description
Technical Field
The utility model relates to the technical field of centrifugal fans, in particular to a rotational flow air inlet centrifugal fan.
Background
The centrifugal fan is a driven fluid machine which increases the gas pressure and discharges gas by means of input mechanical energy, and is widely used for ventilation, dust exhaust and cooling of factories, mines, tunnels, cooling towers, vehicles, ships and buildings; ventilation and draught of boilers and industrial furnaces; cooling and ventilation in air conditioning equipment and household appliances; drying and selecting grains; wind tunnel wind source and air cushion boat inflation and propulsion.
Present centrifugal fan still has some weak points, for example, some centrifugal fan on the market now are carrying out the during operation for a long time, and centrifugal fan has a large amount of dusts to adsorb on the dust guard, and current dust cover most all is fixed in centrifugal fan's air intake department, is not convenient for carry out effectual clearance to the dust guard is inside to reduce centrifugal fan's work efficiency, can not satisfy the user demand, so propose a whirl air inlet centrifugal fan and solve the problem that proposes in the aforesaid.
SUMMERY OF THE UTILITY MODEL
Aiming at the defects of the prior art, the utility model provides the rotational flow air inlet centrifugal fan which has the advantages of convenience in cleaning and the like, and solves the problem that the centrifugal fan is inconvenient to effectively clean the interior of a dust cover, so that the working efficiency of the centrifugal fan is reduced.
In order to achieve the purpose of convenient cleaning, the utility model provides the following technical scheme: a cyclone air inlet centrifugal fan comprises a centrifugal fan shell and an air inlet pipe arranged on one side of the centrifugal fan shell, wherein a dustproof assembly is arranged on one side, away from the centrifugal fan shell, of the air inlet pipe, and limiting assemblies used for limiting the dustproof assembly are arranged on two sides of the air inlet pipe;
the limiting assembly comprises a fixing column, an adjusting rod, a limiting rod and an adjusting pull ring, the fixing column is connected to the outer wall of the air inlet pipe, the adjusting rod is connected to the inside of the fixing column, the limiting rod and the adjusting pull ring are connected to the two ends of the adjusting rod respectively, a pressure spring is fixedly connected to the outer surface of the adjusting rod, and limiting holes matched with the limiting rod are formed in the air inlet pipe and the dust-proof assembly.
Further, the air inlet pipe is fixedly connected with the centrifugal fan shell, the fixed column is fixedly connected with the air inlet pipe, and the adjusting rod is movably connected with the fixed column.
Furthermore, the limiting rod and the adjusting pull ring are welded with the adjusting rod, and one end, far away from the adjusting rod, of the limiting rod extends to the inside of the limiting hole.
Furthermore, the limiting rod is a solid cylinder, and the inner diameter of the limiting hole is equal to the outer diameter of the limiting rod.
Further, dustproof subassembly includes connecting pipe and dust cover, the connecting pipe is connected in the inside of air-supply line, the dust cover is connected in the connecting pipe and is kept away from one side of air-supply line.
Furthermore, the connecting pipe is movably connected with the air inlet pipe, and the dust cover is fixedly connected with the connecting pipe.
Further, the top fixedly connected with of centrifugal fan shell goes out the tuber plate, the inside fixed mounting of centrifugal fan shell has the vortex circle, the bottom fixedly connected with fixing base of centrifugal fan shell.
Further, one side fixed mounting that the air-supply line was kept away from to the centrifugal fan shell has the motor, the top of fixing base is provided with the support frame that is used for providing the support to the motor.
Compared with the prior art, the utility model provides a rotational flow air inlet centrifugal fan which has the following beneficial effects:
this whirl air inlet centrifugal fan, elasticity through utilizing pressure spring drives the gag lever post and removes to spacing downthehole portion, make gag lever post and spacing hole joint, be convenient for carry on spacingly to dustproof subassembly, the effectual steadiness that has strengthened dustproof subassembly installation, when needs clear up dustproof subassembly, only need drive through the pulling and adjust pole extrusion pressure spring, make the gag lever post break away from spacing hole, then pull out dustproof subassembly from the air-supply line is inside, can clear up the maintenance to dustproof subassembly, the advantage of being convenient for clear up has been reached, centrifugal fan has been solved and has been not convenient for carry out effectual clearance to dust cover inside, thereby centrifugal fan's work efficiency's problem has been reduced.
Drawings
FIG. 1 is a cross-sectional view of the structure of the present invention;
FIG. 2 is an enlarged schematic view of the structure A shown in FIG. 1 according to the present invention.
In the figure: the device comprises a centrifugal fan shell 1, an air inlet pipe 2, a dustproof assembly 3, a limiting assembly 4, an air outlet plate 5, a vortex ring 6, a fixed seat 7, a motor 8, a support frame 9, a connecting pipe 10, a dustproof cover 11, a fixed column 12, an adjusting rod 13, a limiting rod 14, an adjusting pull ring 15, a pressure spring 16 and a limiting hole 17.
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.
Referring to fig. 1-2, a cyclone air intake centrifugal fan includes a centrifugal fan housing 1 and an air inlet pipe 2 disposed at one side of the centrifugal fan housing 1, wherein a dust-proof component 3 is disposed at one side of the air inlet pipe 2 away from the centrifugal fan housing 1, and both sides of the air inlet pipe 2 are provided with a limiting component 4 for limiting the dust-proof component 3.
Wherein, the air inlet pipe 2 is fixedly connected with the centrifugal fan shell 1.
In this embodiment, the limiting component 4 includes a fixing column 12, an adjusting rod 13, a limiting rod 14 and an adjusting pull ring 15, the fixing column 12 is connected to the outer wall of the air inlet pipe 2, the adjusting rod 13 is connected to the inside of the fixing column 12, the limiting rod 14 and the adjusting pull ring 15 are respectively connected to both ends of the adjusting rod 13, a pressure spring 16 is fixedly connected to the outer surface of the adjusting rod 13, limiting holes 17 matched with the limiting rod 14 are formed in the air inlet pipe 2 and the dust-proof component 3, one end of the limiting rod 14 away from the adjusting rod 13 extends to the inside of the limiting hole 17, the limiting rod 14 is driven by the elastic force of the pressure spring 16 to move towards the inside of the limiting hole 17, the limiting rod 14 is connected with the limiting hole 17 in a clamping manner, so as to limit the dust-proof component 3, the mounting stability of the dust-proof component 3 is effectively enhanced, when the dust-proof component 3 needs to be cleaned, only the adjusting pull ring 15 is required to drive the adjusting rod 13 to extrude the pressure spring 16, make gag lever post 14 break away from spacing hole 17, then pull out dustproof subassembly 3 from the air-supply line 2 is inside, can clear up dustproof subassembly 3 and maintain, reached the advantage of the clearance of being convenient for, solved centrifugal fan and be not convenient for carry out effectual clearance to the dust cover is inside to the problem of centrifugal fan's work efficiency has been reduced.
Wherein, fixed column 12 and air-supply line 2 fixed connection, adjust pole 13 and fixed column 12 swing joint, gag lever post 14 and regulation pull ring 15 all with adjust pole 13 welding, gag lever post 14 is solid cylinder, the internal diameter of spacing hole 17 equals with the external diameter of gag lever post 14, the gag lever post 14 of being convenient for carries out spacing installation to dustproof component 3.
In this embodiment, dustproof subassembly 3 includes connecting pipe 10 and dust cover 11, and connecting pipe 10 is connected in the inside of air-supply line 2, and dust cover 11 is connected in one side that air-supply line 2 was kept away from to connecting pipe 10, through the cooperation between dust cover 11 and the connecting pipe 10, can effectively avoid outside dust to enter into the inside of centrifugal fan shell 1 from air-supply line 2, has reached dustproof effectual advantage, can effectively improve centrifugal fan's whole life.
Wherein, the connecting pipe 10 is movably connected with the air inlet pipe 2, and the dust cover 11 is fixedly connected with the connecting pipe 10.
In this embodiment, the top fixedly connected with of centrifugal fan shell 1 goes out aerofoil 5, and the centrifugal fan of being convenient for airs exhaust, and the inside fixed mounting of centrifugal fan shell 1 has vortex circle 6, and the bottom fixedly connected with fixing base 7 of centrifugal fan shell 1, one side fixed mounting that centrifugal fan shell 1 kept away from air-supply line 2 have motor 8, and the top of fixing base 7 is provided with the support frame 9 that is used for providing the support to motor 8, can effectively improve the steadiness of motor 8 installation.
Wherein, the inside of air-out board 5 has seted up the air outlet, and support frame 9 and fixing base 7 fixed connection, motor 8 and support frame 9 fixed connection.
This embodiment is when using, drive gag lever post 14 to spacing hole 17 inside removal through the elasticity that utilizes pressure spring 16, make gag lever post 14 and spacing hole 17 joint, be convenient for carry on spacingly to dustproof subassembly 3, when needs clear up dustproof subassembly 3, only need adjust pull ring 15 through the pulling and drive and adjust pole 13 extrusion pressure spring 16, make gag lever post 14 break away from spacing hole 17, then pull out dustproof subassembly 3 from the air-supply line 2 is inside, can clear up dustproof subassembly 3 and maintain.
The electrical components shown herein are electrically connected to a main controller and a power supply, the main controller can be a conventional known device controlled by a computer, and the conventional power connection technology disclosed in the prior art is not described in detail herein.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments 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 (8)
1. The utility model provides a whirl air inlet centrifugal fan, includes centrifugal fan shell (1) and sets up air-supply line (2) in centrifugal fan shell (1) one side, its characterized in that: a dustproof assembly (3) is arranged on one side, away from the centrifugal fan shell (1), of the air inlet pipe (2), and limiting assemblies (4) used for limiting the dustproof assembly (3) are arranged on two sides of the air inlet pipe (2);
spacing subassembly (4) are including fixed column (12), regulation pole (13), gag lever post (14) and regulation pull ring (15), fixed column (12) are connected on the outer wall of air-supply line (2), adjust pole (13) and connect in the inside of fixed column (12), gag lever post (14) and regulation pull ring (15) are connected respectively in the both ends of adjusting pole (13), fixedly connected with pressure spring (16) on the surface of adjusting pole (13), spacing hole (17) with gag lever post (14) looks adaptation are all seted up to the inside of air-supply line (2) and dustproof subassembly (3).
2. The cyclone air intake centrifugal fan according to claim 1, characterized in that: the centrifugal fan is characterized in that the air inlet pipe (2) is fixedly connected with the centrifugal fan shell (1), the fixed column (12) is fixedly connected with the air inlet pipe (2), and the adjusting rod (13) is movably connected with the fixed column (12).
3. The cyclone air intake centrifugal fan according to claim 1, characterized in that: the limiting rod (14) and the adjusting pull ring (15) are both welded with the adjusting rod (13), and one end, far away from the adjusting rod (13), of the limiting rod (14) extends to the inside of the limiting hole (17).
4. The cyclone air intake centrifugal fan according to claim 1, characterized in that: the limiting rod (14) is a solid cylinder, and the inner diameter of the limiting hole (17) is equal to the outer diameter of the limiting rod (14).
5. The cyclone air intake centrifugal fan according to claim 1, characterized in that: dustproof subassembly (3) include connecting pipe (10) and dust cover (11), connecting pipe (10) are connected in the inside of air-supply line (2), dust cover (11) are connected in one side of keeping away from air-supply line (2) in connecting pipe (10).
6. A cyclone air intake centrifugal fan according to claim 5, characterized in that: the connecting pipe (10) is movably connected with the air inlet pipe (2), and the dust cover (11) is fixedly connected with the connecting pipe (10).
7. The cyclone air intake centrifugal fan according to claim 1, characterized in that: the top fixedly connected with of centrifugal fan shell (1) goes out aerofoil (5), the inside fixed mounting of centrifugal fan shell (1) has vortex circle (6), the bottom fixedly connected with fixing base (7) of centrifugal fan shell (1).
8. A cyclone air intake centrifugal fan according to claim 7, characterized in that: one side fixed mounting that air-supply line (2) were kept away from in centrifugal fan shell (1) has motor (8), the top of fixing base (7) is provided with support frame (9) that are used for providing support to motor (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122597502.5U CN216199081U (en) | 2021-10-27 | 2021-10-27 | Cyclone air inlet centrifugal fan |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122597502.5U CN216199081U (en) | 2021-10-27 | 2021-10-27 | Cyclone air inlet centrifugal fan |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216199081U true CN216199081U (en) | 2022-04-05 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122597502.5U Active CN216199081U (en) | 2021-10-27 | 2021-10-27 | Cyclone air inlet centrifugal fan |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216199081U (en) |
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2021
- 2021-10-27 CN CN202122597502.5U patent/CN216199081U/en active Active
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