CN219605652U

CN219605652U - Multistage centrifugal blower air inlet casing

Info

Publication number: CN219605652U
Application number: CN202320948769.0U
Authority: CN
Inventors: 黑少华; 陈焕强; 周玉君; 邓光越
Original assignee: Bosen Power Technology Zhuhai Co ltd
Current assignee: Bosen Power Technology Zhuhai Co ltd
Priority date: 2023-04-25
Filing date: 2023-04-25
Publication date: 2023-08-29
Anticipated expiration: 2033-04-25

Abstract

The utility model discloses an air inlet casing of a multistage centrifugal blower, and particularly relates to the field of centrifugal blowers. The utility model carries out connection operation through the adjusting mechanism comprising a motor, a connecting shaft, a fixed plate, an angle plate and a rotating column, carries out connection fixation on one side of the inner fixed plate, carries out installation operation, and when in use, the inner motor can drive the rotating connection to use, so that the connecting shaft and the angle plate which are connected simultaneously rotate to adjust the inner angle, change the angle of the air inlet to use, shift the inner air, facilitate the compression use of the air in the centrifugal blower and improve the efficiency of the compression release of the inner air.

Description

Multistage centrifugal blower air inlet casing

Technical Field

The utility model relates to the field of centrifugal blowers, in particular to an air inlet casing of a multistage centrifugal blower.

Background

The centrifugal blower is a machine which increases the pressure of gas and discharges the gas by means of input mechanical energy, is a driven fluid machine, can continuously convey the gas, generates higher pressure and discharges the gas;

the prior patent (publication No. CN 213419406U) discloses a blower housing. When the air blower is used, air enters the shell from the inside of the air outlet, the fan blades are installed in the shell, the fan blades are connected with the power supply to rotate clockwise in the shell, the air can rotate clockwise along with the fan blades in the air blower, the air can come out from the air inlet after rotating for a circle, the lower part of the outer surface of the shell is welded on the base, but the air outlet and the air inlet on the surface of the base are communicated with the shell, when the screw is installed, the threads on the screw are matched with the threads formed in the screw holes, the fixing rod is connected with the base through the fixing rod and the base, the fixing holes are identical and correspond to each other in size, and the nuts are inserted into the fixing rod through the fixing holes on the fixing rod and the fixing holes on the base, so that the fan blades cannot be damaged when the air blower is used, and the air blower is more stable. The inventors found that the following problems exist in the prior art in the process of implementing the present utility model:

when the existing air blower is used, air is directly conveyed through an air inlet, the air in the air blower is supplied for use, the air received by the air inlet is extruded through an internal cavity, the air is directly conveyed, the air in the air blower is lost, the extrusion loss of the air in the air blower is reduced, and the air in the air blower can not be regulated in wind direction, so that the problems of internal air loss and insufficient compression efficiency are solved by a regulating mechanism and a filtering mechanism;

accordingly, a multistage centrifugal blower air intake housing is proposed for the above-described problems.

Disclosure of Invention

In order to overcome the above-mentioned drawbacks of the prior art, embodiments of the present utility model provide a multi-stage centrifugal blower air intake housing to solve the above-mentioned problems set forth in the background art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a multistage centrifugal blower casing that admits air, includes the shell body, the right side fixedly connected with intake pipe of shell body, the outer wall fixedly connected with adjustment mechanism of intake pipe, adjustment mechanism includes motor, connecting axle, fixed plate, angle board and rotation post.

The lower part of the motor is movably connected with a connecting shaft through shaft linkage, the outer wall of the motor is fixedly connected with a fixed plate, the lower end of the connecting shaft is fixedly connected with an angle plate, and the lower part of the angle plate is movably connected with a rotating column.

Preferably, the outer shell is connected with the air inlet pipe through hot melting, and the air inlet pipe is connected with the motor through welding.

Preferably, a rotating structure is formed between the motor and the connecting shaft, the connecting shaft is overlapped with the central axis of the fixed plate, the fixed plate is connected with the angle plate through welding, and the angle plate is connected with the rotating column through clamping.

Preferably, the front fixedly connected with outlet duct of shell body, the inner wall swing joint of outlet duct has filtering mechanism, the left side of shell body is provided with the motor, adjustment mechanism's below is provided with the inclined plate of fixed connection on the shell body right side, the below fixedly connected with reinforcing plate of inclined plate, one side of inclined plate is provided with the round washer of closely laminating in the reinforcing plate top.

Preferably, the filter mechanism comprises a threaded column, a fastening column, a hole plate and a cylinder, wherein the fastening column is fixedly connected to the inner wall of the threaded column, the hole plate is fixedly connected to one end of the threaded column, and the cylinder is fixedly connected to the lower portion of the hole plate.

Preferably, the outer shell is overlapped with the central axis of the air outlet pipe, the air outlet pipe is in threaded connection with the threaded column in the filtering mechanism, and the outer shell is connected with the motor through welding.

Preferably, the inclined plates are uniformly distributed at the front end and the rear end of the right side of the outer shell, the inclined plates are connected with the reinforcing plates through hot melting, and the reinforcing plates are connected with the round washers through bonding.

Preferably, the fastening column penetrates through the threaded column, the threaded column is overlapped with the central axis of the hole plate, and the hole plate is connected with the cylinder through clamping.

The utility model has the technical effects and advantages that:

1. compared with the prior art, this multistage centrifugal blower air inlet casing carries out the connection operation through adjustment mechanism including motor, connecting axle, fixed plate, angle board and spliced pole, carry out the connection of one side with inside fixed plate and fix, install the operation, inside motor can drive swivelling joint and use during the use, make connecting axle and angle board that connect rotate simultaneously, carry out the regulation of inside angle, change the angle use of air intake, make inside air offset, do benefit to the inside air of centrifugal blower and compress and use, improve the efficiency that inside air compression released.

2. Compared with the prior art, this multistage centrifugal blower air inlet casing includes screw thread post, fastening post, hole board and cylinder through filtering mechanism and carries out the operation of being connected, can directly take inside fastening post and use when using and rotate, make the screw thread post of connecting rotate, can drive inside hole board and rotate the operation and use, the hole board is when rotating the operation simultaneously, and the cylinder of bottom can make the hole board of connecting rotate the regulation, makes the hole board open, can clean, and the hole board is when using simultaneously, carries out the filtration of inside conveying gas and uses.

Drawings

Fig. 1 is a schematic diagram of a front view structure of the present utility model.

Fig. 2 is a schematic structural view of an adjusting mechanism of the present utility model.

FIG. 3 is a schematic diagram of a filtering mechanism according to the present utility model.

Fig. 4 is an enlarged schematic view of the structure a in fig. 1 according to the present utility model.

The reference numerals are: 1. an outer housing; 2. an air inlet pipe; 3. an adjusting mechanism; 301. a motor; 302. a connecting shaft; 303. a fixing plate; 304. an angle plate; 305. rotating the column; 4. an air outlet pipe; 5. a filtering mechanism; 501. a threaded column; 502. a fastening post; 503. a hole plate; 504. a cylinder; 6. a motor; 7. an inclined plate; 8. a reinforcing plate; 9. and (5) a round washer.

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.

Example 1

The air inlet casing of the multistage centrifugal blower shown in fig. 1 and 2 comprises an outer casing 1, an air inlet pipe 2 is fixedly connected to the right side of the outer casing 1, an adjusting mechanism 3 is fixedly connected to the outer wall of the air inlet pipe 2, and the adjusting mechanism 3 comprises a motor 301, a connecting shaft 302, a fixing plate 303, an angle plate 304 and a rotating column 305.

The lower part of the motor 301 is movably connected with a connecting shaft 302 through shaft linkage, the outer wall of the motor 301 is fixedly connected with a fixed plate 303, the lower end of the connecting shaft 302 is fixedly connected with an angle plate 304, the lower part of the angle plate 304 is movably connected with a rotating column 305, the outer shell 1 is connected with the air inlet pipe 2 through hot melting, the air inlet pipe 2 is connected with the motor 301 through welding, a rotating structure is formed between the motor 301 and the connecting shaft 302, the connecting shaft 302 coincides with the central axis of the fixed plate 303, the fixed plate 303 is connected with the angle plate 304 through welding, and the angle plate 304 is connected with the rotating column 305 through clamping.

Wherein: when the centrifugal blower air inlet casing is operated, the outer casing 1 is fixedly installed outside the centrifugal blower, meanwhile, the air inlet pipe 2 is fixedly installed in a butt joint mode, the inner adjusting mechanism 3 can be operated to be connected during use, the fixing plate 303 is fixedly connected with the outer casing 1, the inner motor 301 can be directly driven to rotate during operation, the inner connecting shaft 302 and the angle plate 304 are adjusted, the inner angle plate 304 is rotated, the air inside the air inlet pipe 2 is changed in direction, the sucked air can be compressed, loss of the sucked air is reduced, and the compression efficiency of the inner air is improved when the inner pump rotates.

Example two

On the basis of the first embodiment, the scheme in the first embodiment is further introduced in detail in combination with the following specific working manner, as shown in fig. 1 to 4, and described in detail below:

as a preferred embodiment, the front surface of the outer shell 1 is fixedly connected with an air outlet pipe 4, the inner wall of the air outlet pipe 4 is movably connected with a filtering mechanism 5, the left side of the outer shell 1 is provided with a motor 6, the lower part of the adjusting mechanism 3 is provided with an inclined plate 7 fixedly connected to the right side of the outer shell 1, the lower part of the inclined plate 7 is fixedly connected with a reinforcing plate 8, and one side of the inclined plate 7 is provided with a round gasket 9 closely attached to the upper side of the reinforcing plate 8; further, when using centrifugal blower air inlet casing, can carry out external equipment's connection with outlet duct 4 fixedly, can directly take inside filtering mechanism 5 and carry out rotation regulation operation during the simultaneous operation, inside motor 6 drives rotatory use, can carry out the placing of bottom fixedly with reinforcing plate 8 during the installation, can directly take the screw to penetrate the inside of circle packing ring 9 and carry out swivelling joint installation fixedly.

As a preferred embodiment, the filtering mechanism 5 includes a threaded column 501, a fastening column 502, a hole plate 503 and a cylinder 504, the fastening column 502 is fixedly connected to the inner wall of the threaded column 501, the hole plate 503 is fixedly connected to one end of the threaded column 501, and the cylinder 504 is fixedly connected to the lower part of the hole plate 503; further, when the centrifugal blower air inlet casing is operated, the fastening column 502 inside can be directly held to rotate, meanwhile, the threaded column 501 connected inside drives the rotation operation, the hole plate 503 connected inside is adjusted in angle to be unfolded for use, the surface of the hole plate 503 can be brushed by using an external brush, and then the device is started to discharge dust on the surface for use.

As a preferred embodiment, the central axes of the outer shell 1 and the air outlet pipe 4 coincide, the air outlet pipe 4 and the threaded column 501 in the filtering mechanism 5 form threaded connection, and the outer shell 1 is connected with the motor 6 by welding; further, when the centrifugal blower is used for the air inlet casing, the motor 6 inside can drive the blower inside to operate, so that the extrusion of the air inside is performed, and meanwhile, the air is discharged through the connected air outlet pipe 4.

As a preferred embodiment, the inclined plates 7 are uniformly distributed at the front and rear ends of the right side of the outer shell 1, the inclined plates 7 are connected with the reinforcing plates 8 through hot melting, and the reinforcing plates 8 are connected with the round washers 9 through bonding; further, when the centrifugal blower air inlet casing is operated, the round gasket 9 can be bonded above the reinforcing plate 8 for connection and fixation, meanwhile, butt joint is carried out inside, and the connected screws can be rotated more tightly.

As a preferred embodiment, the fastening post 502 penetrates through the inside of the threaded post 501, the threaded post 501 coincides with the central axis of the hole plate 503, and the hole plate 503 is connected with the cylinder 504 through clamping; further, when the centrifugal blower is operated to enter the air inlet casing, the inside hole plate 503 can filter and use large particulate matters in the conveying air, and meanwhile, when the centrifugal blower is installed, the inside of the cylinder 504 can be fixedly connected through clamping the hole plate 503, so that the inside connection is performed, and a plurality of holes are formed in the hole plate 503 for filtering and use.

The electrical components are all connected with an external main controller and 220V mains supply, and the main controller can be conventional known equipment for controlling a computer and the like.

The working process of the utility model is as follows:

firstly, the outer shell 1 is connected with the outer part of the centrifugal blower in an installation manner during operation, the positions of the outer shell and the inner part of the outer shell are placed and fixed, the reinforcing plate 8 at the bottom and the round washer 9 are connected and installed for use, meanwhile, the air outlet pipe 4 is connected with the butt joint installation of equipment, the inner regulating mechanism 3 is operated for connection during use, the fixing plate 303 is fixedly connected with the outer shell 1, the inner motor 301 can be directly driven to rotate during operation, the inner connecting shaft 302 and the angle plate 304 are regulated, the inner angle plate 304 is rotated, the air in the air inlet pipe 2 is changed for use, and the angle is regulated according to different use requirements, so that the working principle of the air inlet shell of the centrifugal blower is provided.

Finally: the foregoing description of the preferred embodiments of the utility model is not intended to limit the utility model to the precise form disclosed, and any such modifications, equivalents, and alternatives falling within the spirit and principles of the utility model are intended to be included within the scope of the utility model.

Claims

1. An air inlet casing of a multistage centrifugal blower, which comprises an outer casing (1) and is characterized in that; the right side of the outer shell (1) is fixedly connected with an air inlet pipe (2), the outer wall of the air inlet pipe (2) is fixedly connected with an adjusting mechanism (3), and the adjusting mechanism (3) comprises a motor (301), a connecting shaft (302), a fixed plate (303), an angle plate (304) and a rotating column (305);

the lower part of motor (301) is through axle linkage swing joint has connecting axle (302), the outer wall fixedly connected with fixed plate (303) of motor (301), the lower extreme fixedly connected with angle board (304) of connecting axle (302), the below swing joint of angle board (304) has rotation post (305).

2. A multistage centrifugal blower air intake housing according to claim 1, wherein: the outer shell (1) is connected with the air inlet pipe (2) through hot melting, and the air inlet pipe (2) is connected with the motor (301) through welding.

3. A multistage centrifugal blower air intake housing according to claim 1, wherein: the motor (301) and the connecting shaft (302) form a rotating structure, the connecting shaft (302) is overlapped with the central axis of the fixed plate (303), the fixed plate (303) is connected with the angle plate (304) through welding, and the angle plate (304) is connected with the rotating column (305) through clamping.

4. A multistage centrifugal blower air intake housing according to claim 1, wherein: the utility model discloses a filter device for the air conditioner, including outer casing (1), positive fixedly connected with outlet duct (4) of outer casing (1), the inner wall swing joint of outlet duct (4) has filtering mechanism (5), the left side of outer casing (1) is provided with motor (6), the below of adjustment mechanism (3) is provided with inclined plate (7) of fixed connection on outer casing (1) right side, the below fixedly connected with reinforcing plate (8) of inclined plate (7), one side of inclined plate (7) is provided with round washer (9) of closely laminating in reinforcing plate (8) top.

5. The multistage centrifugal blower inlet housing of claim 4, wherein: the filtering mechanism (5) comprises a threaded column (501), a fastening column (502), a hole plate (503) and a cylinder (504), wherein the fastening column (502) is fixedly connected to the inner wall of the threaded column (501), the hole plate (503) is fixedly connected to one end of the threaded column (501), and the cylinder (504) is fixedly connected to the lower portion of the hole plate (503).

6. The multistage centrifugal blower inlet housing of claim 4, wherein: the outer shell (1) is overlapped with the central axis of the air outlet pipe (4), the air outlet pipe (4) is in threaded connection with a threaded column (501) in the filtering mechanism (5), and the outer shell (1) is connected with the motor (6) through welding.

7. The multistage centrifugal blower inlet housing of claim 4, wherein: the inclined plates (7) are uniformly distributed at the front end and the rear end of the right side of the outer shell (1), the inclined plates (7) are connected with the reinforcing plates (8) through hot melting, and the reinforcing plates (8) are connected with the round washers (9) through bonding.

8. The multistage centrifugal blower air intake housing of claim 5, wherein: the fastening column (502) penetrates through the threaded column (501), the threaded column (501) is overlapped with the central axis of the hole plate (503), and the hole plate (503) is connected with the cylinder (504) through clamping.