CN216714827U

CN216714827U - Spiral single-stage centrifugal blower

Info

Publication number: CN216714827U
Application number: CN202122645335.7U
Authority: CN
Inventors: 张海宽; 王立; 张晓东
Original assignee: Zhejiang Huamu Environment Engineering Co ltd
Current assignee: Zhejiang Huamu Environment Engineering Co ltd
Priority date: 2021-11-01
Filing date: 2021-11-01
Publication date: 2022-06-10
Anticipated expiration: 2031-11-01

Abstract

The utility model discloses a spiral single-stage centrifugal blower which comprises a fixed plate, wherein a blower body is fixedly arranged at the top of the fixed plate, two corresponding retaining plates are fixedly arranged at the bottom of the fixed plate, threaded rods are in threaded connection with the insides of the two retaining plates, two corresponding clamping plates are arranged at the bottom of the fixed plate, bearings are rotatably connected to the outsides of the two clamping plates, the insides of the two bearings are respectively rotatably connected with one ends of the two threaded rods, and a fixed column is clamped between the two clamping plates. Can make on the firm fixed column of being fixed in of air-blower body more stable at the during operation through the splint that set up, can be firm fix the connecting pipe through the cooperation in screens piece and screens groove and make the during operation can not drop.

Description

Spiral single-stage centrifugal blower

Technical Field

The utility model belongs to the technical field of blowers, and particularly relates to a spiral single-stage centrifugal blower.

Background

With the rapid development of industrialization and the improvement of economic level in China, the water yield of industrial wastewater and domestic sewage is greatly increased, a large number of sewage treatment plants are built in China, the application of an activated sludge method in the sewage treatment process is the most extensive and mature, one of indispensable devices in the process is a centrifugal blower, compressed air is sent into a pool through a pipeline by aeration of the centrifugal blower, oxygen is diffused into muddy water mixed liquid in a bubble mode, and the centrifugal blower utilizes the centrifugal force generated by a working rotating wheel provided with a plurality of blades to extrude air so as to achieve certain air volume and air pressure.

However, the conventional apparatus has the following problems in use:

1. because the bottom of the common single-stage centrifugal blower cannot be stably fixed when in use, the blower is easy to move when in work, thereby influencing the normal work.

2. Because traditional single-stage centrifugal blower need cooperate the connecting pipe when using when, but the great connecting pipe of atmospheric pressure is fixed firm inadequately when the output tube air-out, has leaded to the connecting pipe to drop easily and can't normally aerify the work.

3. Because the inside of the traditional single-stage centrifugal blower is easy to generate a large amount of heat and cannot be discharged quickly during working, the service life of the blower is easy to reduce due to the fact that the blower works at high temperature for a long time.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects in the prior art, the utility model aims to provide a spiral single-stage centrifugal blower which has the advantages that the arranged clamping plate can firmly fix the blower body on the fixing column, so that the blower body is more stable in work, and the connecting pipe can be firmly fixed through the matching of the clamping block and the clamping groove, so that the blower body cannot fall off in work.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a spiral single-stage centrifugal blower, includes the fixed plate, the top fixed mounting of fixed plate has the air-blower body, the bottom fixed mounting of fixed plate has two corresponding solid position boards, two the equal threaded connection in inside of solid position board has the threaded rod, two the equal threaded connection in bottom of solid position board has stop screw, stop screw's one end extend to the solid position board inside and with the outside joint of threaded rod, the bottom of fixed plate is provided with two corresponding splint, two the equal fixed mounting in the outside of splint has the bearing, two the inside of bearing is rotated with the one end of two threaded rods respectively and is connected, two the centre gripping has the fixed column between the splint.

Preferably, the outside of air-blower body is provided with the output tube, the inside joint of output tube has the connecting pipe, the outside fixed mounting of output tube has two corresponding loose axles, two the outside of loose axle all rotates and is connected with the rotor plate, two the inboard fixed mounting of rotor plate has the screens piece, two corresponding screens groove has been seted up to the inside of connecting pipe, screens piece joint is in the inside in screens groove.

Preferably, the outside fixed mounting of air-blower body has the heat dissipation circle shell, the inside fixed mounting of heat dissipation circle shell has the screens board, the inboard fixed mounting of screens board has micro motor, micro motor's output runs through screens board and outside fixed mounting has four evenly distributed's flabellum, the outside fixed mounting of heat dissipation circle shell has the radiator-grid.

Preferably, the bottom of the fixing plate is provided with two corresponding sliding grooves, the bottom of the clamping plate is fixedly provided with a sliding block, and the clamping plate is connected to the inside of the sliding grooves in a sliding mode through the sliding block.

Preferably, two the inboard equal fixed mounting of splint has the protection pad, and the material of protection pad is the rubber material.

Preferably, two corresponding retention grooves are formed in the output pipe, two corresponding clamping rods are fixedly mounted on the outer portion of the connecting pipe, and the clamping rods are clamped in the retention grooves.

Compared with the prior art, the utility model has the beneficial effects that:

1. through the cooperation of position fixing plate, splint, threaded rod, bearing and protection pad, can be firm clip the fixed column to this fixes the air-blower body, makes can not remove at the during operation, has improved the stability of during operation.

2. Through the cooperation of rotor plate, screens piece, screens groove and screens pole, can be firm be fixed in the inside of output tube with the connecting pipe to ensured that the connecting pipe can not the high atmospheric pressure cause the normal clear that drops influence work.

3. The heat of the blower body can be rapidly discharged through the matching of the fan blades and the micro motor, so that the service life of the blower is longer.

Drawings

FIG. 1 is a schematic structural view of the present invention as a whole;

FIG. 2 is a schematic structural view of the bottom of the present invention;

FIG. 3 is a schematic top view of the present invention;

FIG. 4 is a schematic side view of the present invention;

FIG. 5 is an enlarged schematic view of the structure of FIG. 1 at A.

In the figure: 1. a fixing plate; 2. a blower body; 3. a heat dissipation round shell; 4. a micro motor; 5. a clamping plate; 6. a fan blade; 7. a position-retaining plate; 8. a threaded rod; 9. a connecting pipe; 10. fixing a column; 11. an output pipe; 12. a slider; 13. a chute; 14. a splint; 15. a bearing; 16. a heat-dissipating web; 17. a position clamping rod; 18. a rotating plate; 19. a movable shaft; 20. a bit block; 21. a clamping groove; 22. a protection pad; 23. and a limiting screw.

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.

The first embodiment is as follows:

referring to fig. 1-5, the present invention provides a technical solution: the utility model provides a spiral single-stage centrifugal blower, including fixed plate 1, the top fixed mounting of fixed plate 1 has air-blower body 2, the bottom fixed mounting of fixed plate 1 has two corresponding retention plates 7, the equal threaded connection in inside of two retention plates 7 has threaded rod 8, the equal threaded connection in bottom of two retention plates 7 has stop screw 23, stop screw 23's one end extend to the inside of retention plate 7 and with threaded rod 8's outside joint, the bottom of fixed plate 1 is provided with two corresponding splint 14, the equal fixed mounting in outside of two splint 14 has bearing 15, the inside of two bearing 15 rotates with the one end of two threaded rod 8 respectively to be connected, the centre gripping has fixed column 10 between two splint 14.

In the embodiment, when the blower body 2 needs to be fixed, firstly, the fixing plate 1 is placed at the top of the fixing column 10, then, the two threaded rods 8 are simultaneously rotated, as the threaded rods 8 are in threaded connection with the fixing plate 7, the threaded rods 8 can move forwards during rotation, meanwhile, the threaded rods 8 drive the bearings 15 of the external transfer to move forwards, the clamping plates 14 are pushed to be close to the fixing column 10 through the bearings 15, the threaded rods 8 stop rotating until the clamping plates 14 are contacted with the fixing column 10, then, the limit screws 23 can be rotated, one ends of the limit screws 23 are in threaded connection with the external threads of the threaded rods 8, so that the effect of fixing the threaded rods 8 is achieved, as the existing bearings 15 are divided into inner wall outer walls, the threaded rods 8 are positioned on the inner walls of the bearings 15 to rotate, the clamping plates 14 can be driven to extrude forwards, so that the clamping plates 14 cannot be driven to rotate, and when the clamping plates 14 move, slider 12 of bottom rigid coupling is at the inside slip of spout 13, thereby it is more stable when being close to fixed column 10 and removing to make splint 14 be the level, the protection pad 22 of the inboard rigid coupling of two splint 14 tightly cliies with fixed column 10 this moment, splint 14 can increase and the fixed column 10 between the frictional force through protection pad 22 and fixed column 10 contact, play the effect of firm fixed column 10, thereby make fixed column 10 can not rock from top to bottom, can be with fixed column 10 control stable fixed through two splint 14, fixed column 10 has been fixed this moment, make air-blower body 2 more stable can not remove at the during operation.

Example two:

referring to fig. 1-5, on the basis of the first embodiment, the present invention provides a technical solution: the outside of air-blower body 2 is provided with output tube 11, and the inside joint of output tube 11 has connecting pipe 9, and the outside fixed mounting of output tube 11 has two corresponding loose axles 19, and the outside of two loose axles 19 all rotates and is connected with rotor plate 18, and the inboard fixed mounting of two rotor plates 18 has screens piece 20, and two corresponding screens grooves 21 have been seted up to the inside of connecting pipe 9, and screens piece 20 joint is in the inside of screens groove 21.

In this embodiment, when the connecting pipe 9 needs to be stably fixed, the connecting pipe 9 is firstly inserted into the output pipe 11, the clamping rod 17 fixedly connected with the connecting pipe 9 in the inserting process is clamped into the fixing groove formed in the output pipe 11, so that the clamping is more tight, the rotating plate 18 is rotated afterwards, the rotating plate 18 rotates around the movable shaft 19 at the moment, the clamping block 20 fixedly connected with the inner side of the rotating plate 18 is moved into the clamping groove 21 to be fixed, at the moment, the fixing work is completed, and the connecting pipe 9 can be prevented from falling off in the work to cause that the work cannot be carried out through the structure.

Example three:

referring to fig. 1-5, on the basis of the first embodiment and the second embodiment, the present invention provides a technical solution: outside fixed mounting of air-blower body 2 has heat dissipation circle shell 3, the inside fixed mounting of heat dissipation circle shell 3 has screens board 5, the inboard fixed mounting of screens board 5 has micro motor 4, micro motor 4's output runs through screens board 5 and outside fixed mounting has four evenly distributed's flabellum 6, the outside fixed mounting of heat dissipation circle shell 3 has radiator-grid 16, two corresponding spouts 13 have been seted up to the bottom of fixed plate 1, the bottom fixed mounting of two splint 14 has slider 12, splint 14 passes through slider 12 sliding connection in the inside of spout 13, the equal fixed mounting in inboard of two splint 14 has protection pad 22, and the material of protection pad 22 is the rubber material, two corresponding maintenance grooves have been seted up to the inside of output tube 11, the outside fixed mounting of connecting pipe 9 has two corresponding screens pole 17, screens pole 17 joint is in the inside of maintenance groove.

In this embodiment, when cooling down air-blower body 2 through needs, at first start micro motor 4, the output begins to rotate afterwards, four flabellum 6 that drive outside rigid coupling simultaneously begin to rotate, thereby can be quick 2 inside rapid cooling to air-blower body, make life longer, cooperation through screens pole 17 and solid groove can be more inseparable when making connecting pipe 9 joint, frictional force when can increasing the centre gripping through protection pad 22, make inseparabler during the centre gripping, cooperation through slider 12 and spout 13 can make splint 14 more stable when removing.

The working principle and the using process of the utility model are as follows: when the blower body 2 needs to be fixed, firstly, the fixing plate 1 is placed on the top of the fixing column 10, then the two threaded rods 8 are simultaneously rotated, as the threaded rods 8 are in threaded connection with the fixing plate 7, the threaded rods 8 can move forwards during rotation, meanwhile, the threaded rods 8 drive the bearings 15 of external transfer to move forwards, the clamping plates 14 are pushed to be close to the fixing column 10 through the bearings 15 until the clamping plates 14 are in contact with the fixing column 10, the threaded rods 8 stop rotating when rotating, then, the limit screws 23 can be rotated, one ends of the limit screws 23 are in threaded connection with the outer parts of the threaded rods 8, and therefore, the effect of fixing the threaded rods 8 is achieved, as the existing bearings 15 are divided into inner wall outer walls, the threaded rods 8 are positioned on the inner walls of the bearings 15 to rotate, the clamping plates 14 can be driven to extrude forwards, so that the clamping plates 14 cannot be driven to rotate, and when the clamping plates 14 move, the sliding blocks 12 fixedly connected at the bottoms slide in the sliding grooves 13, thereby it is more stable when being close to fixed column 10 and removing to make splint 14 be the level, the protection pad 22 of the inboard rigid coupling of two splint 14 tightly cliies with fixed column 10 this moment, splint 14 can increase and fixed column 10 between frictional force through protection pad 22 and fixed column 10 contact, play the effect of firm fixed column 10, thereby make fixed column 10 can not rock from top to bottom, can be with fixed column 10's the left and right sides stable fixed through two splint 14, fixed column 10 has this moment, make air-blower body 2 can more stably not remove at the during operation.

When needing to fix connecting pipe 9 steadily, at first insert the connecting pipe 9 in the output tube 11, screens pole 17 joint to the retention groove that output tube 11 was seted up at the screens pole of male in-process connecting pipe 9 rigid coupling for it is inseparabler during the joint, rotatory rotor plate 18 afterwards, rotor plate 18 rotates around loose axle 19 this moment, screens piece 20 of the inboard rigid coupling of rotor plate 18 removes and fixes in screens groove 21 afterwards, fixing work accomplishes this moment, can prevent through this structure that connecting pipe 9 from droing in the work and leading to unable work.

When needing to cool down air-blower body 2, at first start micro motor 4, the output begins to rotate afterwards, drives four flabellums 6 of outside rigid coupling simultaneously and begins to rotate to can be quick 2 inside rapid cooling to air-blower body, make life longer.

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

1. A spiral single-stage centrifugal blower comprises a fixing plate (1), and is characterized in that: the top fixed mounting of fixed plate (1) has air-blower body (2), the bottom fixed mounting of fixed plate (1) has two corresponding position fixing board (7), two the equal threaded connection in inside of position fixing board (7) has threaded rod (8), two the equal threaded connection in bottom of position fixing board (7) has stop screw (23), the one end of stop screw (23) extend to the inside of position fixing board (7) and with the outside joint of threaded rod (8), the bottom of fixed plate (1) is provided with two corresponding splint (14), two the equal fixed mounting in the outside of splint (14) has bearing (15), two the inside of bearing (15) rotates with the one end of two threaded rod (8) respectively to be connected, two the centre gripping has fixed column (10) between splint (14).

2. A helical single stage centrifugal blower according to claim 1 wherein: the outside of air-blower body (2) is provided with output tube (11), the inside joint of output tube (11) has connecting pipe (9), the outside fixed mounting of output tube (11) has two corresponding loose axles (19), two the outside of loose axle (19) all rotates and is connected with rotor plate (18), two the inboard fixed mounting of rotor plate (18) has screens piece (20), two corresponding screens groove (21) have been seted up to the inside of connecting pipe (9), screens piece (20) joint is in the inside of screens groove (21).

3. A helical single stage centrifugal blower according to claim 1 wherein: the utility model discloses a fan, including air-blower body (2), the outside fixed mounting of heat dissipation circle shell (3), the inside fixed mounting of heat dissipation circle shell (3) has screens board (5), the inboard fixed mounting of screens board (5) has micro motor (4), the output of micro motor (4) runs through screens board (5) and outside fixed mounting has four evenly distributed's flabellum (6), the outside fixed mounting of heat dissipation circle shell (3) has radiator-grid (16).

4. A helical single stage centrifugal blower according to claim 1 wherein: two corresponding chutes (13) are formed in the bottom of the fixing plate (1), sliders (12) are fixedly mounted at the bottoms of the clamping plates (14), and the clamping plates (14) are connected to the insides of the chutes (13) in a sliding mode through the sliders (12).

5. A helical single stage centrifugal blower according to claim 1 wherein: two equal fixed mounting in inboard of splint (14) has protection pad (22), and the material of protection pad (22) is the rubber material.

6. A helical single stage centrifugal blower according to claim 2 wherein: two corresponding retaining grooves are formed in the output pipe (11), two corresponding clamping rods (17) are fixedly mounted on the outer portion of the connecting pipe (9), and the clamping rods (17) are clamped in the retaining grooves.