CN209340183U - A kind of blade blast structure of electromagnetic levitation type air blast - Google Patents
A kind of blade blast structure of electromagnetic levitation type air blast Download PDFInfo
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- CN209340183U CN209340183U CN201920051277.5U CN201920051277U CN209340183U CN 209340183 U CN209340183 U CN 209340183U CN 201920051277 U CN201920051277 U CN 201920051277U CN 209340183 U CN209340183 U CN 209340183U
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Abstract
The utility model discloses a kind of blade blast structures of electromagnetic levitation type air blast, including the first cover of spiral case and shell, the preceding lower end of the shell front surface is provided with filter screen, and the preceding upper end of shell front surface is provided with PLC controller, and reserved opening is offered at the top of shell.The utility model is using integration and modularized design, it is easy for installation, monitoring can be implemented in operating status, and it can remotely control, it is on duty without personnel on site, domestic production, it is easy to maintenance quick, simultaneously, with the calculating of 100kW air blower, compare roots blower every more than 30 ten thousand degree of annual using electricity wisely, it is equivalent to every and reduces by 275 tons of CO2 emissions every year, and the air cleaner of this magnetic suspension air blower conveying is pollution-free, low noise, without abrasion, various control mode can choose, bearing is entirely without friction simultaneously, reduce the probability of damage of product, the service life of air blower can achieve 20 years or more, and maintenance is simple, it only needs to regularly replace filter.
Description
Technical field
The utility model relates to blower technical field, specially a kind of blade blast structure of electromagnetic levitation type air blast.
Background technique
Blower is widely used in sewage treatment plant and (is mainly used for being aerated to sewage bottom of pond portion, make in treatment tank
Biological active matter can sufficiently be contacted with the substance in sewage, to achieve the purpose that decontamination), gas and material transportation (cement,
Chemical industry, food factory etc.), culture fishery (by blasting air to aquaculture bottom of pond portion, increases oxygen content in pond, increases
Add aquatic products survival rate) and other required industries (steel industry, cement sectors, textile industry, dairy products processing industry etc.) in, but it is existing
Blower be all split-type design, take up a large area, power consumption is high, easy to damage, maintenance cost is high, for this purpose, it is proposed that one
The blade blast structure of kind electromagnetic levitation type air blast.
Utility model content
The purpose of this utility model is to provide a kind of blade blast structures of electromagnetic levitation type air blast, to solve above-mentioned background
The problem of being proposed in technology.
To achieve the above object, the utility model provides the following technical solutions: a kind of blade air blast of electromagnetic levitation type air blast
Structure, including the first cover of spiral case and shell, the preceding lower end of the shell front surface are provided with filter screen, before shell front surface
Upper end is provided with PLC controller, and reserved opening is offered at the top of shell, and the lower end of the shell inner cavity is fixedly installed with spiral case
First cover, and the middle-end of the first mask body intracavity of spiral case is fixedly connected with high-speed permanent magnetic synchronous motor, first cover of spiral case
Inner cavity and be located at high-speed permanent magnetic synchronous motor at left and right sides of be fixedly connected to radial direction magnetic bearing, and table in radial direction magnetic bearing
The upper and lower ends in face are fixedly connected to displacement sensor, the inner cavity of first cover of spiral case and are located at right radial magnetic bearing
Right side be fixedly connected with axial magnetic bearing, and the inner surface of axial magnetic bearing, radial direction magnetic bearing and high-speed permanent magnetic synchronous motor
It is provided with shaft, the left end of shaft is fixedly connected with impeller.
Preferably, the left end of first cover of spiral case outer surface is connected with the second cover of spiral case by fastening screw, and
Middle-end on the left of the second cover of spiral case is provided with air inlet, and the middle-end of the second covering on top of spiral case is provided with gas outlet, the snail
The right end of the first cover of shell outer surface is connected with spiral case third cover by fastening screw.
Preferably, the bottom of the shell is fixedly connected with supporting leg, and supporting leg is front two rows setting, and is located at shell
Supporting leg at bottom four corners is L-shaped structure, and the supporting leg positioned at outer casing bottom middle-end is linear type structure.
Preferably, the left end of the shell front surface is connected with the first dodge gate, and the first dodge gate by articulate
Front surface be fixedly installed with knob.
Preferably, the front end of the shell front surface and it is located at the outside of PLC controller and is connected with the by articulate
Two dodge gates, and the front surface of the second dodge gate is fixedly installed with knob, the front surface of the second dodge gate is provided with observation window.
Preferably, the middle-end of first cover of spiral case bottom is fixedly connected with support, and the bottom of support is fixedly connected
There is mounting plate, the surrounding of mounting plate inner surface offers mounting hole, and mounting plate is fixedly connected by fastening screw with shell.
Preferably, the impeller processed through 5 axis precision machine tools using 7075-T6 superhigh intensity forging and stamping aluminum alloy materials and
At.
Preferably, the material of the impeller is steel, aluminium alloy, carbon fiber or galss fiber reinforced resin.
Preferably, when the material of the impeller is metal, the thickness d of blade is 1.5-2.8mm, and the surface of blade is thick
Rugosity Ra is 2.8-6.4 μm.Further, in order to improve the service life of blade, between the thickness d and surface roughness Ra
Meet dRa and is less than or equal to 16.7 more than or equal to 4.5.When dRa is less than 4.5 or is greater than 16.7, blade, which is easy to happen, to be split
Line is to influence service life.
Preferably, the hardness Y of the blade is HRC65-75.
Preferably, in order to further increase the physical life of blade, crackle, hardness Y, the thickness of the blade are avoided the occurrence of
Meet following relationship between d and surface roughness Ra:
D=α (Y1/2/Ra)；
Wherein, α is vane thickness coefficient, value range 0.55-2.05.
Preferably, the high-speed permanent magnetic synchronous motor is using compact stator and fill type permanent magnet rotor structure, insulation etc.
Grade is C grades, degree of protection IP55.
Preferably, the axial magnetic bearing and radial direction magnetic bearing are all made of Active Magnetic Suspending Bearing form.
Preferably, institute's displacement sensors monitor X, the displacement of tri- direction Y, Z simultaneously, and precision is to 1um.
Preferably, the PLC controller uses 256 LCD-TFT touch screens of Siemens, 800*480dpi high-resolution
Rate widescreen, and various communication interfaces are provided.
Compared with prior art, the beneficial effects of the utility model are as follows:
Monitoring can be implemented using integration and modularized design, easy for installation, operating status in the utility model, and can
Remotely to control, domestic production on duty without personnel on site, it is easy to maintenance quick, meanwhile, with the calculating of 100kW air blower, comparison
Roots blower every more than 30 ten thousand degree of annual using electricity wisely is equivalent to every and reduces 275 tons of CO2 emissions, and this magnetcisuspension every year
The air cleaner of floating air blower conveying is pollution-free, low noise, without abrasion, various control mode it can be selected that bearing is complete simultaneously
Without friction, reduce the probability of damage of product, the service life of air blower can achieve 20 years or more, and safeguard simply, only need
Filter is regularly replaced, and does not need lubricating system, has saved the expenses such as lubricating oil, cleaning, using direct-connected driving, body
Product is small, light-weight, saves space utilization.
Detailed description of the invention
Fig. 1 is the utility model shell schematic perspective view；
Fig. 2 is the first cover of the utility model spiral case structural schematic diagram；
Fig. 3 is the utility model impeller schematic perspective view.
In figure: 1 the first cover of spiral case, 2 supports, 3 mounting plates, 4 mounting holes, 5 spiral case third covers, 6 axial magnetic bearings, 7
Shaft, 8 high-speed permanent magnetic synchronous motors, 9 displacement sensors, 10 radial direction magnetic bearings, 11 gas outlets, 12 impellers, 13 air inlets, 14 snails
The second cover of shell, 15 supporting legs, 16 knobs, 17 first dodge gates, 18 reserved openings, 19 shells, 20PLC controller, 21 second are lived
Dynamic door, 22 filter screens.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
Fig. 1-3, a kind of blade blast structure of electromagnetic levitation type air blast, including the first cover of spiral case 1 and shell 19 are please referred to,
Fluorescent lamp is fixedly connected at the top of 19 inner cavity of shell, and fluorescent lamp matches travel switch, the bottom of shell 19 is fixedly connected with branch
Support leg 15, supporting leg 15 are front two rows setting, and being located at the supporting leg 15 at 19 bottom four corners of shell is L-shaped structure, position
It is linear type structure in the supporting leg 15 of 19 bottom middle-end of shell, the left end of 19 front surface of shell is connected with by articulate
First dodge gate 17, and the front surface of the first dodge gate 17 is fixedly installed with knob 16, the preceding lower end setting of 19 front surface of shell
There is filter screen 22, the preceding upper end of 19 front surface of shell is provided with PLC controller 20, and PLC controller 20 uses Siemens 256
Position LCD-TFT touch screen, 800*480dpi high-resolution widescreen, and various communication interfaces are provided.
The front end of 19 front surface of shell and be located at PLC controller 20 outside the second dodge gate is connected with by articulate
21, and the front surface of the second dodge gate 21 is fixedly installed with knob 16, the front surface of the second dodge gate 21 is provided with observation window, and
The top of shell 19 offers reserved opening 18, and the lower end of 19 inner cavity of shell is fixedly installed with the first cover of spiral case 1, and spiral case first covers
The middle-end of 1 bottom of body is fixedly connected with support 2, and the bottom of support 2 is fixedly connected with mounting plate 3, and the four of 3 inner surface of mounting plate
Zhou Jun offers mounting hole 4, and mounting plate 3 is fixedly connected by fastening screw with shell 19.
The middle-end of 1 inner cavity of the first cover of spiral case is fixedly connected with high-speed permanent magnetic synchronous motor 8, high-speed permanent magnetic synchronous motor 8
Using compact stator and fill type permanent magnet rotor structure, the class of insulation is C grades, degree of protection IP55, the first cover of spiral case 1
Inner cavity and be located at high-speed permanent magnetic synchronous motor 8 the left and right sides be fixedly connected to radial direction magnetic bearing 10, and radial direction magnetic bearing
The upper and lower ends of 10 inner surfaces are fixedly connected to displacement sensor 9, and displacement sensor 9 monitors X simultaneously, and tri- direction Y, Z is displaced,
And precision is to 1um.
Displacement sensor 9 is inductance type transducer, for detecting whether 7 position of shaft deviates normal operation position, if any
Offset, send a signal to PLC controller 20 and handled, the inner cavity of the first cover of spiral case 1 and be located at right radial magnetic bearing 10
Right side be fixedly connected with axial magnetic bearing 6, axial magnetic bearing 6 and radial direction magnetic bearing 10 are all made of Active Magnetic Suspending Bearing shape
Formula, and the inner surface of axial magnetic bearing 6, radial direction magnetic bearing 10 and high-speed permanent magnetic synchronous motor 8 is provided with shaft 7, a left side for shaft 7
End is fixedly connected with impeller 12, impeller 12 processed using 7075-T6 superhigh intensity forging and stamping aluminum alloy materials through 5 axis precision machine tools and
At.
The material of the impeller is steel, aluminium alloy, carbon fiber or galss fiber reinforced resin.
When the material of the impeller is metal, the thickness d of blade is 1.5-2.8mm, the surface roughness Ra of blade
It is 2.8-6.4 μm.Further, in order to improve the service life of blade, meet between the thickness d and surface roughness Ra
DRa is more than or equal to 4.5 and is less than or equal to 16.7.When dRa less than 4.5 or be greater than 16.7 when, blade be easy to happen crackle from
And influence service life.
The hardness Y of the blade is HRC65-75.
In order to further increase the physical life of blade, crackle, hardness Y, thickness d and the surface of the blade are avoided the occurrence of
Meet following relationship between roughness Ra:
D=α (Y1/2/Ra)；
Wherein, α is vane thickness coefficient, value range 0.55-2.05.
The left end of 1 outer surface of the first cover of spiral case is connected with the second cover of spiral case 14, and spiral case second by fastening screw
The middle-end in the left side of cover 14 is provided with air inlet 13, and the middle-end at 14 top of the second cover of spiral case is provided with gas outlet 11, spiral case the
The right end of one cover, 1 outer surface is connected with spiral case third cover 5 by fastening screw, using integration and modularized design, peace
Dress is convenient, monitoring can be implemented in operating status, and can remotely control, is on duty without personnel on site, domestic production, maintenance side
Just quick, meanwhile, with the calculating of 100kW air blower, roots blower every more than 30 ten thousand degree of annual using electricity wisely is compared, is equivalent to every
Reduce by 275 tons of CO2 emissions every year.
The conveying of this magnetic suspension air blower air cleaner is pollution-free, low noise, can select without abrasion, various control mode
It selects, while bearing reduces the probability of damage of product entirely without friction, the service life of air blower can achieve 20 years or more,
And maintenance is simple, it is only necessary to regularly replace filter can (replaced within the roots blower service life 3-5,3-6 months packing seal, 3
Month more oil change, 1-2 or so replace bearing, and impeller 12 is frequently necessary to adjustment gap, 100KW substantially maintenance cost for 10,000/
Year * platform), and lubricating system is not needed, has saved the expenses such as lubricating oil, cleaning, it is small in size, light-weight, save using direct-connected driving
About space utilization.
In use, easy for installation, operating status can be implemented monitoring using integration and modularized design, and can be with
Long-range control, domestic production on duty without personnel on site, it is easy to maintenance quick, meanwhile, with the calculating of 100kW air blower, compare sieve
Thatch blower every more than 30 ten thousand degree of annual using electricity wisely is equivalent to every and reduces 275 tons of CO2 emissions, and this magnetic suspension every year
Air blower conveying air cleaner is pollution-free, low noise, without abrasion, various control mode it can be selected that simultaneously bearing entirely without
Friction, reduces the probability of damage of product, and the service life of air blower can achieve 20 years or more, and safeguards simple, it is only necessary to
Filter is regularly replaced, and does not need lubricating system, the expenses such as lubricating oil, cleaning have been saved, using direct-connected driving, volume
Small, light-weight, saving space utilization.
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art,
It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired
Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.
Claims (6)
1. a kind of blade blast structure of electromagnetic levitation type air blast, including the first cover of spiral case (1) and shell (19), feature exists
In: the preceding lower end of shell (19) front surface is provided with filter screen (22), and the preceding upper end of shell (19) front surface is provided with PLC
Controller (20), and reserved opening (18) are offered at the top of shell (19), the lower end of shell (19) inner cavity is fixedly installed with
The first cover of spiral case (1), and the middle-end of the first cover of spiral case (1) inner cavity is fixedly connected with high-speed permanent magnetic synchronous motor (8), it is described
The inner cavity of the first cover of spiral case (1) and be located at high-speed permanent magnetic synchronous motor (8) at left and right sides of be fixedly connected to radial magnetic axis
It holds (10), and the upper and lower ends of radial direction magnetic bearing (10) inner surface are fixedly connected to displacement sensor (9), the spiral case first
The inner cavity of cover (1) and being located on the right side of right radial magnetic bearing (10) is fixedly connected with axial magnetic bearing (6), and axial magnetic axis
The inner surface for holding (6), radial direction magnetic bearing (10) and high-speed permanent magnetic synchronous motor (8) is provided with shaft (7), the left end of shaft (7)
It is fixedly connected with impeller (12).
2. a kind of blade blast structure of electromagnetic levitation type air blast according to claim 1, it is characterised in that: the shell
(19) bottom is fixedly connected with supporting leg (15), and supporting leg (15) is front two rows setting, and is located at shell (19) bottom four
Supporting leg (15) at angle is L-shaped structure, and the supporting leg (15) for being located at shell (19) bottom middle-end is linear type structure.
3. a kind of blade blast structure of electromagnetic levitation type air blast according to claim 1 or 2, it is characterised in that: described outer
The left end of shell (19) front surface is connected with the first dodge gate (17) by articulate, and the front surface of the first dodge gate (17) is solid
Dingan County is equipped with knob (16).
4. a kind of blade blast structure of electromagnetic levitation type air blast according to claim 1, it is characterised in that: the shell
(19) front end of front surface and be located at PLC controller (20) outside the second dodge gate (21) are connected with by articulate.
5. a kind of blade blast structure of electromagnetic levitation type air blast according to claim 1, it is characterised in that: the spiral case
The middle-end of one cover (1) bottom is fixedly connected with support (2), and the bottom of support (2) is fixedly connected with mounting plate (3).
6. a kind of blade blast structure of electromagnetic levitation type air blast according to claim 1, it is characterised in that: the high speed is forever
Magnetic-synchro motor (8) is using compact stator and fill type permanent magnet rotor structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920051277.5U CN209340183U (en) | 2019-01-11 | 2019-01-11 | A kind of blade blast structure of electromagnetic levitation type air blast |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920051277.5U CN209340183U (en) | 2019-01-11 | 2019-01-11 | A kind of blade blast structure of electromagnetic levitation type air blast |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209340183U true CN209340183U (en) | 2019-09-03 |
Family
ID=67761542
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920051277.5U Active CN209340183U (en) | 2019-01-11 | 2019-01-11 | A kind of blade blast structure of electromagnetic levitation type air blast |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209340183U (en) |
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2019
- 2019-01-11 CN CN201920051277.5U patent/CN209340183U/en active Active
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