CN205714769U - A kind of air ring type vacuum pump - Google Patents
A kind of air ring type vacuum pump Download PDFInfo
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- CN205714769U CN205714769U CN201620378415.7U CN201620378415U CN205714769U CN 205714769 U CN205714769 U CN 205714769U CN 201620378415 U CN201620378415 U CN 201620378415U CN 205714769 U CN205714769 U CN 205714769U
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Abstract
The utility model discloses a kind of air ring type vacuum pump, include pump body device, linkage and driving means, described pump body device is by linkage and driving means drive connection, described linkage is magnetic coupling, one end of described magnetic coupling and driving means drive connection, being provided with air gap between described magnetic coupling and driving means, the other end of described magnetic coupling is that static seal structure is connected with pump body device.This utility model is by arranging the air gap of one fixed width between magnetic coupling and driving means, when driving means starts, the magnetic field formed by this air gap between magnetic coupling and driving means produces magnetic force, synchronization by this magnetic field magnetic force, thus driving magnetic coupling to drive pump body device work, stable drive is reliable；Owing to not having the mechanical connection of traditional transmission moment of torsion between magnetic coupling and driving means, not only installation and debugging are convenient, more can guarantee that air-tightness of the present utility model, and there is not senile abrasion, and service life is long.
Description
Technical field
This utility model relates to the technical field of vacuum pump, refers in particular to a kind of air ring type vacuum pump.
Background technology
Air ring type vacuum pump has another name called high pressure positive blower, whirlpool air pump, regeneration blower fan etc., and because it has, pressure-vaccum is difunctional, pressure
Advantages of higher, its application has been obtained for popularizing, and it is widely used in industrial or agricultural aspect, contains capital construction, auto industry, moulds
Material industry, chemical industry, food, pharmacy, medical treatment, electrotechnical, electronic, industry light industry textile industry, boats and ships and railway, Aerospace Engineering, for the world
Flourishing and progress is made great contributions to.
Air ring type vacuum pump middle pump body device part in the market with drive source (motor) connected mode mainly use
Direct connection and two kinds of frame modes of shaft coupling, although but these structures have employed some sealing devices between pump body device and motor,
But still can not very seal, so for some with requiring the strong place of hermetic seal (such as the gas inflammable and explosive for conveying,
Do not allow leakage), there is certain defect, the sealing structure that such as rotor mandrel coordinates in rotor mandrel for a long time in movable sealing
Middle accelerated wear test, oil sealing is using a period of time to add abrasion, aging, therefore working media easily along with rotor mandrel be transferred to motor or
The external world, easily has an accident.
Summary of the invention
For problem of the prior art, this utility model provides that a kind of simple in construction, sealing property be strong, length in service life and
It is easily installed the air ring type vacuum pump of debugging.
In order to solve above-mentioned technical problem, this utility model adopts the following technical scheme that
A kind of air ring type vacuum pump, includes pump body device, linkage and driving means, and described pump body device is by connection
Dynamic device and driving means drive connection, described linkage is magnetic coupling, one end of described magnetic coupling and driving
Device drive connection, is provided with air gap between described magnetic coupling and driving means, the other end of described magnetic coupling with
Pump body device is that static seal structure connects.
Wherein, described magnetic coupling includes drive rotor and magnetic rotor, and the two ends of described drive rotor are overlapped respectively
Being located at the drive shaft of driving means and the outer surface of magnetic rotor, described magnetic rotor is sheathed with the mandrel of pump body device to be connected,
Described magnetic rotor is connected with the bearing block cover plate static seal of pump body device, and the drive shaft end face of described driving means turns with magnetic force
It is air gap between the end face of son.
Wherein, described magnetic rotor includes outer magnet rotor and interior magnet rotor, and described outer magnet rotor and interior magnet rotor are sheathed
Connecting, one end of described outer magnet rotor is sheathed with drive rotor to be connected, the end face of described outer magnet rotor and the driving of driving means
Being air gap between axial end, the other end of described outer magnet rotor is connected with the bearing block cover plate static seal of pump body device, described interior
Magnet rotor is sheathed with the mandrel of pump body device to be connected.
Wherein, between described drive rotor and the drive shaft of driving means, be provided with transmission flat key, described interior magnet rotor with
Transmission flat key it is provided with between the mandrel of pump body device.
Wherein, it is provided with sealing structure unit between described outer magnet rotor and the bearing block cover plate of pump body device.
Wherein, described pump body device also includes pump body device bearing and pump body device bearing block, described pump body device
First oil sealing, the bearing block cover plate of described pump body device and the pump housing it is provided with between bearing block cover plate and pump body device bearing block
Second oil sealing it is provided with between the mandrel of device.
Wherein, it is provided with the 3rd road oil sealing between described pump body device bearing block and the mandrel of pump body device.
Wherein, described drive rotor is copper rotor.
Wherein, also including linkage flange, the two ends of described linkage flange are connected with pump body device and driving means respectively.
Wherein, to be that electromotor, threephase asynchronous machine, permagnetic synchronous motor, fire-proof motor etc. are all drive described driving means
The one of which in dynamic source.
The beneficial effects of the utility model:
This utility model provides a kind of air ring type vacuum pump, by arranging one between magnetic coupling and driving means
The air gap of fixed width degree, when driving means starts, is produced from the magnetic field formed by this air gap between magnetic coupling and driving means
Magnetisation power, by the synchronization of this magnetic field magnetic force, thus drives magnetic coupling to drive pump body device work, and stable drive can
Lean on；Owing to not having the mechanical connection of traditional transmission moment of torsion between magnetic coupling and driving means, not only installation and debugging are convenient,
And there is not senile abrasion, simple in construction, service life is long；Static seal knot is used between described magnetic coupling and pump body device
Structure, good seal performance, working media will not be along with leaking into the external world, security performance after oil sealing abrasion at the mandrel in pump body device
Good.
Accompanying drawing explanation
Fig. 1 is the structural representation of the one of which mounting means of a kind of air ring type vacuum pump of this utility model.
Fig. 2 is the structural representation of the another kind of mounting means of a kind of air ring type vacuum pump of this utility model.
The reference that Fig. 1 to Fig. 2 includes has:
1 pump body device 11 mandrel
12 bearing block cover plate 2 magnetic couplings
21 drive rotor 22 magnetic rotor
Magnet rotor in 221 outer magnet rotors 222
3 driving means 31 drive shafts
4 air gap 5 transmission flat keys
6 sealing structure unit 7 first oil sealings
8 second oil sealing 9 the 3rd road oil sealings
10 linkage flange 13 pump body device bearing blocks.
Detailed description of the invention
For the ease of the understanding of those skilled in the art, this utility model is made further with accompanying drawing below in conjunction with embodiment
Explanation, the content that embodiment is mentioned is not to restriction of the present utility model.
See Fig. 1 to Fig. 2, below in conjunction with accompanying drawing, this utility model is described in detail.
A kind of air ring type vacuum pump described in the utility model, includes pump body device 1, linkage and driving means 3,
Described pump body device 1 is by linkage and driving means 3 drive connection, and described linkage is magnetic coupling 2, described magnetic
One end of power shaft coupling 2 and driving means 3 drive connection, be provided with air gap 4 between described magnetic coupling 2 and driving means 3,
The other end of described magnetic coupling 2 is connected for static seal structure with pump body device 1.
In this utility model, it is attached by magnetic coupling 2 between described pump body device 1 and driving means 3, by
The air gap 4 of one fixed width it is provided with between magnetic coupling 2 and driving means 3, when driving means 3 starts, magnetic force shaft coupling
The magnetic field formed by this air gap 4 between device 2 and driving means 3 produces magnetic force, by the synchronization of this magnetic field magnetic force, thus
Driving magnetic coupling 2 to drive pump body device 1 to work, stable drive is reliable；Due between magnetic coupling 2 and driving means 3
Not having the mechanical connection of traditional transmission moment of torsion, not only installation and debugging are convenient, and there is not senile abrasion, simple in construction, use
Life-span is long；Using static seal structure, good seal performance between described magnetic coupling 2 and pump body device 1, working media will not be with
And leak into the external world after oil sealing abrasion at the mandrel 11 in pump body device 1, security performance is good.
Concrete, described magnetic coupling 2 includes drive rotor 21 and magnetic rotor 22, the two of described drive rotor 21
End is sheathed on drive shaft 31 and the outer surface of magnetic rotor 22 of driving means 3, described magnetic rotor 22 and pump body device 1 respectively
The sheathed connection of mandrel 11, described magnetic rotor 22 is connected with bearing block cover plate 12 static seal of pump body device 1, described drive dress
Put between drive shaft 31 end face of 3 and the end face of magnetic rotor 22 as air gap 4；Further, described magnetic rotor 22 includes
Outer magnet rotor 221 and interior magnet rotor 222, described outer magnet rotor 221 and the sheathed connection of interior magnet rotor 222, described outer magnet rotor 221
One end sheathed with drive rotor 21 be connected, between end face and drive shaft 31 end face of driving means 3 of described outer magnet rotor 221
For air gap 4, the other end of described outer magnet rotor 221 is connected with bearing block cover plate 12 static seal of pump body device 1, and described interior magnetic turns
Son 222 is sheathed with the mandrel 11 of pump body device 1 to be connected.
In this utility model, described magnetic coupling 2 is made up of drive rotor 21 and magnetic rotor 22 so that this practicality
Novel have overload protection function, thus improves the reliability of driving means 3, completely eliminates and leads because driving reason overload
The damage caused；Described magnetic rotor 22 includes outer magnet rotor 221 and interior magnet rotor 222, outer magnet rotor 221, interior magnet rotor
222, the most sheathed connection of drive shaft 31 of drive rotor 21 and driving means 3, installs simple and convenient, allows for bigger
Installing the error of centralization, maximum can be 5mm, enormously simplify debugging process, and can reduce impact and vibration, and effective coordination drives
The sharing of load of device 3.
Wherein, transmission flat key 5, described interior magnetic it are provided with between described drive rotor 21 and the drive shaft 31 of driving means 3
It is provided with transmission flat key 5 between the mandrel 11 of rotor 222 and pump body device 1.In this utility model, described drive rotor 21 with
Transmission flat key 5 is set between the drive shaft 31 of driving means 3, and the mandrel 11 of described interior magnet rotor 222 and pump body device 1 it
Between transmission flat key 5 is set, be all that the centering by transmission flat key 5 is good, can bear at a high speed and the feature such as variable load impact, improve
The stability driven, eliminates the damage caused because driving overload further.
Wherein, it is provided with sealing structure unit 6 between described outer magnet rotor 221 and the bearing block cover plate 12 of pump body device 1.
This utility model arranges sealing structure unit 6 between described outer magnet rotor 221 and the bearing block cover plate 12 of pump body device 1, enters
One step prevents working media to be splashed to outside, reduces pollutant and produces, is effectively improved sealing of the present utility model.
Concrete, described pump body device 1 also includes pump body device 1 bearing and pump body device bearing block 13, the described pump housing
First oil sealing 7, the axle of described pump body device 1 it is provided with between bearing block cover plate 12 and the pump body device bearing block 13 of device 1
It is provided with second oil sealing 8 between the mandrel 11 of bearing cover plate 12 and pump body device 1；Further, described pump body device bearing
It is provided with the 3rd road oil sealing 9 between seat 13 and the mandrel 11 of pump body device 1.This utility model is arranged successively in pump body device 1
First oil sealing 7, second oil sealing 8 and the 3rd road oil sealing 9, it may be said that working media can be completely cut off completely and connect with outside
Touch, it is also possible to adapt to various environment, the most friendly to environment.
Wherein, described drive rotor 21 is copper rotor, has energy-conservation, efficient and volume is little and the feature of life-span length, enter one
Step improves practicality of the present utility model.
Wherein, also include linkage flange 10, the two ends of described linkage flange 10 respectively with pump body device 1 and driving means
3 connect.This utility model also sets up linkage flange 10 between pump body device 1 and driving means 3 and is attached, simple in construction,
Easy for installation, and avoid pump body device 1 to be directly connected to driving means 3, reduce the abrasion of pump body device 1 and driving means 3, just
In later maintenance.
Wherein, described driving means 3 is driven for electromotor, threephase asynchronous machine, permagnetic synchronous motor, fire-proof motor etc. are all
The one of which in dynamic source, air ring type vacuum pump described in the utility model can be applicable to various driving means 3, practical.
Upper content is only preferred embodiment of the present utility model, for those of ordinary skill in the art, according to this practicality
Novel thought, the most all will change, and it is right that this specification content should not be construed as
Restriction of the present utility model.
Claims (10)
1. an air ring type vacuum pump, includes pump body device, linkage and driving means, and described pump body device is by linkage
Device and driving means drive connection, it is characterised in that: described linkage is magnetic coupling, the one of described magnetic coupling
End and driving means drive connection, be provided with air gap between described magnetic coupling and driving means, described magnetic coupling
The other end is that static seal structure is connected with pump body device.
A kind of air ring type vacuum pump the most according to claim 1, it is characterised in that: described magnetic coupling includes transmission
Rotor and magnetic rotor, the two ends of described drive rotor are sheathed on the drive shaft of driving means and the appearance of magnetic rotor respectively
Face, described magnetic rotor is sheathed with the mandrel of pump body device to be connected, and described magnetic rotor is quiet with the bearing block cover plate of pump body device
It is tightly connected, is air gap between drive shaft end face and the end face of magnetic rotor of described driving means.
A kind of air ring type vacuum pump the most according to claim 2, it is characterised in that: described magnetic rotor includes outer magnetic and turns
Sub and interior magnet rotor, described outer magnet rotor and the sheathed connection of interior magnet rotor, one end of described outer magnet rotor is sheathed with drive rotor
Connect, be air gap between end face and the drive shaft end face of driving means of described outer magnet rotor, the other end of described outer magnet rotor
Being connected with the bearing block cover plate static seal of pump body device, described interior magnet rotor is sheathed with the mandrel of pump body device to be connected.
A kind of air ring type vacuum pump the most according to claim 3, it is characterised in that: described drive rotor and driving means
It is provided with transmission flat key between drive shaft, between described interior magnet rotor and the mandrel of pump body device, is provided with transmission flat key.
A kind of air ring type vacuum pump the most according to claim 3, it is characterised in that: described outer magnet rotor and pump body device
It is provided with sealing structure unit between bearing block cover plate.
A kind of air ring type vacuum pump the most according to claim 3, it is characterised in that: described pump body device also includes the pump housing
Device bearing and pump body device bearing block, be provided with between bearing block cover plate and the pump body device bearing block of described pump body device
One oil sealing, is provided with second oil sealing between bearing block cover plate and the mandrel of pump body device of described pump body device.
A kind of air ring type vacuum pump the most according to claim 6, it is characterised in that: described pump body device bearing block and the pump housing
The 3rd road oil sealing it is provided with between the mandrel of device.
A kind of air ring type vacuum pump the most according to claim 2, it is characterised in that: described drive rotor is copper rotor.
A kind of air ring type vacuum pump the most according to claim 1, it is characterised in that: also include linkage flange, described
The two ends of dynamic flange are connected with pump body device and driving means respectively.
10. according to a kind of air ring type vacuum pump described in claim 1 to 9 any one, it is characterised in that: described driving means
One of which for all driving sources such as electromotor, threephase asynchronous machine, permagnetic synchronous motor, fire-proof motors.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620378415.7U CN205714769U (en) | 2016-04-29 | 2016-04-29 | A kind of air ring type vacuum pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620378415.7U CN205714769U (en) | 2016-04-29 | 2016-04-29 | A kind of air ring type vacuum pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205714769U true CN205714769U (en) | 2016-11-23 |
Family
ID=57291965
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620378415.7U Active CN205714769U (en) | 2016-04-29 | 2016-04-29 | A kind of air ring type vacuum pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205714769U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105756936A (en) * | 2016-04-29 | 2016-07-13 | 东莞市佛尔盛智能机电股份有限公司 | Gas ring type vacuum pump |
-
2016
- 2016-04-29 CN CN201620378415.7U patent/CN205714769U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105756936A (en) * | 2016-04-29 | 2016-07-13 | 东莞市佛尔盛智能机电股份有限公司 | Gas ring type vacuum pump |
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| GR01 | Patent grant |