CN203685299U - Pneumatic vane motor with magnetic gap between tail end of blade and inner wall of air cylinder - Google Patents
Pneumatic vane motor with magnetic gap between tail end of blade and inner wall of air cylinder Download PDFInfo
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- CN203685299U CN203685299U CN201420095900.4U CN201420095900U CN203685299U CN 203685299 U CN203685299 U CN 203685299U CN 201420095900 U CN201420095900 U CN 201420095900U CN 203685299 U CN203685299 U CN 203685299U
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Abstract
The utility model provides a pneumatic vane motor with a magnetic gap between the tail end of a blade and the inner wall of an air cylinder. The motor mainly comprises a front cover, a rear cover, a front end cover, a rear end cover, a rotor, an air cylinder, a blade, a permanent magnet at the tail end of the blade and a permanent magnet on the inner wall of the air cylinder, wherein same magnetic poles between the permanent magnet at the tail end of the blade and the permanent magnet on the inner wall of the air cylinder are opposite, the permanent magnet at the tail end of the blade is assembled at the tail end of the blade, and the permanent magnet on the inner wall of the air cylinder is assembled in the air cylinder through axial limit of the front and rear end covers. Through the manner, based on the principle that the same magnetic poles of the permanent magnets mutually repel each other, a gap is formed between the tail end of the blade and the inner wall of the air cylinder by means of the repulsive force between the same magnetic poles of the permanent magnet at the tail end of the blade and the permanent magnet on the inner wall of the air cylinder so as to thoroughly eliminate sliding friction between the blade and the inner wall of the air cylinder and effectively eliminate abrasion between the blade and the inner wall of the air cylinder, so that friction-free, low-noise and efficient operation between the blade of the motor and the inner wall of the air cylinder can be achieved.
Description
Technical field
The utility model belongs to the pneumatic motor class in field of mechanical technique, is specifically related to a kind of blade end and cylinder inner wall and has the pneumatic vane motor of magnetic gap.
Background technique
Pneumatic vane motor, simple in structure because of it, strong adaptability is used widely in every profession and trade.It is converted into rotating mechanical energy by pressure energy and externally exports take pressurized air as power source.
Pneumatic vane motor is in High Rotation Speed process, and blade and cylinder inner wall can produce larger sliding friction, causes the wearing and tearing in various degree of blade and cylinder inner wall, makes motor reduction in working life, decrease in efficiency.In addition, most pneumatic vane motors, rotor and cylinder inscribe are arranged, to obtain maximum throw of eccentric, thereby obtain maximum motor output power, but after the outstanding area increasing of blade, will make the internal leakage between blade and end cap increase, reduce the transformation efficiency of pressure energy.
Summary of the invention
The utility model object is to provide a kind of blade end and cylinder inner wall and has the pneumatic vane motor of magnetic gap, the principle of mutually repelling based on permanent magnet magnetic pole of the same name, utilize the repulsion between the magnetic pole of the same name of blade end permanent magnet and cylinder inner wall permanent magnet, between blade end and cylinder inner wall, form a lamellar spacing, thoroughly remove the sliding friction between blade and cylinder inner wall, effectively eliminate blade and cylinder inner wall wearing and tearing, realize between motor blade and cylinder inner wall and efficiently moving without friction, low noise.
For solving the problems of the technologies described above, the utility model adopts following technological scheme:
Provide a kind of blade end and cylinder inner wall to there is the pneumatic vane motor of magnetic gap, mainly formed by front cover 1, rear cover 9, front cover 2, rear end cover 8, rotor 3, cylinder 4, blade 7, blade end permanent magnet 6, cylinder inner wall permanent magnet 5, described blade end permanent magnet 6,5 magnetic poles of the same name of cylinder inner wall permanent magnet are relative, described blade end permanent magnet 6 is assemblied in blade 7 ends, and described cylinder inner wall permanent magnet 5 is assemblied in cylinder 4 by front cover 2 and the axial limiting of rear end cover 8.
In a preferred embodiment of the present utility model, described blade end permanent magnet 6 should guarantee that with the magnetic pole gap scope of cylinder inner wall permanent magnet 5 air leakage in this gap is little on motor performance impact.
In a preferred embodiment of the present utility model, described rotor 3 is by front and back bearings and the non-interior cut arranged off-centre of cylinder 4.
In a preferred embodiment of the present utility model, described blade 7 and rotor 3 adopt non magnetic material to make.
In a preferred embodiment of the present utility model, described cylinder 4 adopts magnetic material to make.
In a preferred embodiment of the present utility model, on described cylinder 4, be processed with inlet hole 10, main exhaust hole 12, secondary exhaust port 11.
The beneficial effects of the utility model are: the utility model order blade end and cylinder inner wall have the pneumatic vane motor of magnetic gap, the principle of mutually repelling based on magnetic pole of the same name, utilize the repulsion between the magnetic pole of the same name of blade end permanent magnet and cylinder inner wall permanent magnet, between blade end and cylinder inner wall, form a lamellar spacing, thoroughly remove the sliding friction between blade and cylinder inner wall, effectively eliminate blade and cylinder inner wall wearing and tearing, realize between motor blade and cylinder inner wall and efficiently moving without friction, low noise.By air leakage being down to minimum on the impact of motor performance on the control of magnetic pole gap scope; In addition, the non-interior cut arranged off-centre of rotor and cylinder has reduced the interior leakage of gas, has improved pressure energy transformation efficiency.
Accompanying drawing explanation
Fig. 1 is that master of the present utility model looks sectional view.
Fig. 2 is the A-A sectional view in Fig. 1.
Mark in figure: 1, front cover, 2, front cover, 3, rotor, 4, cylinder, 5, cylinder inner wall permanent magnet, 6, blade end permanent magnet, 7, blade, 8, rear end cover, 9, rear cover, 10, inlet hole 11, secondary exhaust port, 12, main exhaust hole.
Embodiment
Below in conjunction with accompanying drawing, preferred embodiment of the present utility model is described in detail, thereby so that advantage of the present utility model and feature can be easier to be it will be appreciated by those skilled in the art that, protection domain of the present utility model is made to more explicit defining.
Refer to Fig. 1 and Fig. 2, the utility model is embodiment comprise:
Blade end and cylinder inner wall have the pneumatic vane motor of magnetic gap, mainly formed by front cover 1, rear cover 9, front cover 2, rear end cover 8, rotor 3, cylinder 4, blade 7, blade end permanent magnet 6, cylinder inner wall permanent magnet 5, described blade end permanent magnet 6,5 magnetic poles of the same name of cylinder inner wall permanent magnet are relative, described blade end permanent magnet 6 is assemblied in blade 7 ends, and described cylinder inner wall permanent magnet 5 is assemblied in cylinder 4 by front cover 2 and the axial limiting of rear end cover 8.
The magnetic pole gap of described blade end permanent magnet 6 and cylinder inner wall permanent magnet 5 is amassed and is regulated by the magnetic intensity between two permanent magnets and right opposite, guarantees that the air leakage in gap is little on motor performance impact.
Described rotor 3, by front and back bearings and the non-interior cut arranged off-centre of cylinder 4, effectively reduces the outstanding area of blade, reduces the interior leakage between blade and end cap, has improved motor operations efficiency.
Described blade 7 and rotor 3 adopt non magnetic material to make, and when proof strength, have effectively avoided the magnetization of permanent magnet, guarantee blade 7 can be under the action of the centrifugal smoothly from stretching out in rotor and pressing close to cylinder inner wall.
Described cylinder 4 adopts magnetic material to make, and can adsorb for cylinder inner wall permanent magnet 5, strengthens this permanent magnet radially fixing at inwall.
On described cylinder 4, be processed with inlet hole 10, main exhaust hole 12, secondary exhaust port 11, the design of double pore can effectively reduce the compression negative work in exhaust process, improves the working efficiency of pneumatic motor.
The utility model order blade end and cylinder inner wall have the pneumatic vane motor of magnetic gap, the principle of mutually repelling based on magnetic pole of the same name, utilize the repulsion between the magnetic pole of the same name of blade end permanent magnet and cylinder inner wall permanent magnet, between blade end and cylinder inner wall, form a lamellar spacing, thoroughly remove the sliding friction between blade and cylinder inner wall, effectively eliminate blade and cylinder inner wall wearing and tearing, realize between motor blade and cylinder inner wall and efficiently moving without friction, low noise.
The foregoing is only embodiment of the present utility model; not thereby limit the scope of the claims of the present utility model; every equivalent structure or conversion of equivalent flow process that utilizes the utility model specification and accompanying drawing content to do; or be directly or indirectly used in other relevant technical fields, be all in like manner included in scope of patent protection of the present utility model.
Claims (6)
1. blade end and cylinder inner wall have the pneumatic vane motor of magnetic gap, mainly by front cover (1), rear cover (9), front cover (2), rear end cover (8), rotor (3), cylinder (4), blade (7), blade end permanent magnet (6), cylinder inner wall permanent magnet (5) composition, described blade end permanent magnet (6), between cylinder inner wall permanent magnet (5), magnetic pole of the same name is relative, described blade end permanent magnet (6) is assemblied in blade (7) end, described cylinder inner wall permanent magnet (5) is assemblied in cylinder (4) by front cover (2) and the axial limiting of rear end cover (8).
2. blade end according to claim 1 and cylinder inner wall have the pneumatic vane motor of magnetic gap, it is characterized in that, described blade end permanent magnet (6) should guarantee that with the magnetic pole gap scope of cylinder inner wall permanent magnet (5) air leakage in this gap is little on motor performance impact.
3. blade end according to claim 1 and cylinder inner wall have the pneumatic vane motor of magnetic gap, it is characterized in that, described rotor (3) is by front and back bearings and the non-interior cut arranged off-centre of cylinder (4).
4. blade end according to claim 1 and cylinder inner wall have the pneumatic vane motor of magnetic gap, it is characterized in that, described blade (7) and rotor (3) adopt non magnetic material to make.
5. blade end according to claim 1 and cylinder inner wall have the pneumatic vane motor of magnetic gap, it is characterized in that, described cylinder (4) adopts magnetic material to make.
6. blade end according to claim 1 and cylinder inner wall have the pneumatic vane motor of magnetic gap, it is characterized in that, are processed with inlet hole (10), main exhaust hole (12), secondary exhaust port (11) on described cylinder (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420095900.4U CN203685299U (en) | 2014-03-04 | 2014-03-04 | Pneumatic vane motor with magnetic gap between tail end of blade and inner wall of air cylinder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420095900.4U CN203685299U (en) | 2014-03-04 | 2014-03-04 | Pneumatic vane motor with magnetic gap between tail end of blade and inner wall of air cylinder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203685299U true CN203685299U (en) | 2014-07-02 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420095900.4U Expired - Fee Related CN203685299U (en) | 2014-03-04 | 2014-03-04 | Pneumatic vane motor with magnetic gap between tail end of blade and inner wall of air cylinder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203685299U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109458225A (en) * | 2018-10-31 | 2019-03-12 | 延边龙川包装机械有限公司 | The adjustment device in gap between vane air motor rotor two sides and front and rear cover |
-
2014
- 2014-03-04 CN CN201420095900.4U patent/CN203685299U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109458225A (en) * | 2018-10-31 | 2019-03-12 | 延边龙川包装机械有限公司 | The adjustment device in gap between vane air motor rotor two sides and front and rear cover |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140702 Termination date: 20170304 |