CN106321151B - Air motor - Google Patents
Air motor Download PDFInfo
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- CN106321151B CN106321151B CN201611031078.5A CN201611031078A CN106321151B CN 106321151 B CN106321151 B CN 106321151B CN 201611031078 A CN201611031078 A CN 201611031078A CN 106321151 B CN106321151 B CN 106321151B
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- power
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- air
- rotor
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
- F01D1/00—Non-positive-displacement machines or engines, e.g. steam turbines
- F01D1/18—Non-positive-displacement machines or engines, e.g. steam turbines without stationary working-fluid guiding means
- F01D1/22—Non-positive-displacement machines or engines, e.g. steam turbines without stationary working-fluid guiding means traversed by the working-fluid substantially radially
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
- F01D21/00—Shutting-down of machines or engines, e.g. in emergency; Regulating, controlling, or safety means not otherwise provided for
- F01D21/003—Arrangements for testing or measuring
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
- F01D21/00—Shutting-down of machines or engines, e.g. in emergency; Regulating, controlling, or safety means not otherwise provided for
- F01D21/006—Arrangements of brakes
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
- F01D25/00—Component parts, details, or accessories, not provided for in, or of interest apart from, other groups
- F01D25/16—Arrangement of bearings; Supporting or mounting bearings in casings
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
- F01D9/00—Stators
- F01D9/02—Nozzles; Nozzle boxes; Stator blades; Guide conduits, e.g. individual nozzles
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
- Connection Of Motors, Electrical Generators, Mechanical Devices, And The Like (AREA)
Abstract
The invention discloses a kind of air motor, there is provided one kind can effectively reduce the air motor of " back pressure resistance " phenomenon, and then can effectively improve the transformation efficiency of compressed gas.The air motor, including shell body, stator and rotor；It is annular acting area between the periphery wall in impeller portion internal face corresponding with stator on rotor；Multigroup acting unit is distributed with along the circumferentially-spaced of acting area；Every group of acting unit includes power through hole and the steam vent being arranged on stator.Every group of acting unit in the present invention can produce corresponding torque power to impeller portion, and from the high pressure draught of the power through hole discharge of one group of acting unit the lack of gas after being done work to rotor by can directly, it is quick, sufficiently pass through steam vent discharge in group acting unit, therefore lack of gas back pressure can be effectively reduced to drag phenomena caused by impeller portion, and then the rotating speed of rotor is can further improve, while can also improve the energy conversion efficiency of compressed gas.
Description
Technical field
The present invention relates to a kind of air motor.
Background technology
Air motor is a kind of device for the mechanical energy that the pressure potential of compressed air is converted into rotation.Turned according to work
Air motor, can typically be divided into high speed pneumatic motor and low velocity pneumatic motor by the difference of speed.
In existing low velocity pneumatic motor, the structure of generally use is movable blade rotor structure, such as in the patent No.
For CN201320311007.6, a kind of gas in the document of entitled " Pneumatic motor structure " disclosed in (hereinafter referred to as document 1)
Dynamic motor；Such air motor needs to contact friction, Er Qieye with corresponding inner walls face due to blade in rotation process
Piece is needed constantly to move back and forth, therefore class formation is only applicable in zero motor, and can not be suitable for high speed pneumatic motor.
(the hereinafter referred to as document in a kind of Patent No. CN201420443055.5, the document of entitled " air motor "
2) a kind of air motor for improving power output, is disclosed；But the axis of the outgassing direction and wind wheel due to its air distribution hole
Direction is in the same direction, therefore the axis side that the power on the airflow function to wind wheel of compressed air formation will have part component to act on wind wheel
Upwards, it on the one hand can increase the stress of wind wheel axial direction, and then increase frictional resistance, on the other hand will also result in part energy consumption
Loss, cause the conversion ratio of compressed gas relatively low.
And in Patent No. CN201520675625.8, the document of entitled " ratchet-type air motor " (hereinafter referred to as
Document 3), disclose it is a kind of can effectively solve in the presence of above-mentioned document 2 " power on airflow function to wind wheel will have part
Component is acted on the axis direction of wind wheel " the problem of, and then the conversion ratio to compressed gas can be improved.But in the document 3
Shown in disclosed Pneumatic motor structure, can not be discharged in time after being done work due to air-flow to runner, therefore the lack of gas after doing work
The phenomenon of " back pressure resistance " will be produced to runner, and then cause the rotating speed of runner not improve further, the rotating speed of runner will be made
Into restriction；And " back pressure resistance " also hinders the rotation of runner, and then have influence on pressure once reached to a certain degree by great
The transformation efficiency of contracting gas.
In addition, in above-mentioned each document, installed for the mounting means of rotating shaft using bearing, and work as air motor
Rotating speed it is higher when, will the serious further raising for restricting air motor rotating speed using bearing support mode.
The content of the invention
Present invention solves the technical problem that being to provide the air motor that one kind can effectively reduce " back pressure resistance " phenomenon, enter
And the transformation efficiency of compressed gas can be effectively improved.
The technical solution adopted for the present invention to solve the technical problems is：Air motor, including shell body, stator and turn
Son, power gas source entrance and lack of gas outlet are provided with shell body；The rotor is rotationally enclosed in stator, the shell
Body is enclosed on outside stator；The rotor includes shaft and impeller portion；Periphery wall inwall corresponding with stator in impeller portion
It is the acting area of annular between face；Multigroup acting unit is distributed with along the circumferentially-spaced of acting area；Every group of acting unit
Including power through hole and the steam vent being arranged on stator, one end of the power through hole connects with the power gas source entrance,
The other end of power through hole passes corresponding with the periphery wall face in impeller portion afterwards from stator with the internal face corresponding to area that does work；It is described
Relative to the normal at the place of passing on its internal face from stator to be obliquely installed, corresponding slanted angle is the axis of power through hole
θ, and have 0 ＜ θ≤90 °；One end of the steam vent and lack of gas outlet, the other end of steam vent from stator with acting
Internal face corresponding to area connects after passing with acting area.
It is further：Multiple ratchet-type skewed slots along its circumferentially-spaced distribution are provided with the periphery wall in impeller portion,
The ratchet-type skewed slot is corresponding with power through hole.
It is further：The ratchet-type skewed slot have one keep out the wind face and one beveling bottom surface；When ratchet-type skewed slot turns to
With one of power through hole to it is corresponding when the ratchet-type skewed slot beveling bottom surface and the axis of the power through hole it is almost parallel, and
The face of keeping out the wind of the ratchet-type skewed slot is substantially vertical with the axis of the power through hole；The wherein described face of keeping out the wind is plane or is indent
Semi-cylindrical；The both sides for being located at rotor axis direction in each ratchet-type skewed slot are respectively arranged with rib, so that the ratchet
Formula skewed slot is the structure from the periphery wall indent in impeller portion.
It is further：Steam vent in every group of acting unit is located at the downstream of the power through hole in group acting unit,
And the upstream of the power through hole in next group of acting unit.
It is further：Slanted angle θ value is 60 °≤θ≤90 °.
It is further：The axis of each power through hole is vertical with the axis of rotor.
It is further：Multiple power through holes and a steam vent are provided with every group of acting unit；In every group of acting list
At least provided with two layers, two layers of power through hole is spaced apart power through hole in member along the axis direction of stator.
It is further：Air supporting air source inlet is provided with shell body, it is corresponding with the outer peripheral face of shaft on stator
The first air supporting through hole is provided with the wall of cooperation, the first air supporting through hole connects with air supporting air source inlet.
It is further：With the wall for the end face corresponding matching for being located at rotor axis direction both sides in the impeller portion of rotor
On be provided with the second air supporting through hole, the second air supporting through hole connects with air supporting air source inlet.
It is further：The shell body includes the axle sleeve shell and end cap connected that cooperate, and the stator and rotor are set
Put in the cavity formed after axle sleeve shell and end cap coordinate, and the output end of the rotor passes from one end of axle sleeve shell；Institute
State power gas source entrance to be arranged on end cap, and interconnected power gas source is provided with end cap, axle sleeve shell and stator
Passage, power gas source entrance is set to be connected with power through hole by the power gas source passage；The lack of gas outlet is arranged on axle sleeve
On shell, and interconnected lack of gas passage is provided with axle sleeve shell and stator, the lack of gas are made by the lack of gas passage
Outlet connects with steam vent；When being provided with air supporting air source inlet, the air supporting air source inlet is arranged on end cap, and is being held
Interconnected air supporting source of the gas passage is provided with lid, axle sleeve shell and stator, air supporting source of the gas is made by the air supporting source of the gas passage
Entrance connects with the first air supporting through hole.
It is further：The power gas source passage includes being arranged on shell body and corresponding annular of acting unit
Power air drain；One end of the power through hole connects after passing through stator with power air drain, and the other end of power through hole is from stator
Passed on internal face corresponding with the periphery wall face in impeller portion afterwards.
It is further：Along rotor axis direction, the overall work through hole for running through air motor is provided with, the work is led to
Hole and rotor coaxial.
The beneficial effects of the invention are as follows：Air motor of the present invention, its every group of acting unit can produce to impeller portion
Raw corresponding torque power, and the high pressure draught of the power through hole discharge from one group of acting unit is weary after being done work to rotor
Gas by can directly, it is quick, sufficiently pass through the steam vent in group acting unit and discharge, therefore lack of gas back pressure can be effectively reduced
To drag phenomena caused by impeller portion, and then the rotating speed of rotor is can further improve, while can also improve the energy of compressed gas
Transformation efficiency.In addition, air motor of the present invention, it can be applied directly to from the high pressure draught of power through hole discharge
The tangent to periphery direction in impeller portion, and the force of axial direction will not be produced to rotor, therefore can further improve rotor
Efficiency and sensitivity.In addition, the present invention also grows by setting corresponding air supporting through hole, and then by the air with certain pressure
Phase keeps between rotor and stator, to form one layer of compression ring (being commonly called as air bearing), can so eliminating between rotor and stator
Contact frictional resistance situation, it is thus ensured that rotor runs well under high speed conditions.
Brief description of the drawings
Fig. 1 is a kind of schematic perspective view of specific example of air motor of the present invention；
Fig. 2 is Fig. 1 top view；
Fig. 3 is Fig. 1 front view；
Fig. 4 is Fig. 1 explosive view；
Fig. 5 is the sectional view of Section A-A in Fig. 2；
Fig. 6 is Fig. 5 schematic perspective view；
Fig. 7 is the sectional view of section B-B in Fig. 2；
Fig. 8 is the sectional view in C-C sections in Fig. 2；
Fig. 9 is D-D cross-sectional views in Fig. 5；
Figure 10 is the sectional view in E-E sections in Fig. 5；
Figure 11 is the enlarged diagram of regional area Z in Figure 10；
Figure 12 is the schematic perspective view of stator；
Figure 13 is the front view of stator；
Figure 14 is the sectional view in F-F sections in Figure 14；
Figure 15 is the sectional view in G-G sections in Figure 13；
Figure 16 is the sectional view in H-H sections in Figure 15；
Figure 17 is the schematic perspective view of rotor；
Figure 18 is the front view of rotor；
Figure 19 is the sectional view in I-I sections in Figure 18；
Figure 20 is the sectional view in J-J sections in Figure 18；
Figure 21 is the schematic perspective view of axle sleeve shell；
Figure 22 is the half sectional view of axle sleeve shell；
Figure 23 is the sectional view in K-K sections in 22；
Figure 24 is the schematic perspective view of end cap；
Figure 25 is the schematic perspective view of air flue spacer ring；
Figure 26 is the sectional view of another embodiment in E-E sections in Fig. 5；
Figure 27 is to be provided with top view when testing the speed hole；
Figure 28 is the sectional view in L-L sections in 27；
Figure 29 is the enlarged diagram of regional area Y in Figure 28；
Figure 30 is the schematic perspective view for being provided with rotor when testing the speed annulus；
In figure mark for：Shell body 100, stator 200, rotor 300, acting area 400, acting unit 500, power gas source lead to
Road 600, brake air source channels 700, air supporting source of the gas passage 800, lack of gas passage 900, work through hole 1000, air flue spacer ring 1100,
Tachogenerator 1200, power gas source entrance 101, lack of gas outlet 102, brake air source inlet 103, air supporting air source inlet 104, axle
Sheath body 110, end cap 120, hole 121 of testing the speed, brake through hole 201, shaft 310, impeller portion 320, power through hole 501, steam vent
502nd, ratchet-type skewed slot 321, face 322 of keeping out the wind, beveling bottom surface 323, rib 324, the first air supporting through hole 311, the second air supporting through hole
325th, mat surface 326, shiny surface 327, the annulus 328 that tests the speed, power air drain 601, lack of gas through hole 901.
Embodiment
The present invention is further described with reference to the accompanying drawings and detailed description.
As it is shown in the figures, air motor of the present invention, including shell body 100, stator 200 and rotor 300, outside
Power gas source entrance 101 and lack of gas outlet 102 are provided with housing 100；The rotor 300 is rotationally enclosed in stator 200,
The shell body 100 is enclosed on outside stator 200；The rotor 300 includes shaft 310 and impeller portion 320；In impeller portion 320
It is the acting area 400 of annular between periphery wall internal face corresponding with stator 200；Along between the circumference in the acting area 400
Multigroup acting unit 500 is distributed with every ground；Every group of acting unit 500 includes the power through hole 501 being arranged on stator 200 and row
Stomata 502, one end of the power through hole 501 connect with the power gas source entrance 101, the other end of power through hole 501 from
On stator 200 with acting area 400 corresponding to internal face pass it is corresponding with the periphery wall face in impeller portion 320 afterwards；The power through hole
501 axis is to be obliquely installed from the normal at the place of passing on the internal face of stator 200 relative to it, and corresponding slanted angle is θ,
And there are 0 ＜ θ≤90 °；One end of the steam vent 502 and lack of gas outlet 102 connects, and the other end of steam vent 502 is from stator
Connected after being passed on 200 with acting 400 corresponding internal face of area with acting area 400.
Wherein, one group of acting unit 500 refer to one group the impeller portion 320 on rotor 300 can be done work and produced turn
The structure of square power, it includes power through hole 501 and steam vent 502.Specifically it can refer to shown in accompanying drawing 10 and accompanying drawing 11.Specifically
Acting process be：Compressed air stream with certain pressure；Driven strength source inlet 101 introduces, and finally by power through hole
501 discharge and are applied on the periphery wall in impeller portion 320 to apply torque, and then 300 turns of rotor driven to rotor 300
It is dynamic；Compressed air stream will turn into lack of gas after being done work to rotor, and the lack of gas after doing work in the present invention can pass through every group of acting list
Steam vent 502 in member 500 is discharged in time, can be avoided with this because lack of gas discharge is being done in work area 400 to leaf not in time
Wheel portion 320 produces back pressure resistance.Generally, required in the present invention at least provided with two groups of acting units 500, and as far as possible
Do work area 400 of the unit 500 along annular that will do work is arranged at intervals, and ensures that the power that acts on simultaneously in impeller portion 320 is uniform with this
Distribution.Without loss of generality, the acting unit 500 in the present invention is generally preferably provided with multigroup, such as referring to the drawings 10 or accompanying drawing
It is to be provided with five groups of acting units 500 shown in 26.
It is furthermore preferred that in order that obtain in the interior air-flow discharged from power through hole 501 of every group of acting unit 500 to impeller portion
It can timely be discharged after 320 actings, further set the steam vent 502 in every group of acting unit 500 to be located at the group in the present invention
The downstream of the power through hole 501 to do work in unit 500, and the power through hole 501 in next group of acting unit 500 is upper
Trip.
In addition, the axis of above-mentioned so-called power through hole 501 passed relative to it from the internal face of stator 200 from normal
To be obliquely installed, corresponding slanted angle is θ, and has 0 ＜ θ≤90 °；Wherein slanted angle θ can refer to shown in accompanying drawing 15
With clear and definite.It is furthermore preferred that may be configured as 60 °≤θ≤90 ° for slanted angle θ, such benefit is so that from power through hole
It is bigger that the compressed air streams of 501 discharges are applied to torque caused by power on rotor 300.
In addition, it is generally the case that the axis for being preferably provided with each power through hole 501 is vertical with the axis of rotor 300；This
Sample, component caused by axial direction of the air-flow in rotor 300 discharged from power through hole 501, Jin Erti can be decreased or even eliminated
The efficiency of high compressed air, while avoid increasing the stress feelings between rotor 300 and stator 200 due to the presence of axial thrust load
Condition, the sensitivity of rotor 300 can be improved with this.
In addition, every group of acting unit 500 in the present invention, can specifically be provided with multiple power through holes 501 and an exhaust
Hole 502.It is that four power through holes 501 and a row are provided with every group of acting unit 500 as shown in referring to the drawings 12
Stomata 502；And four power through holes 501 in every group of acting unit 500 can be arranged to two layers, every layer is provided with two edges
Circumferentially distributed power through hole；Axis direction of two layers of power through hole 501 along stator 200 is spaced apart simultaneously.
In addition, it is applied in order that obtaining the compressed air stream discharged from power through hole 501 in the impeller portion 320 of rotor 300
Power can more effectively drive rotor 300 to rotate, and be further provided with the present invention on the periphery wall in impeller portion 320 multiple along it
The ratchet-type skewed slot 321 of circumferentially-spaced distribution, the ratchet-type skewed slot 321 are corresponding with power through hole 501.Wherein ratchet-type skewed slot
321 can refer to accompanying drawing 10, accompanying drawing 11 and accompanying drawing 17 to shown in accompanying drawing 19, when from the cross section in runner portion 320, spine
Wheeled skewed slot 321 is the flume structure of inclined setting；And its have one keep out the wind face 322 and one chamfer bottom surface 323；When wherein
One ratchet-type skewed slot 321 turn to one of power through hole 501 to it is corresponding when the ratchet-type skewed slot 321 beveling bottom surface 323
Will be almost parallel with the axis of the power through hole 501, and the face 322 of keeping out the wind of the ratchet-type skewed slot 321 will be with the power through hole 501
Axis it is substantially vertical；So, the gear of corresponding ratchet-type skewed slot 321 will be applied directly to from the air-flow that power through hole 501 is discharged
On wind face 322, torque is produced to rotor 300 with this.And it is so-called substantially vertical or almost parallel, it is due in rotor
The beveling bottom surface 323 of ratchet-type skewed slot 321 and axis of the face 322 with corresponding power through hole 501 that keep out the wind in 200 rotation processes
Between position relationship will change in itself；And by above-mentioned setting, then it can improve the air-flow discharged from power through hole 501
Torque caused by ratchet-type skewed slot 321 is applied to, and then improves mechanical efficiency of the air-flow to rotor 300.More specifically,
Settable face 322 of keeping out the wind be plane or be indent semi-cylindrical, wherein when setting the semi-cylindrical that it is indent, act on
Power on the face of keeping out the wind 322, will more it concentrate.In addition, turn in order to avoid the lack of gas after acting are located at from ratchet-type skewed slot 321
The axial direction of son 300 leaks, and is further located at the two of the axis direction of rotor 300 in each ratchet-type skewed slot 321 in the present invention
Side is respectively arranged with rib 324, so that the ratchet-type skewed slot 321 is the structure from the periphery wall indent in impeller portion 320.Separately
Outside, when being provided with the power through hole 501 that two layers is spaced apart along the axis direction of stator 200 in every group of power through hole 501,
Two circle ratchet-type skewed slots 321 further can be also provided with above-mentioned impeller portion, and it is corresponding one layer often to enclose ratchet-type skewed slot 321
Power through hole 501.
In addition, in the air motor described in the invention described above, for being rotatably assorted between rotor 300 and stator 200
The not strict limitation of relation, can use common bearing mounting means, i.e., be set between rotor 300 and stator 200 in theory
Bearing is put to be coordinated.But, it is contemplated that when being coordinated using bearing, due to being limited by bearing limit speed, cause
Rotor 300 is unable to reach higher rotating speed；Air-bearing shafts principle is further utilized for this present invention, referring to the drawings 7 to 9 and accompanying drawing
Shown in 14, floating gap is set between rotor 300 and stator 200, and is provided with air supporting on shell body 100 accordingly
Air source inlet 104, with being provided with the first air supporting through hole on the wall of the outer peripheral face corresponding matching of shaft 310 on stator 200
311, the first air supporting through hole 311 connects with air supporting air source inlet 104.So, by being passed through tool to air supporting air source inlet 104
Have the compressed gas of certain pressure, by compressed gas from the first air supporting through hole 311 discharge after shaft 310 periphery wall with
One layer of compression ring (being commonly called as air bearing) is formed on stator 200 between corresponding internal face, bearing is replaced with this；Can so avoid by
Limitation when using bearing fit to the rotating speed of rotor 300, and then can further improve the rotating speed of rotor 300.Specifically, can be
Two layers and every layer is provided with along the axis direction of stator 200 by six the first air supporting through holes 311 being uniformly distributed circumferentially.
It is furthermore preferred that it is above-mentioned be provided with the first air supporting through hole 311 when, it only plays gas to the shaft 310 of rotor 300
Floating support effect.Shown in 7 and accompanying drawing 8, shaft 310 is relatively larger than when setting the outer circumference diameter in impeller portion 320
Diameter and when impeller portion 320 is arranged on into one end of shaft 310, if only the part in countershaft portion 310 uses air supporting branch
Support, the overall stationarity of its rotor 300 are poor.Therefore, in order to further improve the air supporting support effect to rotor, and then improve
Its stationarity, the present invention are further located at the end of the axis direction both sides of rotor 300 also in the impeller portion 320 with rotor 300
The second air supporting through hole 325, the second air supporting through hole 325 and air supporting air source inlet 104 are provided with the wall of face corresponding matching
Connection.So, by the second air supporting through hole 325, air supporting support effect can be played to the part in the impeller portion 320 of rotor, and then
Improve to the overall air supporting support effect of rotor 300, to ensure stability of the rotor 300 in high-speed rotation.
In addition, the shell body 100 in the present invention may be configured as by 120 groups of the axle sleeve shell 110 and end cap of the connection that cooperates
Into, accordingly by the stator 200 and rotor 300 be arranged on axle sleeve shell 110 and end cap 120 coordinate after in the cavity that is formed, and
And the output end of the rotor 300 passes from one end of axle sleeve shell 110, specifically can refer to the structure shown in accompanying drawing 1 to 25.Its
Described in power gas source entrance 101 be arranged on end cap 120, and be provided with end cap 120, axle sleeve shell 110 and stator 200
Interconnected power gas source passage 600, power gas source entrance 101 and power through hole are made by the power gas source passage 600
501 connections.Wherein, power gas source passage 600 can be according to actual conditions in corresponding end cap 120, axle sleeve shell 110 and stator 200
Interior suitable position is configured.Concrete structure shown in 5,9 and 10 referring to the drawings, power gas source entrance 101 is first with setting
The annular power gas source passage 600 put in end cap 120 connects, then again by a plurality of in end cap 120 and in axle sleeve shell
The power gas source passage 600 of 110 circumferentially-spaced distribution connects after extending downwardly with power through hole 501.In addition, for the ease of
The corresponding passage of processing in the end cap 120, referring to the drawings shown in 25, is also provided with air flue spacer ring 1100, and pass through by
Air flue spacer ring 1100 forms corresponding passage after being installed in end cap 120.It is furthermore preferred that referring to the drawings shown in 26, power gas
Source channels 600, which may also include, is arranged on annular power air drain 601 corresponding with acting unit 500 on shell body 100；It is described
One end of power through hole 501 connects after passing through stator 200 with power air drain 601, and the other end of power through hole 501 is from stator 200
Internal face on pass it is corresponding with the periphery wall face in impeller portion 320 afterwards；So, by power air drain 601 first with it is above-mentioned a plurality of
Connect, can make in whole power in end cap 120 and the power gas source passage 600 of circumferentially-spaced distribution in axle sleeve shell 110
Air pressure and air current flow situation in air drain 601 is more uniform, and then can ensure that and act on leaf by each acting unit 500
Power in wheel portion 320 is more uniform, to ensure the smooth rotation of rotor 300.
More specifically, when being provided with axle sleeve shell 110 and end cap 120, also the lack of gas can be exported 102 and is arranged on axle sleeve
On shell 110, and interconnected lack of gas passage 900 is provided with axle sleeve shell 110 and stator 200, is led to by the lack of gas
Road 900 makes the lack of gas outlet 102 be connected with steam vent 502.Lack of gas passage 900 can be configured according to actual conditions.Reference
Shown in accompanying drawing 5,6, lack of gas passage 900 is on stator 200 along after axis stator direction extension certain distance again from the outer of stator
Pass in peripheral wall surfaces, and connected with the lack of gas passage 900 being arranged in axle sleeve shell 110.More specifically, institute in 14 referring to the drawings
Show, steam vent 502 can also be the groove formed after lack of gas passage 900 passes from the internal face for making stator 200 corresponding to work area 400
Shape structure.By it is above-mentioned set on stator 200 along axis stator direction extend certain distance after again from the periphery wall of stator
The lack of gas passage 900 passed on face；The benefit so set is：Can make power through hole 501 and steam vent 502 with do work area
One end corresponding to 400 is located at identical cross-sectional layers position on the axis direction of stator 200, while causes the He of power through hole 501 again
The other end of steam vent 502 staggered floor on the axis direction of stator 200 is set, and then can be the power air drain 601 for setting annular
Offer condition.
It is furthermore preferred that when being provided with axle sleeve shell 110 and end cap 120, when being provided with air supporting air source inlet 104, also may be used
The air supporting air source inlet 104 is arranged on end cap 120, and is provided with end cap 120, axle sleeve shell 110 and stator 200
Interconnected air supporting source of the gas passage 800, the air supporting of air supporting air source inlet 104 and first is made by the air supporting source of the gas passage 800
Through hole 311 connects.Wherein, air supporting source of the gas passage 800 can be according to actual conditions in corresponding end cap 120, axle sleeve shell 110 and stator
Suitable position is configured in 200；And air supporting source of the gas passage 800 should be avoided with power gas source passage 600 and with it is weary
Chiasma interference occurs for gas passage 900, so that each passage is independent of one another.Referring to the drawings shown in 7 to 10, air supporting source of the gas passage 800
Air supporting air source inlet 104 is connected with the first air supporting through hole 311 and the second air supporting through hole 325 simultaneously.Also, corresponding second gas
There is part to be arranged on corresponding stator 200 in floating through hole 325, another part is arranged on the epithelium healing spacer ring in end cap 120
On 1100, and connected by interconnected air supporting source of the gas passage 800 with air supporting air source inlet 104.
In addition, when it is above-mentioned be provided with the first air supporting through hole 311 and be provided with the second air supporting through hole 325 when, from corresponding
The air-flow of air supporting through hole discharge, will be discharged after air supporting supporting role is played to rotor 300 by corresponding gap, such as by
Rotor 300 is discharged with stator 200 in the gap of end, or can also pass through steam vent 502 and the corresponding row of exhaust passage 900
Go out；Referring to the drawings shown in 14, can also further with the impeller portion 320 of rotor and the junction of shaft 310 corresponding to determine
Be provided with corresponding lack of gas through hole 901 on son 200, then by lack of gas through hole 901 will from corresponding first air supporting through hole 311 or
The air-flow that the second air supporting of person through hole 325 is discharged is discharged along floating gap from exhaust passage 900.
In addition, air motor of the present invention is also provided with air source inlet 103 of braking on shell body 100, simultaneously
Brake through hole 201 is provided with stator 200, one end of the brake through hole 201 connects with the brake air source inlet 103,
The other end of brake through hole 201 passes the periphery with impeller portion 320 afterwards from stator 200 with acting 400 corresponding internal face of area
Wall is corresponding；The axis of the brake through hole 201 is set relative to it from the normal at the place of passing on the internal face of stator 200 for inclination
Put, and the axis for the through hole 201 that brakes relative to the incline direction of corresponding normal with the axis of power through hole 501 relative to corresponding
The incline direction of normal is opposite.The effect for setting brake through hole 201 is by being passed through into brake air source inlet 103 with certain
The compressed air stream of pressure, to discharge and act in impeller portion 320 from brake through hole 201, and then play the brake to impeller portion 320
Car effect.I.e. when rotor 300 is driving its high-speed rotation by acting unit 500, when to brake air source inlet 103 in be passed through gas
During stream, due to the through hole 201 that brakes axis relative to the incline direction of corresponding normal and the axis of power through hole 501 relative to right
The incline direction of normal is answered on the contrary, therefore reverse resistance will be applied to impeller portion 320 from the air-flow of the brake discharge of through hole 201,
So that the reduction of speed of rotor 300.
It is furthermore preferred that referring to the drawings 8 and accompanying drawing 10 shown in, can be further by brake through hole 201 and the power through hole
501 are arranged on the same anchor ring of stator 200, and the through hole 201 that brakes is arranged on moving in same group of acting unit 500
Between power through hole 501 and steam vent 502 or brake through hole 201 is arranged between two adjacent acting units 500.And
When being provided with axle sleeve shell 110 and end cap 120, the brake air source inlet 103 can be also disposed on end cap 120, and holding
Interconnected brake air source channels 700 are provided with lid 120, axle sleeve shell 110 and stator 200, are led to by the brake source of the gas
Road 700 makes brake air source inlet 103 be connected with brake through hole 201.Accordingly, brake air source channels 700 can be according to actual conditions
Suitable position is configured in corresponding end cap 120, axle sleeve shell 110 and stator 200；And brake source of the gas should be avoided to lead to
With air supporting source of the gas passage 800, power gas source passage 600 or with lack of gas passage 900 chiasma interference occurs for road 700, so that each logical
Road is independent of one another.Also, can be by its partial arc when being provided with the power air drain 601 of annular in the periphery of power through hole 501
Power air drain 601 in section is split and as a part for the brake air source channels 700 with the corresponding connection of brake through hole 201, had
Body can refer to shown in accompanying drawing 10.Without loss of generality, brake through hole 201 quantity can be also provided with according to actual conditions one or
Person is multiple；Shown in 10 and accompanying drawing 14, four brake through holes 201 are provided with, and four brake through holes 201 are set
Have two layers, every layer is distributed with two.
In addition, referring to the drawings 27 to shown in accompanying drawing 30, the present invention is further additionally provided with hole of testing the speed on end cap 120
121, tachogenerator 1200 is installed in the hole 121 of testing the speed, is provided with rotor 300 and the tachogenerator
Test the speed annulus 328 corresponding to 1200.So pass through the cooperation of test the speed annulus 328 and tachogenerator 1200, you can realize to turning
The measure of sub 300 rotating speeds.Wherein, the annulus 328 that tests the speed may be configured as being made up of mat surface 326 and shiny surface 327, and described thick
Matte 326 and shiny surface 327 are in semi-circular shape respectively.So, when 300 per revolution of rotor, due to mat surface 326 and light
The checker of sliding surface 327, tachogenerator 1200 is can trigger, and then realize and test the speed.
In addition, referring to the drawings shown in 6, the present invention can be also provided with overall through pneumatic along the axis direction of rotor 300
The work through hole 1000 of motor, the work through hole 1000 and rotor 300 are coaxial.The purpose so set, it is that can make the present invention
Described air motor is applied to some needs and set inside it under the use condition of through hole.Accordingly, it may be necessary to turning
The through-hole structure accordingly coordinated is set on son 300, air flue spacer ring 1100 and end cap 120.
Claims (13)
1. air motor, including shell body (100), stator (200) and rotor (300), are set dynamic on shell body (100)
Air source inlet (101) and lack of gas outlet (102)；The rotor (300) is rotationally enclosed in stator (200), the shell body
(100) it is enclosed on stator (200) outside；The rotor (300) includes shaft (310) and impeller portion (320)；It is characterized in that：
It is the acting area (400) of annular between the periphery wall in impeller portion (320) and corresponding internal face on stator (200)；Described in
Multigroup acting unit (500) is distributed with acting area (400) circumferentially-spacedly；Every group of acting unit (500), which includes being arranged on, determines
Power through hole (501) and steam vent (502) on sub (200), one end of the power through hole (501) enters with the power gas source
Mouthful (101) connection, the other end of power through hole (501) is after internal face corresponding with acting area (400) passes from stator (200)
It is corresponding with the periphery wall face of impeller portion (320)；Inwall of the axis of the power through hole (501) relative to it from stator (200)
For the normal at the place of passing to be obliquely installed, corresponding slanted angle is θ, and has 0 ＜ θ≤90 ° on face；The steam vent (502)
One end and lack of gas outlet (102) connect, the other end of steam vent (502) from stator (200) with do work area (400) it is corresponding
Internal face connects after passing with acting area (400).
2. air motor as claimed in claim 1, it is characterised in that：It is provided with the periphery wall of impeller portion (320) multiple
Along the ratchet-type skewed slot (321) of its circumferentially-spaced distribution, the ratchet-type skewed slot (321) is corresponding with power through hole (501).
3. air motor as claimed in claim 2, it is characterised in that：The ratchet-type skewed slot (321) has one to keep out the wind face
(322) and one chamfers bottom surface (323)；When ratchet-type skewed slot (321) turn to one of power through hole (501) to it is corresponding when
The beveling bottom surface (323) of the ratchet-type skewed slot (321) and the axis of the power through hole (501) are almost parallel, and the ratchet-type is oblique
The face of keeping out the wind (322) of groove (321) is substantially vertical with the axis of the power through hole (501)；Wherein described face of keeping out the wind (322) is plane
Or the semi-cylindrical for indent；The both sides for being located at rotor (300) axis direction in each ratchet-type skewed slot (321) are set respectively
There is rib (324), so that the ratchet-type skewed slot (321) is the structure from the periphery wall indent of impeller portion (320).
4. air motor as claimed in claim 1, it is characterised in that：Steam vent (502) position in every group of acting unit (500)
In the downstream of the power through hole (501) in group acting unit (500), and the power in next group of acting unit (500)
The upstream of through hole (501).
5. air motor as claimed in claim 1, it is characterised in that：Slanted angle θ value is 60 °≤θ≤90 °.
6. air motor as claimed in claim 1, it is characterised in that：The axis and rotor (300) of each power through hole (501)
Axis it is vertical.
7. air motor as claimed in claim 1, it is characterised in that：Multiple power are provided with every group of acting unit (500)
Through hole (501) and a steam vent (502)；Power through hole (501) in every group of acting unit (500) is at least provided with two
Layer, axis direction of two layers of power through hole (501) along stator (200) are spaced apart.
8. air motor as claimed in claim 1, it is characterised in that：Air supporting air source inlet is provided with shell body (100)
(104), with being provided with the first air supporting through hole on the wall of the outer peripheral face corresponding matching of shaft (310) on stator (200)
(311), the first air supporting through hole (311) connects with air supporting air source inlet (104).
9. air motor as claimed in claim 8, it is characterised in that：With being located at rotor in the impeller portion (320) of rotor (300)
(300) the second air supporting through hole (325), second air supporting are provided with the wall of the end face corresponding matching of axis direction both sides
Through hole (325) connects with air supporting air source inlet (104).
10. air motor as claimed in claim 1, it is characterised in that：The shell body (100) includes the connection that cooperates
Axle sleeve shell (110) and end cap (120), the stator (200) and rotor (300) are arranged on axle sleeve shell (110) and end cap (120) is matched somebody with somebody
In the cavity formed after conjunction, and the output end of the rotor (300) passes from one end of axle sleeve shell (110)；The power gas
Source inlet (101) is arranged on end cap (120), and is provided with phase in end cap (120), axle sleeve shell (110) and stator (200)
Intercommunicated power gas source passage (600), power gas source entrance (101) and power are made by the power gas source passage (600)
Through hole (501) connects；The lack of gas outlet (102) is arranged on axle sleeve shell (110), and in axle sleeve shell (110) and stator
(200) interconnected lack of gas passage (900) is provided with, the lack of gas outlet (102) is made by the lack of gas passage (900)
Connected with steam vent (502).
11. air motor as claimed in claim 8, it is characterised in that：The shell body (100) includes the connection that cooperates
Axle sleeve shell (110) and end cap (120), the stator (200) and rotor (300) are arranged on axle sleeve shell (110) and end cap (120) is matched somebody with somebody
In the cavity formed after conjunction, and the output end of the rotor (300) passes from one end of axle sleeve shell (110)；The power gas
Source inlet (101) is arranged on end cap (120), and is provided with phase in end cap (120), axle sleeve shell (110) and stator (200)
Intercommunicated power gas source passage (600), power gas source entrance (101) and power are made by the power gas source passage (600)
Through hole (501) connects；The lack of gas outlet (102) is arranged on axle sleeve shell (110), and in axle sleeve shell (110) and stator
(200) interconnected lack of gas passage (900) is provided with, the lack of gas outlet (102) is made by the lack of gas passage (900)
Connected with steam vent (502)；The air supporting air source inlet (104) is arranged on end cap (120), and in end cap (120), axle sleeve
Interconnected air supporting source of the gas passage (800) is provided with shell (110) and stator (200), passes through the air supporting source of the gas passage
(800) air supporting air source inlet (104) is made to be connected with the first air supporting through hole (311).
12. the air motor as described in claim 10 or 11, it is characterised in that：The power gas source passage (600) includes setting
Put corresponding with acting unit (500) annular power air drain (601) on shell body (100)；The power through hole (501)
One end connected afterwards with power air drain (601) through stator (200), the other end of power through hole (501) is from the interior of stator (200)
It is corresponding with the periphery wall face of impeller portion (320) after being passed on wall.
13. air motor as in one of claimed in any of claims 1 to 9, it is characterised in that：Along rotor (300) axis direction,
The overall work through hole (1000) for running through air motor is provided with, the work through hole (1000) and rotor (300) are coaxial.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611031078.5A CN106321151B (en) | 2016-11-22 | 2016-11-22 | Air motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611031078.5A CN106321151B (en) | 2016-11-22 | 2016-11-22 | Air motor |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106321151A CN106321151A (en) | 2017-01-11 |
| CN106321151B true CN106321151B (en) | 2017-12-19 |
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ID=57816800
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611031078.5A Active CN106321151B (en) | 2016-11-22 | 2016-11-22 | Air motor |
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| Country | Link |
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| CN (1) | CN106321151B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107083994B (en) | 2017-06-16 | 2023-03-24 | 传孚科技（厦门）有限公司 | Air pressure engine |
| CN110410153B (en) * | 2019-07-25 | 2021-08-13 | 北京德丰六禾科技发展有限公司 | Static pressure air bearing pneumatic motor |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2078256C1 (en) * | 1994-06-14 | 1997-04-27 | Валерий Борисович Овандер | Step fluid-pressure motor |
| CN202866899U (en) * | 2012-08-02 | 2013-04-10 | 黄少敏 | Pneumatic motor with double air inlets |
| CN103742200A (en) * | 2014-01-15 | 2014-04-23 | 长春理工大学 | Pneumatic motor |
| CN106014484A (en) * | 2016-07-06 | 2016-10-12 | 朱光波 | Pneumatic rotation device |
| CN206175005U (en) * | 2016-11-22 | 2017-05-17 | 四川晟翔晟智能科技有限公司 | Pneumatic motor |
-
2016
- 2016-11-22 CN CN201611031078.5A patent/CN106321151B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2078256C1 (en) * | 1994-06-14 | 1997-04-27 | Валерий Борисович Овандер | Step fluid-pressure motor |
| CN202866899U (en) * | 2012-08-02 | 2013-04-10 | 黄少敏 | Pneumatic motor with double air inlets |
| CN103742200A (en) * | 2014-01-15 | 2014-04-23 | 长春理工大学 | Pneumatic motor |
| CN106014484A (en) * | 2016-07-06 | 2016-10-12 | 朱光波 | Pneumatic rotation device |
| CN206175005U (en) * | 2016-11-22 | 2017-05-17 | 四川晟翔晟智能科技有限公司 | Pneumatic motor |
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| Publication number | Publication date |
|---|---|
| CN106321151A (en) | 2017-01-11 |
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