CN206360723U - Power set and air motor - Google Patents

Abstract

The utility model provides a kind of power set and air motor, is related to field of power machinery technology.Power set include being provided with into groove with discharging groove on the first seal disc and the second seal disc, the axial direction of the first seal disc and/or second seal disc；Communicated into groove and discharge groove with the blade bottom of rotor；The first connectivity slot is provided with blade, the first connectivity slot makes the acting chamber that fluid is entered between rotor and eccentric stator.The utility model additionally provides and discharge groove is provided with another power set, eccentric stator, is provided with the axial direction of the first seal disc and/or second seal disc and enters groove.The utility model additionally provides a kind of air motor, including above-mentioned power set, enter fashionable from access aperture with the fluid for alleviating existing power set, it is directly entered acting intracavitary, sealing is not strong, the pressure loss is easily caused, low voltage starting performance is low, it is impossible to meet the technical problem of use demand well.

Description

Power set and air motor

Technical field

The utility model is related to field of power machinery technology, more particularly, to power set and air motor.

Background technology

Dynamic power machine is the important instrument for promoting Development of Human Civilization, is broadly divided into pneumatic machinery, hydraulic and heat Power machinery three major types, power set are one of most important devices inside dynamic power machine, and wherein vane type power set are One of important mode in power apparatus.

Existing vane type power set mainly include eccentric stator, rotor, and its operation principle is：Blade is positioned over rotor Blade groove in, air-flow or current or other fluids flow into eccentric stator by pipeline through the air admission hole in eccentric stator Interior, fluid enters acting chamber, while the small airway in the sealed disk of fluid imports rotor blade trench bottom, promotes blade from leaf Film trap is skidded off, and then releases blade, and by the pressure differential of gas between blade, rotor driven is rotated, and output torque realizes pressure energy To mechanical transformation of energy.

The problem of above-mentioned vane type power set have certain when in use：Air admission hole and row are provided with eccentric stator Stomata, fluid enters fashionable from air admission hole, is directly entered in work done cavity, and sealing is not strong, easily causes the pressure loss, and blade can not be by Promote, and then be not enough to rotor driven rotation, cause vane type power set to be not enough to work, vane type power set low pressure is opened Dynamic performance is low, it is impossible to meet use demand well.

Utility model content

The purpose of this utility model, which is to provide in power set, the eccentric stator to alleviate existing power set, to be set There are access aperture and tap, fluid enters fashionable from access aperture, is directly entered acting intracavitary, and sealing is not strong, easily cause pressure damage Lose, blade can not be promoted, and then be not enough to rotor driven rotation, cause vane type power set to be not enough to work, vane type Power set low voltage starting performance is low, it is impossible to meet the technical problem of use demand well.

A kind of power set that the utility model is provided, including rotor and eccentric stator, the rotor and the bias are fixed Son rotates connection, and the rotor includes rotary body and blade, and the blade is installed on the rotary body, and the blade is located at institute State inside eccentric stator, and the blade is slidably connected with the rotary body, so that fluid enters fashionable, in the bottom of the blade Form cavity；The power set also include the first seal disc and the second seal disc, first seal disc and described second close Closing disk is respectively arranged at the both sides of the axial direction of the eccentric stator, is fixedly connected with the eccentric stator；Described first is close It is provided with the axial direction of closing disk and/or second seal disc into groove and discharge groove；The entrance groove and the discharge Groove is communicated with the blade bottom of the rotor；The first connectivity slot is provided with blade, first connectivity slot enters the fluid Enter to the acting chamber between the rotor and the eccentric stator.

Further, the second connectivity slot is additionally provided with the blade, second connectivity slot enters the fluid Acting chamber between the rotor and the eccentric stator, second connectivity slot is located at the blade with first connectivity slot Both sides.

Further, the quantity of second connectivity slot is multiple.

Further, the quantity of first connectivity slot is multiple.

Further, the eccentric stator axial direction corresponding with first seal disc or second seal disc On be provided with the first access apertures and first and portal；Or, the eccentric stator and first seal disc and second sealing The first access apertures and first is provided with the corresponding axial direction of disk to portal；First seal disc and/or the second sealing Access aperture and tap are provided with the circumferential direction of disk；First access apertures is communicated with the access aperture；Described first goes out Hole is communicated with the tap；The access aperture is communicated with the entrance groove, and the tap is communicated with the discharge groove.

Further, the entrance groove is annular, and the discharge groove is annular.

Further, the quantity of the blade is multiple.

Further, the fluid is any one in gas, oil or water.

The utility model additionally provides a kind of power set, including rotor and eccentric stator, the rotor and the bias Stator rotation is connected, and the rotor includes rotary body and blade, and the blade is installed on the rotary body, and the blade is located at Inside the eccentric stator, and the blade is slidably connected with the rotary body, so that fluid enters fashionable, at the bottom of the blade Portion forms cavity；The power set also include the first seal disc and the second seal disc, first seal disc and described second Seal disc is respectively arranged at the both sides of the axial direction of the eccentric stator, is fixedly connected with the eccentric stator；Described first It is provided with axial direction on seal disc and/or second seal disc and enters groove；The leaf of the entrance groove and the rotor Piece bottom is communicated；Discharge groove is provided with the eccentric stator；The first connectivity slot, first connection are provided with the blade Groove makes the acting chamber that the fluid is entered between the rotor and the eccentric stator.

The utility model provides a kind of air motor, including above-mentioned power set.

The power set that the utility model is provided, including the first seal disc and the second seal disc, the first seal disc and second Seal disc is respectively arranged at the both sides of the axial direction of eccentric stator, is fixedly connected with eccentric stator；First seal disc and/or It is provided with the axial direction of two seal discs into groove and discharge groove；Communicated into groove and discharge groove with the blade bottom of rotor； The first connectivity slot is provided with blade, the first connectivity slot makes the acting chamber that fluid is entered between rotor and eccentric stator.Pass through Entrance groove and discharge groove on the axial direction of first seal disc and/or the second seal disc is set, into groove and discharge groove with turning The blade bottom of son is communicated；The first connectivity slot is provided with blade, the first connectivity slot makes fluid enter rotor and eccentric stator Between acting chamber so that fluid enter power set after directly act on blade bottom, blade can just be entered after being open Acting intracavitary acting between rotor and eccentric stator, it is ensured that form the acting chamber of sealing well, it is ensured that power set are low Depress startability good, be easy to start and save the energy.

The utility model additionally provides a kind of power set, including rotor, eccentric stator, the first seal disc and the second sealing Disk, the first seal disc and the second seal disc are respectively arranged at the both sides of the axial direction of eccentric stator, fix and connect with eccentric stator Connect；It is provided with axial direction on first seal disc and/or the second seal disc and enters groove；Into groove and the blade bottom of rotor Communicate；Discharge groove is provided with eccentric stator；The first connectivity slot is provided with blade, the first connectivity slot makes fluid enter rotor Acting chamber between eccentric stator so that fluid directly acts on blade bottom after entering power set, after blade is open The acting intracavitary acting that can just enter between rotor and eccentric stator, it is ensured that form the acting chamber of sealing well, it is ensured that dynamic Startability is good under low pressure for power apparatus, is easy to start and save the energy, now, power set only rotate in one direction Acting.

The air motor that the utility model is provided, including above-mentioned power set, it is ensured that the low voltage starting of air motor Can be good.

Brief description of the drawings

, below will be right in order to illustrate more clearly of the utility model embodiment or technical scheme of the prior art The accompanying drawing used required in embodiment or description of the prior art is briefly described, it should be apparent that, describe below In accompanying drawing be some embodiments of the present utility model, for those of ordinary skill in the art, do not paying creativeness On the premise of work, other accompanying drawings can also be obtained according to these accompanying drawings.

Fig. 1 is the front view for the power set that the utility model embodiment 1 is provided；

Fig. 2 is the structural representation of the first seal disc of the power set that the utility model embodiment 1 is provided；

Fig. 3 is the structural representation of the blade for the power set that the utility model embodiment 1 is provided；

Fig. 4 is the front view for the air motor that the utility model embodiment 1 is provided；

Fig. 5 is the sectional view for the air motor that the utility model embodiment 1 is provided.

Icon：10- power set；11- housings；110- holes；12- rolling bearings；100- rotors；1000- rotates Body；1001- blades；The connectivity slots of 10010- first；101- eccentric stators；The seal discs of 102- first；1020- enters groove； 1021- discharges groove；The access apertures of 1022- first；1023- first portals；1024- taps；The seal discs of 103- second； 1030- access aperture.

Embodiment

The technical solution of the utility model is clearly and completely described below in conjunction with accompanying drawing, it is clear that described Embodiment is a part of embodiment of the utility model, rather than whole embodiments.Based on the embodiment in the utility model, sheet The every other embodiment that field those of ordinary skill is obtained under the premise of creative work is not made, belongs to this practicality Novel protected scope.

, it is necessary to explanation in description of the present utility model, term " " center ", " on ", " under ", it is "left", "right", " perpendicular Directly ", the orientation or position relationship of the instruction such as " level ", " interior ", " outer " are, based on orientation shown in the drawings or position relationship, to be only Described for the ease of description the utility model and simplifying, rather than to indicate or imply that signified device or element must have specific Orientation, with specific azimuth configuration and operation, therefore it is not intended that to limitation of the present utility model.In addition, term " the One ", " second ", " the 3rd " are only used for describing purpose, and it is not intended that indicating or implying relative importance.

, it is necessary to which explanation, unless otherwise clearly defined and limited, term " are pacified in description of the present utility model Dress ", " connected ", " connection " should be interpreted broadly, for example, it may be fixedly connected or be detachably connected, or integratedly Connection；Can be mechanical connection or electrical connection；Can be joined directly together, can also be indirectly connected to by intermediary, It can be the connection of two element internals.For the ordinary skill in the art, above-mentioned art can be understood with concrete condition Concrete meaning of the language in the utility model.

Embodiment of the present utility model is described in detail below in conjunction with accompanying drawing.It should be appreciated that herein Described embodiment is merely to illustrate and explained the utility model, is not limited to the utility model.

Embodiment 1

The utility model provides a kind of power set 10, and provides embodiments thereof.Fig. 1 is the utility model embodiment The front view of 1 power set provided.Fig. 2 is the knot of the first seal disc of the power set that the utility model embodiment 1 is provided Structure schematic diagram.Fig. 3 is the structural representation of the blade for the power set that the utility model embodiment 1 is provided.Fig. 4 is that this practicality is new The front view for the air motor that type embodiment 1 is provided.Fig. 5 is the sectional view for the air motor that the utility model embodiment 1 is provided. In the embodiment of power set 10, as described in Fig. 1-Fig. 5, power set 10, including rotor 100 and eccentric stator 101, Rotor 100 and eccentric stator 101 are rotated and be connecteds, rotor 100 including rotary body 1000 and be installed on rotary body 1000 and with rotation The blade 1001 that swivel 1000 is slidably connected, blade 1001 is located inside eccentric stator 101, blade 1001 and rotary body 1000 The setting being slidably connected is in order to when fluid enters fashionable, blade 1001 be promoted to leave rotary body 1000, so that in blade 1001 Bottom formed cavity；Power set 10 also include the first seal disc 102 and the second seal disc 103, the first seal disc 102 and the Two seal discs 103 are fixedly connected with eccentric stator 101, are respectively arranged at the both sides of the axial direction of eccentric stator 101；First is close It is provided with the axial direction of the seal disc 103 of closing disk 102 and/or second into groove 1020 and discharge groove 1021；Into groove 1020 And discharge groove 1021 is communicated with the bottom of blade 1001 of rotor 100；The first connectivity slot 10010, first are provided with blade 1001 Connectivity slot 10010 makes the acting chamber that fluid is entered between rotor 100 and eccentric stator 101, realizes acting, it is ensured that form sealing Property good acting chamber, it is ensured that startability is good under low pressure for power set 10, is easy to start and save the energy.

Specifically, the second connectivity slot is additionally provided with blade 1001, the second connectivity slot makes fluid enter rotor 100 and inclined Acting chamber between heart stator 101, the second connectivity slot and the first connectivity slot 10010 are located at the both sides of blade 1001.Second connection Groove and the first connectivity slot 10010 are arranged on the not ipsilateral of blade 1001, it is ensured that power set 10 can realize rotating, are met Work requirements under different situations.The shape of first connectivity slot 10010 and the second connectivity slot can be cell body it is either poroid or It is that other can realize that fluid enters any structure of acting chamber at blade 1001, and both positions need relative set Put, power set 10 is realized the rotation of different directions.

Specifically, the quantity of the second connectivity slot is multiple.The quantity of second connectivity slot is multiple, it is ensured that the phase of blade 1001 Uniform force between adjacent cell body, it is ensured that the intensity of blade 1001, so as to ensure the service life of blade 1001, it is to avoid because of blade 1001 insufficient strength, so as to cause the generation of metaboly.

Specifically, the quantity of the first connectivity slot 10010 is multiple.The quantity of first connectivity slot 10010 is multiple, it is ensured that leaf The cell body uniform force of piece 1001, it is ensured that the intensity of blade 1001, it is ensured that the service life of blade 1001, it is to avoid blade 1001 Insufficient strength, be easily deformed the generation of phenomenon.

Specifically, on the axial direction corresponding with the first seal disc 102 or the second seal disc 103 of eccentric stator 101 It is provided with the first access apertures 1022 and first and portals 1023；Or, the seal disc 102 of eccentric stator 101 and first and the second seal disc The first access apertures 1022 and first is provided with 103 corresponding axial directions and portals 1023, the first seal disc 102 and/or Access aperture 1030 and tap 1024 are provided with the circumferential direction of second seal disc 103；First access apertures 1022 and access aperture 1030 communicate；First portals 1023 communicates with tap 1024.Now, first access apertures 1022 of the fluid from eccentric stator 101 The first seal disc 102 and/or the second seal disc 103 are entered, the sectional area of fluid entrance, the volume of power set 10 is added Reduce.

When power set 10 work, the hole 110 of housing 11 and the seal disc 102 and/or second of eccentric stator 101 and first are close The first access apertures 1022 on the axial direction of closing disk 103 is communicated, and fluid enters from the hole 110 of housing 11, through eccentric stator 101 and first seal disc 102 and/or the second seal disc 103 axial direction on the first access apertures 1022；First access apertures 1022 communicate with access aperture 1030, the access aperture in the circumferential direction through the first seal disc 102 and/or the second seal disc 103 1030；Because access aperture 1030 is communicated with the entrance groove 1020 of the first seal disc 102 and/or the second seal disc 103, then fluid Enter into groove 1020, then fluid just enters the bottom of blade 1001, so that blade 1001 is pushed open, in the bottom of blade 1001 Form cavity；Spill the outer bowlder of rotor 100 when blade 1001 opens up into the first connectivity slot 10010, fluid enter rotor 100 with The acting chamber formed between eccentric stator 101, because the stretching degree of two neighboring blade 1001 is different, so as to form pressure Difference, and then promote blade 1001 and the rotate counterclockwise of rotor driven 100；When blade 1001 rotates to the angle of discharge groove 1021 Start to discharge fluid.Another acting chamber has been enter into fluid acting simultaneously, and the continuous output work of power set 10 is back and forth realized successively Rate, fluid could be discharged by finishing after work(, realize the pressure energies of power set 10 to dynamic transformation of energy.

It should be noted that the first seal disc 102 and the second seal disc 103 can be set into the He of groove 1020 in only one of which Discharge groove 1021；Also it can be provided with two into groove 1020 and discharge groove 1021；Can also be provided with entrance on one Groove 1020, discharge groove 1021 is provided with another, as long as can guarantee that the entrance groove 1020 and discharge groove 1021 of power set 10 Presence.

Similarly, the first access apertures 1022 set on axial direction and first portal 1023 or one of them On be provided with or both have, or one it is upper first access apertures 1022 is set, being provided with first on another portals 1023, if can guarantee that the first access apertures 1022 of power set 10 and first portal 1023 presence.

Similarly, the access aperture 1030 and tap 1024 that are set in circumferential direction or setting on one of them Have or both have, or one it is upper access aperture 1030 is set, tap 1024 is provided with another, as long as energy Ensure the access aperture 1030 of power set 10 and the presence of tap 1024.

Specifically, it is annular into groove 1020, discharge groove 1021 is annular.Annular is set to, is rotated with blade 1001 Angle is identical, it is ensured that during work, and the first connectivity slot 10010 of blade 1001 can be good at entering groove 1020 And discharge groove 1021 is communicated, it is ensured that the acting intracavitary that fluid can be entered sufficiently between rotor 100 and eccentric stator 101, Complete the overall process of acting.Additionally, the size into groove 1020 and discharge groove 1021 is determined according to the amount of the fluid of entrance.

Specifically, the quantity of blade 1001 is multiple.The quantity of blade 1001 can be set to 4 or 8 or other, The quantity of blade 1001 can be determined according to the size of the power output of specific power set 10.Secondly, the length of blade 1001 , can be according to specifically setting and the size of blade 1001 is also required to be determined according to the power output of the power set 10 the need for specific Meter requires to determine.

Specifically, fluid can be any one in gas, oil or water.As long as fluid can realize that pressure energy is converted into machine The liquid of tool energy, can promote the rotation of blade 1001, can produce pressure energy.When fluid is gas, the institute of power set 10 The device of composition can be described as air motor；When fluid is oil, the device that power set 10 are constituted can be described as hydraulic oil；Work as stream When body is water, the device that power set 10 are constituted can be described as water motor.

Embodiment 2

The power set 10 that the present embodiment is provided, including rotor 100 and eccentric stator 101, rotor 100 and eccentric stator 101 rotate connection, and rotor 100 includes rotary body 1000 and is installed on rotary body 1000 and is slidably connected with rotary body 1000 Blade 1001, blade 1001 is located inside eccentric stator 101, the setting being slidably connected of blade 1001 and rotary body 1000 be for When fluid enters fashionable, blade 1001 can be promoted to leave rotary body 1000, so as to form cavity in the bottom of blade 1001；Power Device 10 also includes the first seal disc 102 and the second seal disc 103, and the first seal disc 102 and the second seal disc 103 are set respectively In the both sides of the axial direction of eccentric stator 101, it is fixedly connected with eccentric stator 101；First seal disc 102 and/or second is close It is provided with axial direction in closing disk 103 into groove 1020；Communicated into groove 1020 with the bottom of blade 1001 of rotor 100； Discharge groove is provided with eccentric stator 101；The first connectivity slot 10010 is provided with blade 1001, the first connectivity slot 10010 makes stream The acting chamber that body is entered between rotor 100 and eccentric stator 101.Now, fluid is close from the first seal disc 102 and/or second The entrance groove 1020 of axial direction in closing disk 103 enters, from the discharge groove discharge in eccentric stator 101, power dress now Put 10 and belong to irreversible steering, can only be rotated to a direction.

In summary, the power set 10 that the utility model is provided, including rotor 100 and eccentric stator 101, rotor 100 Rotate and be connected with eccentric stator 101, rotor 100 includes rotary body 1000 and blade 1001, blade 1001 is installed on rotary body On 1000, blade 1001 is located inside eccentric stator 101, and blade 1001 is slidably connected with rotary body 1000, so that fluid enters It is fashionable, form cavity in the bottom of blade 1001；Power set 10 also include the first seal disc 102 and the second seal disc 103, the One seal disc 102 and the second seal disc 103 are respectively arranged at the both sides of the axial direction of eccentric stator 101, with eccentric stator 101 It is fixedly connected；It is provided with the axial direction of first seal disc 102 and/or the second seal disc 103 into groove 1020 and discharge groove 1021；Communicated into groove 1020 and discharge groove 1021 with the bottom of blade 1001 of rotor 100；The first company is provided with blade 1001 Groove 10010, the first connectivity slot 10010 makes the acting chamber that fluid is entered between rotor 100 and eccentric stator 101.By setting The entrance groove 1020 and discharge groove 1021 on the axial direction of the first seal disc 102 and/or the second seal disc 103 are put, into groove 1020 and discharge groove 1021 communicated with the bottom of blade 1001 of rotor 100；The first connectivity slot 10010 is provided with blade 1001, First connectivity slot 10010 makes the acting chamber that fluid is entered between rotor 100 and eccentric stator 101 so that fluid enters power The bottom of blade 1001 is directly acted on after device 10, blade 1001 can just enter rotor 100 and eccentric stator 101 after being open Between the acting of acting intracavitary, it is ensured that form the good acting chamber of sealing, it is ensured that the startability under low pressure of power set 10 Well, it is easy to start and save the energy.

The present embodiment provides another power set 10, including rotor 100 and eccentric stator 101, and rotor 100 is determined with bias Son 101 rotates connection, and rotor 100 includes rotary body 1000 and blade 1001, and blade 1001 is installed on rotary body 1000, blade 1001 are located inside eccentric stator 101, and blade 1001 is slidably connected with rotary body 1000, so that fluid enters fashionable, in blade Cavity is formed on 1001 bottom；Power set 10 also include the first seal disc 102 and the second seal disc 103, the first seal disc 102 And second seal disc 103 be respectively arranged at eccentric stator 101 axial direction both sides, be fixedly connected with eccentric stator 101；The It is provided with axial direction on one seal disc 102 and/or the second seal disc 103 into groove 1020；Into groove 1020 and rotor 100 bottom of blade 1001 is communicated；Discharge groove is provided with eccentric stator 101；The first connectivity slot is provided with blade 1001 10010, the first connectivity slot 10010 makes the acting chamber that fluid is entered between rotor 100 and eccentric stator 101 so that fluid enters Enter to directly act on the bottom of blade 1001 after power set 10, blade 1001 can just enter rotor 100 and bias after being open Acting intracavitary acting between stator 101, it is ensured that form the acting chamber of sealing well, it is ensured that power set 10 are opened under low pressure It is dynamic functional, it is easy to start and save the energy, now, the only rotation acting in one direction of power set 10.

The air motor that the utility model is provided, including above-mentioned power set 10.Air motor also includes housing 11, shell Body 11 is installed on the outside of the eccentric stator 101 of power set 10, and the two ends of housing 11 are sealedly connected with front shell cover and rear shell cover, The output shaft of eccentric stator 101 stretches out the front shell cover, and rolling bearing 12 is provided between output shaft and front shell cover and rear shell cover, Ensure that the low voltage starting performance of air motor is good.

Finally it should be noted that：Various embodiments above is only limited to illustrate the technical solution of the utility model, rather than to it System；Although the utility model is described in detail with reference to foregoing embodiments, one of ordinary skill in the art should Understand：It can still modify to the technical scheme described in foregoing embodiments, or to which part or whole Technical characteristic carries out equivalent substitution；And these modifications or replacement, the essence of appropriate technical solution is departed from this practicality newly The scope of each embodiment technical scheme of type.

Claims (10)

1. a kind of power set, including rotor and eccentric stator, it is characterised in that the rotor is rotated with the eccentric stator to be connected Connect, the rotor includes rotary body and blade, the blade is installed on the rotary body, the blade is located at described eccentric fixed Son is internal, and the blade is slidably connected with the rotary body, so that fluid enters fashionable, chamber is formed in the bottom of the blade Body；

The power set also include the first seal disc and the second seal disc, first seal disc and second seal disc point The both sides of the axial direction of the eccentric stator are not arranged at, are fixedly connected with the eccentric stator；

It is provided with the axial direction of first seal disc and/or second seal disc into groove and discharge groove；It is described enter Enter groove and the discharge groove is communicated with the blade bottom of the rotor；

The first connectivity slot is provided with the blade, first connectivity slot makes the fluid enter the rotor and described inclined Acting chamber between heart stator.

2. power set according to claim 1, it is characterised in that the second connectivity slot, institute are additionally provided with the blade State the acting chamber that the second connectivity slot makes the fluid enter between the rotor and the eccentric stator, second connectivity slot It is located at the both sides of the blade with first connectivity slot.

3. power set according to claim 2, it is characterised in that the quantity of second connectivity slot is multiple.

4. power set according to claim 1, it is characterised in that the quantity of first connectivity slot is multiple.

5. power set according to claim 1, it is characterised in that the eccentric stator and first seal disc or institute State and the first access apertures and first is provided with the corresponding axial direction of the second seal disc portals；

Or, be provided with the eccentric stator axial direction corresponding with first seal disc and second seal disc First access apertures and first is portalled；

Access aperture and tap are provided with the circumferential direction of first seal disc and/or the second seal disc；

First access apertures is communicated with the access aperture；Described first portals communicates with the tap；

The access aperture is communicated with the entrance groove, and the tap is communicated with the discharge groove.

6. power set according to claim 1, it is characterised in that the entrance groove is annular, the discharge groove is ring Shape.

7. power set according to claim 1, it is characterised in that the quantity of the blade is multiple.

8. the power set according to any one of claim 1-7, it is characterised in that the fluid is gas, oil or water In any one.

9. a kind of power set, including rotor and eccentric stator, it is characterised in that the rotor is rotated with the eccentric stator to be connected Connect, the rotor includes rotary body and blade, the blade is installed on the rotary body, the blade is located at described eccentric fixed Son is internal, and the blade is slidably connected with the rotary body, so that fluid enters fashionable, chamber is formed in the bottom of the blade Body；

The power set also include the first seal disc and the second seal disc, first seal disc and second seal disc point The both sides of the axial direction of the eccentric stator are not arranged at, are fixedly connected with the eccentric stator；

It is provided with axial direction on first seal disc and/or second seal disc and enters groove；The entrance groove with The blade bottom of the rotor is communicated；Discharge groove is provided with the eccentric stator；

The first connectivity slot is provided with the blade, first connectivity slot makes the fluid enter the rotor and described inclined Acting chamber between heart stator.

10. a kind of air motor, including the power set as described in any one of claim 1-8 or claim 9.