CN208651040U - A kind of inner curve emulsion motor - Google Patents
A kind of inner curve emulsion motor Download PDFInfo
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- CN208651040U CN208651040U CN201821136297.4U CN201821136297U CN208651040U CN 208651040 U CN208651040 U CN 208651040U CN 201821136297 U CN201821136297 U CN 201821136297U CN 208651040 U CN208651040 U CN 208651040U
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- oil distribution
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Abstract
A kind of inner curve emulsion motor disclosed by the utility model, including main casing, stator, rotor, piston, roller, oil distribution seat, oil distribution casing, main shaft and rear cover, main casing, stator, oil distribution seat and rear cover are fixedly connected sequentially from front to back along axial direction, rotor is installed on the inside of stator, the outer wall of rotor is equipped with piston mounting holes, piston is installed in piston mounting holes, piston is equipped with roller mounting groove, roller is installed in roller mounting groove, oil distribution casing is installed on the inside of oil distribution seat, main shaft is installed on the inside of main casing, the rear end of main shaft and rotor are sequentially connected, the front end of main shaft is stretched out outside main casing, it is supported between the rear end and oil distribution seat of oil distribution casing and is equipped with spring, the front end face of oil distribution casing and the rear end face of rotor are engaged, the front end face of oil distribution casing is additionally provided with several miniature pits, miniature pit is evenly spaced on oil distribution casing.The utility model is simple and reasonable, and coefficient of friction is smaller, is conducive to reduce abrasion, extends service life.
Description
Technical field
The utility model relates to motor technologies field, in particular to a kind of inner curve emulsion motor.
Background technique
In the industrial production, the hydraulic system of many equipment is work near flame, high temperature or molten metal, daily
Leakage or the emergency events such as rupture of pipeline, connector happen occasionally.In this case, made with traditional mineral base fluid pressure oil
For driving medium, makes the hour of danger of flame along with production process, the life security of equipment and operator is constituted serious
Prestige association, and loss caused by fire incident is difficult to estimate.Tradition is substituted using emulsion for this purpose, also having on the market
Motor of the mineral base fluid pressure oil as driving medium.Emulsion (i.e. water glycol anti-flame hydraulic fluid) be it is a kind of by water, ethylene glycol,
The hydraulic medium that a variety of specialist additives such as lubricant, liquid phase antirust agent and defoaming agent are formulated, not only has excellent
Flame resistance, cold resistance, wear resistence and rust-preventing characteristic, and long service life is able to satisfy the environmental requirement of high standard.
Currently, inner curve emulsion motor is widely used in mining machinery, engineering machinery, handling machinery, engineering
On ship machinery.The main body mechanical structure of inner curve emulsion motor is roughly the same with hydraulic motor with inner curved piston, mainly by fixed
The composition such as son, rotor, piston, roller, oil distribution seat and main shaft, stator inner wall are made of the identical curved surface of multistage shape
, stator had not only been used as a part of motor shell, but also as the guide surface of roller, was used to support roller and piston, completed to turn round
Square transmitting.
However, since emulsion is compared with conventional mineral base fluid pressure oil, greasy property is relatively small, so that existing introversion
Coefficient of friction between the oil distribution casing and rotor of line emulsion motor is larger, and when work wears more serious, causes to reduce horse
The service life reached.
Utility model content
The purpose of this utility model is that it is in view of the drawbacks of the prior art and insufficient, a kind of inner curve emulsion horse is provided
It reaches, simple and reasonable, coefficient of friction is smaller, is conducive to reduce abrasion, extends service life.
To achieve the above object, the utility model uses following technical scheme.
A kind of inner curve emulsion motor, including main casing, stator, rotor, piston, roller, oil distribution seat, oil distribution casing, master
Axis and rear cover, the main casing, the stator, the oil distribution seat and the rear cover are fixedly connected sequentially from front to back along axial direction,
The rotor is installed on the inside of the stator, and the outer wall of the rotor is equipped with piston mounting holes, and the piston is installed on described
In piston mounting holes, the piston is equipped with roller mounting groove, and the roller is installed in the roller mounting groove, the oil distribution casing
It is installed on the inside of the oil distribution seat, the main shaft is installed on the inside of the main casing by bearing group, after the main shaft
End is sequentially connected with the rotor, and the front end of the main shaft is stretched out outside the main casing, and the rear end of the oil distribution casing is matched with described
It is supported between font and is equipped with spring, the front end face of the oil distribution casing and the rear end face of the rotor are engaged, the oil distribution casing
Front end face is additionally provided with several miniature pits, and the miniature pit is evenly spaced on the oil distribution casing.
Further, the near coal-mine diameter of the miniature pit is 3-5 microns.
Further, the slot bottom of the roller mounting groove is equipped with the lubrication groove cooperated with the roller.
Further, the lubrication groove includes several in the lateral trench being set side by side, the adjacent two lateral ditches
It is connected between slot by longitudinal groove.
Further, the inner wall of the stator is coated with lubricating and wear-resisting coating.
Further, the rear end face of the rotor is coated with lubricating and wear-resisting coating.
Further, the inner wall of the piston mounting holes is coated with lubricating and wear-resisting coating.
Further, the piston is coated with lubricating and wear-resisting coating.
Further, the roller is coated with lubricating and wear-resisting coating.
Further, the front end face of the oil distribution casing is coated with lubricating and wear-resisting coating.
The utility model has the following beneficial effects: inner curve emulsion motor provided by the utility model, rubs to motor inside
It wipes secondary structure and improvement is optimized, specifically, it is equipped with spring by supporting between the rear end and oil distribution seat of oil distribution casing, benefit
Being acted on spring makes the front end face of oil distribution casing and the rear end face of rotor be engaged, and several micro- in the setting of the front end face of oil distribution casing
Type pit is evenly spaced in miniature pit on oil distribution casing, so that the coefficient of friction between oil distribution casing and rotor is effectively reduced,
The abrasion that oil distribution casing and rotor are generated by relative rotation is greatly reduced at work, and then is extended the whole of motor and used
Service life.The utility model structure setting advantages of simple.
Detailed description of the invention
Fig. 1 is the integral installation distribution structure schematic diagram of the utility model.
Fig. 2 is the structural schematic diagram of the utility model oil distribution casing.
Fig. 3 is the schematic perspective view of the utility model piston.
Fig. 4 is the top view of the utility model piston.
In Fig. 1-4: 1, main casing;2, stator;3, rotor;31, piston mounting holes;4, piston;41, roller mounting groove;42,
Lubrication groove;421, lateral trench;422, longitudinal groove;5, roller;6, oil distribution seat;7, oil distribution casing;71, miniature pit;8, main shaft;
9, rear cover;10, spring;11, fore bearing;12, rear bearing;13, sealing ring.
Specific embodiment
The utility model will be further described below with reference to the accompanying drawings.
A kind of inner curve emulsion motor as shown in Figs 1-4, including main casing 1, stator 2, rotor 3, piston 4, roller
5, oil distribution seat 6, oil distribution casing 7, main shaft 8 and rear cover 9, main casing 1, stator 2, oil distribution seat 6 and rear cover 9 along axial direction from front to back successively
It is fixedly connected, rotor 3 is installed on the inside of stator 2, and the outer wall of rotor 3 is equipped with piston mounting holes 31, and piston 4 is installed on piston peace
It fills in hole 31, piston 4 is equipped with roller mounting groove 41, and roller 5 is installed in roller mounting groove 41, and oil distribution casing 7 is installed on oil distribution seat 6
Inside, main shaft 8 is installed on the inside of main casing 1 by bearing group, specifically, bearing group include along axial direction from front to back according to
The secondary fore bearing 11 being installed between main shaft 8 and main casing 1 and rear bearing 12 are equipped with sealing between fore bearing 11 and rear bearing 12
Circle 13, the rear end of main shaft 8 is connect with rotor 3 by spline drived, and the front end of main shaft 8 is stretched out outside main casing 1, after oil distribution casing 7
It is supported between end and oil distribution seat 6 and is equipped with spring 10, the rear end face of the front end face and rotor 3 of oil distribution casing 7 is engaged, oil distribution casing 7
Front end face is additionally provided with several miniature pits 71, and miniature pit 71 is evenly spaced on oil distribution casing 7, specifically, miniature pit 71
Near coal-mine diameter be 3-5 microns.
Inner curve emulsion motor provided by the utility model is set by supporting between the rear end of oil distribution casing 7 and oil distribution seat 6
There is spring 10, so that the front end face of oil distribution casing 7 and the rear end face of rotor 3 is engaged using the effect of spring 10, and in oil distribution casing 7
Several miniature pits 71 are arranged in front end face, are evenly spaced in miniature pit 71 on oil distribution casing 7, to effectively reduce oil distribution casing
Coefficient of friction between 7 and rotor 3 greatly reduces the mill that oil distribution casing 7 and rotor 3 are generated by relative rotation at work
Damage, and then extend the whole service life of motor.
In the present embodiment, the slot bottom of roller mounting groove 41 is equipped with the lubrication groove 42 cooperated with roller 5, specifically, lubrication
It is in the lateral trench 421 being set side by side that slot 42, which includes several, passes through longitudinal groove 422 between adjacent two lateral trench 421
It is connected.By the way that lubrication groove 42 is arranged in roller mounting groove 41, when work, emulsion enters in lubrication groove 42 when being lubricated,
Roller 5 and piston 4 can be made to reach the state of standing balance, so as to drop to the coefficient of friction between roller 5 and piston 4
It is minimum, it further reduced the abrasion of the utility model, extend service life.
In the present embodiment, the inner wall of stator 2 is coated with lubricating and wear-resisting coating;The rear end face of rotor 3 is coated with lubricating and wear-resisting
Coating;The inner wall of piston mounting holes 31 is coated with lubricating and wear-resisting coating;Piston 4 is coated with lubricating and wear-resisting coating;Roller 5 is coated with
Lubricating and wear-resisting coating;The front end face of oil distribution casing 7 is coated with lubricating and wear-resisting coating.
Specifically, lubricating and wear-resisting coating employed in the present embodiment is carbon-based lubricating and wear-resisting coating, it is ensured that on
State each component has good lubrication and wear-resisting effect in emulsion, and carbon-based lubricating and wear-resisting coating also has antirust work
With, ensure that the utility model when not running for a long time, above-mentioned each component can not also be emulsified liquid erosion, further extend
Service life.It should be noted that specifically may refer to about above-mentioned carbon-based lubricating and wear-resisting coating such as Chinese invention patent
(patent No. 201710791221.9) is disclosed " high rigidity of matrix surface, wear-resistant and corrosion resistant in emulsion environment
Carbon-base coating and preparation method thereof ".
The above description is only a preferred embodiment of the present invention, therefore all according to described in the utility model patent application range
The equivalent change or modification done of structure, feature and principle, be included in the scope of the utility model patent application.
Claims (10)
1. a kind of inner curve emulsion motor, including main casing, stator, rotor, piston, roller, oil distribution seat, oil distribution casing, main shaft
And rear cover, the main casing, the stator, the oil distribution seat and the rear cover are fixedly connected sequentially from front to back along axial direction, institute
The inside that rotor is installed on the stator is stated, the outer wall of the rotor is equipped with piston mounting holes, and the piston is installed on the work
It fills in mounting hole, the piston is equipped with roller mounting groove, and the roller is installed in the roller mounting groove, the oil distribution casing peace
Inside loaded on the oil distribution seat, the main shaft are installed on the inside of the main casing, the rear end of the main shaft by bearing group
It is sequentially connected with the rotor, the front end of the main shaft is stretched out outside the main casing, it is characterised in that: the rear end of the oil distribution casing
It is supported between the oil distribution seat and is equipped with spring, the front end face of the oil distribution casing and the rear end face of the rotor are engaged, described
The front end face of oil distribution casing is additionally provided with several miniature pits, and the miniature pit is evenly spaced on the oil distribution casing.
2. inner curve emulsion motor according to claim 1, it is characterised in that: the near coal-mine diameter of the miniature pit is
3-5 microns.
3. inner curve emulsion motor according to claim 1, it is characterised in that: the slot bottom of the roller mounting groove is equipped with
With the lubrication groove of roller cooperation.
4. inner curve emulsion motor according to claim 3, it is characterised in that: the lubrication groove includes several in simultaneously
The lateral trench of setting is arranged, is connected between adjacent two lateral trench by longitudinal groove.
5. inner curve emulsion motor according to claim 1, it is characterised in that: the inner wall of the stator is coated with lubrication
Wear-resistant coating.
6. inner curve emulsion motor according to claim 1, it is characterised in that: the rear end face of the rotor is coated with profit
Sliding wear-resistant coating.
7. inner curve emulsion motor according to claim 1, it is characterised in that: the inner wall of the piston mounting holes coats
There is lubricating and wear-resisting coating.
8. inner curve emulsion motor according to claim 1, it is characterised in that: the piston is applied coated with lubricating and wear-resisting
Layer.
9. inner curve emulsion motor according to claim 1 or 8, it is characterised in that: it is resistance to that the roller is coated with lubrication
Grind coating.
10. inner curve emulsion motor according to claim 1, it is characterised in that: the front end face of the oil distribution casing coats
There is lubricating and wear-resisting coating.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201821136297.4U CN208651040U (en) | 2018-07-18 | 2018-07-18 | A kind of inner curve emulsion motor |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201821136297.4U CN208651040U (en) | 2018-07-18 | 2018-07-18 | A kind of inner curve emulsion motor |
Publications (1)
Publication Number | Publication Date |
---|---|
CN208651040U true CN208651040U (en) | 2019-03-26 |
Family
ID=65784800
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201821136297.4U Active CN208651040U (en) | 2018-07-18 | 2018-07-18 | A kind of inner curve emulsion motor |
Country Status (1)
Country | Link |
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CN (1) | CN208651040U (en) |
-
2018
- 2018-07-18 CN CN201821136297.4U patent/CN208651040U/en active Active
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