CN205895596U - Drive assembly of air compressor machine - Google Patents
Drive assembly of air compressor machine Download PDFInfo
- Publication number
- CN205895596U CN205895596U CN201620848686.4U CN201620848686U CN205895596U CN 205895596 U CN205895596 U CN 205895596U CN 201620848686 U CN201620848686 U CN 201620848686U CN 205895596 U CN205895596 U CN 205895596U
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- balance weight
- hole
- installation portion
- main shaft
- connecting portion
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Abstract
The utility model discloses a drive assembly of air compressor machine, include: main shaft, rotor support piece and parallel key, be provided with on the electric motor rotor of motor be used for the installation rotor support piece's support piece installation department, support piece installation through -hole has been seted up at the middle part of support piece installation department, rotor support piece includes that the middle part sets up the main shaft installation department of first through -hole, the lateral wall of main shaft installation department is hugged closely the pore wall of support piece installation through -hole, the motor connecting axle of main shaft stretches into in the first through -hole, and with first through -hole fixed connection. The utility model discloses introduce the rotor supporting wheel between main shaft and electric motor rotor, it is together fixed with electric motor rotor with the rotor supporting wheel, make main shaft and rotor supporting wheel fix through the parallel key again, guaranteed the synchronism of main shaft with electric motor rotor, rotor supporting wheel structure is easily reformed transform, and is with low costs, and its is applicable in the electric motor rotor of multiple different grade type, and is very convenient and practical.
Description
Technical field
The utility model is related to air compressor machine technical field, more particularly, to a kind of transmission component of air compressor machine.
Background technology
Air compressor machine is the basic product of the modernization of industry, is the nucleus equipment of pneumatic system, and it is to convert mechanical energy into
The device of gas pressure energy, is the pressure generator of compressed air.
Common air compressor machine generally comprises screw-rod air compressor and vortex air compressor machine, wherein, vortex air compressor machine due to
There is no reciprocating mechanism, so structure is simple, small volume, lightweight, easy to automate, therefore be widely used.
Vortex air compressor machine is to rotate by drive shaft to drive Moving plate to make eccentric motion, and cooperation is dynamic, price fixing forms
Vortex pneumatics structure, and then gas can be made to be increasingly compressed to air outlet realization output.Existing vortex air compressor machine, typically
It is all the rotor that motor is close to by main shaft, need the size of main shaft and the size of rotor to match, as long as major axis size
With the size slightly deviation of rotor, the attachment structure of both is just unstable.
Utility model content
The purpose of this utility model is to provide a kind of transmission component of air compressor machine, to solve above technical problem.
For reaching this purpose, the utility model employs the following technical solutions:
A kind of transmission component of air compressor machine, comprising: main shaft, rotor supports part and flat key；
Air compressor machine includes a motor, the rotor of described motor is provided with for installing propping up of described rotor supports part
Support member installation portion, the middle part of described support member installation portion offers support member installation through-hole；
Described rotor supports part includes the main shaft installation portion that middle part offers first through hole；The outside of described main shaft installation portion
The hole wall of described support member installation through-hole is close to by wall；
The motor connection axle of described main shaft stretches in described first through hole, and is fixedly connected with described first through hole, specifically
For:
The lateral wall of described motor connection axle offers the first draw-in groove, and described first draw-in groove connects described motor connection axle
Upper surface；The second draw-in groove with described first pocket matches is offered on the hole wall of described first through hole, described second draw-in groove is even
Lead to the lower surface of described rotor supports part；Described first draw-in groove and described second draw-in groove can surround the shape phase with described flat key
The jack joined；During installation, described flat key is inserted in described jack, described flat key is close to described first draw-in groove and described second card
The cell wall of groove and bottom land.
Preferably, described rotor supports part also includes balance weight installation portion；The bottom of described balance weight installation portion connects
The upper end of described main shaft installation portion；
The middle part of described balance weight installation portion offers the second through hole, and described second through hole connects described first through hole；Institute
State main shaft installation portion and the cross section of described balance weight installation portion is annulus；Described main shaft installation portion and described balance weight are installed
The axis in portion overlaps；Described support member installation through-hole is circular hole；
The inner circle radius of described balance weight installation portion are more than the inner circle radius of described main shaft installation portion；Described balance weight is installed
The exradius in portion is more than the radius of described support member installation through-hole；
The lower surface of described balance weight installation portion is close to the upper surface of described support member installation portion.
Preferably, described balance weight installation portion and described main shaft installation portion are structure as a whole.
Preferably, the absolute value of the difference of inner circle radius of described balance weight installation portion and described main shaft installation portion be more than etc.
Groove depth in described second draw-in groove.
Preferably, described transmission component also includes fixedly connected part and balance；Described rotor also includes putting down
Weighing apparatus block connecting portion, described balance weight connecting portion is in circle ring column shape；Described balance weight connecting portion and described support member installation portion
Axis overlaps；
Described balance includes first connecting portion and second connecting portion；Described first connecting portion and described second connection
Portion is structure as a whole；The thickness of described second connecting portion is more than the thickness of described first connecting portion；Described first connecting portion and institute
The cross section stating second connecting portion is fan ring；The exradius of described first connecting portion is equal to the inner circle of described second connecting portion
Radius；The inner circle radius of described first connecting portion are more than or equal to the inner circle radius of described balance weight installation portion, less than described balance
The exradius of block installation portion；The exradius of described second connecting portion is less than or equal to cylindrical the half of described balance weight connecting portion
Footpath, more than the inner circle radius of described balance weight connecting portion；
Described second connecting portion connects described balance weight connecting portion；It is provided with described first connecting portion with described fixation even
The balance weight of fitting coupling connects through hole；The upper surface of described balance weight installation portion is provided with to be mated with described fixedly connected part and puts down
Weighing apparatus block fixing hole；Described fixedly connected part is passed through described balance weight and is connected through hole, is fixedly connected with described balance weight fixing hole.
Preferably, described air compressor machine is vortex air compressor machine.
Preferably, described main shaft is eccentric shaft；Described main shaft includes described motor connection axle, for connecting the dynamic of air compressor machine
The Moving plate connecting shaft of disk and the two axle connecting portions for connecting described motor connection axle and described Moving plate connecting shaft；
The axis of the axis of described motor connection axle and described two axle connecting portions overlaps, in described motor connection axle
The axis parallel of axis and described Moving plate connecting shaft and misaligned.
Preferably, described motor is permagnetic synchronous motor.
The beneficial effects of the utility model: the utility model introduces rotor supports wheel between main shaft and rotor, will
Rotor supports wheel and rotor are fixed together, then so that main shaft and rotor supports wheel is fixed by flat key, this kind of transmission
Structure more stable than existing drive mechanism it is ensured that the synchronism of main shaft and rotor；Additionally, the knot of rotor supports wheel
Structure is easily transformed, and is applicable to the rotor of number of different types, and cost is relatively low, very convenient and practical.
Brief description
In order to be illustrated more clearly that the utility model embodiment or technical scheme of the prior art, below will be to embodiment
Or in description of the prior art the accompanying drawing of required use be briefly described it should be apparent that, drawings in the following description are only
It is some embodiments of the present utility model, for those of ordinary skill in the art, before not paying creative labor
Put, other accompanying drawings can also be obtained according to these accompanying drawings.
The structure principle chart of the transmission component of the air compressor machine that Fig. 1 provides for the utility model embodiment.
The structure principle chart of the rotor supports part that Fig. 2 provides for the utility model embodiment.
Rotor and the attachment structure figure of rotor supports part that Fig. 3 provides for the utility model embodiment.
In figure:
10th, main shaft；11st, motor connection axle；111st, the first draw-in groove；12nd, Moving plate connecting shaft；20th, rotor supports part；21st, main
Axle installation portion；22nd, balance weight installation portion；30th, flat key；40th, balance；41st, first connecting portion；42nd, second connecting portion；
50th, rotor；51st, support member installation portion；52nd, balance weight connecting portion；211st, first through hole；221st, the second through hole；222nd, put down
Weighing apparatus block fixing hole；411st, balance weight connects through hole；2111st, the second draw-in groove.
Specific embodiment
For enabling utility model purpose of the present utility model, feature, advantage more obvious and understandable, will tie below
Close the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment be clearly and completely described,
Obviously, the embodiments described below are only a part of embodiment of the utility model, and not all embodiment.Based on this reality
With the embodiment in new, it is all other that those of ordinary skill in the art are obtained under the premise of not making creative work
Embodiment, broadly falls into the scope of the utility model protection.
Further illustrate the technical solution of the utility model below in conjunction with the accompanying drawings and by specific embodiment.
Refer to Fig. 1, the structure principle chart of the transmission component of the air compressor machine that Fig. 1 provides for the utility model embodiment.
This transmission component includes main shaft 10, rotor supports part 20, the motor of flat key 30, balance 40 and air compressor machine
Rotor 50.In the present embodiment, described air compressor machine is vortex air compressor machine, and described motor is permagnetic synchronous motor.
Specifically, main shaft 10 is eccentric shaft, and it includes motor connection axle 11, Moving plate connecting shaft 12 and is used for connecting motor
Connecting shaft 11 and two axle connecting portions of Moving plate connecting shaft 12, the axis of the axis of motor connection axle 11 and described two axle connecting portions
Line overlaps, the axis parallel of the axis of motor connection axle 11 and Moving plate connecting shaft 12 and misaligned.
Motor connection axle 11 is used for connecting rotor 50, and Moving plate connecting shaft 12 is used for connecting the Moving plate of air compressor machine.Pass through
Rotor drives main shaft 10 and then drives Moving plate to do eccentric motion, to carry out the compression of gas.
The structural principle of the rotor supports part 20 providing for the utility model embodiment please continue to refer to Fig. 2 and Fig. 3, Fig. 2
Figure, rotor 50 and the attachment structure figure of rotor supports part 20 that Fig. 3 provides for the utility model embodiment.
Rotor supports part 20 connects rotor 50 and motor connection axle 11 respectively.Specifically, rotor supports part 20 includes
For fixing main shaft installation portion 21 and the balance weight installation portion 22 for fixed weight balance weight 40 of motor connection axle 11.Its
In, the middle part of main shaft installation portion 21 offers first through hole 211, and the middle part of balance weight installation portion 22 offers the second through hole 221；
First through hole 211 connects with the second through hole 221, and wherein, first through hole 211 also connects the lower surface of main shaft installation portion 21, and second
Through hole 221 also connects the upper surface of balance weight installation portion 22.In the present embodiment, main shaft installation portion 21 and balance weight installation portion 22 are
Integrative-structure.
Specifically, rotor 50 is provided with the support member installation portion 51 for installing rotor supports part 20, support member
The middle part of installation portion 51 offers support member installation through-hole；The lateral wall of main shaft installation portion 21 is close to described support member installation through-hole
Hole wall, rotor 50 rotation can rotor driven support member 20 rotate.
Motor connection axle 11 stretches in first through hole 211, and is fixedly connected with first through hole 211, particularly as follows:
The lateral wall of motor connection axle 11 offers the first draw-in groove 111, and the first draw-in groove 111 connects the upper of motor connection axle 11
Surface；The second draw-in groove 2111 being mated with the first draw-in groove 111 is offered on the hole wall of first through hole 211, the second draw-in groove 2111 is even
Logical rotor supports part 20 or the lower surface of main shaft installation portion 21；First draw-in groove 111 and the second draw-in groove 2111 can surround and flat key 30
Mating shapes jack；During installation, described flat key is put in the second draw-in groove 2111, and be directed at the first draw-in groove 111, by electricity
Machine connecting shaft 11 progressively stretches into first through hole 211, and flat key 30 is close to cell wall and the groove of the first draw-in groove 111 and the second draw-in groove 2111
Bottom.
In the present embodiment, motor connection axle 11 and rotor supports part 20 adopt dual fixation, and attachment structure is more firm, i.e.
It is close to the hole wall of the first through hole 211 of rotor supports part 20, then adopt flat key 30 to make both fix further.
More specifically, the cross section of main shaft installation portion 21 and balance weight installation portion 22 is annulus；Main shaft installation portion 21 He
The axis of balance weight installation portion 22 overlaps.The inner circle radius of balance weight installation portion 22 are more than the inner circle half of main shaft installation portion 21
Footpath；Described support member installation through-hole is circular hole, and the exradius of balance weight installation portion 22 is more than described support member installation through-hole
Radius；The lower surface of balance weight installation portion 22 is close to the upper surface of support member installation portion 51.
In the present embodiment it is preferred that the difference of the inner circle radius of balance weight installation portion 22 and main shaft installation portion 21 absolute
Value is more than or equal to the groove depth of the second draw-in groove 2111, so that flat key 30 can insert described jack from balance weight installation portion 22 side.
Specifically, transmission component also includes fixedly connected part；Rotor 50 also includes balance weight connecting portion 52, balance weight
Connecting portion 52 is in circle ring column shape；The axis of balance weight connecting portion 52 and support member installation portion 51 overlaps.
Balance 40 includes first connecting portion 41 and second connecting portion 42；First connecting portion 41 and second connecting portion 42
It is structure as a whole；The thickness of second connecting portion 42 is more than the thickness of first connecting portion 41, in Fig. 1, is longitudinally second connecting portion 42
Thickness direction or first connecting portion 41 thickness direction；The cross section of first connecting portion 41 and second connecting portion 42 is fan
Ring；The exradius of first connecting portion 41 is equal to the inner circle radius of second connecting portion 42；The inner circle radius of first connecting portion 41 are big
In the inner circle radius equal to balance weight installation portion 22, less than the exradius of balance weight installation portion 22；Outside second connecting portion 42
Radius of circle is less than or equal to the exradius of balance weight connecting portion 52, more than the inner circle radius of balance weight connecting portion 52.
Second connecting portion 42 connects balance weight connecting portion 52；It is provided with first connecting portion 41 and described fixedly connected part
Balancing block connects through hole 411；The upper surface of balance weight installation portion 22 is provided with mates balance weight admittedly with described fixedly connected part
Determine hole 222；Described fixedly connected part is passed through balance weight and is connected through hole 411, is fixedly connected with balance weight fixing hole 222, to realize
Balance 40 is fixedly connected with rotor supports part 20.
One balance 40 is fixed on rotor supports part 20, it is possible to decrease the vibrations producing after main shaft 10 high-speed rotation, can
Main shaft 10 is made to rotate more reliable.
In description of the present utility model it is to be understood that term " on ", D score, " interior ", the orientation of instruction such as " outward " or
Position relationship is based on the orientation shown in Fig. 1 or position relationship, is for only for ease of description the utility model and simplifies description, and
It is not instruction or the hint device of indication or element must have specific orientation, with specific azimuth configuration and operation, therefore
It is not intended that to restriction of the present utility model.
The above, above example only in order to the technical solution of the utility model to be described, is not intended to limit；Although ginseng
According to previous embodiment, the utility model is described in detail, it will be understood by those within the art that: it is still
Technical scheme described in foregoing embodiments can be modified, or wherein some technical characteristics are carried out with equivalent replacing
Change；And these modifications or replacement, do not make the essence of appropriate technical solution depart from the utility model each embodiment technical scheme
Spirit and scope.
Claims (8)
1. a kind of transmission component of air compressor machine is it is characterised in that include main shaft, rotor supports part and flat key；
Air compressor machine includes a motor, and the rotor of described motor is provided with the support member for installing described rotor supports part
Installation portion, the middle part of described support member installation portion offers support member installation through-hole；
Described rotor supports part includes the main shaft installation portion that middle part offers first through hole；The lateral wall of described main shaft installation portion is tight
Paste the hole wall of described support member installation through-hole；
The motor connection axle of described main shaft stretches in described first through hole, and is fixedly connected with described first through hole, particularly as follows:
The lateral wall of described motor connection axle offers the first draw-in groove, and described first draw-in groove connects the upper table of described motor connection axle
Face；The second draw-in groove with described first pocket matches, described second draw-in groove connection institute are offered on the hole wall of described first through hole
State the lower surface of rotor supports part；Described first draw-in groove and described second draw-in groove can surround and the mating shapes of described flat key
Jack；During installation, described flat key is inserted in described jack, described flat key is close to described first draw-in groove and described second draw-in groove
Cell wall and bottom land.
2. transmission component according to claim 1 is it is characterised in that described rotor supports part also includes balance weight installation
Portion；The bottom of described balance weight installation portion connects the upper end of described main shaft installation portion；
The middle part of described balance weight installation portion offers the second through hole, and described second through hole connects described first through hole；Described master
The cross section of axle installation portion and described balance weight installation portion is annulus；Described main shaft installation portion and described balance weight installation portion
Axis overlaps；Described support member installation through-hole is circular hole；
The inner circle radius of described balance weight installation portion are more than the inner circle radius of described main shaft installation portion；Described balance weight installation portion
Exradius is more than the radius of described support member installation through-hole；
The lower surface of described balance weight installation portion is close to the upper surface of described support member installation portion.
3. transmission component according to claim 2 is it is characterised in that described balance weight installation portion and described main shaft installation portion
It is structure as a whole.
4. transmission component according to claim 2 is it is characterised in that described balance weight installation portion and described main shaft installation portion
The difference of inner circle radius absolute value be more than or equal to described second draw-in groove groove depth.
5. transmission component according to claim 2 is it is characterised in that also include fixedly connected part and balance；Institute
State rotor and also include balance weight connecting portion, described balance weight connecting portion is in circle ring column shape；Described balance weight connecting portion and
The axis of described support member installation portion overlaps；
Described balance includes first connecting portion and second connecting portion；Described first connecting portion and described second connecting portion are
Integrative-structure；The thickness of described second connecting portion is more than the thickness of described first connecting portion；Described first connecting portion and described
The cross section of two connecting portions is fan ring；The exradius of described first connecting portion is equal to the inner circle half of described second connecting portion
Footpath；The inner circle radius of described first connecting portion are more than or equal to the inner circle radius of described balance weight installation portion, less than described balance weight
The exradius of installation portion；The exradius of described second connecting portion is less than or equal to the exradius of described balance weight connecting portion,
Inner circle radius more than described balance weight connecting portion；
Described second connecting portion connects described balance weight connecting portion；It is provided with described first connecting portion and described fixedly connected part
The balance weight of coupling connects through hole；The upper surface of described balance weight installation portion is provided with mates balance weight with described fixedly connected part
Fixing hole；Described fixedly connected part is passed through described balance weight and is connected through hole, is fixedly connected with described balance weight fixing hole.
6. transmission component according to claim 1 is it is characterised in that described air compressor machine is vortex air compressor machine.
7. transmission component according to claim 6 is it is characterised in that described main shaft is eccentric shaft；Described main shaft includes institute
State motor connection axle, connect described motor connection axle and described for connecting the Moving plate connecting shaft of Moving plate of air compressor machine and being used for
Two axle connecting portions of Moving plate connecting shaft；
The axis of the axis of described motor connection axle and described two axle connecting portions overlaps, the axis of described motor connection axle
With the axis parallel of described Moving plate connecting shaft and misaligned.
8. transmission component according to claim 1 is it is characterised in that described motor is permagnetic synchronous motor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620848686.4U CN205895596U (en) | 2016-08-05 | 2016-08-05 | Drive assembly of air compressor machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620848686.4U CN205895596U (en) | 2016-08-05 | 2016-08-05 | Drive assembly of air compressor machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205895596U true CN205895596U (en) | 2017-01-18 |
Family
ID=57783244
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620848686.4U Active CN205895596U (en) | 2016-08-05 | 2016-08-05 | Drive assembly of air compressor machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205895596U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110685912A (en) * | 2019-10-10 | 2020-01-14 | 兑通真空技术(上海)有限公司 | Structure for connecting multi-shaft multi-stage roots pump rotors |
-
2016
- 2016-08-05 CN CN201620848686.4U patent/CN205895596U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110685912A (en) * | 2019-10-10 | 2020-01-14 | 兑通真空技术(上海)有限公司 | Structure for connecting multi-shaft multi-stage roots pump rotors |
| EP3805563A1 (en) * | 2019-10-10 | 2021-04-14 | OVG Vacuum Technology (Shanghai) Co., Ltd. | Structure of rotor connection of multi-axial multi-stage roots pump |
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| GR01 | Patent grant |