CN207994810U - A kind of shock-absorbing motor of rotor field spider cantilever support - Google Patents
A kind of shock-absorbing motor of rotor field spider cantilever support Download PDFInfo
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- CN207994810U CN207994810U CN201820525105.2U CN201820525105U CN207994810U CN 207994810 U CN207994810 U CN 207994810U CN 201820525105 U CN201820525105 U CN 201820525105U CN 207994810 U CN207994810 U CN 207994810U
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- rotor
- shaft
- field spider
- shock
- rotor field
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Abstract
The utility model is related to a kind of shock-absorbing motors of rotor field spider cantilever support, including rear end cap, stator, with the matched rotor of stator, shaft, supporting rod, rotor field spider, reverse damping disc, the rear end cap is mounted on by bearing in the shaft, the supporting rod is sleeved in the shaft, and it is fixedly mounted on the rear end cap, the rotor field spider is by sliding bearing sliding sleeve on the supporting rod, the rotor is fixed on the rotor field spider, the torsion damping disc is bolted to connection with the rotor field spider, the torsion damping disc couples with the shaft spline；Shock-absorbing motor described in the utility model changes power delivery mode by sliding bearing and torsion vibration absorber, reduces twisting vibration, impact that entire dynamical system generates, keeps power output more steady；And rotor and bearing axial thickness are thinning, reduce the overall weight of motor.
Description
Technical field
The utility model belongs to motor field, and in particular to a kind of shock-absorbing motor of rotor field spider cantilever support.
Background technology
The kind of drive of permanent magnet synchronous motor is all to be transmitted to shaft by rotor, then exported by shaft, bound fraction at present
Torsion stiffness it is larger, resonant stress is larger, and torsional oscillation when dynamical system works under torque load and noise are larger, serious shadow
Ring the stationarity of output.
For example, China Patent No. 201710302998.4 discloses a kind of permanent magnet synchronous motor, including casing and setting with
In stator core and rotor, it is characterised in that：Connection ring is arranged in casing inner wall axial direction centre position tight fit；It is fixed
The both ends of sub- iron core are respectively formed stator conical face, and each stator conical face is equipped with a rotor, rotor fix with
In shaft, rotor forms rotor taper face, the different magnet steel of interlaced arrangement polarity, stator conical face and rotor on rotor taper face
There is gap between taper surface；Two groups of stator winding are arranged on the stator core, connection ring outer surface was used with casing internal
It is full of connection, more effectively strengthens being relatively fixed between casing and stator core in this way, while the selection of casing can be made more
Add it is general extensively, between two groups of stator winding separately by circle convex platform.The synchronous motor manufacturing cost is told somebody what one's real intentions are stator
It is reliable that iron core is connected and fixed stable structure.But the invention rotor is directly connect with shaft, and torsion stiffness is larger, resonant stress compared with
Greatly, the stationarity of output is seriously affected.
Utility model content
In view of the deficiencies of the prior art, the purpose of this utility model is to provide a kind of damping electricity of rotor field spider cantilever support
Machine.
To realize the above-mentioned technical purpose, the technical solution of the utility model is realized in：
The shock-absorbing motor, including rear end cap, stator, with the matched rotor of stator, shaft, supporting rod, rotor field spider,
Damping disc is reversed, the rear end cap is mounted on by bearing in the shaft, and the supporting rod is sleeved in the shaft, and
It is fixedly mounted on the rear end cap, the rotor field spider is mounted in by sliding bearing sliding sleeve on the supporting rod, described turn
Son is fixed on the rotor field spider, and the torsion damping disc is bolted to connection with the rotor field spider, the torsion
Damping disc couples with the shaft spline.
Further, the torsion damping disc includes the first fixation disk and second fixes disk, and described first fixes disk and institute
State that rotor field spider is affixed by bolt, the described first middle part for fixing disk is equipped with the first circular open, and described first fixes on disk
It is evenly equipped with several spring standing grooves and several looping pits successively around first circular open, is set in the spring standing groove
It is equipped with spring, the second fixation disk includes wheel hub and wheel disc, and the wheel hub is inserted into the first circular open and the wheel hub
Outer diameter is adapted with the first circular open diameter, and the spline coupled with the shaft spline is provided on the inside of the wheel hub
Slot, catch and bolt hole are provided on the wheel disc, and the catch is inserted into the spring standing groove and abuts the one of spring
End, the bolt hole is corresponding with the looping pit, and bolt, and bolt energy are equipped in the bolt hole and the looping pit
It is enough to be moved in the looping pit, it fixes disk and described second for realizing described first and fixes the relative rotation of disk.
Further, the shaft shoulder, groove, the baffle ring in the groove, the second circle are provided on the supporting rod
Opening and convex edge, the sliding bearing is separately positioned on the both ends of the rotor field spider, and passes through the shaft shoulder and the gear
Circle carries out axial limiting, is provided with multiple pin holes and equally distributed multiple through-holes on the convex edge, the supporting rod passes through institute
It states the second circular open to be sleeved in the shaft, and is fixed on the rear end cap by the pin hole and the through-hole.
Further, the wheel hub is coupled with the shaft by involute spline.
Further, the rotor includes rotor subject, rotor right baffle-plate and rotor right shell body, the rotor right baffle-plate and
The rotor right shell body is separately fixed at the left and right sides of the rotor subject, and the rotor right baffle-plate is bolted on institute
It states on rotor field spider.
Further, the shock-absorbing motor further includes procapsid, terminal box, and the procapsid is bolted on described
On rear end cap, the terminal box is arranged in the lower part of the procapsid.
Shock-absorbing motor described in the utility model has the beneficial effect that：
Shock-absorbing motor described in the utility model changes power delivery mode by sliding bearing and torsion vibration absorber, reduces whole
Twisting vibration, the impact of a dynamical system generation, keep power output more steady；And rotor and bearing axial thickness are thinning, drop
The low overall weight of motor.
Description of the drawings
Fig. 1 is the half section structure diagram of shock-absorbing motor described in the utility model；
Fig. 2 is the front view of supporting rod described in the utility model；
Fig. 3 is the half section structure diagram of supporting rod described in the utility model；
Fig. 4 is the front view of torsion vibration absorber described in the utility model；
Fig. 5 is the cross-sectional view of torsion vibration absorber described in the utility model.
As shown in the figure：1- rear end caps；2- stators；3- rotors, 31- rotor subjects, 32- rotor right baffle-plates, the right gear of 33- rotors
Plate；4- shafts；5- supporting rods, the 51- shaft shoulders, 52- grooves, 53- baffle rings, the convex edges 54-, 55- pin holes, 56- through-holes, 57- second justify
Shape is open；6- rotor field spiders；7- torsion damping discs, the fixation disks of 71- first, the first circular opens of 711-, 712 spring standing grooves,
713- springs, 72- second fix disk, 721- wheel hubs, 722- wheel discs, 723- catch, 724- bolts hole；8- sliding bearings；Before 9-
Shell；10- terminal boxes.
Specific implementation mode
With reference to the attached drawing in the utility model embodiment, to the skill in shock-absorbing motor embodiment described in the utility model
Art scheme is described in further detail.
As shown in Figure 1, the shock-absorbing motor, including rear end cap 1, stator 2, with 2 matched rotor 3 of stator, shaft 4,
Supporting rod 5, rotor field spider 6, torsion damping disc 7, the rear end cap 1 are mounted on by bearing in the shaft 4, the supporting rod
5 are sleeved in the shaft 4, and are fixedly mounted on the rear end cap 1, and the rotor field spider 6 is slided by sliding bearing 8
It is sleeved on the supporting rod 5, the rotor 3 is fixed on the rotor field spider 6, the torsion damping disc 7 and the rotor
Holder 6 is bolted to connection, and the torsion damping disc 7 couples with 4 spline of the shaft.
Further, the torsion damping disc 7 includes that the first fixation disk 71 and second fixes disk 72, and described first fixes disk
71 is affixed by bolt with the rotor field spider 6, and the described first middle part for fixing disk 71 is equipped with the first circular open 711, described
It is evenly equipped with several spring standing grooves 712 and several annulars successively around first circular open 711 on first fixation disk 71
Hole (not shown), is provided with spring 713 in the spring standing groove 712, and described second to fix disk 72 include wheel hub 721 and wheel
Disk 722, the wheel hub 721 are inserted into 711 interior and described 721 outer diameter of wheel hub of the first circular open and first circular open
711 diameters are adapted, and 721 inside of the wheel hub is provided with the spline (not shown) coupled with 4 spline of the shaft, described
Catch 723 and bolt hole 724 are provided on wheel disc 722, the catch 723 is inserted into the spring standing groove 712 and abuts
One end of spring 713, the bolt hole 724 is corresponding with the looping pit, is worn in the bolt hole 724 and the looping pit
There is bolt, and bolt can move in the looping pit, fixes disk 71 and described second for realizing described first and fix
The relative rotation of disk 72.
Further, be provided on the supporting rod 5 shaft shoulder 51, groove 52, the baffle ring 53 in the groove 52,
Second circular open 57 and convex edge 54, the sliding bearing 8 are separately positioned on the both ends of the rotor field spider 6, and pass through institute
It states the shaft shoulder 51 and the baffle ring 53 and carries out axial limiting, multiple pin holes 55 and equally distributed multiple are provided on the convex edge 54
Through-hole 56, the supporting rod 5 is sleeved on by second circular open 57 in the shaft 4, and passes through the pin hole 55
It is fixed on the rear end cap 1 with the through-hole 56.
Further, the wheel hub 721 is coupled with the shaft 4 by involute spline.
Further, the rotor 3 includes rotor subject 31, rotor right baffle-plate 32 and rotor right shell body 33, the rotor
Right baffle-plate 32 and the rotor right shell body 33 are separately fixed at the left and right sides of the rotor subject 31, the rotor right baffle-plate 32
It is bolted on the rotor field spider 6.
Further, the shock-absorbing motor further includes procapsid 9, terminal box 10, and the procapsid 9 is bolted on
On the rear end cap 1, the terminal box 10 is arranged in the lower part of the procapsid 9.
Shock-absorbing motor power transmission process described in the utility model is as follows：
Power is generated by the stator 2 and the cooperation of the rotor 3, power passes to the rotor by the rotor 3
Holder 6, the rotor field spider 6 drive described first to fix disk 71 in rotation and rotate, and the rotation of the first fixation disk 71 pushes away
The dynamic spring 713 in the spring standing groove 712 is compressed, and by the cushioning effect of spring 713, driving torque is made to be delayed
Slow to be transferred to described second and fix disk 72, the second fixation disk 72 is connect with the shaft 4 by spline and by torque
It is transferred to input system, realizes effective transmission of power；By the torsional vibration damper 7, can by the driving motor with it is driven
Connection between the shaft 4 of part is transformed into flexible connection, avoids load impacting, is effectively guaranteed the service life of motor, improves
Export stationarity.
The application is not limited to the above embodiment, without departing substantially from the utility model in essence content, this field
Any deformation, improvement, the replacement that technical staff is contemplated that each fall within the protection domain of the application.
Claims (6)
1. a kind of shock-absorbing motor of rotor field spider cantilever support, which is characterized in that matched including rear end cap, stator, with stator
Rotor, shaft, supporting rod, rotor field spider, torsion damping disc, the rear end cap by bearing be mounted on the shaft on, institute
It states supporting rod to be sleeved in the shaft, and is fixedly mounted on the rear end cap, the rotor field spider passes through sliding bearing
On the supporting rod, the rotor is fixed on the rotor field spider sliding sleeve, the torsion damping disc and the rotor
Holder is bolted to connection, and the torsion damping disc couples with the shaft spline.
2. shock-absorbing motor according to claim 1, which is characterized in that the torsion damping disc includes first fixing disk and the
Two fix disks, and described first fixes that disk and the rotor field spider are affixed by bolt, and described first fixes the middle part of disk equipped with the
One circular open, if it is described first fixation disk on around first circular open be evenly equipped with successively several spring standing grooves and
Dry looping pit, spring is provided in the spring standing groove, and the second fixation disk includes wheel hub and wheel disc, the wheel hub inserting
In the first circular open and the hub outside diameter is adapted with the first circular open diameter, is provided on the inside of the wheel hub
The spline coupled with the shaft spline is provided with catch and bolt hole on the wheel disc, and the catch is inserted into the bullet
Spring placing groove is interior and abuts one end of spring, and the bolt hole is corresponding with the looping pit, the bolt hole and the annular
It is equipped with bolt in hole, and bolt can move in the looping pit, disk and described the are fixed for realizing described first
Two fix the relative rotation of disk.
3. shock-absorbing motor according to claim 1, which is characterized in that be provided with the shaft shoulder, groove, installation on the supporting rod
Baffle ring, the second circular open and convex edge, the sliding bearing in the groove are separately positioned on the two of the rotor field spider
End, and axial limiting is carried out by the shaft shoulder and the baffle ring, it is provided with multiple pin holes on the convex edge and is uniformly distributed
Multiple through-holes, the supporting rod is sleeved on by second circular open in the shaft, and by the pin hole and
The through-hole is fixed on the rear end cap.
4. shock-absorbing motor according to claim 2, which is characterized in that the wheel hub passes through involute spline with the shaft
Connection.
5. shock-absorbing motor according to claim 1, which is characterized in that the rotor includes rotor subject, rotor right baffle-plate
With rotor right shell body, the rotor right baffle-plate and the rotor right shell body are separately fixed at the left and right sides of the rotor subject,
The rotor right baffle-plate is bolted on the rotor field spider.
6. according to claim 1-5 any one of them shock-absorbing motors, which is characterized in that further include procapsid, terminal box, it is described
Procapsid is bolted on the rear end cap, and the terminal box is arranged in the lower part of the procapsid.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820525105.2U CN207994810U (en) | 2018-04-13 | 2018-04-13 | A kind of shock-absorbing motor of rotor field spider cantilever support |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820525105.2U CN207994810U (en) | 2018-04-13 | 2018-04-13 | A kind of shock-absorbing motor of rotor field spider cantilever support |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207994810U true CN207994810U (en) | 2018-10-19 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820525105.2U Active CN207994810U (en) | 2018-04-13 | 2018-04-13 | A kind of shock-absorbing motor of rotor field spider cantilever support |
Country Status (1)
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| CN (1) | CN207994810U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112821685A (en) * | 2021-02-23 | 2021-05-18 | 江西江特电机有限公司 | Design method for saving axial space of motor |
| CN113270952A (en) * | 2021-03-27 | 2021-08-17 | 大庆虹铭科技有限公司 | Flexible driving semi-direct drive motor for oil pumping unit |
-
2018
- 2018-04-13 CN CN201820525105.2U patent/CN207994810U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112821685A (en) * | 2021-02-23 | 2021-05-18 | 江西江特电机有限公司 | Design method for saving axial space of motor |
| CN112821685B (en) * | 2021-02-23 | 2022-08-26 | 江西江特电机有限公司 | Design method for saving axial space of motor |
| CN113270952A (en) * | 2021-03-27 | 2021-08-17 | 大庆虹铭科技有限公司 | Flexible driving semi-direct drive motor for oil pumping unit |
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