CN208285116U - A kind of bearing arrangement of double-rotor machine - Google Patents
A kind of bearing arrangement of double-rotor machine Download PDFInfo
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- CN208285116U CN208285116U CN201820770442.8U CN201820770442U CN208285116U CN 208285116 U CN208285116 U CN 208285116U CN 201820770442 U CN201820770442 U CN 201820770442U CN 208285116 U CN208285116 U CN 208285116U
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- rotor
- outer rotor
- bearing
- end cap
- vertical plate
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Abstract
The utility model relates to a kind of bearing arrangements of double-rotor machine, including base, the inside of base is equipped with internal rotor, the left part of internal rotor is equipped with outside end cap by left side inner rotor bearing, outside end cap is connect with left side vertical plate, the right part of internal rotor by right side inner rotor bearing with connect axis connection；The outside of internal rotor protrusion is equipped with outer rotor, the both ends of outer rotor are separately connected left side outer rotor bearing position and right side outer rotor bearing position, left side outer rotor bearing position left side end cap for outer rotor is installed by left side outer rotor bearing, left side end cap for outer rotor is fixed with intermediate vertical plate, right side outer rotor bearing position with connect axis connection, right side end cap for outer rotor is installed by right side outer rotor bearing in right side outer rotor bearing position, and right side end cap for outer rotor is connect with right side vertical plate.On the one hand its structure is easy to implement the installation and lubrication of inner rotor bearing, on the other hand can be with the maintenance and replacement of effective solution inner rotor bearing, while can guarantee the index request of shaft end jitter values.
Description
Technical field
The utility model relates to technical field of motors, especially a kind of bearing arrangement of double-rotor machine.
Background technique
Currently, for dual-rotor structures motors such as fluid coupling, permanent magnet coupling speed regulators, common structure are as follows: interior turn
Son is coupled with outer rotor by two bearings, when normal work, internal rotor one side around own axes rotation, on the other hand around
The revolution of outer rotor axis, the jitter values of such internal rotor shaft end are related with the registration of inner and outer rotors axis.
Firstly, since the influence of the factors such as accumulated error after the machining accuracy of structural member, assembly precision and assembly,
Shaft end jitter values when internal rotor being caused to rotate are larger, vibrated when causing equipment to run in this way it is larger, to reduce bearing
Service life.Secondly, the double-rotor machine of above structure needs if wanting two bearings of dismounting and change internal rotor by motor
Entirety is torn machine open and is just able to achieve, and causes certain inconvenience to bearing maintenance.Then, not because of two bearing fixed forms of internal rotor
It is same as conventional motor, causes bearing invisible during installation, assembling process easily causes the damage of bearing.
In order to evade inner rotor shaft ending pulsation problem, in the prior art in design using being adopted in high cooperation precision, production
With the methods of high precision apparatus, to reduce inner rotor shaft ending pulsation value.The above method causes production cost higher, and because accumulation misses
The presence of difference, inner rotor shaft ending pulsation value are still larger.For the maintenance replacement of bearing and installation question, belong to existing birotor
The inherent characteristic of structure.
Utility model content
The applicant provides a kind of bearing arrangement of double-rotor machine for the disadvantage in above-mentioned existing production technology, and one
The requirement that inner rotor shaft ending pulsation value meets technical indicator may be implemented in aspect, on the other hand can be with effective solution inner rotor shaft
The problem of holding maintenance replacement and installation.
The technical solution of the utility model is as follows:
A kind of bearing arrangement of double-rotor machine, including base, the inner wall of base are extended with intermediate vertical plate, and both ends are prolonged
Stretching has left side vertical plate and right side vertical plate, and the inside of base is equipped with internal rotor, and the left part of internal rotor passes through left side inner rotor bearing
Outside end cap is installed, outside end cap is connect with left side vertical plate, and the right part of internal rotor passes through right side inner rotor bearing and connecting shaft
Connection；It is provided with protrusion in the middle part of internal rotor, outer rotor is installed in the outside of protrusion, the both ends of outer rotor are separately connected left side
Outer rotor bearing position and right side outer rotor bearing position, left side outer rotor bearing position turn by the way that left side outer rotor bearing installation left side is outer
Sub- end cap, left side end cap for outer rotor are fixed with intermediate vertical plate, and the outer end of right side outer rotor bearing position passes through fastener and connecting shaft
Connection, meanwhile, right side end cap for outer rotor, right side end cap for outer rotor are installed by right side outer rotor bearing in right side outer rotor bearing position
It is connect with right side vertical plate.
Its further technical solution is:
Left side vertical plate is cirque structure, and is equipped with multiple fixed blocks in its circumferencial direction.
Outside end cap and left side vertical plate are clearance fit, and unilateral gap value is greater than inner rotor shaft ending pulsation value and allows to adjust
Amount.
After birotor is installed, internal rotor, outer rotor are locked, the same of internal rotor rotation is driven by rotation outer rotor
When, inner rotor shaft ending pulsation value is measured using silk table, the external side end cap radial position of bolt then led on fixed block is adjusted
It is whole.
After the completion of the adjustment of inner rotor shaft ending pulsation, draw-bore is matched to base and outside end cap, and positioning pin is installed.
Base is rectangular parallelepiped structure, and base bottom surface is base lower plate, and base lower plate is connect by fastener with ground.
The beneficial effects of the utility model are as follows:
1, according to dual-rotor structure feature, the utility model will move outside the inner rotor bearing of left side, and bearing passes through outside end cap
Directly it is coupled with base left side vertical plate, outside end cap and base left side vertical plate are clearance fit, pass through external side end cap after assembly
The adjustment of inner rotor shaft ending pulsation value is realized in the adjustment of radial position.
2, outer rotor shaft end is designed to two sections of connecting structures by the utility model, and one section is bearing position on the right side of outer rotor, one
Section is connecting shaft, and right side inner rotor bearing is coupled with connecting shaft.
In addition, the utility model also has the advantage that
(1) it is moved outside the inner rotor bearing of left side, it is simple and reliable for structure；The coupling of only one bearing is coupled between inner and outer rotors,
The transmitting vibrated therebetween is reduced, the reliability of equipment is improved；
It (2) is clearance fit, the fixation agllutination welded in base left side vertical plate between outside end cap and base left side vertical plate
Structure realizes the adjustment to inner rotor shaft ending pulsation value, it is ensured that the index request of jitter values.
(3) it is moved outside the inner rotor bearing of left side, convenient for the maintenance and maintenance of the bearing.
(4) two-stage structure of outer rotor shaft end is replaced convenient for the installation, maintenance of inner rotor bearing.
Detailed description of the invention
Fig. 1 is the structural schematic diagram (full sectional view) of the utility model；
Fig. 2 is the utility model left side vertical plate schematic diagram.
Wherein: 1, internal rotor；2, left side inner rotor bearing；3, outside end cap；4, left side vertical plate；5, base；6, outside left side
Rotor endcap；7, intermediate vertical plate；8, left side outer rotor bearing；9, left side outer rotor bearing position；10, outer rotor；11, turn outside right side
Sub- bearing position；12, right side vertical plate；13, right side end cap for outer rotor；14, right side outer rotor bearing；15, right side inner rotor bearing；
16, base lower plate；17, connecting shaft；18, fixed block.
Specific embodiment
With reference to the accompanying drawing, illustrate specific embodiment of the present utility model.
As shown in Figure 1, the bearing arrangement of the double-rotor machine of the present embodiment, including base 5, base 5 is at hollow thin-wall knot
Structure, the inner wall of base 5 are extended with intermediate vertical plate 7, and both ends are extended with left side vertical plate 4 and right side vertical plate 12, the inside of base 5
Internal rotor 1 is installed, the left part of internal rotor 1 is equipped with outside end cap 3, outside end cap 3 and left side by left side inner rotor bearing 2
Vertical plate 4 connects, and the right-hand end of internal rotor 1 is connect by right side inner rotor bearing 15 with connecting shaft 17；The middle part of internal rotor 1 is set
It is equipped with protrusion, outer rotor 10 is installed in the outside of protrusion, the both ends of outer rotor 10 are separately connected 9 He of left side outer rotor bearing position
Right side outer rotor bearing position 11, left side end cap for outer rotor 6 is installed by left side outer rotor bearing 8 in left side outer rotor bearing position 9, left
Side end cap for outer rotor 6 and intermediate vertical plate 7 are fixed, and the outer end of right side outer rotor bearing position 11 is connected by fastener and connecting shaft 17
It connects, meanwhile, right side end cap for outer rotor 13, right side outer rotor are installed by right side outer rotor bearing 14 in right side outer rotor bearing position 11
End cap 13 is connect with right side vertical plate 12.
As shown in Fig. 2, left side vertical plate 4 is cirque structure, and multiple fixed blocks 18 are installed in its circumferencial direction.
Base 5 is rectangular parallelepiped structure, and 5 bottom surface of base is base lower plate 16, and base lower plate 16 passes through fastener and ground
Face connection.
Outside end cap 3 and left side vertical plate 4 are clearance fit, and unilateral gap value is greater than inner rotor shaft ending pulsation value and allows to adjust
Amount.
After birotor is installed, internal rotor 1, outer rotor 4 are locked, drives internal rotor 1 to rotate by rotation outer rotor 4
Meanwhile 1 shaft end jitter values of internal rotor are measured using silk table, then lead to external 3 radial position of side end cap of bolt on fixed block 18
It is adjusted.
After the completion of the bounce adjustment of 1 shaft end of internal rotor, draw-bore is matched to base 5 and outside end cap 3, and positioning pin is installed.
The working principle and the course of work of the utility model are as follows:
For dual-rotor structure motor, rotating part includes 10 two parts of internal rotor 1 and outer rotor, its main feature is that one end with
Driving equipment is coupled, and the other end is coupled with driven equipment.
Driving force drives outer rotor 10 to rotate, so that internal rotor 1 be driven to rotate, realizes the output of rotation.For the ease of saying
The structure of bright the utility model is omitted irrelevant portions in figure.Internal rotor 1, outer rotor 10, outside end cap 3, base 5,
Connecting shaft 17 etc. is the major part of the utility model, and realizes fixed left side inner rotor bearing 2, right side inner rotor bearing 15
Key structure.
The installation steps of the utility model are as follows:
Step 1: internal rotor 1 passes through left side inner rotor bearing 2, outside end cap 3, right side inner rotor bearing 15, connecting shaft
17, after right side outer rotor bearing position 11, right side outer rotor bearing 14 and base 5 are completed, outer rotor 10 outside left side by turning
Sub- bearing position 9, left side outer rotor bearing 8, right side outer rotor bearing position 11, right side outer rotor bearing 14 are completed with base 5
Afterwards, internal rotor 1, outer rotor 10 are locked；
Step 2: rotation outer rotor 10, internal rotor 1 is with the rotation of 10 axis of outer rotor at this time；
Step 3: measuring 1 shaft end jitter values of internal rotor (shaft end at outside end cap 3) by silk table.
Step 4: realizing the adjustment of outside 3 radial position of end cap by the length that control bolt stretches out fixed block 18, again
Rotation outer rotor 10 simultaneously measures 1 shaft end jitter values of internal rotor, is adjusted repeatedly, until wanting to jitter values index is met
It asks.
Step 5: with brill between 1 output end of outside end cap 3 and internal rotor, left side vertical plate 4, and installing and determining after the completion of adjustment
Position pin.
Step 6: cleaning is with brill iron filings by the through-hole on base lower plate 16.
The maintenance and replacement of each components of the utility model:
Left side inner rotor bearing 2 is replaced, disassembly outside end cap 3 can be realized.
Right side inner rotor bearing 15 is replaced, dismantling connection axis 17 can be realized.
Left side outer rotor bearing 8 is replaced, disassembly outside end cap 3, left side end cap for outer rotor 6 can be realized.
Right side outer rotor bearing 14 is replaced, dismantling connection axis 17, right side end cap for outer rotor 13 can be realized.
Independent lubricating may be implemented in left side inner rotor bearing 2, left side outer rotor bearing 8, and progress oiling and oil extraction is facilitated to set
Meter and implementation.
Total oil pocket design may be implemented in right side inner rotor bearing 15, right side outer rotor bearing 14, facilitates and carries out unified oiling
It is designed and implemented with oil extraction.
Installation and removal of the completion that can be convenient by aforesaid operations method to the bearing of double-rotor machine, reliable operation
Property is good, at low cost, is readily produced manufacture.
Above description is the explanation to the utility model, is not the restriction to utility model, defined by the utility model
Range is within the protection scope of the utility model referring to claim, can make any type of modification.
Claims (4)
1. a kind of bearing arrangement of double-rotor machine, it is characterised in that: including base (5), the base (5) is at hollow thin-wall knot
The inner wall of structure, the base (5) is extended with intermediate vertical plate (7), and both ends are extended with left side vertical plate (4) and right side vertical plate
(12), the inside of the base (5) is equipped with internal rotor (1), and the left part of the internal rotor (1) passes through left side inner rotor bearing
(2) outside end cap (3) is installed, the outside end cap (3) connect with left side vertical plate (4), and the right part of the internal rotor (1) passes through
Right side inner rotor bearing (15) is connect with connecting shaft (17)；It is provided with protrusion in the middle part of the internal rotor (1), in the outside of protrusion
It is equipped with outer rotor (10), the both ends of the outer rotor (10) are separately connected left side outer rotor bearing position (9) and right side outer rotor
Left side end cap for outer rotor (6) is installed by left side outer rotor bearing (8) in bearing position (11), left side outer rotor bearing position (9),
The left side end cap for outer rotor (6) and intermediate vertical plate (7) are fixed, and the outer end of right side outer rotor bearing position (11) passes through fastening
Part is connect with connecting shaft (17), meanwhile, right side outer rotor bearing position (11) is outer by right side outer rotor bearing (14) installation right side
Rotor endcap (13), the right side end cap for outer rotor (13) connect with right side vertical plate (12).
2. a kind of bearing arrangement of double-rotor machine as described in claim 1, it is characterised in that: the left side vertical plate (4) is
Cirque structure, and multiple fixed blocks (18) are installed in its circumferencial direction.
3. a kind of bearing arrangement of double-rotor machine as described in claim 1, it is characterised in that: the base (5) is rectangular
Body structure, base (5) bottom surface are base lower plate (16), and the base lower plate (16) is connected by fastener and ground
It connects.
4. a kind of bearing arrangement of double-rotor machine as described in claim 1, it is characterised in that: the outside end cap (3) with
The left side vertical plate (4) is clearance fit, and unilateral gap value, which is greater than inner rotor shaft ending pulsation value, allows adjustment amount.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820770442.8U CN208285116U (en) | 2018-05-23 | 2018-05-23 | A kind of bearing arrangement of double-rotor machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820770442.8U CN208285116U (en) | 2018-05-23 | 2018-05-23 | A kind of bearing arrangement of double-rotor machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208285116U true CN208285116U (en) | 2018-12-25 |
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ID=64729177
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820770442.8U Active CN208285116U (en) | 2018-05-23 | 2018-05-23 | A kind of bearing arrangement of double-rotor machine |
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| Country | Link |
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| CN (1) | CN208285116U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108448794A (en) * | 2018-05-23 | 2018-08-24 | 中科盛创（青岛）电气股份有限公司 | A kind of bearing arrangement of double-rotor machine |
-
2018
- 2018-05-23 CN CN201820770442.8U patent/CN208285116U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108448794A (en) * | 2018-05-23 | 2018-08-24 | 中科盛创（青岛）电气股份有限公司 | A kind of bearing arrangement of double-rotor machine |
| CN108448794B (en) * | 2018-05-23 | 2024-04-16 | 深圳市弘城益五金制品有限公司 | Bearing structure of double-rotor motor |
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| GR01 | Patent grant | ||
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| PP01 | Preservation of patent right |
Effective date of registration: 20210518 Granted publication date: 20181225 |