CN209233603U - High revolving speed synchronous motor field leads fixed structure - Google Patents
High revolving speed synchronous motor field leads fixed structure Download PDFInfo
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- CN209233603U CN209233603U CN201821957836.0U CN201821957836U CN209233603U CN 209233603 U CN209233603 U CN 209233603U CN 201821957836 U CN201821957836 U CN 201821957836U CN 209233603 U CN209233603 U CN 209233603U
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- conductive lever
- conductive
- field leads
- shaft
- utility
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Abstract
The utility model relates to high revolving speed synchronous motor field leads fixed structures, conductive lever (3) is connect with the conducting rod assembly (7) being arranged in shaft (6) axially extending bore by taper thread (11), conductive lever (3) is fixed in the radial hole of shaft (6) by thread bush (4), insulation sleeve (5), rotor magnetic pole lead (1) is fixed on conductive lever (3) by locking nut (2), and locking nut (2) is electrically connected with rotor magnetic pole lead (1).The utility model installation is simple, highly-safe, reduces cost, improves utilization rate of raw materials, and using effect is good.The utility model simple structure and reasonable design, conductive insulation effect is good, can bear the field leads fixed structure of larger centrifugal force, maintenance easy to disassemble.
Description
Technical field
The utility model relates to a kind of high revolving speed synchronous motor field leads fixed structures.
Background technique
In well known technology, the fixation of synchronous electric motor rotor field leads is always by conductive lever, insulating layer, copper
The composition such as gasket, insulation spacer, retaining mechanism.Such structure usually has the defect of following several respects: 1) conductive lever screws in
Structure is complicated is not easy to operate for conducting rod, is not easy to open and inspect maintenance；2) conductive lever and conducting rod connecting portion undertake conductive spiral shell
There is security risk in intensity in the centrifugal force of bar and field leads, this structure；3) contact of the field leads with conductive lever
Conductive, easy poor contact, so that conductive effect is bad is carried out by copper backing.
Summary of the invention
The utility model provide a kind of structure it is simple, it is novel in design rationally, the good high revolving speed synchronous motor of using effect
Rotor magnetic pole lead fixing structure, solution open and inspect inconvenient maintenance, there are problems such as security risks in the prior art, reduce cost,
Improve utilization rate of raw materials.Technical solutions of the utility model are: a kind of high revolving speed synchronous electric motor rotor field leads fixed knot
Structure, conductive lever (3) is connect with the conducting rod assembly (7) being arranged in shaft (6) axially extending bore by taper thread (11), conductive
Screw rod (3) is fixed in the radial hole of shaft (6) by thread bush (4), insulation sleeve (5), and rotor magnetic pole lead (1) passes through locking
Nut (2) is fixed on conductive lever (3), and locking nut (2) is electrically connected with rotor magnetic pole lead (1).
The conductive lever (3) has wrapped up insulating layer (8)；Conductive lever (3) assembles (7), rotor with conducting rod respectively
Field leads (1) electrical connection；Conductive lever has on (3): outer-hexagonal (9), regular screw threads (10), taper thread (11).
Insulation sleeve (5) is fitted on conductive lever (3) by insulation sleeve (5) by thread bush (4), thread bush (4) and shaft
(6) it is equipped with.
Working principle of the utility model is:
In high-speed rotation process, the components on rotor can generate very big centrifugal force to rotor, and this requires turn
Components have enough intensity on son；Rotor field coil needs to power when motor operation, and it is necessary that this requires conductive mechanisms
With good electric conductivity；Rotor conductive component needs to have reliable insulation performance with shaft simultaneously.The utility model passes through
Thread bush compresses conductive lever, undertakes the centrifugal force that rotor magnetic pole lead fixing structure generates in motor operation course；It is logical
The taper thread crossed on conductive lever is connected with conducting rod assembly, and rotor magnetic pole lead is pressed on conductive spiral shell by locking nut
On bar, each conductive component contact is good, so that rotor magnetic pole lead fixing structure has good conductive property；Pass through conductive spiral shell
The insulating layer and insulation sleeve wrapped up on bar makes rotor magnetic pole lead fixing structure and shaft be provided with perfect insulation system；It leads
Outer-hexagonal structure is easily installed conductive lever on electric screw rod.
The utility model has the beneficial effects that
Outer-hexagonal (9) is used to for conductive lever (3) being mounted on conducting rod assembly (7), and regular screw threads (10) are for fixing
Locking nut (2), connection of the taper thread (11) for conductive lever (3) and conducting rod assembly (7).Insulation sleeve (5) passes through screw thread
Insulation sleeve (5) is fitted on conductive lever (3) by set (4), and thread bush (4) and shaft (6) are equipped.
The utility model structure advanced design, rationally, be easily installed, insulating materials is completely isolated by conductive lever and shaft
It opens, can reach splendid insulation effect, eliminate in existing structure because conductive lever may be screwed into the depth of conducting rod assembly not
Security risk caused by foot solves and only relies on the problem of conducting rod assembles screw thread itself, cannot bear larger centrifugal force, increases
Add the safety of rotor rotary part, structure installation is easy to operate, saves installation work-hour, saves material, and using effect is good.
Detailed description of the invention:
Fig. 1 is the structural schematic diagram of the utility model；
Fig. 2 is conductive lever structural schematic diagram.
Specific embodiment:
As shown in Figure 1, a kind of high revolving speed synchronous electric motor rotor field leads fixed structure, it is characterized in that: conductive lever 3
Connect with the conducting rod assembly 7 being arranged in 6 axially extending bore of shaft by taper thread 11, conductive lever 3 by thread bush 4, absolutely
Edge set 5 is fixed in the radial hole of shaft 6, and rotor magnetic pole lead 1 is fixed on conductive lever 3 by locking nut 2, locking screw
Mother 2 is electrically connected with rotor magnetic pole lead 1.Conductive lever 3 has wrapped up insulating layer 8；Conductive lever 3 assembles 7 with conducting rod respectively, turns
Sub- field leads 1 are electrically connected；As shown in Fig. 2, being had on conductive lever 3: outer-hexagonal 9, regular screw threads 10, taper thread 11.Insulation
Insulation sleeve 5 is fitted on conductive lever 3 by set 5 by thread bush 4, and thread bush 4 and shaft 6 are equipped.
The utility model realizes mechanical bond and electrical communication, since conductive lever middle section has outer-hexagonal structure, just
It is screwed into conducting rod assembly in conductive lever, and the conducting rod assembly in conductive lever and rotor is cone spiral shell conjunction screw thread
Line, thus ensured that when tightening it is enough be screwed into depth, solve in conventional structure may occur be screwed into depth deficiency, lead
The bad problem of electric location contacts.
The utility model undertakes conductive lever and mounted thereto zero by being threadedly coupled between thread bush and shaft
The centrifugal force of component, the effective protection screw thread of conductive lever and conducting rod assembly building；Insulating layer outside conductive lever and absolutely
Edge set together constitutes the insulation system of conductive lever, is allowed to ensure that the structure in this way with shaft electrical isolation completely
Insulation performance solves the risk that insulation system failure may occur in conventional structure.
The utility model solves mechanical and security risk electrically existing in the prior art, and it is easily-controllable that screw rod is screwed into depth
System, contact surface good conductivity, bigger centrifugal force can be born by realizing while better insulation effect, and ensure that the letter of installation
Just property.The components that the utility model structure utilization rate of raw materials is high, needs to process are few, simple to operate, effectively reduce
Processing and installation cost, and can ensure that safe operation, use easy to spread.
The utility model is not limited only to the above specific constructive form, the engineers and technicians of this field
A variety of variations can also be made, but any variation equivalent or similar with the utility model should all be contained in utility model accordingly
It covers in the range of the utility model claims.
Claims (3)
1. a kind of high revolving speed synchronous motor field leads fixed structure, it is characterized in that: conductive lever (3) and setting are in shaft
(6) the conducting rod assembly (7) in axially extending bore is connected by taper thread (11), and conductive lever (3) passes through thread bush (4), insulation
Set (5) is fixed in the radial hole of shaft (6), and rotor magnetic pole lead (1) is fixed on conductive lever (3) by locking nut (2)
On, locking nut (2) is electrically connected with rotor magnetic pole lead (1).
2. a kind of high revolving speed synchronous motor field leads fixed structure according to claim 1, it is characterized in that: described
Conductive lever (3) has wrapped up insulating layer (8)；Conductive lever (3) is electrically connected with conducting rod assembly (7), rotor magnetic pole lead (1) respectively
It connects；Conductive lever has on (3): outer-hexagonal (9), regular screw threads (10), taper thread (11).
3. a kind of high revolving speed synchronous motor field leads fixed structure according to claim 1, it is characterized in that: insulation sleeve
(5) insulation sleeve (5) is fitted on conductive lever (3) by thread bush (4), thread bush (4) and shaft (6) are equipped.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821957836.0U CN209233603U (en) | 2018-11-27 | 2018-11-27 | High revolving speed synchronous motor field leads fixed structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821957836.0U CN209233603U (en) | 2018-11-27 | 2018-11-27 | High revolving speed synchronous motor field leads fixed structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209233603U true CN209233603U (en) | 2019-08-09 |
Family
ID=67504639
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821957836.0U Active CN209233603U (en) | 2018-11-27 | 2018-11-27 | High revolving speed synchronous motor field leads fixed structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209233603U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109245378A (en) * | 2018-11-27 | 2019-01-18 | 哈尔滨电气动力装备有限公司 | High revolving speed synchronous motor field leads fixed structure |
| CN110545000A (en) * | 2019-10-08 | 2019-12-06 | 李洪广 | Multi-gear virtual gearbox motor winding lead fixing structure |
-
2018
- 2018-11-27 CN CN201821957836.0U patent/CN209233603U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109245378A (en) * | 2018-11-27 | 2019-01-18 | 哈尔滨电气动力装备有限公司 | High revolving speed synchronous motor field leads fixed structure |
| CN109245378B (en) * | 2018-11-27 | 2024-04-05 | 哈尔滨电气动力装备有限公司 | High-rotation-speed synchronous motor magnetic pole lead fixing structure |
| CN110545000A (en) * | 2019-10-08 | 2019-12-06 | 李洪广 | Multi-gear virtual gearbox motor winding lead fixing structure |
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