CN211655898U - Motor bearing insulation structure - Google Patents
Motor bearing insulation structure Download PDFInfo
- Publication number
- CN211655898U CN211655898U CN202020378968.9U CN202020378968U CN211655898U CN 211655898 U CN211655898 U CN 211655898U CN 202020378968 U CN202020378968 U CN 202020378968U CN 211655898 U CN211655898 U CN 211655898U
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- CN
- China
- Prior art keywords
- bearing
- cover
- mounting groove
- insulating
- enclosing cover
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
The utility model relates to a motor bearing insulation system, which comprises a rotating shaft, a bearing, the bearing enclosing cover, the bearing inner cup and establish the end cover in the bearing outside, the bearing inner cup is passed in proper order in the pivot, bearing and bearing enclosing cover, be equipped with insulating cover between bearing and the end cover, an end face of insulating cover is equipped with the open slot that holds the end cover, another terminal surface has set gradually the bearing enclosing cover mounting groove, bearing mounting groove and bearing inner cup mounting groove, bearing enclosing cover one end is cup jointed with the pivot and is the cover tube-shape, the other end is discoid with bearing enclosing cover mounting groove grafting, hole and insulating cover on the bearing enclosing cover pass through bolted connection, be equipped with the external screw thread that matches with the bolt on the insulating cover, the bolt pad has. The utility model has the advantages that: the motor running stability is improved, the maintenance and manufacturing cost is reduced, the structure is simple, and the disassembly is convenient.
Description
Technical Field
The utility model relates to a motor insulation equipment field, concretely relates to motor bearing insulation system.
Background
Can produce the axle current at motor work, the axle current can cause the burn damage to bearing raceway surface to can produce noise and vibration, cause the injury and then influence the life of motor to the motor.
In order to solve the problem that shaft current damages a bearing, the simplest and most convenient method is to use an insulating bearing, but the insulating bearing is high in price and easily damages an insulating coating in the processes of disassembly and assembly, so that an insulating structure with a simple structure and convenience in use is needed.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that to the not enough of above-mentioned prior art, provide a motor bearing insulation system, improve motor moving stability, reduce maintenance manufacturing cost, simple structure, dismantlement convenience.
In order to achieve the above purpose, the utility model provides a following technical scheme: the utility model provides a motor bearing insulation system, includes pivot, bearing enclosing cover, bearing inner cup and establishes the end cover in the bearing outside, the pivot passes bearing inner cup, bearing and bearing enclosing cover, its characterized in that in proper order: be equipped with insulating cover between bearing and the end cover, an end face of insulating cover is equipped with the open slot that holds the end cover, and another terminal surface has set gradually bearing enclosing cover mounting groove, bearing mounting groove and bearing inner cup mounting groove, bearing enclosing cover one end cup joints with the pivot and is the cover tube-shape, and the other end is discoid with bearing enclosing cover mounting groove grafting, hole and insulating cover on the bearing enclosing cover pass through bolted connection, be equipped with the external screw thread that matches with the bolt on the insulating cover, the bolt pad has insulating washer, the bearing inner cup is unanimous with bearing enclosing cover structure.
The utility model has the characteristics as above: an insulating sleeve is arranged between the bearing and the end cover to carry out radial insulation protection on the bearing, and a bearing outer cover and a bearing inner cover are arranged on two sides of the bearing to carry out axial insulation protection on the bearing; the bearing outer cover and the bearing inner cover are fixedly connected with the insulating sleeve through bolts, and the stability of the bearing outer cover and the bearing inner cover in the working process is guaranteed.
The utility model discloses further setting is: and anti-slip pads are arranged in the bearing outer cover mounting groove and the bearing inner cover mounting groove.
The utility model has the characteristics as above: the anti-slip pad can increase the friction between the bearing outer shell and the bearing inner shell, can play a certain buffering role, and can slow down the impact on the bearing outer shell and the bearing inner shell during working so as to prolong the service life.
The utility model discloses further setting is: the insulating sleeve and the insulating washer are made of thermosetting plastic insulating materials.
The utility model has the characteristics as above: the insulating material of thermosetting plastic has excellent insulating performance, heat resistance and good processing performance.
The present invention will be described in further detail with reference to the accompanying drawings and examples.
Drawings
Fig. 1 is a schematic structural diagram of an embodiment of the present invention.
Fig. 2 is a schematic structural view of the insulating sleeve according to the embodiment of the present invention.
Detailed Description
The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications to the present embodiment without inventive contribution as required after reading the present specification, but all of them are protected by patent laws within the scope of the claims of the present invention.
The motor bearing insulation structure shown in fig. 1-2 comprises a rotating shaft 1, a bearing 2, a bearing outer cover 3, a bearing inner cover 4 and an end cover 5 arranged outside the bearing, wherein the rotating shaft 1 sequentially penetrates through the bearing inner cover 4, the bearing 2 and the bearing outer cover 3, an insulation sleeve 6 is arranged between the bearing 2 and the end cover 5, one end surface of the insulation sleeve 6 is provided with an open slot 61 for accommodating the end cover, the other end surface is sequentially provided with a bearing outer cover mounting groove 62, a bearing mounting groove 63 and a bearing inner cover mounting groove 64, one end of the bearing outer cover 3 is sleeved with the rotating shaft 1 to form a sleeve shape, the other end of the bearing outer cover 3 is spliced with the bearing outer cover mounting groove 62 to form a disc shape, a hole in the bearing outer cover 3 is connected with the insulation sleeve 6 through a bolt 7, the insulation sleeve 6 is provided with an external thread matched with the bolt 7, The bearing inner cover mounting groove 64 is internally provided with an anti-skid pad 9, and the insulating sleeve 6 and the insulating washer 8 are made of thermosetting plastic insulating materials.
When in work: cup joint bearing 2 in the pivot 1 after, again with bearing enclosing cover 3 in proper order, bearing inner cup 4 cup joints in pivot 1, the bearing enclosing cover mounting groove 62 that insulating cover 6 inboard was equipped with, the cover that bearing mounting groove 63 and bearing inner cup mounting groove 64 correspond is at bearing enclosing cover 3, on bearing inner cup 4 and the bearing 2, reuse bolt 7 is to bearing enclosing cover 3, bearing inner cup 4 is fixed, bolt 7 has cushioned insulating washer 8, install end cover 5 in insulating cover 6's open slot 61 at last. When the motor works, the insulating sleeve 6 isolates the shaft current between the bearing and the end cover.
Claims (3)
1. The utility model provides a motor bearing insulation system, includes pivot, bearing enclosing cover, bearing inner cup and establishes the end cover in the bearing outside, the pivot passes bearing inner cup, bearing and bearing enclosing cover, its characterized in that in proper order: be equipped with insulating cover between bearing and the end cover, an end face of insulating cover is equipped with the open slot that holds the end cover, and another terminal surface has set gradually bearing enclosing cover mounting groove, bearing mounting groove and bearing inner cup mounting groove, bearing enclosing cover one end cup joints with the pivot and is the cover tube-shape, and the other end is discoid with bearing enclosing cover mounting groove grafting, hole and insulating cover on the bearing enclosing cover pass through bolted connection, be equipped with the external screw thread that matches with the bolt on the insulating cover, the bolt pad has insulating washer, the bearing inner cup is unanimous with bearing enclosing cover structure.
2. A motor bearing insulation construction according to claim 1, wherein: and anti-slip pads are arranged in the bearing outer cover mounting groove and the bearing inner cover mounting groove.
3. A motor bearing insulation construction according to claim 1, wherein: the insulating sleeve and the insulating washer are made of thermosetting plastic insulating materials.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020378968.9U CN211655898U (en) | 2020-03-23 | 2020-03-23 | Motor bearing insulation structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020378968.9U CN211655898U (en) | 2020-03-23 | 2020-03-23 | Motor bearing insulation structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211655898U true CN211655898U (en) | 2020-10-09 |
Family
ID=72686548
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020378968.9U Expired - Fee Related CN211655898U (en) | 2020-03-23 | 2020-03-23 | Motor bearing insulation structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211655898U (en) |
-
2020
- 2020-03-23 CN CN202020378968.9U patent/CN211655898U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20201009 |