CN217335286U - YBX4 high efficiency flame-proof type three-phase asynchronous motor bearing cap - Google Patents
YBX4 high efficiency flame-proof type three-phase asynchronous motor bearing cap Download PDFInfo
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- CN217335286U CN217335286U CN202220069659.2U CN202220069659U CN217335286U CN 217335286 U CN217335286 U CN 217335286U CN 202220069659 U CN202220069659 U CN 202220069659U CN 217335286 U CN217335286 U CN 217335286U
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Abstract
The utility model discloses an YBX4 high-efficiency explosion-proof three-phase asynchronous motor bearing cap, belonging to the technical field of explosion-proof motors, comprising a bearing inner cap arranged on the inner end surface of a bearing and a bearing outer cap arranged on the outer end surface of the bearing; the bearing outer cover and the bearing inner cover are both circular cover bodies, and the centers of the cover bodies are provided with shaft holes; a shaft surface oil seal is arranged in the abdicating groove; an oil chamber is arranged in the bearing outer cover, and an oil storage tank is arranged in the bearing outer cover; the outer edge of the bearing outer cover is provided with a lug; and the bearing inner cover is provided with an annular groove and a waist-shaped oil groove. The utility model discloses can satisfy YBX4 flame-proof type three-phase asynchronous motor's operation requirement, bearing enclosing cover and bearing inner cup mutually support, not only have great oil storage space, can in time discharge unnecessary grease moreover, effectively protect bearing and motor, improve the life of motor.
Description
Technical Field
The utility model relates to a flame-proof type motor technical field, concretely relates to YBX4 high efficiency flame-proof type three-phase asynchronous motor bearing cap.
Background
The explosion-proof three-phase asynchronous motor generally comprises a stator, a rotor, a rotating shaft, a motor shell, a front end cover, a rear end cover and the like, wherein two ends of the rotating shaft are connected with the front end cover and the rear end cover through bearings. The reliable lubrication of the bearing is a necessary condition for keeping the bearing in an ideal operation condition, and the storage and discharge of the waste grease are timely and thorough, so that the service life of the bearing is directly influenced, and if the waste grease is not properly treated, internal elements of the motor can be polluted, and potential safety hazards are caused. The traditional design method is to arrange the bearing inner cover and the bearing outer cover in front of and behind the bearing, but the structure is single, the sealing performance is poor, only dust, water and other impurities can be prevented from entering the bearing, and the bearing and the motor cannot be effectively protected.
Patent No. CN112003412B discloses an end cover structure of a motor bearing. This end cover structure includes: an end cap comprising a cavity for receiving the motor bearing; and an oil control device comprising an oil control component disposed within the cavity of the end cap and forming a bearing chamber with a bearing outer race and a bearing inner race of the motor bearing for receiving and storing grease. And an oil throwing channel for throwing the grease in the bearing chamber is formed between the oil control part and the end cover. However, the oil storage space of the structure is small, and the use requirement of YBX4 high-efficiency explosion-proof type three-phase asynchronous motor cannot be met.
SUMMERY OF THE UTILITY MODEL
In view of this, the utility model provides an YBX4 high efficiency flame proof type three-phase asynchronous motor bearing cap.
In order to solve the technical problem, the utility model discloses the technical scheme who takes is:
an YBX4 high-efficiency flame-proof type three-phase asynchronous motor bearing cap comprises a bearing inner cap arranged on the inner end face of a bearing and a bearing outer cap arranged on the outer end face of the bearing; the bearing outer cover and the bearing inner cover are both circular cover bodies, and the centers of the cover bodies are provided with shaft holes; a shaft surface oil seal is arranged in the abdicating groove; an oil chamber is arranged in the bearing outer cover, and an oil storage tank is arranged in the bearing outer cover; the outer edge of the bearing outer cover is provided with a lug; and the bearing inner cover is provided with an annular groove and a waist-shaped oil groove.
Furthermore, an oil thrower is arranged on one side, close to the bearing, in the oil chamber.
Furthermore, the lug is a T-shaped boss, and a mounting hole is formed in the middle of the lug.
Furthermore, a wave-shaped spring piece is arranged between the bearing and the bearing outer cover.
Furthermore, an oil discharge hole is arranged below the oil chamber.
The utility model has the advantages that:
the utility model comprises a bearing inner cover and a bearing outer cover, wherein the bearing inner cover and the bearing outer cover are both circular cover bodies, a shaft hole is arranged in the center, one side of the bearing outer cover, which is far away from a bearing, is provided with a abdicating groove, and a shaft surface oil seal is arranged in the abdicating groove; the shaft surface oil seal is abutted against the groove bottom of the abdicating groove to seal lubricating oil. The inside of bearing enclosing cover sets up the oil storage tank, increases the oil storage space. The lower part of bearing enclosing cover sets up grease chamber, and the one side that is close to the bearing in the grease chamber is equipped with the disc, and the below of grease chamber is equipped with the oil drain hole, and the disc throws away the unnecessary grease in the grease chamber, improves the inside cleanliness of motor, and the staff of being convenient for is to the inside maintenance of motor, and waste oil in the grease chamber passes through the oil drain hole and discharges, reduces the risk because of waste oil to the damage that the inside pollution of motor caused, guarantees motor safety and stability and moves. The outer edge of the bearing outer cover is provided with the lug which is a T-shaped boss, the two sides of the lug are provided with slopes, the water storage amount is reduced, and the middle part of the lug is provided with the mounting hole, so that the lug is convenient to mount.
Be equipped with annular groove and waist type oil groove in the bearing, the annular groove is favorable to the bearing heat dissipation when guaranteeing intensity, and waist type oil groove can the oil storage, increases the oil storage space, reinforcing lubricating property. A wave-shaped spring piece is arranged between the bearing and the bearing outer cover, so that the pre-tightening force of the bearing is increased, and the vibration of the motor is reduced.
The utility model discloses can satisfy YBX4 flame-proof type three-phase asynchronous motor's operation requirement, bearing enclosing cover and bearing inner cup mutually support, not only have great oil storage space, can in time discharge unnecessary grease moreover, effectively protect bearing and motor, improve the life of motor.
Drawings
The present invention will be described in further detail with reference to the accompanying drawings.
Fig. 1 is the utility model discloses YBX4 high efficiency flame proof type three-phase asynchronous motor bearing cap's schematic structure diagram.
Fig. 2 is the structural schematic diagram of the high-efficiency explosion-proof three-phase asynchronous motor bearing outer cover of the utility model YBX 4.
Fig. 3 is the cross-sectional view of the utility model discloses YBX4 high efficiency flame-proof type three-phase asynchronous motor bearing enclosing cover.
Fig. 4 is the structure schematic diagram of the high-efficiency explosion-proof three-phase asynchronous motor bearing inner cover of the utility model YBX 4.
The meaning of the respective reference numerals is as follows:
1: bearing inner cover, 2: shaft surface oil seal, 3: bearing outer cover, 4: oil slinger, 5: bolt, 6: wave spring, 7: bearing, 8: lug, 9: oil chamber, 10: oil drain hole, 11: oil reservoir, 12: groove, 13: waist-shaped oil groove, 14: an annular groove.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions of the embodiments of the present invention will be clearly and completely described below with reference to fig. 1 to 4 of the embodiments of the present invention. It is to be understood that the embodiments described are only some of the embodiments of the present invention, and not all of them. All other embodiments, which can be derived by a person skilled in the art from the described embodiments of the present invention, belong to the protection scope of the present invention.
Example 1
Referring to fig. 1-4, the embodiment provides an YBX4 high-efficiency flameproof three-phase asynchronous motor bearing cap, which includes a bearing inner cap 1 disposed on an inner end face of a bearing 7 and a bearing outer cap 3 disposed on an outer end face of the bearing 7; the bearing outer cover 3 and the bearing inner cover 1 are both circular cover bodies, and the centers of the cover bodies are provided with shaft holes; a yielding groove 12 is formed in one side, far away from the bearing 7, of the bearing outer cover 3, and a shaft surface oil seal 2 with the model of V-95 is arranged in the yielding groove 12; an oil chamber 9 is arranged in the bearing outer cover 3, and an oil storage tank 11 is arranged in the bearing outer cover 3; the outer edge of the bearing outer cover 3 is provided with a lug 8; be equipped with annular groove 14 and waist type oil groove 13 on the bearing inner cup 1, waist type oil groove 13's quantity is 4, for rectangular groove, evenly distributed is on bearing inner cup 1.
An oil thrower 4 is arranged on one side of the oil chamber 9 close to the bearing 7.
An oil discharge hole 10 is formed below the oil chamber 9, a bolt 5 is arranged in the oil discharge hole 10, and the oil discharge hole 10 is opened and closed through the bolt 5.
Example 2
Referring to fig. 1-4, the embodiment provides an improvement of an YBX4 high-efficiency flameproof three-phase asynchronous motor bearing cap on the basis of embodiment 1, wherein the lug 8 is a T-shaped boss, a mounting hole is formed in the middle of the lug, and 4 lugs 8 are symmetrically arranged and are convenient to mount and fix. And a wave-shaped spring piece 6 with the model of D200 is arranged between the bearing 7 and the bearing outer cover 3.
In the description of the present invention, it is to be understood that relational terms such as "a," "an," "two," and the like are used solely to separate one entity or operation from another entity or operation without necessarily requiring or implying any actual such relationship or order between such entities or operations. The terms "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," and the like are used in the orientation or positional relationship indicated based on the orientation or positional relationship shown in the drawings for convenience in describing the present invention and to simplify the description, but are not intended to indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the invention.
Although specific embodiments of the present invention have been described, it will be understood by those skilled in the art that the specific embodiments described are illustrative only and are not limiting upon the scope of the invention, and that equivalent modifications and variations can be made by those skilled in the art without departing from the spirit of the invention, which is to be limited only by the claims appended hereto.
Claims (5)
1. An YBX4 high-efficiency flame-proof type three-phase asynchronous motor bearing cap comprises a bearing inner cap arranged on the inner end face of a bearing and a bearing outer cap arranged on the outer end face of the bearing; the bearing outer cover and the bearing inner cover are both circular cover bodies, and the centers of the cover bodies are provided with shaft holes; the method is characterized in that: a shaft surface oil seal is arranged in the abdicating groove; an oil chamber is arranged in the bearing outer cover, and an oil storage tank is arranged in the bearing outer cover; the outer edge of the bearing outer cover is provided with a lug; and the bearing inner cover is provided with an annular groove and a waist-shaped oil groove.
2. The YBX4 high-efficiency explosion-proof type three-phase asynchronous motor bearing cap as claimed in claim 1, characterized in that: and an oil thrower is arranged on one side, close to the bearing, in the oil chamber.
3. The YBX4 high-efficiency explosion-proof type three-phase asynchronous motor bearing cap as claimed in claim 2, characterized in that: the lug is a T-shaped boss, and a mounting hole is formed in the middle of the lug.
4. The YBX4 high-efficiency explosion-proof type three-phase asynchronous motor bearing cap as claimed in claim 3, wherein: and a wave-shaped spring leaf is arranged between the bearing and the outer bearing cover.
5. The YBX4 high-efficiency explosion-proof type three-phase asynchronous motor bearing cap as claimed in claim 4, wherein: an oil discharge hole is arranged below the oil chamber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220069659.2U CN217335286U (en) | 2022-01-12 | 2022-01-12 | YBX4 high efficiency flame-proof type three-phase asynchronous motor bearing cap |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220069659.2U CN217335286U (en) | 2022-01-12 | 2022-01-12 | YBX4 high efficiency flame-proof type three-phase asynchronous motor bearing cap |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217335286U true CN217335286U (en) | 2022-08-30 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220069659.2U Active CN217335286U (en) | 2022-01-12 | 2022-01-12 | YBX4 high efficiency flame-proof type three-phase asynchronous motor bearing cap |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217335286U (en) |
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2022
- 2022-01-12 CN CN202220069659.2U patent/CN217335286U/en active Active
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