CN216625509U - Integrated ice crusher motor - Google Patents
Integrated ice crusher motor Download PDFInfo
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- CN216625509U CN216625509U CN202123250671.8U CN202123250671U CN216625509U CN 216625509 U CN216625509 U CN 216625509U CN 202123250671 U CN202123250671 U CN 202123250671U CN 216625509 U CN216625509 U CN 216625509U
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- motor
- shaft
- reduction gearbox
- ball bearing
- bearing
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Abstract
An integrated ice crusher motor comprises a motor and a reduction gearbox integrated with the motor, wherein a worm meshed with a plastic gear is formed by a part of a motor shaft in the motor, which extends into the reduction gearbox, an installation mechanism is arranged in the motor and comprises an oil-containing bearing arranged on a motor tail cover and a ball bearing arranged on the reduction gearbox, a first shaft retainer ring and a second shaft retainer ring which are sleeved on the motor shaft and used for fixing the ball bearing are respectively arranged on two sides of the ball bearing, the motor shaft and a positioning bearing of the reduction gearbox can be well concentric, an annular bearing press plate sleeved on the motor shaft and used for fixing the ball bearing is arranged on one side of the ball bearing, which is opposite to the reduction gearbox, and the inner ring of the annular bearing press plate and the outer periphery of the second shaft retainer ring keep a certain gap, so that the motor and the reduction gearbox are integrated, a front end cover of the motor is cancelled, and the front end cover of the motor and the reduction gearbox are designed into a whole, reduce assembly error, the noise is little, and the cooperation centre-to-centre spacing of worm and plastic gear is stable.
Description
Technical Field
The utility model relates to the technical field of motors, in particular to an integrated ice crusher motor.
Background
The ice crusher motor of the prior art, the motor and the reduction gearbox thereof are of a split structure, as shown in fig. 1, the existing split ice crusher motor comprises a motor 100 and a reduction gearbox 200 connected with the motor 100, a motor shaft 101 driven by the motor 100 is arranged in the motor 100, a worm 102 is formed by the part of the motor shaft 101 extending into the worm gear reduction gearbox 200, a helical gear 201 meshed and connected with the worm 102 is arranged in the worm gear reduction gearbox 200, a front end cover 103 of the motor 100 is connected with a flange of the reduction gearbox 200, and screws are locked, however, the ice crusher motor of the split structure has large assembly error due to the combination of the two parts of the motor 100 and the reduction gearbox 200, the motor shaft 101 and a positioning bearing of the reduction gearbox 200 cannot be perfectly concentric, so that the noise is large, the matching center distance between the worm 102 and the helical gear 201 randomly changes, and the ball bearing 104 at the front end of the motor 100 must be connected with the reduction gearbox 200 and locked tightly to fix the ice crusher motor, the ball bearing 104 is easily damaged during assembly, the assembly clearance is not well controlled, the ball bearing 104 cannot be well fixed, and the ball bearing 104 has the problems of clearance and the like.
SUMMERY OF THE UTILITY MODEL
The utility model aims to overcome the defects of the prior art, provides an integrated ice crusher motor, and aims to overcome the defects that the assembly error is large, the motor shaft and the positioning bearing of the reduction gearbox cannot be perfectly concentric, the noise is large, the matching center distance of a worm and a helical gear is randomly changed and the like due to the fact that the motor and the reduction gearbox are combined together in the existing ice crusher motor with a split structure.
The utility model is realized in such a way, and provides an integrated ice crusher motor, which comprises a motor and a reduction gearbox integrally formed with the motor, wherein a motor shaft driven by the motor is arranged in the motor, a worm is formed at the part of the motor shaft extending into the reduction gearbox, a plastic gear meshed and connected with the worm is arranged in the reduction gearbox, an installation mechanism for installing the motor shaft is arranged in the motor, the installation mechanism comprises an oil-containing bearing arranged on a motor tail cover and a ball bearing arranged on the reduction gearbox, a first shaft retaining ring and a second shaft retaining ring which are sleeved on the motor shaft and used for fixing the ball bearing are respectively arranged on the two sides of the ball bearing, the first shaft retaining ring and the second shaft retaining ring are respectively abutted against the two sides of the ball bearing, and one side of the ball bearing, opposite to the reduction gearbox, is provided with a first shaft retaining ring and a second shaft retaining ring which are sleeved on the motor shaft and used for fixing the ball bearing And the inner ring of the annular bearing pressure plate and the outer periphery of the second shaft check ring keep a certain gap.
Furthermore, a first annular groove matched with the first shaft retainer ring and a second annular groove matched with the second shaft retainer ring are formed in the outer periphery of the motor shaft, the first shaft retainer ring is sleeved in the first annular groove, and the second shaft retainer ring is sleeved in the second annular groove.
Further, the inner ring of the first shaft retainer ring is attached to the first annular groove, the outer periphery of the first shaft retainer ring extends out of the outer periphery of the motor shaft, the inner ring of the second shaft retainer ring is attached to the second annular groove, and the outer periphery of the second shaft retainer ring extends out of the outer periphery of the motor shaft.
Furthermore, the annular bearing pressing plate is fixedly arranged on the reduction gearbox through two fixing screws and abuts against the ball bearing.
Further, the inner ring of the ball bearing is attached to the outer ring of the motor shaft, and the outer ring of the ball bearing is arranged on the reduction gearbox.
Furthermore, the oil bearing is fixed on the motor tail cover through a bearing clamp, one end of the motor shaft is inserted into the inner ring of the oil bearing in an interference mode, and the other end of the motor shaft penetrates through the inner ring of the ball bearing and extends into the reduction gearbox to be meshed and connected with the plastic gear.
Further, the reduction gearbox is a cast aluminum reduction gearbox.
The utility model has the beneficial effects that: the utility model provides an integrated ice crusher motor, which comprises a motor and a reduction gearbox integrated with the motor, wherein a motor shaft driven by the motor is arranged in the motor, a worm is formed at the part of the motor shaft extending into the reduction gearbox, a plastic gear meshed and connected with the worm is arranged in the reduction gearbox, an installation mechanism for installing the motor shaft is arranged in the motor, the installation mechanism comprises an oil-containing bearing arranged on a motor tail cover and a ball bearing arranged on the reduction gearbox, a first shaft retaining ring and a second shaft retaining ring which are sleeved on the motor shaft and used for fixing the ball bearing are respectively arranged at the two sides of the ball bearing, the first shaft retaining ring and the second shaft retaining ring are respectively abutted against the two sides of the ball bearing to play a role of fixing the ball bearing, the ball bearing is stably fixed in a bearing chamber, the assembly is convenient, the ball bearing cannot be damaged, and the motor shaft and a positioning bearing of the reduction gearbox can be well kept concentric, the noise is reduced, one side of the ball bearing, which is opposite to the reduction gearbox, is provided with an annular bearing pressure plate which is sleeved on the motor shaft and used for fixing the ball bearing, the inner ring of the annular bearing pressure plate and the outer periphery of the retaining ring for the second shaft keep a certain gap, thus, the motor and the reduction box are integrally formed, the front end cover of the motor is eliminated, the front end cover of the motor and the reduction box are designed into a whole, the assembly error is reduced, the noise is low, the matching center distance between the worm and the plastic gear is stable, meanwhile, the annular bearing pressing plate plays a role of fixing the ball bearing, so that the ball bearing has no problem of axial clearance, the problem of the existing split-type structure of the ice crusher motor is effectively solved, the motor and the reduction gearbox are combined together, so that the assembly error is large, the motor shaft and the positioning bearing of the reduction gearbox cannot be concentric well, the noise is large, the matching center distance between the worm and the helical gear changes randomly, and the like.
Drawings
In order to more clearly illustrate the technical solution of the present invention, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.
Fig. 1 is a schematic structural diagram of a motor of a conventional split ice crusher.
Fig. 2 is a schematic structural diagram of an integrated ice crusher motor according to an embodiment of the present invention.
Fig. 3 is an enlarged schematic view at a in fig. 2.
Fig. 4 is another angle structure diagram of the motor of the integrated ice crusher according to an embodiment of the present invention.
Fig. 5 is a schematic structural diagram of an annular bearing pressing plate of the integrated ice crusher motor according to an embodiment of the present invention.
Detailed Description
In order to make the technical problems, technical solutions and advantageous effects solved by the present invention more clearly apparent, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the utility model and are not intended to limit the utility model.
As shown in fig. 2, 3, 4 and 5, an embodiment of the present invention provides an integrated ice crusher motor, including a motor 10 and a reduction gearbox 20 integrally formed with the motor 10, wherein a motor shaft 11 driven by the motor 10 is disposed in the motor 10, a worm 12 is formed at a portion of the motor shaft 11 extending into the reduction gearbox 20, a plastic gear 21 engaged with the worm 12 is disposed in the reduction gearbox 20, an installation mechanism (not shown) for installing the motor shaft 11 is disposed in the motor 10, the installation mechanism includes an oil-containing bearing 13 disposed on a tail cover of the motor 10 and a ball bearing 14 disposed on the reduction gearbox 20, a first shaft retainer 15 and a second shaft retainer 16 sleeved on the motor shaft 11 and used for fixing the ball bearing 14 are disposed on two sides of the ball bearing 14, and the first shaft retainer 15 and the second shaft retainer 16 respectively abut against two ball bearings 14 of the ball bearing 14 The side of the motor shaft 11 is provided with an annular bearing pressure plate 17 which is arranged on the motor shaft 11 and is used for fixing the ball bearing 14, the inner ring of the annular bearing pressure plate 17 and the outer periphery of the second shaft retainer ring 16 keep a certain gap, so that the motor 10 and the reduction gearbox 20 are integrally formed, the front end cover of the motor 10 is omitted, the front end cover of the motor 10 and the reduction gearbox 20 are designed into a whole, the assembly error is reduced, the noise is low, the matching center distance between the worm 12 and the plastic gear 21 is stable, meanwhile, the annular bearing pressing plate 17 can further play a role in fixing the ball bearing 14, so that the ball bearing 14 has no problem of axial clearance.
In this embodiment, the outer periphery of the motor shaft 11 is provided with a first annular groove (not shown) adapted to the first shaft retainer 15 and a second annular groove (not shown) adapted to the second shaft retainer 16, the first shaft retainer 15 is fitted in the first annular groove, and the second shaft retainer 16 is fitted in the second annular groove. The first shaft retainer 15 and the second shaft retainer 16 can function to limit the ball bearing 14.
In this embodiment, the inner ring of the first shaft retainer 15 is attached to the first annular groove, the outer periphery of the first shaft retainer 15 extends out of the outer periphery of the motor shaft 11, the inner ring of the second shaft retainer 16 is attached to the second annular groove, and the outer periphery of the second shaft retainer 16 extends out of the outer periphery of the motor shaft 11.
In this embodiment, the oil contained in the oil-containing bearing 13 can increase the friction between the motor shaft 11 and the oil-containing bearing 13, so as to increase the rotation resistance of the worm 12, and the oil-containing bearing 13 can be reversed and automatically aligned, so that the motor shaft 11 is easy to assemble.
In this embodiment, the annular bearing pressing plate 17 is fixedly disposed on the reduction gearbox 20 through two fixing screws 18, the annular bearing pressing plate 17 abuts against the ball bearing 14, two fixing holes 171 are disposed on the annular bearing pressing plate 1 and are adapted to the fixing screws 18, and the annular bearing pressing plate 17 can further fix the ball bearing 14, so that the ball bearing 14 has no problem of axial clearance.
In this embodiment, the inner ring of the ball bearing 14 is attached to the outer ring of the motor shaft 11, and the outer ring of the ball bearing 14 is disposed on the reduction gearbox 20.
In this embodiment, the oil bearing 13 is fixed on the tail cover of the motor 10 through a bearing clamp 19, one end of the motor shaft 11 is inserted into the inner ring of the oil bearing 13 in an interference manner, and the other end of the motor shaft 11 penetrates through the inner ring of the ball bearing 14 and extends into the reduction gearbox 20 to be meshed with the plastic worm wheel 21.
The utility model has the beneficial effects that: the utility model provides an integrated ice crusher motor, which comprises a motor and a reduction gearbox integrated with the motor, wherein a motor shaft driven by the motor is arranged in the motor, a worm is formed at the part of the motor shaft extending into the reduction gearbox, a plastic gear meshed and connected with the worm is arranged in the reduction gearbox, an installation mechanism for installing the motor shaft is arranged in the motor, the installation mechanism comprises an oil-containing bearing arranged on a motor tail cover and a ball bearing arranged on the reduction gearbox, a first shaft retaining ring and a second shaft retaining ring which are sleeved on the motor shaft and used for fixing the ball bearing are respectively arranged at the two sides of the ball bearing, the first shaft retaining ring and the second shaft retaining ring are respectively abutted against the two sides of the ball bearing to play a role of fixing the ball bearing, the ball bearing is stably fixed in a bearing chamber, the assembly is convenient, the ball bearing cannot be damaged, and the motor shaft and a positioning bearing of the reduction gearbox can be well kept concentric, the noise is reduced, one side of the ball bearing, which is opposite to the reduction gearbox, is provided with an annular bearing pressure plate which is sleeved on the motor shaft and used for fixing the ball bearing, the inner ring of the annular bearing pressure plate and the outer periphery of the retaining ring for the second shaft keep a certain gap, thus, the motor and the reduction box are integrally formed, the front end cover of the motor is eliminated, the front end cover of the motor and the reduction box are designed into a whole, the assembly error is reduced, the noise is low, the matching center distance between the worm and the plastic gear is stable, meanwhile, the annular bearing pressing plate plays a role in fixing the ball bearing, so that the ball bearing has no axial clearance, the problem of the existing split-type ice crusher motor is effectively solved, the motor and the reduction gearbox are combined together, so that the assembly error is large, the motor shaft and the positioning bearing of the reduction gearbox cannot be concentric well, the noise is large, the matching center distance between the worm and the helical gear changes randomly, and the like.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the utility model, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.
Claims (7)
1. The integrated ice crusher motor is characterized by comprising a motor and a reduction gearbox integrally formed with the motor, wherein a motor shaft driven by the motor is arranged in the motor, a worm is formed by a part of the motor shaft extending into the reduction gearbox, a plastic gear meshed with the worm is arranged in the reduction gearbox, an installation mechanism for installing the motor shaft is arranged in the motor, the installation mechanism comprises an oil bearing arranged on a motor tail cover and a ball bearing arranged on the reduction gearbox, a first shaft retaining ring and a second shaft retaining ring which are sleeved on the motor shaft and used for fixing the ball bearing are respectively arranged on two sides of the ball bearing, the first shaft retaining ring and the second shaft retaining ring are respectively abutted to two sides of the ball bearing, and an annular retaining ring which is sleeved on the motor shaft and used for fixing the ball bearing is arranged on one side of the ball bearing, opposite to the reduction gearbox, is arranged on the motor shaft And a bearing pressure plate, wherein a certain gap is kept between the inner ring of the annular bearing pressure plate and the outer periphery of the second shaft retainer ring.
2. The integrated ice crusher motor according to claim 1, wherein the outer periphery of the motor shaft is provided with a first annular groove adapted to the first shaft retainer ring and a second annular groove adapted to the second shaft retainer ring, the first shaft retainer ring is sleeved in the first annular groove, and the second shaft retainer ring is sleeved in the second annular groove.
3. The integrated ice crusher motor of claim 2, wherein the inner ring of the first shaft retainer ring abuts the first annular groove, the outer periphery of the first shaft retainer ring extends beyond the outer periphery of the motor shaft, the inner ring of the second shaft retainer ring abuts the second annular groove, and the outer periphery of the second shaft retainer ring extends beyond the outer periphery of the motor shaft.
4. The integrated ice crusher motor according to claim 1, wherein the annular bearing pressing plate is fixedly arranged on the reduction gearbox through two fixing screws and the annular bearing pressing plate abuts against the ball bearing.
5. The integrated ice crusher motor according to claim 1, wherein the ball bearing inner race is attached to the outer race of the motor shaft, the ball bearing outer race being disposed on the reduction gearbox.
6. The integrated ice crusher motor according to claim 1, wherein the oil-retaining bearing is fixed on the motor tail cover through a bearing clamp, one end of the motor shaft is inserted into an inner ring of the oil-retaining bearing in an interference manner, and the other end of the motor shaft penetrates through the inner ring of the ball bearing and extends into the reduction box to be meshed with the plastic gear.
7. The integrated ice crusher motor according to claim 1, wherein the reduction gearbox is a cast aluminum reduction gearbox.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123250671.8U CN216625509U (en) | 2021-12-22 | 2021-12-22 | Integrated ice crusher motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123250671.8U CN216625509U (en) | 2021-12-22 | 2021-12-22 | Integrated ice crusher motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216625509U true CN216625509U (en) | 2022-05-27 |
Family
ID=81704821
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123250671.8U Active CN216625509U (en) | 2021-12-22 | 2021-12-22 | Integrated ice crusher motor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216625509U (en) |
-
2021
- 2021-12-22 CN CN202123250671.8U patent/CN216625509U/en active Active
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