CN220570409U - Unmanned vehicle motor output shaft - Google Patents

Abstract

The utility model provides an unmanned vehicle motor output shaft, which comprises a reinforcing component, wherein the bottom and the top of the outer side wall of the output shaft are fixedly connected with bearing inner rings, the outer side walls of the two bearing inner rings are respectively and fixedly connected with a bearing outer ring through a plurality of rollers, the outer side walls of the two bearing outer rings are respectively and fixedly connected with a bottom shell and a top shell, the bearing inner rings rotate under the limit of two clamping blocks through the bearing inner rings, the outer parts of the bearing inner rings are respectively fixed on the bottom shell and the top shell through a plurality of rollers under the limit of a plurality of limiting blocks through a plurality of second screws, the stability of the output shaft during rotation is improved, so that the motor cannot normally work due to abrasion at the connecting part of the components inside the output shaft and the motor during severe vibration, the assembly gear is pulled to move along a fixed block and slide out of the output shaft, the disassembly and the replacement of the assembly gear are completed, the whole output shaft is not required to be replaced, and the replacement cost is low.

Description

Unmanned vehicle motor output shaft

Technical Field

The utility model relates to the technical field of motor output shafts, in particular to an unmanned vehicle motor output shaft.

Background

The output shaft is the primary power take-off, which is the primary component of the output power. It can transmit torque to make the main shaft obtain rotary power, and because it is required to bear large torque and impact load, the component has enough wear resistance and torsion resistance;

the existing motor output shaft is easy to wear at the joint of the motor inner component when encountering strong vibration, so that when the motor cannot work normally, gears on the output shaft are required to be replaced, the gears on the existing motor output shaft are generally of an integrated structure and cannot be detached, when the gears on the output shaft are severely worn, the whole output shaft is required to be replaced, and the replacement cost is high.

Disclosure of Invention

In view of the foregoing, it is desirable to provide an output shaft of an electric motor for an unmanned vehicle that solves or alleviates the technical problems of the prior art, and at least provides an advantageous option.

The technical scheme of the embodiment of the utility model is realized as follows: the motor output shaft of the unmanned aerial vehicle comprises a reinforcing component, wherein the reinforcing component comprises an output shaft, a bearing inner ring, rollers, a bearing outer ring, a bottom shell, a top shell, a first screw and a motor shell;

the outer side wall bottom and the top of output shaft all fixedly connected with bearing inner circle, two the lateral wall of bearing inner circle all rotates through a plurality of rollers and is connected with the bearing outer lane, two the lateral wall of bearing outer lane is fixedly connected with drain pan and top shell respectively, the bottom outside of drain pan is circumference and passes through a plurality of first screw fixedly connected with motor casing, the top welding of motor casing is in the lower surface outside of top shell.

Further preferably, the bottom and the top of the outer side wall of the output shaft are provided with two limiting openings, the inner side walls of the inner rings of the bearings are fixedly connected with two clamping blocks, and the outer side walls of the clamping blocks are slidably connected to the inner side walls of the limiting openings.

Further preferably, the outer side wall of the bearing outer ring is uniformly and fixedly connected with a plurality of limiting blocks around the outer wall, large through holes are formed in the center of the lower surface of the bottom shell and the center of the upper surface of the top shell, a plurality of limiting grooves are formed in the inner side wall of the large through holes, and the outer side walls of the limiting blocks are slidably connected to the inner side walls of the limiting grooves.

Further preferably, the two small threaded holes are formed in the outer side walls of the limiting blocks, the plurality of hidden grooves are formed in the outer side walls of the bottom shell and the top shell around the outer side walls, the two small through holes are formed in the inner bottom wall of the hidden grooves, the inner side walls of the small through holes are corresponding to the inner side walls of the small threaded holes, the second screws are connected to the inner side walls of the small through holes in a sliding mode, and the bottoms of the outer side walls of the second screws are connected to the inner side walls of the small threaded holes in a threaded mode.

Further preferably, both sides of the outer side wall of the output shaft are slidably connected with limiting cylinders, two limiting rings are fixedly connected to one side, close to each other, of each limiting cylinder, the inner side wall of each limiting ring is slidably connected to the outer side wall of the output shaft, an assembly gear is fixedly connected to the middle part of the outer side wall of the output shaft, the top and the bottom of the assembly gear are respectively and rotatably connected to one side, close to each other, of each limiting cylinder, and two sides, close to each other, of each limiting cylinder are respectively and fixedly connected to one side, close to each other, of each bearing inner ring.

Further preferably, the middle part of the inner side wall of the output shaft is fixedly connected with a plurality of fixing blocks, the inner side wall of the assembly gear is provided with a plurality of fixing clamping grooves, and the outer side wall of the fixing blocks is slidably connected to the inner side wall of the fixing clamping grooves.

Further preferably, a first mounting groove is formed in the bottom of the bottom shell, and the inner side wall of the first mounting groove is fixedly connected with a bottom protection cover through a plurality of first screws.

Further preferably, the second mounting groove is formed in the upper surface of the top shell, the top protection cover is fixedly connected to the inner side wall of the second mounting groove through a plurality of second screws, the rotating hole is formed in the center of the upper surface of the top protection cover, the driving shaft is fixedly connected to the top of the output shaft, and the outer side wall of the driving shaft is rotationally connected to the inner side wall of the rotating hole.

By adopting the technical scheme, the embodiment of the utility model has the following advantages:

according to the utility model, the bearing inner ring rotates under the limit of the two clamping blocks, the outer part of the bearing inner ring is rotationally connected with the bearing outer ring through the plurality of rollers, and the bearing outer ring is respectively fixed on the bottom shell and the top shell through the plurality of second screws under the limit of the plurality of limiting blocks, so that the stability of the output shaft in rotation is increased, the situation that the motor cannot normally work due to abrasion at the connecting part of the output shaft and the components inside the motor when the motor is subjected to severe vibration is prevented, the bottom shell is removed by unscrewing the first screws and the second screws when the assembled gear is replaced, the bearing inner ring is driven to move by pulling the bearing outer ring, the limiting cylinder and the limiting ring slide out of the output shaft, and the assembled gear is pulled to move along the fixed block and slide out of the output shaft, so that the disassembly and the replacement of the assembled gear are completed, and the whole output shaft is not required to be replaced, and the replacement cost is low.

The foregoing summary is for the purpose of the specification only and is not intended to be limiting in any way. In addition to the illustrative aspects, embodiments, and features described above, further aspects, embodiments, and features of the present utility model will become apparent by reference to the drawings and the following detailed description.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings that are required in the embodiments or the technical descriptions will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a view angle block diagram of the present utility model;

FIG. 2 is a view of another view of the present utility model;

FIG. 3 is a block diagram of a bottom shell and bearing outer race of the present utility model;

fig. 4 is a block diagram of the output shaft and bearing inner race of the present utility model.

Reference numerals: 1. a reinforcement assembly; 11. an output shaft; 12. a bearing inner ring; 13. a roller; 14. a bearing outer ring; 15. a bottom case; 16. a top shell; 17. a first screw; 18. a motor housing; 19. a large through hole; 20. a limit opening; 21. a clamping block; 22. a limiting block; 23. a limit groove; 24. a small threaded hole; 25. hiding the groove; 26. a small through hole; 27. a second screw; 28. a limiting cylinder; 29. a limiting ring; 30. assembling a gear; 31. a fixed block; 32. a fixing slot; 33. a first mounting groove; 34. a first screw; 35. a bottom protective cover; 36. a second mounting groove; 37. a second screw; 38. a top protective cover; 39. a turning hole; 40. a drive shaft.

Detailed Description

Hereinafter, only certain exemplary embodiments are briefly described. As will be recognized by those of skill in the pertinent art, the described embodiments may be modified in various different ways without departing from the spirit or scope of the present utility model. Accordingly, the drawings and description are to be regarded as illustrative in nature and not as restrictive.

Embodiments of the present utility model will be described in detail below with reference to the accompanying drawings.

As shown in fig. 1-4, an embodiment of the present utility model provides an output shaft of a motor of an unmanned vehicle, which comprises a reinforcement assembly 1, wherein the reinforcement assembly 1 comprises an output shaft 11, a bearing inner ring 12, rollers 13, a bearing outer ring 14, a bottom shell 15, a top shell 16, a first screw 17 and a motor shell 18;

the bottom and the top of the outer side wall of the output shaft 11 are fixedly connected with bearing inner rings 12, the outer side walls of the two bearing inner rings 12 are rotatably connected with bearing outer rings 14 through a plurality of rollers 13, the outer side walls of the two bearing outer rings 14 are respectively fixedly connected with a bottom shell 15 and a top shell 16, the outer side of the bottom shell 15 is circumferentially fixedly connected with a motor shell 18 through a plurality of first screws 17, and the top of the motor shell 18 is welded on the outer side of the lower surface of the top shell 16.

In one embodiment, two limiting ports 20 are formed in the bottom and the top of the outer side wall of the output shaft 11, two clamping blocks 21 are fixedly connected to the inner side walls of the two bearing inner rings 12, the outer side walls of the clamping blocks 21 are slidably connected to the inner side walls of the limiting ports 20, and the clamping blocks 21 slide on the limiting ports 20 through the clamping blocks 21, so that the clamping blocks 21 are limited.

In one embodiment, the outer side wall of the bearing outer ring 14 is uniformly and fixedly connected with a plurality of limiting blocks 22 around the outer wall, the center of the lower surface of the bottom shell 15 and the center of the upper surface of the top shell 16 are both provided with large through holes 19, the inner side wall of each large through hole 19 is provided with a plurality of limiting grooves 23, the outer side wall of each limiting block 22 is slidably connected to the inner side wall of each limiting groove 23, and the limiting blocks 22 slide in the limiting grooves 23 through the limiting blocks 22, so that the limiting blocks 22 are limited.

In one embodiment, two small threaded holes 24 are formed in the outer side walls of the plurality of limiting blocks 22, a plurality of hiding grooves 25 are formed in the outer side walls of the bottom shell 15 and the top shell 16 around the outer side walls, two small through holes 26 are formed in the inner bottom walls of the plurality of hiding grooves 25, the inner side walls of the small through holes 26 correspond to the inner side walls of the small threaded holes 24, second screws 27 are slidably connected to the inner side walls of the small through holes 26, the bottoms of the outer side walls of the second screws 27 are in threaded connection with the inner side walls of the small threaded holes 24, and the plurality of limiting blocks 22 are respectively fixed on the bottom shell 15 and the top shell 16 through the second screws 27, so that the bearing outer ring 14 on the limiting blocks 22 is fixed.

In one embodiment, two sides of the outer side wall of the output shaft 11 are both slidably connected with limiting barrels 28, one side, close to each other, of each of the two limiting barrels 28 is fixedly connected with a limiting ring 29, the inner side wall of each limiting ring 29 is slidably connected to the outer side wall of the output shaft 11, the middle part of the outer side wall of the output shaft 11 is fixedly connected with an assembly gear 30, the top and the bottom of the assembly gear 30 are respectively rotationally connected to one side, close to each other, of the two limiting barrels 28, one side, close to each other, of the two bearing inner rings 12 is respectively fixedly connected to one side, close to each other, of each of the two limiting barrels 28, and the assembly gear 30 is rotationally arranged between the two limiting rings 29 through the assembly gear 30, so that the assembly gear 30 is limited.

In one embodiment, the middle part of the inner side wall of the output shaft 11 is fixedly connected with a plurality of fixing blocks 31, the inner side wall of the assembly gear 30 is provided with a plurality of fixing clamping grooves 32, the outer side wall of the fixing block 31 is slidably connected to the inner side wall of the fixing clamping groove 32, and the fixing block 31 slides in the fixing clamping groove 32 through the fixing block 31, so that the fixing block 31 is limited.

In one embodiment, the bottom of the bottom shell 15 is provided with a first mounting groove 33, the inner side wall of the first mounting groove 33 is fixedly connected with a bottom protection cover 35 through a plurality of first screws 34, and the bottom protection cover 35 protects the inner bearing, so that particles such as dust can be prevented from entering the bearing to damage the bearing.

In one embodiment, the upper surface of the top shell 16 is provided with a second mounting groove 36, the inner side wall of the second mounting groove 36 is fixedly connected with a top protection cover 38 through a plurality of second screws 37, the center of the upper surface of the top protection cover 38 is provided with a rotating hole 39, the top of the output shaft 11 is fixedly connected with a driving shaft 40, the outer side wall of the driving shaft 40 is rotationally connected to the inner side wall of the rotating hole 39, and the inner bearing is protected through the top protection cover 38, so that particles such as dust can be prevented from entering the bearing to damage the bearing.

The utility model works when in work: when the motor inner assembly drives the output shaft 11 to rotate, the bearing inner rings 12 on two sides are driven to rotate under the limit of the two clamping blocks 21, the bearing outer ring 14 connected with the bearing inner rings 12 in a rotating way is driven by the plurality of rollers 13, the bearing inner rings 12 are respectively fixed on the bottom shell 15 and the top shell 16 under the limit of the plurality of limiting blocks 22 through the plurality of second screws 27, so that abrasion at the connecting part of the output shaft 11 and the motor inner assembly is prevented when the motor inner assembly is subjected to severe vibration, the stability of the rotation of the output shaft 11 is improved, when the assembly gear 30 on the output shaft 11 is replaced, the first screws 17 and the second screws 27 are unscrewed through tools, the bottom shell 15 is pulled to slide out of the limiting grooves 23 on the bottom shell 15 through the limiting blocks 22 on the bearing outer ring 14, the bearing inner ring 12 is pulled to move through the bearing outer ring 14, the limiting cylinders 28 and the limiting rings 29 on the bearing inner ring 12 are slid out of the output shaft 11, the limit of the assembly gear 30 is further released, the assembly gear 30 is pulled to move along the fixing block 31, the assembly gear 30 is further slid out of the output shaft 11, the assembly gear 30 is removed, and the assembly gear 30 is replaced on the fixing block 31 on the output shaft 11, and the outer side of the assembly gear is replaced, and the assembly gear is replaced simply.

The foregoing is merely illustrative of the present utility model, and the present utility model is not limited thereto, and any person skilled in the art will readily recognize that various changes and substitutions are possible within the scope of the present utility model. Therefore, the protection scope of the present utility model shall be subject to the protection scope of the claims.

Claims (8)

1. An unmanned vehicle motor output shaft, its characterized in that: the motor comprises a reinforcing component (1), wherein the reinforcing component (1) comprises an output shaft (11), a bearing inner ring (12), rollers (13), a bearing outer ring (14), a bottom shell (15), a top shell (16), a first screw (17) and a motor shell (18);

the bearing is characterized in that bearing inner rings (12) are fixedly connected to the bottom and the top of the outer side wall of an output shaft (11), bearing outer rings (14) are rotatably connected to the outer side wall of each bearing inner ring (12) through a plurality of rollers (13), bottom shells (15) and top shells (16) are fixedly connected to the outer side wall of each bearing outer ring (14), motor shells (18) are fixedly connected to the outer side of the bottom of each bottom shell (15) through a plurality of first screws (17) in a circumferential manner, and the tops of the motor shells (18) are welded to the outer side of the lower surface of each top shell (16).

2. An unmanned vehicle motor output shaft as set forth in claim 1, wherein: two limiting ports (20) are formed in the bottom and the top of the outer side wall of the output shaft (11), two clamping blocks (21) are fixedly connected to the inner side wall of the bearing inner ring (12), and the outer side wall of each clamping block (21) is slidably connected to the inner side wall of each limiting port (20).

3. An unmanned vehicle motor output shaft as set forth in claim 1, wherein: the outer side wall of bearing outer lane (14) evenly fixedly connected with a plurality of stopper (22) around the outer wall, big through-hole (19) have all been seted up in the lower surface center department of drain pan (15) and the upper surface center department of top shell (16), a plurality of spacing recess (23) have been seted up to the inside wall of big through-hole (19), the outer side wall sliding connection of stopper (22) is in the inside wall of spacing recess (23).

4. A drone vehicle motor output shaft as set forth in claim 3 wherein: two little screw holes (24) have all been seted up to a plurality of stopper (22) lateral wall, a plurality of hidden groove (25) have all been seted up around the lateral wall to the lateral wall of drain pan (15) and top shell (16), a plurality of two little through-holes (26) have all been seted up to the interior bottom wall in hidden groove (25), the inside wall of little through-hole (26) is corresponding with the inside wall of little screw hole (24), the inside wall sliding connection of little through-hole (26) has second screw (27), the lateral wall bottom threaded connection of second screw (27) is in the inside wall of little screw hole (24).

5. An unmanned vehicle motor output shaft as set forth in claim 1, wherein: limiting barrels (28) are slidably connected to two sides of the outer side wall of the output shaft (11), limiting rings (29) are fixedly connected to the surfaces, close to each other, of the two limiting barrels (28), the inner side walls of the limiting rings (29) are slidably connected to the outer side wall of the output shaft (11), the middle part of the outer side wall of the output shaft (11) is fixedly connected with an assembly gear (30), the top and the bottom of the assembly gear (30) are respectively and rotatably connected to one side, close to two limiting rings (29), of each limiting cylinder (28), and one side, far away from each limiting cylinder, of each limiting cylinder is respectively and fixedly connected to one side, close to two bearing inner rings (12).

6. An unmanned vehicle motor output shaft as set forth in claim 5, wherein: the middle part of the inner side wall of the output shaft (11) is fixedly connected with a plurality of fixed blocks (31), a plurality of fixed clamping grooves (32) are formed in the inner side wall of the assembly gear (30), and the outer side wall of the fixed blocks (31) is slidably connected to the inner side wall of the fixed clamping grooves (32).

7. An unmanned vehicle motor output shaft as set forth in claim 1, wherein: the bottom of drain pan (15) has seted up first mounting groove (33), the inside wall of first mounting groove (33) is through a plurality of first screw (34) fixedly connected with bottom protective cover (35).

8. An unmanned vehicle motor output shaft as set forth in claim 1, wherein: the upper surface of top shell (16) has seted up second mounting groove (36), the inside wall of second mounting groove (36) is through a plurality of second screw (37) fixedly connected with top protective cover (38), the upper surface center department of top protective cover (38) has seted up change hole (39), the top fixedly connected with drive shaft (40) of output shaft (11), the outside wall rotation of drive shaft (40) is connected in the inside wall of change hole (39).