Anti-overloading motor with novel bearing

Abstract

The invention relates to the technical field of motors, and discloses an anti-overloading type motor with a novel bearing, the device comprises a motor part, a bearing main body and a motor shaft rotatably mounted on one side of the motor part, the bottom of the motor part is fixedly connected with a support, and the device further comprises a protection device fixedly mounted on one side of the top of the support, one side, close to the motor shaft, of the motor part is fixedly connected with a motor cover; the insulation assembly is arranged on the outer side of the bearing main body, the insulation assembly comprises a left bearing cover and a right bearing cover, and an oil injection assembly is arranged in the left bearing cover; the oil injection assembly comprises an oil injection pipe and a rotating rod, the oil injection pipe is fixedly installed on the upper portion of one side of the left bearing cover, the rotating rod is rotationally connected with the left bearing cover, and one end of the oil injection pipe penetrates through the left bearing cover to be fixedly connected with a fixing ring. And the efficiency of lubricating oil injection operation is reduced.

Description

Technical Field

[0001] The present invention relates to the technical field of motors, and in particular to an overload-proof motor with a novel bearing. Background Art

[0002] The shaft current generated during the operation of the motor causes electrical corrosion to the bearing installed in the end cover, corroding the smooth working surface of the bearing into scars and unevenness, resulting in increased energy consumption, increased noise and shortened service life of the motor. Therefore, corresponding insulating bearing sleeves are required for protection. In addition, when refueling the existing bearings through the oil filling holes, it is not convenient to accurately and evenly inject the lubricating oil into the bearings.

[0003] For example, an insulating bearing sleeve structure for a vertical motor with a publication number of CN217010542U comprises a shaft, a bearing, an outer end cover of a bearing, an inner end cover of a bearing, an insulating bearing sleeve assembly, and a motor end cover; the bearing sleeve is mounted on the end of the shaft, and a bearing insulating assembly is arranged on the outer side of the bearing; the bearing insulating assembly comprises an inner bearing sleeve, an outer bearing sleeve, an insulating layer and an insulating gasket, the inner bearing sleeve is fixedly connected to the upper end cover and the lower end cover of the bearing, and the outer bearing sleeve is fixedly connected to the motor end cover; the inner bearing sleeve is installed in the inner ring of the outer bearing sleeve, and an insulating layer is arranged between the outer bearing sleeve and the inner bearing sleeve; an outward annular protrusion is arranged on the upper end of the inner bearing sleeve, and an insulating gasket is arranged between the annular protrusion and the outer bearing sleeve, and the inner bearing sleeve and the outer bearing sleeve are separated by the insulating layer, blocking the shaft current from forming a loop, thereby protecting the bearing and extending the service life of the bearing. However, when the motor bearing is subsequently added with lubricating oil, it is not convenient to add the lubricating oil to the internal rotation of the bearing more evenly and accurately, which reduces the efficiency of the lubricating oil filling operation and has certain defects.

[0004] Therefore, an overload-proof motor with a novel bearing is proposed to solve the above-mentioned problems. Summary of the invention

[0005] The object of the present invention is to provide an overload-proof motor with a novel bearing, so as to solve the problem that when adding lubricating oil, it is not convenient to add the lubricating oil to the rotating part inside the bearing relatively evenly, thereby reducing the efficiency of the lubricating oil filling operation.

[0006] To achieve the above object, the present invention provides the following technical solution: an overload-proof motor with a novel bearing, comprising a motor part, a bearing body and a motor shaft rotatably mounted on one side of the motor part, wherein a support is fixedly connected to the bottom of the motor part; Also includes: The protective device is fixedly mounted on one side of the top of the support, the bearing body is fixedly mounted on the outside of the motor shaft, and a motor cover is fixedly connected to one side of the motor part close to the motor shaft; An insulating assembly is arranged on the outside of the bearing body, and the insulating assembly includes a left bearing cap and a right bearing cap, and the left bearing cap and the right bearing cap are both fixedly connected to the outer ring of the bearing body; An oil injection assembly is arranged inside the left bearing cover, and the oil injection assembly includes an oil injection pipe and a rotating rod; The oil filling pipe is fixedly installed on the upper part of one side of the left bearing cover, the rotating rod is rotatably connected to the left bearing cover, one end of the oil filling pipe passes through the left bearing cover and is fixedly connected to a fixing ring, the outer side of the rotating rod is fixedly connected to a gear, the inner side of the fixing ring is rotatably installed with a rotating ring, the inner side of the rotating ring is fixedly connected to a gear ring, and the gear is meshingly connected with the gear ring; The fixing ring is symmetrically fixedly installed with connecting pipes on one side close to the bearing body, and the connecting pipes are no less than six. An annular strip is fixedly connected between adjacent connecting pipes. The rotating rod is externally threadedly connected with an adjusting sleeve on one side close to the bearing body. The top of the adjusting sleeve is fixedly connected with a fixing block, and one side of the fixing block is fixedly connected with a spring 1. The end of the spring away from the fixed block is fixedly connected with a connecting strip, the bottom of the annular strip is provided with an annular groove, the connecting strip abuts against the annular groove, the fixed block is slidably connected with the annular groove, a positioning strip is fixedly connected between adjacent adjustment sleeves, and the end of the adjustment sleeve away from the rotating rod is provided with an arc groove; An arc-shaped groove is also provided on one side of the positioning strip close to the bearing body, a connecting tube is slidably installed inside the arc-shaped groove, a smoothing brush is slidably installed inside the connecting tube, a sliding sleeve is fixedly connected to the top of the connecting tube, the sliding sleeve is sleeved on the outside of the connecting tube, and the sliding sleeve is slidably connected to the connecting tube.

[0007] Preferably, the inner ring of the bearing body is fixedly connected to the motor shaft, the oil filling pipe is L-shaped, the other end of the oil filling pipe is located outside the left bearing cover, and the gear is located inside the left bearing cover.

[0008] By adopting the above technical solution, the rotating oil spraying of the connecting pipe and the approaching and rotating evenly spreading of the lubricating oil by the spreading brush are realized, which facilitates the efficient and even oiling operation of the bearing body.

[0009] Preferably, a cavity one is opened inside the fixed circle, a cavity two is opened inside the rotating circle, the oil filling pipe is connected with cavity one, the cavity one is connected with cavity two, and the cavity two is connected with the connecting pipe.

[0010] By adopting the above technical solution, the operator connects the external oil filling device to the oil filling pipe, and the lubricating oil enters the fixed ring through the oil filling pipe, and enters the connecting pipe from the fixed ring through the rotating ring, and finally sprays out from the connecting pipe.

[0011] Preferably, the connecting pipes are arranged in an array, the number of the fixing blocks is the same as that of the adjusting sleeves, only one connecting strip is provided, and the spring 1 is located inside the annular groove.

[0012] By adopting the above technical solution, multiple connecting pipes arranged in an array can facilitate rapid oil spraying on the bearing body.

[0013] Preferably, there are no less than six arc-shaped grooves, and the plurality of arc-shaped grooves can form a circular ring. A sliding column is fixedly connected to one side of the connecting tube close to the adjusting sleeve, and the sliding column is slidably connected to the arc-shaped groove.

[0014] By adopting the above technical solution, the rotation of the connecting pipe drives the sliding sleeve and the connecting tube to rotate, and the connecting tube slides inside the arc groove, so that the connecting tube also drives the smoothing brush to rotate, thereby realizing the rotation of the connecting pipe for oil injection.

[0015] Preferably, a second spring is installed inside the connecting tube, one end of the second spring is fixedly connected to the inner wall of the connecting tube, and the other end of the second spring is fixedly connected to the smoothing brush.

[0016] By adopting the above technical solution, the rotation of the rotating rod drives the topmost adjusting sleeve to move horizontally, the movement of the adjusting sleeve drives the connecting tube to move, and the connecting tube drives the sliding sleeve and the smoothing brush to move, so that the smoothing brush can approach and smoothen the surface.

[0017] Preferably, the number of the smoothing brushes is the same as that of the adjusting sleeve, a fixing strip is installed on the top of the connecting tube, and the connecting tube is fixedly connected to the sliding sleeve via the fixing strip.

[0018] By adopting the above technical solution, the connecting tube will also drive the spreading brush to rotate, so as to facilitate uniform oiling of the bearing body.

[0019] Preferably, the left bearing cover and the right bearing cover are respectively located on both sides of the bearing body, and the right bearing cover is located on the side of the bearing body close to the motor part. An inner ring body is fixedly installed between the left bearing cover and the right bearing cover. The left bearing cover and the right bearing cover are fixedly connected to the inner ring body by bolts, and the outer ring of the inner ring body is fixedly connected with an insulating layer.

[0020] By adopting the above technical solution, the inner ring body is fixedly installed between the left bearing cover and the right bearing cover by bolts, and the inner ring body, the insulating layer and the outer ring body are fixedly installed, which is convenient for subsequent use.

[0021] Preferably, the outer ring of the insulating layer is fixedly connected to the outer ring body, and the outer side of the outer ring body is fixedly connected to a mounting bar, the mounting bar is arranged in a ring shape, the mounting bar is located on the side of the motor cover away from the motor part, and the mounting bar is fixedly connected to the motor cover by bolts.

[0022] By adopting the above technical solution, the inner ring body and the outer ring body are separated by the insulating layer, so that a loop cannot be formed between the motor shaft, the bearing body and the housing of the motor part, thereby reducing the electrical corrosion damage of the bearing body.

[0023] Compared with the prior art, the invention has the following beneficial effects: an oil injection assembly is provided, the rotating oil injection of the connecting pipe is realized, and the approaching and rotating lubricating oil of the spreading brush is realized, so that the bearing body is easily and efficiently oiled evenly, and a good lubrication effect can be maintained while reducing the amount of oil injection; An oil injection assembly is provided. When performing the oil injection operation, the operator connects the external oil injection device to the oil injection pipe and rotates the rotating rod. The lubricating oil enters the fixed ring through the oil injection pipe, and enters the connecting pipe from the fixed ring through the rotating ring, and finally sprays out from the connecting pipe. Multiple connecting pipes arranged in an array are convenient for quickly spraying oil on the bearing body, and the rotating rod will drive the gear to rotate. The gear meshes with the gear ring on the inner side of the rotating ring, thereby driving the rotating ring to rotate. The rotating ring drives the connecting pipe and the annular strip to rotate, thereby improving the uniformity of oil injection. The rotation of the rotating rod drives the topmost adjusting sleeve to move horizontally. The topmost adjusting sleeve can drive the adjusting sleeves at other positions to move through the positioning strip. The adjusting sleeve drives the fixed block to compress the spring 1, and the connecting strip and The annular strip fits well and will not hinder the rotation of the annular strip. The movement of the adjusting sleeve pushes the connecting tube to move, and the connecting tube drives the sliding sleeve and the spreading brush to move. The sliding sleeve slides on the connecting tube, and the spreading brush contacts the bearing body. The rotation of the connecting tube drives the sliding sleeve and the connecting tube to rotate. The connecting tube slides inside the arc groove, so that the connecting tube also drives the spreading brush to rotate, thereby realizing the rotational oil spraying of the connecting tube and the approach and rotational spreading of the spreading brush to spread the lubricating oil evenly, which is convenient for efficient and uniform oiling of the bearing body. While reducing the amount of oiling, it can also maintain a good lubrication effect, solving the problem that when adding lubricating oil, it is not convenient to add the lubricating oil to the rotating part inside the bearing relatively evenly, which reduces the efficiency of the lubricating oil filling operation. An insulating component is provided, and the bearing body is first fixedly installed on the motor shaft. At this time, the left bearing cover and the right bearing cover are sleeved and fitted on the outside of the motor shaft. The inner ring body is fixedly installed between the left bearing cover and the right bearing cover by bolts. The inner ring body, the insulating layer and the outer ring body are fixedly installed. Then the outer ring body is fitted with the motor cover and fixed by bolts to complete the installation of the bearing body and the insulating layer. The insulating layer can be made of thermosetting plastic material. The insulating layer separates the inner ring body and the outer ring body, so that a loop cannot be formed between the motor shaft, the bearing body and the outer casing of the motor part, thereby blocking the voltage of the motor shaft and reducing the electrical corrosion damage of the bearing body. BRIEF DESCRIPTION OF THE DRAWINGS

[0024] Figure 1 It is a schematic diagram of the overall explosion structure of the present invention; Figure 2 It is a schematic diagram of the first three-dimensional overall structure of the present invention; Figure 3 This is a schematic diagram of the cross-sectional structure of the motor cover of the present invention; Figure 4 For the present invention Figure 3 The enlarged structural diagram at A in the middle; Figure 5 It is a schematic diagram of the insulating layer structure of the present invention; Figure 6 It is a schematic diagram of the cross-sectional structure of the right bearing cover of the present invention; Figure 7 For the present invention Figure 6 The enlarged structural diagram at B in the middle; Figure 8 It is a schematic diagram of the cross-sectional structure of the fixing ring of the present invention; Fig. 9 For the present invention Figure 8 The enlarged structural diagram at C in the middle; Fig.10 This is a schematic diagram of the gear installation structure of the present invention; Fig.11 For the present invention Fig.10 The enlarged structural diagram at D in the middle; Fig.12 This is a schematic diagram of the installation structure of the connecting strip of the present invention; Fig.13 It is a schematic diagram of the second three-dimensional overall structure of the present invention.

[0025] In the figure: 1. Motor part; 2. Motor shaft; 3. Support; 4. Protection device; 5. Bearing body; 6. Oil filling assembly; 61. Oil filling pipe; 62. Fixed ring; 63. Rotating rod; 64. Gear; 65. Rotating circle; 66. Connecting pipe; 67. Ring strip; 68. Adjusting sleeve; 69. Fixed block; 610. Spring 1; 611. Connecting strip; 612. Positioning strip; 613. Arc groove; 614. Connecting tube; 615. Sliding sleeve; 616. Spring 2; 617. Smoothing brush; 7. Insulation assembly; 71. Left bearing cover; 72. Right bearing cover; 73. Inner ring body; 74. Insulation layer; 75. Outer ring body; 8. Motor cover. DETAILED DESCRIPTION

[0026] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0027] See also Figure 1-Figure 13The present invention provides a technical solution: an anti-overload motor with a new bearing, including a motor part 1, a bearing body 5 and a motor shaft 2 rotatably mounted on one side of the motor part 1, and a support 3 is fixedly connected to the bottom of the motor part 1.

[0028] The protective device 4 is fixedly mounted on one side of the top of the support 3 , the bearing body 5 is fixedly mounted on the outside of the motor shaft 2 , and a motor cover 8 is fixedly connected to one side of the motor part 1 close to the motor shaft 2 .

[0029] The insulating assembly 7 is arranged on the outer side of the bearing body 5 , and includes a left bearing cover 71 and a right bearing cover 72 .

[0030] An oil filling assembly 6 is disposed inside the left bearing cover 71 . The oil filling assembly 6 includes an oil filling pipe 61 and a rotating rod 63 .

[0031] The oil filling pipe 61 is fixedly installed on the upper part of one side of the left bearing cover 71, the rotating rod 63 is rotatably connected to the left bearing cover 71, one end of the oil filling pipe 61 passes through the left bearing cover 71 and is fixedly connected to a fixing ring 62, the outer side of the rotating rod 63 is fixedly connected to a gear 64, the inner side of the fixing ring 62 is rotatably installed with a rotating ring 65, the inner side of the rotating ring 65 is fixedly connected to a gear ring, and the gear 64 is meshingly connected to the gear ring.

[0032] The inner ring of the bearing body 5 is fixedly connected to the motor shaft 2 . The oil filling pipe 61 is L-shaped. The other end of the oil filling pipe 61 is located outside the left bearing cover 71 . The gear 64 is located inside the left bearing cover 71 .

[0033] A cavity one is defined inside the fixed ring 62 , a cavity two is defined inside the rotating ring 65 , the oil filling pipe 61 is connected to the cavity one, the cavity one is connected to the cavity two, and the cavity two is connected to the connecting pipe 66 .

[0034] Connecting tubes 66 are symmetrically fixedly installed on one side of the fixing ring 62 close to the bearing body 5, and there are no less than six connecting tubes 66. An annular strip 67 is fixedly connected between adjacent connecting tubes 66. An adjusting sleeve 68 is externally threadedly connected to one side of the rotating rod 63 close to the bearing body 5. A fixing block 69 is fixedly connected to the top of the adjusting sleeve 68, and a spring 610 is fixedly connected to one side of the fixing block 69.

[0035] The connecting pipes 66 are arranged in an array, the number of the fixing blocks 69 is the same as that of the adjusting sleeves 68, only one connecting strip 611 is provided, and the spring 1 610 is located inside the annular groove.

[0036] A connecting strip 611 is fixedly connected to one end of the spring 1 610 away from the fixed block 69, a ring groove is provided at the bottom of the annular strip 67, the connecting strip 611 abuts against the ring groove, the fixed block 69 is slidably connected to the ring groove, a positioning strip 612 is fixedly connected between adjacent adjustment sleeves 68, and an arc groove 613 is provided at one end of the adjustment sleeve 68 away from the rotating rod 63.

[0037] An arc-shaped groove 613 is also provided on one side of the positioning strip 612 close to the bearing body 5, a connecting tube 614 is slidably installed inside the arc-shaped groove 613, a smoothing brush 617 is slidably installed inside the connecting tube 614, a sliding sleeve 615 is fixedly connected to the top of the connecting tube 614, the sliding sleeve 615 is sleeved on the outer side of the connecting tube 66, and the sliding sleeve 615 is slidably connected to the connecting tube 66.

[0038] There are no less than six arc grooves 613 , and the multiple arc grooves 613 can form a circular ring. A sliding column is fixedly connected to one side of the connecting tube 614 close to the adjustment sleeve 68 , and the sliding column is slidably connected to the arc groove 613 .

[0039] A spring 2 616 is installed inside the connecting tube 614 , one end of the spring 2 616 is fixedly connected to the inner wall of the connecting tube 614 , and the other end of the spring 2 616 is fixedly connected to the smoothing brush 617 .

[0040] The number of the smoothing brushes 617 is the same as that of the adjusting sleeve 68 . A fixing strip is installed on the top of the connecting tube 614 , and the connecting tube 614 is fixedly connected to the sliding sleeve 615 via the fixing strip.

[0041] Embodiment 1: Figure 6-Figure 13 As shown, the operator connects the external oiling device to the oiling pipe 61 and rotates the rotating rod 63. The lubricating oil enters the fixed ring 62 through the oiling pipe 61, and enters the connecting pipe 66 from the fixed ring 62 through the rotating ring 65, and finally sprays out from the connecting pipe 66. The connecting pipes 66 arranged in multiple arrays facilitate rapid oil spraying on the bearing body 5.

[0042] The rotating rod 63 will drive the gear 64 to rotate, and the gear 64 will mesh with the gear ring inside the rotating circle 65, thereby driving the rotating circle 65 to rotate. The rotating circle 65 will drive the connecting pipe 66 and the annular strip 67 to rotate, thereby improving the uniformity of oil injection. The rotation of the rotating rod 63 will drive the topmost adjusting sleeve 68 to move horizontally. The topmost adjusting sleeve 68 can drive the adjusting sleeves 68 at other positions to move through the positioning strip 612. The adjusting sleeve 68 drives the fixing block 69 to compress the spring 1 610. The connecting strip 611 fits with the annular strip 67 and will not hinder the rotation of the annular strip 67.

[0043] The movement of the adjusting sleeve 68 pushes the connecting tube 614 to move, and the connecting tube 614 drives the sliding sleeve 615 and the spreading brush 617 to move. The sliding sleeve 615 slides on the connecting tube 66, and the spreading brush 617 will contact the bearing body 5, and the rotation of the connecting tube 66 drives the sliding sleeve 615 and the connecting tube 614 to rotate. The connecting tube 614 slides inside the arc groove 613, so that the connecting tube 614 will also drive the spreading brush 617 to rotate, thereby realizing the rotational oil spraying of the connecting tube 66 and the approach and rotational spreading of the spreading brush 617 to spread the lubricating oil, which is convenient for efficient and uniform oiling of the bearing body 5. While reducing the amount of oiling, it can also maintain a good lubrication effect, solving the problem that when adding lubricating oil, it is not convenient to add the lubricating oil to the rotating part inside the bearing more evenly, thereby reducing the efficiency of the lubricating oil filling operation.

[0044] The left bearing cover 71 and the right bearing cover 72 are both fixedly connected to the outer ring of the bearing body 5. The left bearing cover 71 and the right bearing cover 72 are respectively located on both sides of the bearing body 5. The right bearing cover 72 is located on the side of the bearing body 5 close to the motor part 1. An inner ring body 73 is fixedly installed between the left bearing cover 71 and the right bearing cover 72. The left bearing cover 71 and the right bearing cover 72 are both fixedly connected to the inner ring body 73 by bolts. The outer ring of the inner ring body 73 is fixedly connected with an insulating layer 74.

[0045] The outer ring of the insulating layer 74 is fixedly connected to the outer ring body 75, and the outer side of the outer ring body 75 is fixedly connected to a mounting bar, which is arranged in a ring shape and is located on the side of the motor cover 8 away from the motor part 1. The mounting bar is fixedly connected to the motor cover 8 by bolts.

[0046] Embodiment 2: Figure 1-Figure 5 As shown, the bearing body 5 is first fixedly installed on the motor shaft 2. At this time, the left bearing cover 71 and the right bearing cover 72 are sleeved and fitted on the outside of the motor shaft 2. The inner ring body 73 is fixedly installed between the left bearing cover 71 and the right bearing cover 72 by bolts. The inner ring body 73, the insulating layer 74 and the outer ring body 75 are fixedly installed. Then the outer ring body 75 is fitted with the motor cover 8 and fixed by bolts to complete the installation of the bearing body 5 and the insulating layer 74.

[0047] The insulating layer 74 can be made of thermosetting plastic material. The insulating layer 74 separates the inner ring body 73 and the outer ring body 75, so that a circuit cannot be formed between the motor shaft 2, the bearing body 5 and the housing of the motor part 1, thereby blocking the voltage of the motor shaft 2 and reducing the electrical corrosion damage of the bearing body 5.

[0048] Working principle: When using the device, first, Figure 1-Figure 13As shown, the bearing body 5 is fixedly installed on the motor shaft 2, the inner ring body 73 is fixedly installed between the left bearing cover 71 and the right bearing cover 72 by bolts, and then the outer ring body 75 is fitted with the motor cover 8 and fixed by bolts. The inner ring body 73 and the outer ring body 75 are separated by the insulating layer 74, so that a circuit cannot be formed between the motor shaft 2, the bearing body 5 and the housing of the motor part 1, the voltage of the motor shaft 2 is blocked, and the electrical corrosion damage of the bearing body 5 is reduced. The operator connects the external oil injection device to the oil injection pipe 61 and rotates the rotating rod 63, and the lubricating oil is sprayed from the connecting pipe 66. The rotating rod 63 will drive the gear 64 to rotate, and the gear 64 drives the rotating ring 66 to rotate. 5 rotates, the rotating ring 65 drives the connecting tube 66 and the annular strip 67 to rotate, thereby improving the uniformity of oil spraying, the rotating rod 63 rotates to drive the topmost adjusting sleeve 68 to move horizontally, the adjusting sleeve 68 drives the fixing block 69 to compress the spring 1 610, the adjusting sleeve 68 moves to push the connecting tube 614 to move, the connecting tube 614 drives the sliding sleeve 615 and the smoothing brush 617 to move, and the connecting tube 66 rotates to drive the sliding sleeve 615 and the connecting tube 614 to rotate, the connecting tube 614 slides inside the arc groove 613, so that the connecting tube 614 also drives the smoothing brush 617 to rotate, thereby realizing the rotation of the connecting tube 66 for oil spraying, and the approach and rotation of the smoothing brush 617 for smoothing the lubricating oil.

[0049] The contents not described in detail in this specification belong to the prior art known to professional and technical personnel in this field.

[0050] Although the present invention has been described in detail with reference to the aforementioned embodiments, it is still possible for those skilled in the art to modify the technical solutions described in the aforementioned embodiments, or to make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. An overload-proof motor with a novel bearing, comprising a motor part (1), a bearing body (5), and a motor shaft (2) rotatably mounted on one side of the motor part (1), wherein a support (3) is fixedly connected to the bottom of the motor part (1); It is characterized in that Also includes: The protective device (4) is fixedly mounted on one side of the top of the support (3); the bearing body (5) is fixedly mounted on the outside of the motor shaft (2); and a motor cover (8) is fixedly connected to one side of the motor part (1) close to the motor shaft (2); An insulating component (7) is arranged on the outside of the bearing body (5), the insulating component (7) comprising a left bearing cover (71) and a right bearing cover (72), the left bearing cover (71) and the right bearing cover (72) both being fixedly connected to the outer ring of the bearing body (5); An oil injection assembly (6) is disposed inside the left bearing cover (71), and the oil injection assembly (6) comprises an oil injection pipe (61) and a rotating rod (63); The oil injection pipe (61) is fixedly mounted on an upper portion of one side of the left bearing cover (71); the rotating rod (63) is rotatably connected to the left bearing cover (71); one end of the oil injection pipe (61) passes through the left bearing cover (71) and is fixedly connected to a fixing ring (62); a gear (64) is fixedly connected to the outer side of the rotating rod (63); a rotating ring (65) is rotatably mounted on the inner side of the fixing ring (62); a gear ring is fixedly connected to the inner side of the rotating ring (65); and the gear (64) is meshingly connected to the gear ring; A connecting tube (66) is symmetrically fixedly installed on one side of the fixing ring (62) close to the bearing body (5), the connecting tubes (66) are no less than six, and an annular strip (67) is fixedly connected between adjacent connecting tubes (66). An adjusting sleeve (68) is externally threadedly connected to one side of the rotating rod (63) close to the bearing body (5), a fixing block (69) is fixedly connected to the top of the adjusting sleeve (68), and a spring 1 (610) is fixedly connected to one side of the fixing block (69); The end of the spring 1 (610) away from the fixed block (69) is fixedly connected to a connecting strip (611), a ring groove is provided at the bottom of the annular strip (67), the connecting strip (611) is in contact with the ring groove, the fixed block (69) is slidably connected to the ring groove, a positioning strip (612) is fixedly connected between adjacent adjustment sleeves (68), and an arc groove (613) is provided at the end of the adjustment sleeve (68) away from the rotating rod (63); An arc-shaped groove (613) is also formed on a side of the positioning strip (612) close to the bearing body (5); a connecting tube (614) is slidably mounted inside the arc-shaped groove (613); a smoothing brush (617) is slidably mounted inside the connecting tube (614); a sliding sleeve (615) is fixedly connected to the top of the connecting tube (614); the sliding sleeve (615) is sleeved on the outside of the connecting tube (66); and the sliding sleeve (615) is slidably connected to the connecting tube (66).

2. The anti-overload motor with a novel bearing according to claim 1, characterized in that: The inner ring of the bearing body (5) is fixedly connected to the motor shaft (2); the oil injection pipe (61) is arranged in an L shape; the other end of the oil injection pipe (61) is located outside the left bearing cover (71); and the gear (64) is located inside the left bearing cover (71).

3. The overload-proof motor with a novel bearing according to claim 2, characterized in that: The fixed ring (62) has a cavity one inside, the rotating ring (65) has a cavity two inside, the oil injection pipe (61) is connected to cavity one, the cavity one is connected to cavity two, and the cavity two is connected to the connecting pipe (66).

4. The anti-overload motor with a novel bearing according to claim 3, characterized in that: The connecting pipes (66) are arranged in an array, the number of the fixing blocks (69) is the same as that of the adjusting sleeve (68), only one connecting strip (611) is provided, and the spring 1 (610) is located inside the annular groove.

5. The anti-overload motor with a novel bearing according to claim 1, characterized in that: The number of the arc-shaped grooves (613) is no less than six, and the plurality of arc-shaped grooves (613) can form a circular ring. A sliding column is fixedly connected to a side of the connecting tube (614) close to the adjustment sleeve (68), and the sliding column is slidably connected to the arc-shaped groove (613).

6. The overload-proof motor with a novel bearing according to claim 5, characterized in that: A second spring (616) is installed inside the connecting tube (614); one end of the second spring (616) is fixedly connected to the inner wall of the connecting tube (614); and the other end of the second spring (616) is fixedly connected to a smoothing brush (617).

7. The overload-proof motor with a novel bearing according to claim 6, characterized in that: The number of the smoothing brushes (617) is the same as that of the adjustment sleeve (68); a fixing strip is installed on the top of the connecting tube (614); and the connecting tube (614) is fixedly connected to the sliding sleeve (615) via the fixing strip.

8. The anti-overload motor with a novel bearing according to claim 1, characterized in that: The left bearing cover (71) and the right bearing cover (72) are respectively located on both sides of the bearing body (5); the right bearing cover (72) is located on a side of the bearing body (5) close to the motor part (1); an inner ring body (73) is fixedly installed between the left bearing cover (71) and the right bearing cover (72); the left bearing cover (71) and the right bearing cover (72) are both fixedly connected to the inner ring body (73) by bolts; and an insulating layer (74) is fixedly connected to the outer ring of the inner ring body (73).

9. The overload-proof motor with a novel bearing according to claim 8, characterized in that: The outer ring of the insulating layer (74) is fixedly connected to an outer ring body (75), and the outer side of the outer ring body (75) is fixedly connected to a mounting bar, the mounting bar is arranged in a ring shape, the mounting bar is located on a side of the motor cover (8) away from the motor part (1), and the mounting bar is fixedly connected to the motor cover (8) by bolts.

Images