CN113193696B

CN113193696B - Anti-skid starting motor

Info

Publication number: CN113193696B
Application number: CN202110503001.8A
Authority: CN
Inventors: 许天贺; 许超凡; 陈旭
Original assignee: Wenzhou Yerun Electrical Machinery Co ltd
Current assignee: Wenzhou Yerun Electrical Machinery Co ltd
Priority date: 2021-05-10
Filing date: 2021-05-10
Publication date: 2022-04-15
Anticipated expiration: 2041-05-10
Also published as: CN113193696A

Abstract

The invention relates to the field of motor equipment, in particular to an anti-skid starting motor which comprises a threaded spline shaft, a gear and a driving disc, wherein the gear and the driving disc are arranged on the threaded spline shaft, a shaft hole is formed in the center of the driving disc, a shaft disc is arranged in the shaft hole, an anti-scattering interval is formed between the shaft disc and the driving disc, the shaft disc is connected with the driving disc, a plurality of connecting teeth are arranged on the outer surface of the shaft disc, a drainage interval is formed between every two adjacent connecting teeth in all the connecting teeth, the shaft disc is connected with the inner wall surface of the shaft hole through the connecting teeth, a plurality of flow guide slopes are formed on one side of the shaft disc, which faces a rubber disc, a plurality of openings are formed in the outer ring of the shaft disc, the height of the flow guide slopes decreases from the inner ring of the shaft disc to the outer ring of the shaft disc, all the openings are staggered with all the connecting teeth one by one, and all the openings respectively correspond to one drainage interval, and the anti-skid impurities such as grease and the like can be eliminated, and the reliability is high.

Description

Anti-skid starting motor

Technical Field

The invention relates to the field of motor equipment, in particular to an anti-skid starting motor.

Background

Chinese patent No.: CN 102386717B's a starter motor, the motor, locate the epaxial spline of motor, drive and the gear and the driver plate of antedisplacement through the spline, locate the rubber disc that is used for transmitting motor torsion between driver plate and the gear, its characterized in that: the driving sheet is provided with a through hole which penetrates through a friction surface of the driving sheet contacted with the rubber disc. This technical scheme simple structure, when grease, rainwater, dust etc. enter into the contact surface between driving plate and the rubber disc, the through-hole on the driving plate scrapes grease, rainwater, dust etc. outside arriving actuating system side by side, solves actuating system and skids or because the apical tooth ring problem that skids and arouse.

The technical scheme has the following disadvantages: the through hole is arranged close to the center of the driving sheet, so that the structural stability of the driving sheet is not facilitated, and in high-speed rotation, and the contact between the gear and the flywheel can generate contact stress, which inevitably affects the structure of the corresponding through hole area of the driving sheet and can possibly crack; more importantly, the through holes are formed in different positions along the radial direction of the driving sheet, some impurities or grease are scattered under the centrifugal action of the driving sheet in the high-speed rotation of the driving sheet, the driving sheet is repeatedly covered on the whole disc surface of the driving sheet at the moment, the impurities or the grease are required to be fully removed only by the through holes, the effect is difficult to guarantee, and the reliability of the discharged impurities or the grease is not controllable.

Disclosure of Invention

The invention aims to provide an anti-skid starting motor.

In order to achieve the purpose, the invention adopts the following technical scheme:

the utility model provides an antiskid formula starter motor, including motor body, screw thread integral key shaft, gear and the driving-disc of setting on the screw thread integral key shaft, be provided with the rubber disc between driving-disc and the gear, the center department of driving-disc sets up the shaft hole that runs through it, be provided with the reel in the shaft hole, the reel is the annular disc, the anti-scattering interval has between reel and the driving-disc, the reel with the driving-disc is connected, the reel outwards bulges to the outside from the shaft hole towards one side of rubber disc, and has the difference in height face between the lateral surface with the driving-disc, the surface of reel has a plurality of connecting teeth that are spoke-shaped outwards to disperse, all connecting teeth occupy in the anti-scattering interval, in all connecting teeth, form a drainage interval between two adjacent connecting teeth, the reel passes through connecting teeth with the shaft hole internal face links to each other, the reel orientation a plurality of water conservancy diversion is domatic has been seted up to a side of rubber disc, the outer lane department of reel has a plurality of uncovered, all uncovered respectively with the domatic one-to-one of all water conservancy diversion, all the domatic one end of water conservancy diversion is respectively certainly the inner circle department of reel extends to the outer lane of reel to run through the outer lane of reel is in order to form uncovered, the domatic height of water conservancy diversion is from the inner circle of reel, is the diminishing trend to the outer lane of reel, all uncovered and all be connected the tooth one-to-one and crisscross, all uncovered corresponds a drainage interval respectively, the water conservancy diversion domatic with the inner circle department of reel has the reservation interval.

Furthermore, two drainage inclined planes are symmetrically arranged at one end, facing the rubber disc, of the connecting tooth, and the drainage inclined planes are formed through machining.

Further, all the connecting teeth and the shaft disc are integrally formed, and the whole connecting teeth and the shaft disc are in a toothed ring shape.

Furthermore, a plurality of secondary drainage grooves are formed in the eccentric position of the driving disc and are arranged at intervals along the circumferential direction of the driving disc, the driving disc is penetrated through the secondary drainage grooves along the axis of the driving disc, and the secondary drainage grooves and the driving disc are integrally formed.

Further, the groove edge at the notch of the secondary drainage groove is provided with an edge rounding structure, and the edge rounding structure forms a secondary drainage slope surface.

Furthermore, the groove edges at two sides of the secondary drainage groove are matched with the curvatures of the inner edge and the outer edge of the driving disc.

Furthermore, an annular plate is arranged on one side face, away from the rubber disc, of the driving disc, the annular plate is a press-fitting plate, a plurality of first press-fitting blocks are arranged on an inner ring of the press-fitting plate, all the first press-fitting blocks can correspond to all the connecting teeth one by one, the press-fitting plate is detachably connected with the driving disc through bolts, the shaft disc and all the connecting teeth are arranged in the shaft hole in a pressure-sharing mode, a limiting ring is arranged on one side face, facing the rubber disc, of the driving disc, the limiting ring and the driving disc are integrally formed, the inner ring of the limiting ring at least can cover the connecting teeth and tightly contacts the connecting teeth, and the limiting ring is used for preventing the connecting teeth from being separated from the shaft hole and moving along the threaded spline shaft.

Further, a side face, far away from the rubber disc, of the driving disc is provided with an annular bin including an annular plate cage, axial flow fan blades are arranged in the annular bin, the axial flow fan blades are installed on a main shaft of the motor body, the axial flow fan blades are just opposite to all drainage intervals, two arc-shaped grooves are symmetrically formed in the outer surface of the annular bin, the annular bin is fixedly connected with the driving disc, a material receiving bin is arranged at the bottom of the annular bin in a rotating fit mode, the material receiving bin covers one arc-shaped groove all the time and is communicated with the arc-shaped groove, and a material guide pipe communicated with the material receiving bin is arranged at the bottom of the material receiving bin.

Furthermore, an annular groove is formed in one side face, facing the rubber disc, of the driving disc, the annular groove is coaxial with the driving disc, the groove depth of the annular groove is less than one tenth of the thickness of the driving disc, the annular groove is close to the inner ring of the driving disc, an introduction arc surface is arranged on one side, corresponding to the inner ring of the driving disc, of the annular groove, and a height difference exists between the other side of the annular groove and one side, corresponding to the inner ring of the driving disc, of the annular groove.

Further, the outer edge of the shaft disc is provided with an inverted bevel structure.

The invention has the beneficial effects that: the threaded spline shaft rotates at a high speed, lubricating oil is easily thrown between the driving disc and the rubber disc attached to the gear, at the moment, the lubricating oil can firstly contact the shaft disc, and under the synchronous rotation action of the shaft disc, the lubricating oil or other impurities easily enter the flow guide slope surface under the centrifugal force of the shaft disc and the negative pressure action in the flow guide interval, and the flow guide slope surface is arranged in the circumferential direction of the shaft disc due to the large number of the flow guide slope surfaces;

when the lubricating oil enters the flow guide slope surface, the height of the flow guide slope surface gradually decreases from the inner ring of the shaft disc to the outer ring of the shaft disc, so that the lubricating oil can be thrown into the flow guide space by virtue of the inclination, and the lubricating oil is prevented from being scattered on a friction surface formed between the driving disc and the rubber disc;

the drainage inclined plane has the effect that the end face of the connecting tooth cannot form a plane to prevent the accumulation of lubricating oil, and the lubricating oil is thrown into the drainage space through the drainage inclined plane under the action of centrifugal force;

all the inverted slope structures correspond to one connecting tooth respectively, and the inverted slope structures can be used as a guide surface to enable sputtered lubricating oil to flow into the drainage intervals, namely to be matched with the flow guide slope surface;

the diversion slope surface is of an inclined hole structure, the influence on the structural strength of the shaft disc is small, and the structural strength of the shaft disc is not influenced because the slope of one end, close to the shaft disc, of the diversion slope surface is high and has a reserved distance with the shaft disc;

when part of lubricating oil does not enter the drainage interval, the lubricating oil flows into the annular groove through the introduction cambered surface in the process of being scattered to the eccentric part of the driving disc due to the rotating centrifugal force of the shaft disc and the driving disc, and the lubricating oil forms temporary isolation in the annular groove due to the fact that the height difference exists between the other side of the annular groove and the side, corresponding to the inner ring of the driving disc, of the annular groove, the lubricating oil is mainly prevented from flowing towards the eccentric part of the driving disc, and under the continuous rotation of the driving disc, the lubricating oil is scattered towards the direction of the shaft disc in the opposite direction, namely, the lubricating oil is returned to the shaft disc through the introduction cambered surface and is discharged outside through the drainage interval, and therefore the clearing effect is further enhanced;

the fan blade of axial fan blade adopts the flabellum structure that can form the negative pressure in the drainage interval, and when the starter motor during operation, axial fan blade is rotatory along with, constitutes the negative pressure to in the drainage interval, forms the effort of inhaling, gets into impurity among the drainage interval, prevents to drive-disc eccentric flow, makes its constitution skid.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required to be used in the embodiments of the present invention will be briefly described below. It is obvious that the drawings described below are only some embodiments of the invention, and that for a person skilled in the art, other drawings can be derived from them without inventive effort.

FIG. 1 is a plan sectional view of the present invention;

FIG. 2 is a first perspective view of the present invention;

FIG. 3 is an enlarged view at A in FIG. 2;

FIG. 4 is a top view of a drive disk and an arbor disk of the present invention;

FIG. 5 is an enlarged view at B in FIG. 4;

FIG. 6 is a schematic perspective view of the present invention;

fig. 7 is a three-dimensional structure diagram of the present invention.

In the figure: 0. a threaded spline shaft; 1. a gear;

2. a drive disc; 3. a secondary drainage groove; 4. secondary drainage slope;

5. a rubber disc;

7. a reel; 8. a flow guiding slope surface; 9. opening the mouth; 10. a reverse slope structure;

11. reserving the spacing;

12. a connecting tooth; 13. a drainage bevel; 14. drainage spacing;

15. pressing and mounting the plate; 16. a first press fitting block;

17. a limiting ring;

18. an annular bin; 19. axial flow fan blades; 20. an arc-shaped slot; 21. a material guide pipe;

22. an annular groove; 23. introducing a cambered surface.

Detailed Description

The technical scheme of the invention is further explained by the specific implementation mode in combination with the attached drawings.

Wherein the showings are for the purpose of illustration only and are shown by way of illustration only and not in actual form, and are not to be construed as limiting the present patent; to better illustrate the embodiments of the present invention, some parts of the drawings may be omitted, enlarged or reduced, and do not represent the size of an actual product; it will be understood by those skilled in the art that certain well-known structures in the drawings and descriptions thereof may be omitted.

The same or similar reference numerals in the drawings of the embodiments of the present invention correspond to the same or similar components; in the description of the present invention, it should be understood that if the terms "upper", "lower", "left", "right", "inner", "outer", etc. are used for indicating the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, it is only for convenience of description and simplification of description, but it is not indicated or implied that the referred device or element must have a specific orientation, be constructed in a specific orientation and be operated, and therefore, the terms describing the positional relationship in the drawings are only used for illustrative purposes and are not to be construed as limitations of the present patent, and the specific meanings of the terms may be understood by those skilled in the art according to specific situations.

In the description of the present invention, unless otherwise explicitly specified or limited, the term "connected" or the like, if appearing to indicate a connection relationship between the components, is to be understood broadly, for example, as being fixed or detachable or integral; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or may be connected through one or more other components or may be in an interactive relationship with one another. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1 to 7, the anti-slip starting motor includes a motor body, a threaded spline shaft 0, a gear 1 and a driving disc 2 disposed on the threaded spline shaft 0, a rubber disc 5 is disposed between the driving disc 2 and the gear 1, a shaft hole penetrating the driving disc 2 is disposed at the center of the driving disc 2, a shaft disc 7 is disposed in the shaft hole, the shaft disc 7 is an annular disc, an anti-scattering distance is provided between the shaft disc 7 and the driving disc 2, the shaft disc 7 is connected with the driving disc 2, the shaft disc 7 protrudes outwards from the shaft hole toward one side of the rubber disc 5, and a height surface difference exists between the shaft disc and the outer side of the driving disc 2, the outer surface of the shaft disc 7 has a plurality of connecting teeth 12 which are spoke-shaped and are scattered outwards, all the connecting teeth 12 occupy the anti-scattering distance, and all the connecting teeth 12, a drainage space 14 is formed between two adjacent connecting teeth 12, the shaft disc 7 is connected with the inner wall surface of the shaft hole through the connecting teeth 12, a plurality of flow guide slope surfaces 8 are arranged on one side surface of the shaft disc 7 facing the rubber disc 5, a plurality of openings 9 are arranged on the outer ring of the shaft disc 7, all the openings 9 are respectively corresponding to all the flow guide slope surfaces 8 one by one, one ends of all the flow guide slope surfaces 8 respectively extend from the inner ring of the shaft disc 7 to the outer ring of the shaft disc 7, the openings 9 are formed by penetrating through the outer ring of the shaft disc 7, the height of the flow guide slope surface 8 decreases from the inner ring of the shaft disc 7 to the outer ring of the shaft disc 7, all the openings 9 and all the connecting teeth 12 are staggered one by one, all the openings 9 correspond to one flow guide space 14 respectively, and the flow guide slope surface 8 and the inner ring of the shaft disc 7 are provided with a reserved space 11.

Two drainage inclined planes 13 are symmetrically arranged at one end of the connecting tooth 12 facing the rubber disc 5, and the drainage inclined planes 13 are formed by machining; drainage inclined plane 13 is used for, can not make connecting tooth 12 terminal surface form the plane, prevents the lubricated liquid accumulation, but through drainage inclined plane 13, under the centrifugal force effect, is thrown into in drainage interval 14.

All the connecting teeth 12 are formed integrally with the shaft disc 7 and are in the form of a toothed ring as a whole.

The eccentric position of driving-disc 2 is seted up a plurality of along the secondary drainage groove 3 of the circumference interval arrangement of driving-disc 2, secondary drainage groove 3 runs through driving-disc 2 along the axis of driving-disc 2, secondary drainage groove 3 with driving-disc 2 integrated into one piece.

The groove edge at the notch of the secondary drainage groove 3 is provided with an edge rounding structure which forms a secondary drainage slope surface 4; when driving-disc 2 worked, keep rotating, consequently when a certain secondary drainage groove 3 rotated to the below of driving-disc 2, the lubricated liquid that is in on driving-disc 2 was introduced in secondary drainage groove 3 through the domatic 4 of secondary drainage, and the domatic 4 of secondary drainage is thrown away one side that driving-disc 2 faced rubber disc 5.

The groove edges at the two sides of the secondary drainage groove 3 are matched with the curvatures of the inner edge and the outer edge of the driving disc 2; if the groove edge of the secondary drainage groove 3 is a straight line, the stress in the driving disk 2 can influence the structure of the secondary drainage groove 3, namely, the groove edge which is matched with the curvatures of the inner edge and the outer edge of the driving disk 2 has higher structural strength than the straight line groove.

An annular plate is arranged on one side face, away from the rubber disc 5, of the driving disc 2, the annular plate is a press-fitting plate 15, a plurality of first press-fitting blocks 16 are arranged on the inner ring of the press-fitting plate 15, all the first press-fitting blocks 16 can correspond to all the connecting teeth 12 one by one, the press-fitting plate 15 is detachably connected with the driving disc 2 through bolts, the shaft disc 7 and all the connecting teeth 12 are arranged in the shaft hole in a pressure-equalizing mode, a limiting ring 17 is arranged on one side face, facing the rubber disc 5, of the driving disc 2, the limiting ring 17 is integrally formed with the driving disc 2, the inner ring of the limiting ring 17 at least can cover the connecting teeth 12 and tightly contacts the connecting teeth 12, and the limiting ring 17 is used for preventing the connecting teeth 12 from being separated from the shaft hole and moving along the threaded spline shaft 0; the limiting ring 17 and the driving disc 2 are integrally formed, so that the whole machining procedures of the driving disc 2 are few; the connecting teeth 12 and the shaft disc 7 are integrally in a toothed ring-shaped gear disc, the gear disc is pressed in the shaft hole through the other side surface of the driving disc 2, a limiting ring 17 is adopted to tightly contact the connecting teeth 12, and the limiting ring 17 is used for preventing the connecting teeth 12 from being separated from the shaft hole and moving along the threaded spline shaft 0; then, a press mounting plate 15 is arranged on the driving disc 2 through bolts, and the connecting teeth 12 are tightly contacted by a first press mounting block 16 on the press mounting plate 15, so that the purpose of limiting is achieved.

An annular bin 18 which covers the annular plate cage is arranged on one side face, far away from the rubber disc 5, of the driving disc 2, an axial flow fan blade 19 is arranged in the annular bin 18, the axial flow fan blade 19 is installed on a spindle of the motor body, the axial flow fan blade 19 is over against all the drainage intervals 14, two arc-shaped grooves 20 are symmetrically formed in the outer surface of the annular bin 18, the annular bin 18 is fixedly connected with the driving disc 2, a material receiving bin which is in rotating fit with the annular bin 18 is arranged at the bottom of the annular bin 18, the material receiving bin is always covered with one arc-shaped groove 20 and is communicated with the same, and a material guide pipe 21 communicated with the material receiving bin is arranged at the bottom of the material receiving bin; the blade of the axial flow blade 19 is of a blade structure capable of forming negative pressure in the drainage space 14, when the motor is started to work, the axial flow blade 19 rotates along with the motor to form negative pressure in the drainage space 14 to form suction acting force, impurities enter the drainage space 14, and are prevented from eccentrically flowing towards the driving disc 2 to enable the impurities to slip.

One side surface of the driving disc 2 facing the rubber disc 5 is provided with an annular groove 22, the annular groove 22 is coaxial with the driving disc 2, the groove depth of the annular groove 22 is less than one tenth of the thickness of the driving disc 2, the annular groove 22 is close to the inner ring of the driving disc 2, a leading-in arc surface 23 is arranged on one side of the annular groove 22 corresponding to the inner ring of the driving disc 2, and the other side of the annular groove 22 and one side of the annular groove 22 corresponding to the inner ring of the driving disc 2 have height difference; when part of the lubricating liquid does not enter the drainage space 14, the lubricating liquid flows into the annular groove 22 through the introduction cambered surface 23 in the process of being scattered to the eccentric position of the driving disc 2 due to the rotating centrifugal force of the shaft disc 7 and the driving disc 2, and the lubricating liquid forms temporary isolation in the annular groove 22 due to the fact that the height difference exists between the other side of the annular groove 22 and the side, corresponding to the inner ring of the driving disc 2, of the annular groove 22, the lubricating liquid is mainly prevented from flowing to the eccentric position of the driving disc 2, and under the continuous rotation of the driving disc 2, the lubricating liquid is scattered in the opposite direction to the direction of the shaft disc 7, namely, the lubricating liquid is scattered back to the shaft disc 7 through the introduction cambered surface 23 and is discharged outside through the drainage space 14.

The outer edge of the shaft disc 7 is provided with an inverted bevel structure 10; all the reverse bevel structures 10 correspond to a respective connecting tooth 12, and the reverse bevel structures 10 can serve as a guide surface for the sprayed lubricating fluid to flow into the flow guide spaces 14.

The working principle of the invention is as follows: when the motor works, the threaded spline shaft 0 rotates at a high speed, lubricating oil is easily thrown between the driving disc 2 and the rubber disc 5 attached to the gear 1, at the moment, the lubricating oil contacts the shaft disc 7 first, and under the synchronous rotation action of the shaft disc 7, the lubricating oil or other impurities easily enter the flow guide slope surface 8 under the centrifugal force of the shaft disc 7 and the negative pressure action in the flow guide space 14, and the flow guide slope surfaces 8 are arranged in the circumferential direction of the shaft disc 7 due to the large number of the flow guide slope surfaces 8;

when the lubricating oil enters the flow guide slope surface 8, because the height of the flow guide slope surface 8 gradually decreases from the inner circle of the shaft disc 7 to the outer circle of the shaft disc 7, the lubricating oil flows into the flow guide space 14 by virtue of the inclination, and is prevented from being scattered on a friction surface formed between the driving disc 2 and the rubber disc 5;

drainage inclined plane 13 is used for, can not make connecting tooth 12 terminal surface form the plane, prevents the lubricating oil accumulation, but through drainage inclined plane 13, under the centrifugal force effect, is thrown into in drainage interval 14.

All the reverse slope structures 10 respectively correspond to one connecting tooth 12, and the reverse slope structures 10 can be used as a guide surface to enable the sputtered lubricating oil to flow into the drainage space 14, namely to be matched with the flow guide slope surface 8;

the diversion slope 8 is of an inclined hole structure, and has little influence on the structural strength of the shaft disc 7, because the slope of one end, close to the shaft disc 7, of the diversion slope 8 is high, and has a reserved interval 11 with the shaft disc 7, the structural strength of the shaft disc 7 is not influenced;

the structure can eliminate most of lubricating oil and impurities;

when the driving disc 2 works, the rotation is kept, so that when one secondary drainage groove 3 rotates to the position below the driving disc 2, the lubricating oil on the driving disc 2 is introduced into the secondary drainage groove 3 through the secondary drainage slope surface 4 and is thrown out of one side, facing the rubber disc 5, of the driving disc 2 through the secondary drainage slope surface 4;

if the groove edge of the secondary drainage groove 3 is a straight line, the stress in the driving disc 2 can influence the structure of the secondary drainage groove 3, namely, the groove edge which is matched with the curvatures of the inner edge and the outer edge of the driving disc 2 has higher structural strength than the straight line groove;

the limiting ring 17 and the driving disc 2 are integrally formed, so that the whole machining procedures of the driving disc 2 are few; the connecting teeth 12 and the shaft disc 7 are integrally in a toothed ring-shaped gear disc, the gear disc is pressed in the shaft hole through the other side surface of the driving disc 2, a limiting ring 17 is adopted to tightly contact the connecting teeth 12, and the limiting ring 17 is used for preventing the connecting teeth 12 from being separated from the shaft hole and moving along the threaded spline shaft 0; then, a press mounting plate 15 is arranged on the driving disc 2 through bolts, and the connecting teeth 12 are tightly contacted by a first press mounting block 16 on the press mounting plate 15 so as to achieve the purpose of limiting;

the fan blade of the axial flow fan blade 19 adopts a fan blade structure capable of forming negative pressure in the drainage interval 14, when the motor is started to work, the axial flow fan blade 19 rotates along with the motor to form negative pressure in the drainage interval 14 to form suction acting force, impurities enter the drainage interval 14 and are prevented from eccentrically flowing towards the driving disc 2, and the impurities are prevented from slipping;

when part of lubricating oil does not enter the drainage space 14, the lubricating oil flows into the annular groove 22 through the introduction cambered surface 23 in the process of being scattered to the eccentric position of the driving disc 2 due to the rotating centrifugal force of the shaft disc 7 and the driving disc 2, and the lubricating oil forms temporary isolation in the annular groove 22 due to the fact that the height difference exists between the other side of the annular groove 22 and the inner ring side of the driving disc 2 corresponding to the annular groove 22, the lubricating oil is mainly prevented from flowing to the eccentric position of the driving disc 2, and under the continuous rotation of the driving disc 2, the lubricating oil is scattered in the opposite direction to the direction of the shaft disc 7, namely, the lubricating oil is scattered back to the shaft disc 7 through the introduction cambered surface 23 and is discharged outside through the drainage space 14.

It should be understood that the above-described embodiments are merely preferred embodiments of the invention and the technical principles applied thereto. It will be understood by those skilled in the art that various modifications, equivalents, changes, and the like can be made to the present invention. However, such variations are within the scope of the invention as long as they do not depart from the spirit of the invention. In addition, certain terms used in the specification and claims of the present application are not limiting, but are used merely for convenience of description.

Claims

1. An anti-skid starting motor comprises a motor body, a threaded spline shaft (0), a gear (1) and a driving disc (2) which are arranged on the threaded spline shaft (0), wherein a rubber disc (5) is arranged between the driving disc (2) and the gear (1), and the anti-skid starting motor is characterized in that a shaft hole which penetrates through the driving disc (2) is formed in the center of the driving disc (2), a shaft disc (7) is arranged in the shaft hole, the shaft disc (7) is an annular disc, an anti-scattering interval is formed between the shaft disc (7) and the driving disc (2), the shaft disc (7) is connected with the driving disc (2), the shaft disc (7) protrudes outwards from the shaft hole towards one side of the rubber disc (5), and a high-low surface difference exists between the outer side of the driving disc (2), the outer surface of the shaft disc (7) is provided with a plurality of connecting teeth (12) which are spoke-shaped and disperse outwards, all connect tooth (12) to occupy in preventing scattered interval, all in connecting tooth (12), adjacent two form a drainage interval (14) between connecting tooth (12), reel (7) pass through connect tooth (12) with the shaft hole internal face links to each other, reel (7) orientation a plurality of water conservancy diversion is domatic (8) have been seted up to a side of rubber dish (5), the outer lane department of reel (7) has a plurality of uncovered (9), all uncovered (9) are corresponding with all water conservancy diversion domatic (8) one-to-one respectively, all the one end of water conservancy diversion domatic (8) is respectively from the inner circle department of reel (7) extends to the outer lane of reel (7) to run through the outer lane of reel (7) in order to form uncovered (9), water conservancy diversion domatic (8) height is played from the inner circle of reel (7), The outer ring of the shaft disc (7) is in a decreasing trend, all the openings (9) and all the connecting teeth (12) are staggered one by one, all the openings (9) correspond to one drainage interval (14) respectively, and the retaining intervals (11) are arranged at the inner ring of the flow guide slope surface (8) and the inner ring of the shaft disc (7).

2. An anti-slip starting motor according to claim 1, characterized in that the connecting teeth (12) are symmetrically provided with two drainage slopes (13) towards one end of the rubber disc (5), and the drainage slopes (13) are formed by machining.

3. A starting motor according to claim 1, characterised in that all the coupling teeth (12) are formed integrally with the disk (7) and are in the form of a toothed ring.

4. The anti-slip starting motor according to claim 1, wherein a plurality of secondary drainage grooves (3) are formed in the eccentric portion of the driving disc (2) and are arranged at intervals along the circumferential direction of the driving disc (2), the driving disc (2) is penetrated through the secondary drainage grooves (3) along the axis of the driving disc (2), and the secondary drainage grooves (3) and the driving disc (2) are integrally formed.

5. An anti-slip starting motor according to claim 4, characterized in that the slot edge at the slot opening of the secondary drainage slot (3) has an edge rounding structure, which forms a secondary drainage slope (4).

6. The anti-slip starting motor according to claim 4, wherein both side slot edges of the secondary drainage slot (3) are matched with the curvature of the inner edge and the outer edge of the driving disc (2).

7. The anti-skid starting motor according to claim 2, wherein an annular plate is arranged on one side surface of the driving plate (2) far away from the rubber disc (5), the annular plate is a press-mounting plate (15), a plurality of first press-mounting blocks (16) are arranged on the inner ring of the press-mounting plate (15), all the first press-mounting blocks (16) can correspond to all the connecting teeth (12) one by one, the press-mounting plate (15) is detachably connected with the driving plate (2) through bolts, the shaft disc (7) and all the connecting teeth (12) are press-mounted in the shaft hole, a limit ring (17) is arranged on one side surface of the driving plate (2) facing the rubber disc (5), the limit ring (17) and the driving plate (2) are integrally formed, at least the connecting teeth (12) can be covered by the inner ring of the limit ring (17) and tightly contact the connecting teeth (12), the limiting ring (17) is used for preventing the connecting teeth (12) from separating from the shaft hole and moving along the threaded spline shaft (0).

8. The anti-skidding type starting motor according to claim 7, characterized in that a side face, away from the rubber disc (5), of the driving disc (2) is provided with an annular bin (18) including an annular plate cage, axial flow fan blades (19) are arranged in the annular bin (18), the axial flow fan blades (19) are installed on a main shaft of the motor body, the axial flow fan blades (19) are opposite to all drainage intervals (14), two arc-shaped grooves (20) are symmetrically formed in the outer surface of the annular bin (18), the annular bin (18) is fixedly connected with the driving disc (2), a material receiving bin which is matched with the annular bin (18) in a rotating mode is arranged at the bottom of the annular bin, the material receiving bin is always covered with one arc-shaped groove (20) and is communicated with the two, and a material guide pipe (21) communicated with the material receiving bin is arranged at the bottom of the material receiving bin.

9. The anti-skid starting motor according to any one of claims 1 to 8, wherein a side surface of the driving disc (2) facing the rubber disc (5) is provided with an annular groove (22), the annular groove (22) is coaxial with the driving disc (2), the groove depth of the annular groove (22) is less than one tenth of the thickness of the driving disc (2), the annular groove (22) is close to the inner ring of the driving disc (2), a leading-in arc surface (23) is arranged on one side of the annular groove (22) corresponding to the inner ring of the driving disc (2), and a height difference exists between the other side of the annular groove (22) and the side of the annular groove (22) corresponding to the inner ring of the driving disc (2).

10. A starting motor as claimed in any one of claims 1 to 8, characterised in that the outer edge of the disk (7) has an inverted bevel (10).