CN215334072U

CN215334072U - High-strength isolator

Info

Publication number: CN215334072U
Application number: CN202120821364.1U
Authority: CN
Inventors: 戴焕东
Original assignee: Ruian Xiangsheng Auto Parts Co ltd
Current assignee: Ruian Xiangsheng Auto Parts Co ltd
Priority date: 2021-04-21
Filing date: 2021-04-21
Publication date: 2021-12-28
Anticipated expiration: 2031-04-21

Abstract

The utility model discloses a high-strength isolator in the field of automobile parts, which comprises a gear shaft, wherein a copper sleeve is sleeved on the gear shaft, a gear is sleeved on the copper sleeve, a one-way sleeve is sleeved on one side of the gear shaft, which is far away from the gear, a conical compression spring is sleeved on the one-way sleeve, the left side of the conical compression spring is fixedly arranged on the one-way sleeve, a first spring seat is fixedly arranged on one side of the conical compression spring, which is far away from the one-way sleeve, the first spring seat is sleeved on the one-way sleeve, a plurality of cavities are reserved between the outer side of the gear shaft and the one-way sleeve, the cavities are uniformly distributed in the one-way sleeve, and rollers and roller compression springs are arranged in the cavities respectively. The one-way clutch is simple in structure and convenient to use, the integral structure is adopted through the one-way sleeve, so that the strength of the one-way clutch is high, the one-way clutch is more stable and reliable in the using process, and the stability of the one-way clutch in use is further improved.

Description

High-strength isolator

Technical Field

The utility model relates to the field of automobile parts, in particular to a high-strength isolator.

Background

The automobile comprises various parts, the parts can transmit power mutually to ensure the normal operation of the automobile, and the isolator is one of the automobile parts.

The one-way sleeve in the existing one-way device is mostly combined, the one-way sleeve is easy to disintegrate after long-term use, the strength of the whole one-way device is low, and the stability of the one-way device is low, so that the technical personnel in the field provide a high-strength one-way device to solve the problems provided in the background art.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a high-strength isolator to solve the problems that most of the unidirectional sleeves in the existing isolators are combined, the unidirectional sleeves are easy to disintegrate after long-term use, the overall strength of the isolator is low, and the stability of the isolator is low.

In order to achieve the purpose, the utility model provides the following technical scheme:

a high-strength isolator comprises a gear shaft, wherein a copper sleeve is sleeved on the gear shaft, a gear is sleeved on the copper sleeve, an one-way sleeve is sleeved on one side of the gear shaft, which is far away from the gear, a conical compression spring is sleeved on the one-way sleeve, the left side of the conical compression spring is fixedly arranged on the one-way sleeve, a first spring seat is fixedly arranged on one side of the conical compression spring, which is far away from the one-way sleeve, the first spring seat is sleeved on the unidirectional sleeve, a cavity is reserved between the outer side of the gear shaft and the unidirectional sleeve, a plurality of cavities are arranged and are uniformly distributed in the one-way sleeve, a roller and a roller pressure spring are arranged in each cavity, one side of each roller pressure spring in each cavity is propped against the inner wall of each cavity, and the other end of each roller pressure spring is used for carrying out constant pressure on the corresponding roller between the inner wall of the cavity and the outer wall of the gear shaft.

As a further scheme of the utility model: the right side that is located the gear shaft in the one-way cover is provided with the spline, just the spline is the foraminiferous spiral of inner curved surface cold extrusion spiral spline, when making the gear shaft promote forward through this design, can mesh smoothly between gear and the engine drive gear, is favorable to the use of this equipment.

As a further scheme of the utility model: the right side of gear shaft is provided with the gasket, the outside of gasket is connected with the inner wall of one-way cover within a definite time rotation, can strengthen the leakproofness through the gasket, avoids gear shaft and one-way cover direct contact simultaneously, causes wearing and tearing, influences the life of this part.

As a further scheme of the utility model: the left side joint of one-way cover has the semicircle inserted sheet, just the semicircle inserted sheet cup joints on the gear shaft, and it is spacing to form on the gear shaft through the semicircle inserted sheet, can play limiting displacement to one-way cover.

As a further scheme of the utility model: the right side of semicircle inserted sheet is provided with the profile of tooth housing, the right side fixed mounting of profile of tooth housing is sheathe in one-way, can form sealedly in making one-way cover through the profile of tooth housing, can avoid the lubricating oil in one-way cover to spill over, influences the inside lubricated effect of one-way cover.

As a further scheme of the utility model: the plastic sliding ring is fixedly mounted on the right side of the first spring seat and sleeved on the one-way sleeve, a steel wire retaining ring for the shaft is sleeved on the outer side of the plastic sliding ring, and the plastic sliding ring can slide on the one-way sleeve, so that the plastic sliding ring is beneficial to use of the part.

As a further scheme of the utility model: the right side of the steel wire retaining ring for the shaft is provided with a second spring seat, the second spring seat is fixedly mounted on the one-way sleeve, and the second spring seat can limit the steel wire retaining ring for the shaft.

Compared with the prior art, the utility model has the beneficial effects that:

1. according to the one-way clutch, the one-way sleeve is of an integrated structure, when an engine is started, a driving lever on the starter can be screwed into a spline, a conical compression spring starts to be compressed, the driving lever abuts against a gear shaft and forwards drives the gear shaft, so that the gear is meshed with a transmission gear of the engine, the engine is smoothly started, after the engine stops, the driving lever returns, the conical compression spring drives the one-way sleeve to return at the moment, the one-way sleeve drives the gear shaft to return, the gear is separated from the transmission gear on the engine, and the engine can stop.

2. According to the utility model, the spline is set to be the spiral cold extrusion spiral spline with the hole on the inner curved surface, so that the gear can be meshed with a transmission gear on an engine more smoothly, the damage to the gear is reduced, and the service life of the gear is further prolonged.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the structure of the roller of the present invention;

fig. 3 is a schematic structural view of the gear of the present invention.

In the figure: 1. a gear; 2. a copper sleeve; 3. a toothed shroud; 4. a semicircular inserting piece; 5. a one-way sleeve; 6. a conical compression spring; 7. a first spring seat; 8. a second spring seat; 9. a plastic slip ring; 10. a steel wire retainer ring for the shaft; 11. a roller; 12. a roller compression spring; 13. a gasket; 14. a spline; 15. a gear shaft; 16. a cavity.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-3, in an embodiment of the present invention, a high strength isolator includes a gear shaft 15, a copper sleeve 2 is sleeved on the gear shaft 15, a gear 1 is sleeved on the copper sleeve 2, a one-way sleeve 5 is sleeved on a side of the gear shaft 15 away from the gear 1, a conical compression spring 6 is sleeved on the one-way sleeve 5, a left side of the conical compression spring 6 is fixedly installed on the one-way sleeve 5, a first spring seat 7 is fixedly installed on a side of the conical compression spring 6 away from the one-way sleeve 5, the first spring seat 7 is sleeved on the one-way sleeve 5, a cavity 16 is reserved between an outer side of the gear shaft 15 and the one-way sleeve 5, the plurality of cavities 16 are uniformly distributed in the one-way sleeve 5, a plurality of roller springs 11 and a roller compression spring 12 are installed in the plurality of cavities 16, one side of the roller compression spring 12 in each cavity 16 is abutted against an inner wall of the cavity 16, and the other end of each roller compression spring 12 is used for constant-pressing the corresponding roller 11 against an inner wall of the cavity 16 and an inner wall of the gear shaft 15 Between the outer walls of the housing.

Wherein, the right side that lies in gear shaft 15 in the one-way cover 5 is provided with spline 14, and spline 14 is the foraminiferous spiral of inner curved surface cold extrusion spiral spline, when making gear shaft 15 promote forward through this design, can mesh smoothly between gear 1 and the engine drive gear, is favorable to the use of this equipment.

Wherein, the right side of gear shaft 15 is provided with gasket 13, rotates between the outside of gasket 13 and the inner wall of one-way cover 5 to be connected, can strengthen the leakproofness through gasket 13, avoids gear shaft 15 and one-way cover 5 direct contact simultaneously, causes wearing and tearing, influences the life of this part.

Wherein, the left side joint of one-way sleeve 5 has semicircle inserted sheet 4, and semicircle inserted sheet 4 cup joints on gear shaft 15, and it is spacing to form on gear shaft 15 through semicircle inserted sheet 4, can play limiting displacement to one-way sleeve 5.

Wherein, the right side of semicircle inserted sheet 4 is provided with profile of tooth housing 3, and the right side fixed mounting of profile of tooth housing 3 can form sealedly in making one-way cover 5 through profile of tooth housing 3 on one-way cover 5, can avoid the lubricating oil in one-way cover 5 to spill over, influences the inside lubricated effect of one-way cover 5.

Wherein, the right side fixed mounting of first spring holder 7 has plastics sliding ring 9, and plastics sliding ring 9 cover is established on one-way cover 5, and the outside cover of plastics sliding ring 9 is equipped with axle steel wire retainer ring 10, can slide on one-way cover 5 through plastics sliding ring 9, is favorable to the use of this part.

Wherein, the right side of axle steel wire retaining ring 10 is provided with second spring holder 8, and second spring holder 8 fixed mounting can form spacingly to axle steel wire retaining ring 10 through second spring holder 8 on one-way cover 5.

The working principle of the utility model is as follows: the one-way sleeve 5 adopts an integrated structure, when an engine is started, a deflector rod on the starter can be screwed into a spline 14, a conical compression spring 6 starts to be compressed, the deflector rod is abutted against a gear shaft 15 and forwards stirs the gear shaft 15, so that a gear 1 is meshed with a transmission gear of the engine, the engine is smoothly started, after the engine is stopped, the deflector rod returns, at the moment, the conical compression spring 6 drives the one-way sleeve 5 to return, the one-way sleeve 5 drives the gear shaft 15 to return, so that the gear 1 is separated from the transmission gear on the engine, and the engine can be stopped;

through setting up spline 14 to foraminiferous spiral cold extrusion helical spline of inner curved surface for gear 1 can be more smooth with the drive gear on the engine between mesh, thereby reduces gear 1's damage, further prolongs gear 1's life.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.

Claims

1. A high strength isolator characterized in that: comprises a gear shaft (15), a copper sleeve (2) is sleeved on the gear shaft (15), a gear (1) is sleeved on the copper sleeve (2), a one-way sleeve (5) is sleeved on one side of the gear shaft (15) far away from the gear (1), a conical compression spring (6) is sleeved on the one-way sleeve (5), the left side of the conical compression spring (6) is fixedly installed on the one-way sleeve (5), a first spring seat (7) is fixedly installed on one side of the conical compression spring (6) far away from the one-way sleeve (5), the first spring seat (7) is sleeved on the one-way sleeve (5), a cavity (16) is reserved between the outer side of the gear shaft (15) and the one-way sleeve (5), the cavity (16) is provided with a plurality of cavities (16) which are uniformly distributed in the one-way sleeve (5), and the cavities (16) are provided with rollers (11) and roller compression springs (12), one side of each roller compression spring (12) in each cavity (16) is abutted against the inner wall of each cavity (16), and the other end of each roller compression spring (12) is used for enabling the corresponding roller (11) to be pressed between the inner wall of each cavity (16) and the outer wall of the gear shaft (15) in a constant mode.

2. A high strength isolator as claimed in claim 1, wherein: a spline (14) is arranged on the right side of the gear shaft (15) in the one-way sleeve (5), and the spline (14) is a spiral cold extrusion spiral spline with a hole on the inner curved surface.

3. A high strength isolator as claimed in claim 1, wherein: the right side of gear shaft (15) is provided with gasket (13), rotate between the outside of gasket (13) and the inner wall of one-way cover (5) and be connected.

4. A high strength isolator as claimed in claim 1, wherein: the left side joint of one-way cover (5) has semicircle inserted sheet (4), just semicircle inserted sheet (4) cup joint on gear shaft (15).

5. A high strength isolator as claimed in claim 1, wherein: the right side of semicircle inserted sheet (4) is provided with profile of tooth housing (3), the right side fixed mounting of profile of tooth housing (3) is on one-way cover (5).

6. A high strength isolator as claimed in claim 1, wherein: the right side of the first spring seat (7) is fixedly provided with a plastic sliding ring (9), the plastic sliding ring (9) is sleeved on the one-way sleeve (5), and the outer side of the plastic sliding ring (9) is sleeved with a steel wire retaining ring (10) for the shaft.

7. A high strength isolator as claimed in claim 6, wherein: and a second spring seat (8) is arranged on the right side of the steel wire retainer ring (10) for the shaft, and the second spring seat (8) is fixedly installed on the one-way sleeve (5).