CN213511001U - Gear drive shaft integral type isolator - Google Patents
Gear drive shaft integral type isolator Download PDFInfo
- Publication number
- CN213511001U CN213511001U CN202022439485.8U CN202022439485U CN213511001U CN 213511001 U CN213511001 U CN 213511001U CN 202022439485 U CN202022439485 U CN 202022439485U CN 213511001 U CN213511001 U CN 213511001U
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- Prior art keywords
- spring
- lubricating pipe
- guide sleeve
- buffer spring
- shaft
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Abstract
The utility model relates to a gear drive axle integral type isolator, including drive tooth axle, uide bushing, the uide bushing passes through internal helical spline and links to each other with starter motor shaft, drive tooth axle and starter motor shaft tip cooperation, the uide bushing overcoat is equipped with the lower wall, be equipped with clutching mechanism in the lower wall, both ends respectively with front bearing and rear bearing cooperation around the uide bushing, the epaxial cover of drive tooth is equipped with buffer spring, buffer spring one end is arranged in rather than offsetting in the uide bushing, the other end cooperates with the position sleeve of installing at drive tooth axle tip, the lower wall surface is equipped with the gear with starter meshing, the beneficial effects of the utility model are that: few spare parts, light product weight and capability of transmitting high power.
Description
Technical Field
The utility model relates to a one-way clutch technical field, concretely relates to cam elevating gear.
Background
The starter is a key part on an automobile, and is a machine which converts electric energy of a storage battery into mechanical energy to drive an engine flywheel to rotate so as to realize the starting of the engine, and the automobile starter isolator is a transmission device which transmits torque generated by a motor to the flywheel on the automobile starter.
Different starters have different types of isolators, and among them, the roller type isolator is widely used because of its simple structure.
The conventional roller isolator is driven by a driving shaft, and in the high power isolator, the outer diameter of the driving shaft is too large and the weight of the product is too heavy because the driving shaft needs to transmit enough torque.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that to the not enough of above-mentioned prior art, provide a gear drive axle integral type isolator, accessories are few, product quality is light and can transmit high-power.
In order to achieve the above purpose, the utility model provides a following technical scheme: the utility model provides a gear drive axle integral type isolator which characterized in that: the gear transmission mechanism is characterized by comprising a driving gear shaft and a guide sleeve, wherein the guide sleeve is connected with a starting motor shaft through an internal spiral spline, the driving gear shaft is matched with the end part of the starting motor shaft, a lower disc is sleeved outside the guide sleeve, a clutch mechanism is arranged in the lower disc, the front end and the rear end of the guide sleeve are respectively matched with a front bearing and a rear bearing, a buffer spring is sleeved on the driving gear shaft, one end of the buffer spring is arranged in the guide sleeve and is abutted against the buffer spring, the other end of the buffer spring is matched with a positioning sleeve arranged at the end part of the driving gear shaft, and a gear meshed with a starter.
The utility model has the characteristics as above: the gear is directly extruded on the outer surface of the lower disc, so that the starter directly drives the lower disc to rotate and then drives the driving gear shaft to rotate.
The utility model discloses further setting is: the clutch mechanism comprises a plurality of rollers, a plurality of springs and a retainer, a plurality of rolling ways are arranged on the inner side of the lower plate, at least two rollers and at least two springs are arranged in each rolling way, a supporting part is arranged in the retainer, one end of each spring is fixedly connected with the supporting part, the other end of each spring is fixedly connected with the corresponding roller, a lubricating pipe is arranged in each spring, one end of each lubricating pipe is connected with the supporting part through a connecting spring, the other end of each lubricating pipe abuts against the corresponding roller, and the abutting surface of each lubricating pipe and the corresponding roller are arc.
The utility model has the characteristics as above: lubricating oil is arranged in the lubricating pipe, the surface of the lubricating pipe, which is abutted against the roller, is an arc-shaped surface, the contact area between the roller and the lubricating pipe is increased, the lubricating condition between the roller and the spring is improved, the lubricating pipe is sleeved with the spring, the lubricating pipe can prevent the spring from moving left and right, the service life of the spring is prolonged, and the connection stability between the spring and the roller is improved.
The utility model discloses further setting is: and a retainer ring for sealing the raceway is arranged in the lower disc and has elasticity.
The utility model has the characteristics as above: the retainer ring is arranged at the opening of the roller way, so that the torque generated in the moment when the motor is started is effectively relieved, the metal fatigue on the driving gear shaft is relieved, and the service life of the isolator is effectively prolonged.
The utility model discloses further setting is: an oil storage cavity is arranged in the lubricating pipe, and an oil outlet groove is formed in the end, abutted against the roller, of the lubricating pipe.
The utility model has the characteristics as above: the oil storage cavity is internally stored with lubricating oil which is contacted with the roller through the oil outlet groove to lubricate the roller.
The present invention will be described in further detail with reference to the accompanying drawings and examples.
Drawings
Fig. 1 is a schematic structural diagram of an embodiment of the present invention.
Fig. 2 is a schematic structural diagram of a clutch mechanism according to an embodiment of the present invention.
Fig. 3 is an enlarged view of a portion a of fig. 2.
Detailed Description
The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications to the present embodiment without inventive contribution as required after reading the present specification, but all of them are protected by patent laws within the scope of the claims of the present invention.
As shown in fig. 1-3, the one-way clutch comprises a driving gear shaft 1 and a guide sleeve 2, wherein the guide sleeve 2 is connected with a starting motor shaft through an internal helical spline, the driving gear shaft 1 is matched with the end part of the starting motor shaft, a lower disc 3 is sleeved outside the guide sleeve 2, a clutch mechanism 8 is arranged in the lower disc 3, the front end and the rear end of the guide sleeve 2 are respectively matched with a front bearing 4 and a rear bearing 5, a buffer spring 6 is sleeved on the driving gear shaft 1, one end of the buffer spring 6 is arranged in the guide sleeve 2 and is abutted against the buffer spring, the other end of the buffer spring is matched with a positioning sleeve 7 arranged at the end part of the driving gear shaft 1, and a gear 31 meshed with a starter is arranged.
The clutch mechanism 8 comprises a plurality of rollers 81, a plurality of springs 82 and a retainer 83, a plurality of raceways are arranged on the inner side of the lower plate 3, at least two rollers 81 and at least two springs 82 are arranged in each raceway, a supporting portion 831 is arranged in the retainer 83, one end of each spring 82 is fixedly connected with the supporting portion 831, the other end of each spring 82 is fixedly connected with the corresponding roller 81, a lubricating pipe 84 is arranged in each spring 82, one end of each lubricating pipe 84 is connected with the supporting portion 831 through a connecting spring 85, the other end of each lubricating pipe 84 abuts against the corresponding roller 81, the supporting surface of each lubricating pipe 81 is an arc-shaped surface, an oil storage cavity 841 is arranged in each lubricating pipe 84, an oil outlet groove 842 is arranged at the abutting end of each lubricating pipe 84 and the corresponding.
Claims (4)
1. The utility model provides a gear drive axle integral type isolator which characterized in that: the gear transmission mechanism is characterized by comprising a driving gear shaft and a guide sleeve, wherein the guide sleeve is connected with a starting motor shaft through an internal spiral spline, the driving gear shaft is matched with the end part of the starting motor shaft, a lower disc is sleeved outside the guide sleeve, a clutch mechanism is arranged in the lower disc, the front end and the rear end of the guide sleeve are respectively matched with a front bearing and a rear bearing, a buffer spring is sleeved on the driving gear shaft, one end of the buffer spring is arranged in the guide sleeve and is abutted against the buffer spring, the other end of the buffer spring is matched with a positioning sleeve arranged at the end part of the driving gear shaft, and a gear meshed with a starter.
2. A gear drive shaft one-piece isolator as claimed in claim 1, wherein: the clutch mechanism comprises a plurality of rollers, a plurality of springs and a retainer, a plurality of rolling ways are arranged on the inner side of the lower plate, at least two rollers and at least two springs are arranged in each rolling way, a supporting part is arranged in the retainer, one end of each spring is fixedly connected with the supporting part, the other end of each spring is fixedly connected with the corresponding roller, a lubricating pipe is arranged in each spring, one end of each lubricating pipe is connected with the supporting part through a connecting spring, the other end of each lubricating pipe abuts against the corresponding roller, and the abutting surface of each lubricating pipe and the corresponding roller are arc.
3. A gear drive shaft one-piece isolator as claimed in claim 1, wherein: and a retainer ring for sealing the raceway is arranged in the lower disc and has elasticity.
4. A gear drive shaft one-piece isolator as claimed in claim 2, wherein: an oil storage cavity is arranged in the lubricating pipe, and an oil outlet groove is formed in the end, abutted against the roller, of the lubricating pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022439485.8U CN213511001U (en) | 2020-10-28 | 2020-10-28 | Gear drive shaft integral type isolator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022439485.8U CN213511001U (en) | 2020-10-28 | 2020-10-28 | Gear drive shaft integral type isolator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213511001U true CN213511001U (en) | 2021-06-22 |
Family
ID=76414793
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022439485.8U Active CN213511001U (en) | 2020-10-28 | 2020-10-28 | Gear drive shaft integral type isolator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213511001U (en) |
-
2020
- 2020-10-28 CN CN202022439485.8U patent/CN213511001U/en active Active
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| GR01 | Patent grant |